CN114279653B - Rapid leak detection equipment and method for heat exchanger of oil refining circulating water system - Google Patents
Rapid leak detection equipment and method for heat exchanger of oil refining circulating water system Download PDFInfo
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- CN114279653B CN114279653B CN202110905388.XA CN202110905388A CN114279653B CN 114279653 B CN114279653 B CN 114279653B CN 202110905388 A CN202110905388 A CN 202110905388A CN 114279653 B CN114279653 B CN 114279653B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 238000007670 refining Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000001514 detection method Methods 0.000 title claims abstract description 13
- 239000002184 metal Substances 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 14
- 238000007689 inspection Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Abstract
The invention belongs to the technical field of heat exchanger leak detection equipment, in particular to quick leak detection equipment and method for a heat exchanger of an oil refining circulating water system, which aim at the problems that the existing heat exchanger is generally manually checked, time and labor are wasted, comprehensive searching is difficult to achieve during the checking, and continuous safe operation of the heat exchanger is not facilitated. The invention has simple operation and convenient use, can be convenient and rapid to install the device, and can accurately check the water pressure in the conduit at the same time, thereby being convenient for checking the water leakage condition.
Description
Technical Field
The invention relates to the technical field of heat exchanger leak detection equipment, in particular to equipment and a method for quickly leak detection of a heat exchanger of an oil refining circulating water system.
Background
The water-cooling heat exchanger in the circulating water system of the oil refinery is burdened with heat exchange and cooling of all production devices of the oil refinery, the heat exchanger is always leaked due to corrosion caused by long-period operation of the devices and refining of high-sulfur crude oil, once leakage occurs, the circulating water is eutrophicated, the COD value is increased, microorganisms are propagated and slime is greatly bred, a great deal of water resources are wasted due to the increase of water supplementing amount, and other water-cooling equipment in the same system is corroded due to heavy weight, so that the heat exchange effect is affected, and serious potential safety hazards are brought to production.
The conventional method for checking the heat exchanger is generally manual checking, is time-consuming and labor-consuming, is difficult to comprehensively search during checking, and is unfavorable for continuous and safe operation of the heat exchanger, so that the device and the method for quickly checking the leakage of the heat exchanger of the oil refining circulating water system are provided.
Disclosure of Invention
The invention aims to solve the defects that the conventional inspection is generally performed manually, time and labor are wasted, the comprehensive search is difficult to achieve during the inspection, and the continuous safe operation of a heat exchanger is not facilitated.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a quick leak hunting equipment of oil refining circulating water system heat exchanger and method, includes the pipe, its characterized in that is equipped with the casing on the pipe, and the bottom threaded connection of casing has the fixing base, and the bottom fixed mounting of fixing base has the cock plate, set up on the pipe and place the hole, place the hole and mutually support with the cock plate, the both sides of casing all are equipped with clamping mechanism, the bottom of cock plate is equipped with hydraulic pressure inspection mechanism, the stand-alone piece is installed at the top of fixing base, install storage battery on the top inner wall of casing, the top of stand-alone piece is equipped with signal transmitter, the display screen is installed at the top of casing.
Preferably, the clamping mechanism comprises two arc-shaped clamping plates, two hinging rods, an annular connecting plate, a movable ring and a swivel, wherein the annular connecting plate is in sliding connection with the movable ring and is fixedly connected with the bottom of the movable ring, the swivel is in threaded connection with the housing, the swivel is in threaded connection with the movable ring, the two arc-shaped clamping plates are respectively and rotatably arranged on two sides of the housing, two ends of the hinging rods are respectively and rotatably connected with the arc-shaped clamping plates and the annular connecting plate, the swivel is rotated, the annular connecting plate is driven to move downwards through the threaded connection with the movable ring, and the annular connecting plate drives the arc-shaped clamping plates to clamp and fix the guide pipe through the two hinging rods.
