CN219036319U - Natural gas pipeline leakage detector - Google Patents
Natural gas pipeline leakage detector Download PDFInfo
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- CN219036319U CN219036319U CN202320161177.4U CN202320161177U CN219036319U CN 219036319 U CN219036319 U CN 219036319U CN 202320161177 U CN202320161177 U CN 202320161177U CN 219036319 U CN219036319 U CN 219036319U
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
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- Y02T10/30—Use of alternative fuels, e.g. biofuels
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Abstract
The utility model discloses a natural gas pipeline leakage detector, which relates to the technical field of gas detection and comprises a C-shaped frame, wherein two sliding rods which are arranged in parallel are fixedly connected inside the C-shaped frame, a first sliding frame and a second sliding frame are connected to the two sliding rods in a sliding manner, and a first upper clamping ring and a second upper clamping ring are respectively and movably connected above the first sliding frame and the second sliding frame through rotating shafts; under the cooperation of the two rubber corrugated sleeves and the first sliding frame, the outside of the natural gas pipeline joint is positioned in a sealed cavity, when the pipeline joint leaks, natural gas can gather in the cavity, a natural gas sensor senses the leaked natural gas and transmits monitoring information to a controller, and a display screen on the controller can be used for observing the leakage value of the pipeline joint; the testing mode can enable the pipeline joint to be in a sealed state, and when the outdoor pipeline is detected, the pipeline joint is not affected by wind power, so that the pipeline joint has high accuracy in detection.
Description
Technical Field
The utility model particularly relates to the technical field of gas detection, in particular to a natural gas pipeline leakage detector.
Background
Along with the increasing importance of gas in life to the increasing importance of people to gas pipeline safety and environmental protection, and the pipeline that is used for carrying natural gas is very important, need regularly detect whether the pipeline appears leaking. The traditional natural gas leakage detection adopts a soapy water spraying method, and whether leakage occurs is judged by observing whether the soapy water sprayed on a pipeline is foamed or not.
Chinese patent publication No. CN 215951133U discloses a natural gas pipeline leakage detecting device, comprising: a pipe body; the fixing rings are fixedly arranged on two sides of the pipeline main body; the fixed box is fixedly arranged at the top of the fixed ring; the control structure, control structure fixed mounting in the inside of fixed box, control structure includes the spout, the inside sliding connection of spout has the slider, the top of slider just be provided with the spring with the inside of spout, the left side fixedly connected with gasbag of slider, the top fixed mounting of gasbag has the touch head, the inside top fixed mounting of fixed box has alarm switch.
The natural gas pipeline leakage detection device is directly fixed at the joint of the pipeline for real-time monitoring, but because the pipeline is longer in laying distance and more in pipe joints, a plurality of detection devices are needed for installation and real-time monitoring, so that the installation cost of a gas company is greatly increased, and according to the analysis of urban pipeline leakage conditions, the pipeline leakage is mainly caused by three-party damage, such as ground subsidence fracturing, motor vehicle crashing or other construction equipment crashing; it is therefore obviously unnecessary to install a leak detection device on each pipe joint and the cost and maintenance required are extremely high.
The utility model discloses a natural gas pipeline leakage detection device, which structurally comprises a switch key, a main body, a connecting wire, an audible alarm, a control panel, a connecting piece, an inductor, a probe, an adjusting button, an indicator light, a light alarm and a display screen.
The detection device in the above patent is a handheld detector, and when the detection device detects an outdoor pipeline, the accuracy of the detection device is influenced by the leakage area and wind power of the pipeline, and once the wind power is large, leaked fuel gas is blown away, and the detection device is difficult to monitor the leakage of the natural gas.
Therefore, the handheld natural gas pipeline leakage monitoring device is convenient to carry, is not affected by wind power when outdoor pipelines are subjected to leakage monitoring, and has good accuracy and sensitivity.
Disclosure of Invention
The utility model aims to provide a natural gas pipeline leakage detector for solving the technical problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the natural gas pipeline leakage detector comprises a C-shaped frame, wherein two sliding rods which are arranged in parallel are fixedly connected inside the C-shaped frame, a first sliding frame and a second sliding frame are connected to the two sliding rods in a sliding manner, and a first upper clamping ring and a second upper clamping ring are respectively and movably connected above the first sliding frame and the second sliding frame through rotating shafts; rubber corrugated sleeves are bonded between the first sliding frame and the second sliding frame and between the first upper clamping ring and the second upper clamping ring, wherein fixing sheets are embedded on the rubber corrugated sleeves between the first upper clamping ring and the second upper clamping ring; the fixing piece is embedded with a natural gas sensor.
