CN216769094U - Pipeline leakage alarm device - Google Patents
Pipeline leakage alarm device Download PDFInfo
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- CN216769094U CN216769094U CN202220499751.2U CN202220499751U CN216769094U CN 216769094 U CN216769094 U CN 216769094U CN 202220499751 U CN202220499751 U CN 202220499751U CN 216769094 U CN216769094 U CN 216769094U
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- pipeline
- support
- alarm device
- leakage alarm
- pipeline leakage
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- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000004891 communication Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
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- 238000007906 compression Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 13
- 230000009977 dual effect Effects 0.000 abstract description 4
- 230000000007 visual effect Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a pipeline leakage alarm device which comprises a first support and a second support, wherein a main pipeline is fixed at the top end of the first support, a flow sensor is installed on one side of the top end of the main pipeline, an auxiliary pipeline is installed at the top end of the second support, a measuring pipe is installed on the outer wall of one side of the auxiliary pipeline, the other end of the measuring pipe is mutually connected with one end of the main pipeline, a thermocouple is installed on one side of the top end of the measuring pipe, a lower sealing end cover is fixed at the bottom end of the measuring pipe, an upper sealing end cover is installed at the top end of the measuring pipe, a spring main body is installed at the bottom of the lower sealing end cover, and a bottom column is installed at the top end of the spring main body. According to the utility model, the pipeline leakage is detected by a judgment mode of a temperature and pressure dual structure, so that the working precision of the device is improved, a worker can remotely monitor the data change on the conveying pipeline at a monitoring end, and the use convenience of the device is improved.
Description
Technical Field
The utility model relates to the technical field of pipeline leakage detection, in particular to a pipeline leakage alarm device.
Background
The transmission pipeline is a pipeline specially used for transmitting liquid and gas materials, a method for transmitting materials by adopting the pipeline is called pipeline transportation, the transportation mode is a transportation mode specially used for transmitting petroleum, coal and chemical products to markets from a production place, the transportation mode is a special component part for trunk line transportation in a unified transportation network, for the liquid transmission pipeline, a leakage alarm device is required to be used for carrying out intelligent leakage monitoring on the oil transmission pipeline, the leakage detection method is currently focused on three methods, namely an optical fiber detection method, a negative pressure wave detection method and a infrasonic wave detection method, wherein the negative pressure wave method is low in cost and is the most widely applied technology at present.
The pipeline leakage alarm device on the market is various in types, can meet the use requirements of people basically, but still has certain disadvantages, and the existing pipeline leakage alarm device is point-type measurement, has the problems of incapability of accurately positioning and high measurement error degree, is difficult to help workers to learn leakage fluctuation on the whole conveying pipeline, has a small measurement range, and brings inconvenience for the monitoring work of the workers.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pipeline leakage alarm device to solve the problems of poor measurement precision and small single-point test and measurement range of the device in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a pipeline leakage alarm device comprises a first support and a second support, wherein a main pipeline is fixed at the top end of the first support, a flow sensor is installed on one side of the top end of the main pipeline, an auxiliary pipeline is installed at the top end of the second support, a measuring pipe is installed on the outer wall of one side of the auxiliary pipeline, the other end of the measuring pipe is connected with one end of the main pipeline, a thermocouple is installed on one side of the top end of the measuring pipe, a lower sealing end cover is fixed at the bottom end of the measuring pipe, an upper sealing end cover is installed at the top end of the measuring pipe, a spring main body is installed at the bottom of the lower sealing end cover, a bottom pillar is installed at the top end of the spring main body, a balance plate is fixed at the top end of the bottom pillar, a tappet is installed at the central position of the top end of the balance plate, the top end of the tappet extends to the outside of the upper sealing end cover, an upper protective shell is installed at the top end of the upper sealing end cover, and a pressure sensor is installed at the top of the upper protective shell, the bottom end of the pressure sensor is in contact with the top end of the tappet, a controller is installed at the bottom of the first support, a wireless communication module is installed inside the controller, and an audible and visual alarm is installed at the top end of the controller.
Preferably, the first bracket and the second bracket are both made of stainless steel plates.
Preferably, a positioning module is installed at the bottom of the second support, and the output end of the positioning module is electrically connected with the output end of the single chip microcomputer in the controller.
Preferably, both sides of the inside of the measuring tube are provided with circulation grooves, and the center of the measuring tube is provided with a detention groove.
Preferably, a convex column is fixed at the central position of the bottom of the lower sealing end cover, and the diameter of the convex column is smaller than that of the spring main body.
Preferably, the spring body may be a wave spring or a helical compression spring.