Preferably, the hydraulic pressure inspection mechanism comprises a connecting column, a fixing frame, a movable rod, a movable plate and an air bag, wherein the connecting column is fixedly arranged at the bottom of the plug board, the fixing frame is fixedly arranged at the bottom of the connecting column, the movable rod is in sliding connection with the bottom of the connecting column, the bottom of the movable rod is fixedly connected with the movable plate, the air bag and the movable plate are both positioned in the fixing frame, the air bag is made of rubber materials, water flow in the guide pipe can form water pressure, the air bag is extruded, the air bag is deformed, and the air bag after deformation can push the movable plate to move.
Preferably, the outside of casing has seted up annular spout, and the inboard fixed mounting of swivel has the holding ring, and holding ring and annular spout sliding connection, and the sliding connection of annular spout and holding ring can stabilize the rotation state of swivel.
Preferably, the limiting grooves are formed in two sides of the shell, limiting blocks are slidably connected in the limiting grooves, the limiting blocks are fixedly connected with the inner sides of the movable rings, and the limiting grooves and the limiting blocks are slidably connected to limit the movable rings.
Preferably, the movable groove has been seted up to the bottom of spliced pole, movable rod and movable groove sliding connection, and fixed mounting has buffer spring on the top inner wall in movable groove, buffer spring's bottom and movable rod fixed connection, and movable groove and buffer spring can cushion and reset the movable rod.
Preferably, a plurality of standing grooves are formed in one side inner wall of the movable groove, a conical metal block is connected in a sliding manner in the standing grooves, a contact switch is arranged on one side inner wall of the standing grooves, positioning grooves are formed in the top inner wall and the bottom inner wall of the movable groove, a positioning block is connected in the positioning groove in a sliding manner, the positioning block is fixedly connected with the conical metal block, a reset spring is fixedly arranged on one side of the positioning block, one end of the reset spring is fixedly connected with the inner wall of the positioning groove, and a movable rod can push the conical metal block to move, so that the conical metal block is in contact with the contact switch, and an electric signal can be formed.
The application method of the quick leak detection equipment for the oil refining circulating water system heat exchanger comprises the following steps:
S1: when the device works, a plurality of devices are distributed on different sections of the guide pipe, the plug board is placed in the placing hole, the swivel is rotated, the swivel can drive the movable ring to move downwards through threaded connection with the movable ring, the movable ring drives the annular connecting plate to move downwards, the annular connecting plate drives the arc-shaped clamping plate to change the angle through the hinging rod, and then the arc-shaped clamping plate clamps and fixes the guide pipe;
S2: the water pressure formed by the water flow in the guide pipe can squeeze the air bag to form deformation, the deformed air bag can push the movable rod to move to a certain position through the movable plate, and when the water flow or the water pressure is normal, the position of the movable rod is in a stable and limited position;
S3: when water leakage occurs, the water pressure in the guide pipe can be reduced, the extrusion force acting on the air bag is relatively reduced, meanwhile, the movable plate and the movable rod lose the pushing acting force of the air bag and move under the action of the buffer spring, the movable rod moves and then the conical metal block is separated from contact with the contact switch under the action of the reset spring, so that the contact switch is electrically connected with the conical metal block, and the power-off signal is emitted through the single chip and the signal emitter, so that the water leakage condition of different sections of guide pipes can be checked, and meanwhile, the working state of the heat exchanger can be checked remotely.
Compared with the prior art, the invention has the advantages that:
(1) According to the technical scheme, as the rotating ring is in threaded connection with the movable ring, the arc-shaped clamping plate is in rotary connection with the shell, and the hinging rod is in rotary connection with the annular connection and the arc-shaped clamping plate, the rotating ring can drive the arc-shaped clamping plate to change the angle, and then the catheter can be clamped;
(2) Because the air bag is arranged with the fixing frame, and the movable rod is connected with the buffer groove in a sliding way, and the contact switch is matched with the conical metal block, the water pressure in the catheter can be reacted through the moving position of the movable rod;
(3) Because the cooperation of cock plate and placing the hole, clamping mechanism and catheter's clamping effect simultaneously for clamping mechanism can seal the hole of placing through the cock plate, also is convenient for the installation to the device simultaneously.