As a further technical scheme of the utility model, the first sliding frame and the second sliding frame are in threaded connection with the bidirectional screw rod; two ends of the bidirectional screw rod are rotatably connected with the C-shaped frame through bearings, and one end of the bidirectional screw rod is also in transmission connection with the driving motor; the driving motor is fixed on the C-shaped frame and fixedly connected with the C-shaped frame.
As a further technical scheme of the utility model, one side of each of the first upper clamping ring and the second upper clamping ring is provided with an air support, and the two air supports are respectively and movably connected with the first sliding frame and the second sliding frame.
As a further technical scheme of the utility model, rubber snap rings are adhered to the inner sides of the first sliding frame, the second sliding frame, the first upper snap ring and the second upper snap ring.
As a further technical scheme of the utility model, the natural gas sensor and the driving motor are electrically connected with the controller and the storage battery; the controller is also electrically connected with the storage battery.
As a further technical scheme of the utility model, the controller is fixed at the upper end of the C-shaped frame; the storage battery is arranged on one side of the C-shaped frame, and a handle is riveted at the middle position of the C-shaped frame.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the device is used, the first upper clamping ring and the second upper clamping ring are lifted, the first sliding frame, the first upper clamping ring, the second sliding frame and the second upper clamping ring are respectively arranged on two sides of a natural gas pipeline joint, the first upper clamping ring and the second upper clamping ring are lightly pressed, the first upper clamping ring is clamped with the first sliding frame under the top movement of the gas support, the second upper clamping ring is clamped with the second sliding frame, the outer part of the natural gas pipeline joint is positioned in a sealed cavity under the cooperation of the two rubber corrugated sleeves and the first sliding frame, when the detected pipeline joint leaks, natural gas is gathered in the inner part, a natural gas sensor senses the leaked natural gas and transmits monitoring information to a controller, and the leakage value of the pipeline joint can be seen through a display screen on the controller; the test mode can enable the pipeline joint to be in a sealed state, and the pipeline joint is not affected by wind power when an outdoor pipeline is detected, so that the detection accuracy is high;
2. according to the utility model, the diameters of the natural gas pipelines are small, but the diameters of the natural gas pipelines are not large, and the rubber clamping rings arranged on the inner sides of the first sliding frame, the second sliding frame, the first upper clamping ring and the second upper clamping ring have certain elasticity when the pipelines are clamped, so that the natural gas pipeline can adapt to the use of different pipe diameters, and the application range of the detection device is improved;
3. according to the utility model, as the natural gas pipeline joint is connected by adopting the pipe joint or the flange, when the driving motor drives the bidirectional screw rod to rotate, the first sliding frame and the second sliding frame can move relatively or oppositely, so that the connection thickness of the natural gas pipeline joint can be adaptively adjusted according to the connection thickness of the natural gas pipeline joint; the rubber corrugated sleeve has certain elasticity so as to be matched with the inward or outward movement of the first sliding frame and the second sliding frame.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic view of the left side structure of fig. 1 in the present utility model.
Fig. 3 is a front view of fig. 1 in the present utility model.
Fig. 4 is a schematic view of the bottom structure of fig. 1 in the present utility model.
Fig. 5 is an enlarged partial schematic view of fig. 1 in accordance with the present utility model.
In the figure: the device comprises a handle, a 2-C-shaped frame, a 3-first sliding frame, a 4-second sliding frame, a 5-rubber corrugated sleeve, a 6-first upper clamping ring, a 7-second upper clamping ring, an 8-gas support, a 9-controller, a 10-storage battery, a 11-sliding rod, a 12-bidirectional screw rod, a 13-driving motor, a 14-fixing sheet, a 15-natural gas sensor and a 16-rubber clamping ring.