Compared with the prior art, the utility model has the beneficial effects that: the pipeline leakage alarm device not only detects pipeline leakage through a judgment mode of a temperature and pressure dual structure, improves the working precision of the device, but also enables a worker to remotely monitor data change on a conveying pipeline at a monitoring end, and improves the use convenience of the device;
(1) through the arrangement of the mutually matched structures of the tappet, the pressure sensor and the like, when the conveying pipeline at the position leaks, the pressure at the detention groove is reduced, the spring main body pushes the balance plate, the tappet and the like to move upwards, namely, the tappet pushes the pressure sensor, the pressure sensor sends a pressure signal into the controller, the controller controls the audible and visual alarm to perform audible and visual alarm, namely, a worker is reminded that the position leaks, the thermocouple detects the temperature of a medium, the flow sensor detects the flow of the medium in the pipeline, the pipeline leakage is detected through a judgment mode of a temperature and pressure double structure, and the working precision of the device is improved;
(2) through the arrangement of the structure with the pressure sensor, the flow sensor and the like which are matched with each other, when the conveying pipeline leaks, the pressure sensor is used for detecting the pressure condition in the pipeline, and when the controller detects the temperature, the flow and the pressure change of a medium, the controller sends the signal to the monitoring end of a worker through the wireless communication module for remotely reminding the worker, so that the worker can remotely monitor the data change on the conveying pipeline at the monitoring end, and the use convenience of the device is improved;
(3) through being provided with the structure of mutually supporting such as upper seal end cover and first support, upper seal end cover and lower seal end cover improve the whole sealing performance who surveys the buret to utilize second support, first support to support the device, reduce the influence of medium flow to the device, improve the job stabilization nature of device.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic front view of the present invention;
in the figure: 1. a first bracket; 2. a main pipeline; 3. a flow sensor; 4. a second bracket; 401. a positioning module; 5. a secondary pipe; 6. a controller; 601. a wireless communication module; 602. an audible and visual alarm; 7. A measurement tube; 701. a circulation tank; 702. a retention tank; 8. a thermocouple; 9. an upper protective shell; 10. a pressure sensor; 11. an upper sealing end cover; 12. a tappet; 13. a balance plate; 14. a lower seal end cap; 15. a convex column; 16. a spring body; 17. a bottom pillar.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: a pipeline leakage alarm device comprises a first support 1 and a second support 4, wherein the first support 1 and the second support 4 are made of stainless steel plates, a controller 6 is installed at the bottom of the first support 1, a wireless communication module 601 is installed inside the controller 6, an audible and visual alarm 602 is installed at the top end of the controller 6, the second support 4 and the first support 1 are used for supporting the device, the influence of medium flow on the device is reduced, and the working stability of the device is improved;
a main pipeline 2 is fixed at the top end of the first support 1, a flow sensor 3 is installed on one side of the top end of the main pipeline 2, the flow sensor 3 is used for detecting the medium flow in the pipeline, an auxiliary pipeline 5 is installed at the top end of the second support 4, a measuring pipe 7 is installed on the outer wall of one side of the auxiliary pipeline 5, and the other end of the measuring pipe 7 is mutually connected with one end of the main pipeline 2;
both sides of the inside of the measuring pipe 7 are provided with circulation grooves 701, the center of the measuring pipe 7 is provided with a detention groove 702, the device is connected into a liquid conveying pipeline, and at the moment, liquid media flow in the auxiliary pipeline 5, the measuring pipe 7 and the main pipeline 2;
a thermocouple 8 is installed on one side of the top end of the measuring tube 7, the thermocouple 8 is used for detecting the temperature of a medium, a lower sealing end cover 14 is fixed at the bottom end of the measuring tube 7, an upper sealing end cover 11 is installed at the top end of the measuring tube 7, the overall sealing performance of the measuring tube 7 is improved through the upper sealing end cover 11 and the lower sealing end cover 14, a spring main body 16 is installed at the bottom of the lower sealing end cover 14, and the spring main body 16 can adopt a wave spring or a spiral compression spring;
a convex column 15 is fixed at the central position of the bottom of the lower sealing end cover 14, the diameter of the convex column 15 is smaller than that of the spring main body 16, and the convex column 15 limits the spring main body 16;
the top end of the spring main body 16 is provided with a bottom pillar 17, the top end of the bottom pillar 17 is fixed with a balance plate 13, the top end of the balance plate 13 is provided with a tappet 12, the top end of the tappet 12 extends to the outside of the upper sealing end cover 11, when a delivery pipeline leaks at the position, the pressure at the position of the retention groove 702 is reduced, the spring main body 16 pushes the bottom pillar 17, the balance plate 13 and the tappet 12 to move upwards, namely the tappet 12 and the balance plate 13 receive upward thrust, and the smaller the pressure in the retention groove 702 is, the stronger the thrust received by the tappet 12 is;
the top end of the upper sealing end cover 11 is provided with an upper protective shell 9, the top of the upper protective shell 9 is provided with a pressure sensor 10, the bottom end of the pressure sensor 10 is in contact with the top end of a tappet 12, the pressure sensor 10 is jacked by the tappet 12, the pressure sensor 10 sends a pressure signal into the controller 6, and when the pressure signal exceeds a preset value, the controller 6 controls the audible and visual alarm 602 to perform audible and visual alarm, namely, the worker is reminded of leakage at the position, so that the worker is reminded temporarily;