The invention has simple operation and convenient use, can be convenient and rapid to install the device, and can accurately check the water pressure in the conduit at the same time, thereby being convenient for checking the water leakage condition.
Drawings
FIG. 1 is a schematic diagram of a device and a method for quickly detecting leakage of a heat exchanger of an oil refining circulating water system;
FIG. 2 is a schematic diagram of a cross-sectional structure of a casing of a device and a method for quickly detecting leakage of a heat exchanger of an oil refining circulating water system;
FIG. 3 is a schematic diagram of a moving ring and annular connecting plate of a device and a method for quickly detecting leakage of a heat exchanger of an oil refining circulating water system according to the invention;
FIG. 4 is a schematic diagram of a portion A of a device and a method for quickly detecting leakage of a heat exchanger of an oil refining circulating water system;
Fig. 5 is a schematic diagram of a part B of a device and a method for quickly detecting leakage of a heat exchanger of an oil refining circulating water system according to the present invention.
In the figure: 1. a conduit; 2. a housing; 3. placing the hole; 4. a fixing seat; 5. a plug plate; 6. an arc-shaped clamping plate; 7. an annular connecting plate; 8. a moving ring; 9. a swivel; 10. a hinge rod; 11. a single chip; 12. a battery pack; 13. a signal transmitter; 14. a display screen; 15. a connecting column; 16. a fixing frame; 17. an air bag; 18. a movable rod; 19. a movable plate; 20. a movable groove; 21. a buffer spring; 22. a placement groove; 23. a conical metal block; 24. a contact switch; 25. an annular chute; 26. and a positioning ring.
Detailed Description
The technical solutions of the present embodiment will be clearly and completely described below with reference to the drawings in the present embodiment, and it is apparent that the described embodiments are only some embodiments of the present embodiment, not all embodiments.
Examples
Referring to fig. 1-5, a rapid leak detection device and a rapid leak detection method for a heat exchanger of an oil refining circulating water system, the rapid leak detection device comprises a guide pipe 1, wherein a shell 2 is arranged on the guide pipe 1, a fixed seat 4 is connected to the bottom of the shell 2 in a threaded manner, a plug plate 5 is fixedly arranged at the bottom of the fixed seat 4, a placement hole 3 is formed in the guide pipe 1, the placement hole 3 is matched with the plug plate 5, clamping mechanisms are arranged on two sides of the shell 2, a water pressure checking mechanism is arranged at the bottom of the plug plate 5, a single-machine sheet 11 is arranged at the top of the fixed seat 4, a storage battery pack 12 is arranged on the inner wall of the top of the shell 2, a signal transmitter 13 is arranged at the top of the single-machine sheet 11, and a display screen 14 is arranged at the top of the shell 2.
In this embodiment, clamping mechanism includes two arc-shaped clamping plates 6, two articulated bars 10, annular connecting plate 7, remove ring 8 and swivel 9, annular connecting plate 7 and remove ring 8 and casing 2 sliding connection, and the top of annular connecting plate 7 and the bottom fixed connection of removing ring 8, swivel 9 and casing 2 rotate to be connected, swivel 9 and remove ring 8 threaded connection, two arc-shaped clamping plates 6 rotate respectively and install in the both sides of casing 2, the both ends of articulated bars 10 rotate with arc-shaped clamping plates 6 and annular connecting plate 7 respectively to be connected, rotate swivel 9, annular connecting plate 7 moves down through the threaded connection with remove ring 8 drive annular connecting plate 7, annular connecting plate 7 drives arc-shaped clamping plates 6 through two articulated bars 10 and carries out clamping fixation to pipe 1.