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. 1-5, in an embodiment of the present utility model, a natural gas pipeline leakage detector includes a C-shaped frame 2, wherein two sliding rods 11 disposed parallel to each other are fixedly connected inside the C-shaped frame 2, a first sliding frame 3 and a second sliding frame 4 are slidably connected to the two sliding rods 11, and a first upper clamping ring 6 and a second upper clamping ring 7 are movably connected above the first sliding frame 3 and the second sliding frame 4 through rotating shafts respectively; rubber corrugated sleeves 5 are adhered between the first sliding frame 3 and the second sliding frame 4 and between the first upper clamping ring 6 and the second upper clamping ring 7, wherein fixing sheets 14 are embedded on the rubber corrugated sleeves 5 between the first upper clamping ring 6 and the second upper clamping ring 7; the fixing piece 14 is embedded with a natural gas sensor 15.
In this embodiment, one sides of the first upper snap ring 6 and the second upper snap ring 7 are respectively provided with an air support 8, and the two air supports 8 are respectively movably connected with the first sliding frame 3 and the second sliding frame 4.
Through adopting the technical scheme, when the natural gas pipeline joint is used, the first upper clamping ring 6 and the second upper clamping ring 7 are lifted firstly, then the first sliding frame 3, the first upper clamping ring 6, the second sliding frame 4 and the second upper clamping ring 7 are respectively arranged at two sides of the natural gas pipeline joint, then the first upper clamping ring 6 and the second upper clamping ring 7 are slightly pressed, under the top movement of the air support 8, the first upper clamping ring 6 is clamped with the first sliding frame 3, the second upper clamping ring 7 is clamped with the second sliding frame 4, under the cooperation of the two rubber corrugated sleeves 5 and the first sliding frame 3, the outside of the natural gas pipeline joint is in a sealed cavity, when the detected pipeline joint leaks, natural gas can gather inside, the natural gas sensor 15 senses the leaked natural gas, monitoring information is transmitted to the controller 9, and the leakage value of the pipeline joint can be seen through a display screen on the controller 9; the testing mode can enable the pipeline joint to be in a sealed state, and when the outdoor pipeline is detected, the pipeline joint is not affected by wind power, so that the pipeline joint has high accuracy in detection.
In this embodiment, rubber snap rings 16 are bonded to the inner sides of the first sliding frame 3, the second sliding frame 4, the first upper snap ring 6 and the second upper snap ring 7.
By adopting the technical scheme, the diameter of the natural gas pipeline is small, but the diameter difference is not large, and the rubber clamping rings 16 arranged on the inner sides of the first sliding frame 3, the second sliding frame 4, the first upper clamping ring 6 and the second upper clamping ring 7 have certain elasticity when the pipeline is clamped, so that the device can adapt to the use of different pipe diameters, and the application range of the device is improved.
In this embodiment, the first sliding frame 3 and the second sliding frame 4 are in threaded connection with the bidirectional screw rod 12; two ends of the bidirectional screw rod 12 are rotatably connected with the C-shaped frame 2 through bearings, and one end of the bidirectional screw rod is also in transmission connection with the driving motor 13; the driving motor 13 is fixed on the C-shaped frame 2 and fixedly connected.
Specifically, the natural gas sensor 15 and the driving motor 13 are electrically connected with the controller 9 and the storage battery 10; the controller 9 is also electrically connected with the storage battery 10.
By adopting the technical scheme, as the natural gas pipeline joint is connected by adopting the pipe joint or the flange, when the driving motor 13 drives the bidirectional screw rod 12 to rotate, the first sliding frame 3 and the second sliding frame 4 can move relatively or oppositely, so that the connection thickness of the natural gas pipeline joint can be adaptively adjusted according to the connection thickness of the natural gas pipeline joint; while the rubber bellows 5 has a certain elasticity so as to be able to cooperate with the inward or outward movement of the first slider 3 and the second slider 4.
In this embodiment, the controller 9 is fixed at the upper end of the C-shaped frame 2; the storage battery 10 is arranged on one side of the C-shaped frame 2, and a handle 1 is riveted at the middle position of the C-shaped frame 2.