the temperature of the periphery of the pipeline is reduced due to pipeline leakage, namely the fluctuation is detected by the thermocouple 8, the signal is sent into the controller 6, and the pipeline leakage is detected by a judging mode of a temperature and pressure dual structure, so that the working precision of the device is improved;
when the controller 6 detects that the medium temperature, flow and pressure change is large, the controller 6 sends the signal to a monitoring end of a worker through the wireless communication module 601 for remotely reminding the worker;
In the embodiment of the application, when the device is used, firstly, the device is connected into a liquid conveying pipeline, at the moment, liquid media flow in the auxiliary pipeline 5, the measuring pipe 7 and the main pipeline 2, in the process, the flow sensor 3 detects the medium flow in the pipeline, the thermocouple 8 detects the medium temperature, when the conveying pipeline at the position leaks, the pressure at the position of the retention groove 702 is reduced, the spring main body 16 pushes the bottom column 17, the balance plate 13 and the tappet 12 to move upwards, namely the tappet 12 and the balance plate 13 are pushed upwards, the smaller the pressure in the retention groove 702 is, the stronger the pushing force on the tappet 12 is, namely the tappet 12 pushes the pressure sensor 10, the pressure sensor 10 sends the pressure signal into the controller 6, the controller 6 controls the audible and visual alarm 602 to perform audible and visual alarm, namely, the worker is reminded of the leakage at the position, and meanwhile, due to the pipeline leakage, the temperature at the periphery of the pipeline is reduced, this fluctuation is detected by thermocouple 8 promptly, this signal is sent into in controller 6, judge the mode through temperature and pressure dual structure, detect the pipeline leakage, thereby improve device's work precision, detect the medium temperature when controller 6, when flow and pressure change, controller 6 sends this signal to staff monitoring end through wireless communication module 601, be used for long-range warning staff, and the position information of orientation module 401 is together uploaded simultaneously, make the data change of staff on monitoring end remote monitoring pipeline, hoisting device's use convenience.
Claims (6)
1. A pipeline leakage alarm device is characterized in that: including first support (1) and second support (4), the top of first support (1) is fixed with trunk line (2), flow sensor (3) are installed to one side on trunk line (2) top, vice pipeline (5) are installed on the top of second support (4), install on the outer wall of vice pipeline (5) one side and survey buret (7), survey the other end of buret (7) and the one end interconnect of trunk line (2), thermocouple (8) are installed to one side on survey buret (7) top, the bottom mounting of surveying buret (7) has lower end cap (14), upper end cap (11) are installed on the top of surveying buret (7), spring main part (16) is installed to the bottom of lower end cap (14), sill pillar (17) are installed to the top of spring main part (16), the top of sill pillar (17) is fixed with balance plate (13), the middle position department on balance plate (13) top installs tappet (12), the top of tappet (12) extends to the outside of last sealed end cover (11), protective housing (9) are installed on the top of last sealed end cover (11), just pressure sensor (10) are installed at the top of going up protective housing (9), the bottom of pressure sensor (10) and the top of tappet (12) contact each other, controller (6) are installed to the bottom of first support (1), the internally mounted of controller (6) has wireless communication module (601), audible-visual annunciator (602) are installed on the top of controller (6).
2. The pipeline leakage alarm device of claim 1, wherein: the first support (1) and the second support (4) are both made of stainless steel plates.
3. The pipeline leakage alarm device of claim 1, wherein: and a positioning module (401) is installed at the bottom of the second support (4), and the output end of the positioning module (401) is electrically connected with the output end of the single chip microcomputer in the controller (6).
4. The pipeline leakage alarm device of claim 1, wherein: circulation grooves (701) are formed in the two sides of the inner portion of the measuring pipe (7), and a detention groove (702) is formed in the center of the measuring pipe (7).
5. The pipeline leakage alarm device of claim 1, wherein: a convex column (15) is fixed at the center of the bottom of the lower sealing end cover (14), and the diameter of the convex column (15) is smaller than that of the spring main body (16).
6. The pipeline leakage alarm device of claim 1, wherein: the spring body (16) may be a wave spring or a helical compression spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220499751.2U CN216769094U (en) | 2022-03-09 | 2022-03-09 | Pipeline leakage alarm device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220499751.2U CN216769094U (en) | 2022-03-09 | 2022-03-09 | Pipeline leakage alarm device |
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Publication Number | Publication Date |
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CN216769094U true CN216769094U (en) | 2022-06-17 |
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CN202220499751.2U Expired - Fee Related CN216769094U (en) | 2022-03-09 | 2022-03-09 | Pipeline leakage alarm device |
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CN (1) | CN216769094U (en) |
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2022
- 2022-03-09 CN CN202220499751.2U patent/CN216769094U/en not_active Expired - Fee Related
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Granted publication date: 20220617 |
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