The working principle of the utility model is as follows: when the device is used, the first upper clamping ring 6 and the second upper clamping ring 7 are lifted firstly, then the first sliding frame 3, the first upper clamping ring 6, the second sliding frame 4 and the second upper clamping ring 7 are respectively arranged on two sides of a natural gas pipeline joint, then the first upper clamping ring 6 and the second upper clamping ring 7 are lightly pressed, the first upper clamping ring 6 is clamped with the first sliding frame 3 under the top movement of the air support 8, the second upper clamping ring 7 is clamped with the second sliding frame 4, the outer part of the natural gas pipeline joint is positioned in a sealed cavity under the cooperation of the two rubber corrugated sleeves 5 and the first sliding frame 3, when the detected pipeline joint leaks, the natural gas is gathered internally, the natural gas sensor 15 senses the leaked natural gas, monitoring information is transmitted to the controller 9, and the leakage value of the pipeline joint can be seen through a display screen on the controller 9; the test mode can enable the pipeline joint to be in a sealed state, and the pipeline joint is not affected by wind power when an outdoor pipeline is detected, so that the detection accuracy is high;
the diameters of the natural gas pipelines are small, but the diameters of the natural gas pipelines are not large, and the rubber clamping rings 16 arranged on the inner sides of the first sliding frame 3, the second sliding frame 4, the first upper clamping ring 6 and the second upper clamping ring 7 have certain elasticity when the pipelines are clamped, so that the natural gas pipeline can adapt to the use of different pipe diameters, and the application range of the detection device is improved;
because the natural gas pipeline joint is connected by adopting a pipe joint or a flange, when the driving motor 13 drives the bidirectional screw rod 12 to rotate, the first sliding frame 3 and the second sliding frame 4 can move relatively or oppositely, so that the connection thickness of the natural gas pipeline joint can be adaptively adjusted according to the connection thickness of the natural gas pipeline joint; while the rubber bellows 5 has a certain elasticity so as to be able to cooperate with the inward or outward movement of the first slider 3 and the second slider 4.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. A natural gas pipeline leak detector, characterized by: the sliding rod type sliding mechanism comprises a C-shaped frame (2), wherein two sliding rods (11) which are arranged in parallel are fixedly connected inside the C-shaped frame (2), a first sliding frame (3) and a second sliding frame (4) are connected to the two sliding rods (11) in a sliding manner, and a first upper clamping ring (6) and a second upper clamping ring (7) are respectively and movably connected above the first sliding frame (3) and the second sliding frame (4) through rotating shafts; rubber corrugated sleeves (5) are bonded between the first sliding frame (3) and the second sliding frame (4) and between the first upper clamping ring (6) and the second upper clamping ring (7), and fixing sheets (14) are embedded on the rubber corrugated sleeves (5) between the first upper clamping ring (6) and the second upper clamping ring (7); the fixing piece (14) is embedded with a natural gas sensor (15).
2. A natural gas pipeline leak detector as defined in claim 1, wherein: the first sliding frame (3) and the second sliding frame (4) are in threaded connection with the bidirectional screw rod (12); two ends of the bidirectional screw rod (12) are rotatably connected with the C-shaped frame (2) through bearings, and one end of the bidirectional screw rod is also in transmission connection with the driving motor (13); the driving motor (13) is fixed on the C-shaped frame (2) and fixedly connected.
3. A natural gas pipeline leak detector as defined in claim 2, wherein: one side of the first upper clamping ring (6) and one side of the second upper clamping ring (7) are respectively provided with an air support (8), and the two air supports (8) are respectively and movably connected with the first sliding frame (3) and the second sliding frame (4).
4. A natural gas pipeline leak detector as defined in claim 3, wherein: the inner sides of the first sliding frame (3), the second sliding frame (4), the first upper clamping ring (6) and the second upper clamping ring (7) are bonded with rubber clamping rings (16).
5. The natural gas pipeline leak detector of claim 4, wherein: the natural gas sensor (15) and the driving motor (13) are electrically connected with the controller (9) and the storage battery (10); the controller (9) is also electrically connected with the storage battery (10).
6. A natural gas pipeline leak detector as defined in claim 5, wherein: the controller (9) is fixed at the upper end of the C-shaped frame (2); the storage battery (10) is arranged on one side of the C-shaped frame (2), and a handle (1) is riveted at the middle position of the C-shaped frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320161177.4U CN219036319U (en) | 2023-01-31 | 2023-01-31 | Natural gas pipeline leakage detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320161177.4U CN219036319U (en) | 2023-01-31 | 2023-01-31 | Natural gas pipeline leakage detector |
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| Publication Number | Publication Date |
|---|---|
| CN219036319U true CN219036319U (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320161177.4U Active CN219036319U (en) | 2023-01-31 | 2023-01-31 | Natural gas pipeline leakage detector |
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|---|---|
| CN (1) | CN219036319U (en) |
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2023
- 2023-01-31 CN CN202320161177.4U patent/CN219036319U/en active Active
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