In this embodiment, the hydraulic pressure inspection mechanism includes spliced pole 15, mount 16, movable rod 18, fly leaf 19 and gasbag 17, spliced pole 15 fixed mounting is in the bottom of cock plate 5, mount 16 fixed mounting is in the bottom of spliced pole 15, the bottom sliding connection of movable rod 18 and spliced pole 15, and the bottom and the fly leaf 19 fixed connection of movable rod 18, gasbag 17 and fly leaf 19 all are located the mount 16, and gasbag 17 is the rubber material, rivers in the pipe 1 can form water pressure, thereby extrude gasbag 17, thereby make gasbag 17 form deformation, gasbag 17 after the deformation can promote fly leaf 19 and remove.
In this embodiment, the outer side of the housing 2 is provided with an annular chute 25, the inner side of the swivel 9 is fixedly provided with a positioning ring 26, the positioning ring 26 is slidably connected with the annular chute 25, and the sliding connection between the annular chute 25 and the positioning ring 26 can stabilize the rotation state of the swivel 9.
In this embodiment, the both sides of casing 2 have all been seted up the spacing groove, and sliding connection has the stopper in the spacing groove, and the inboard fixed connection of stopper and removal ring 8, the sliding connection of spacing groove and stopper can carry out spacingly to removal ring 8.
In this embodiment, the bottom of the connection post 15 is provided with a movable slot 20, the movable rod 18 is slidably connected with the movable slot 20, and a buffer spring 21 is fixedly mounted on the inner wall of the top of the movable slot 20, the bottom of the buffer spring 21 is fixedly connected with the movable rod 18, and the movable slot 20 and the buffer spring 21 can buffer and reset the movable rod 18.
In this embodiment, a plurality of holding grooves 22 are formed in an inner wall of one side of the movable groove 20, a tapered metal block 23 is slidably connected in the holding grooves 22, a contact switch 24 is mounted on an inner wall of one side of the holding grooves 22, positioning grooves are formed in the inner wall of the top and the inner wall of the bottom of the movable groove 20, a positioning block is slidably connected in the positioning grooves, the positioning block is fixedly connected with the tapered metal block 23, a return spring is fixedly mounted on one side of the positioning block, one end of the return spring is fixedly connected with the inner wall of the positioning groove, and the movable rod 18 can push the tapered metal block 23 to move, so that the tapered metal block 23 is in contact with the contact switch 24, and an electric signal can be formed.
The application method of the quick leak detection equipment for the oil refining circulating water system heat exchanger comprises the following steps:
S1: during operation, a plurality of devices are distributed on different sections of the catheter 1, the plug board 5 is placed in the placement hole 3, the swivel 9 is rotated, the swivel 9 can drive the movable ring 8 to move downwards through threaded connection with the movable ring 8, the movable ring 8 drives the annular connecting plate 7 to move downwards, the annular connecting plate 7 drives the arc clamping plate 6 to change the angle through the hinging rod 10, and then the arc clamping plate 6 clamps and fixes the catheter 1;
S2: the water pressure formed by the water flow in the catheter 1 can squeeze the air bag 17 to form deformation, the deformed air bag 17 can push the movable rod 18 to move to a certain position through the movable plate 19, and when the water flow or the water pressure is normal, the position of the movable rod 18 is in a stable and limited position;
S3: when water leakage occurs, the water pressure in the guide pipe 1 can be reduced, the extrusion force acted on the air bag 17 is relatively reduced, meanwhile, the movable plate 19 and the movable rod 18 lose the pushing acting force of the air bag 17 and move under the action of the buffer spring 21, the conical metal block 23 is separated from the contact with the contact switch 24 under the action of the return spring after the movable rod 18 moves, so that the electric connection between the contact switch 24 and the conical metal block 23 is disconnected, and a power-off signal is emitted through the single chip 11 and the signal emitter 13, so that the water leakage condition of the guide pipe 1 in different sections can be detected, and meanwhile, the working state of the heat exchanger can be remotely checked.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art will be able to apply equally to the technical solution of the present invention and the inventive concept thereof, within the scope of the present invention.
Claims (3)
1. The utility model provides a quick leak hunting equipment of oil refining circulating water system heat exchanger, includes pipe (1), its characterized in that, be equipped with casing (2) on pipe (1), the bottom threaded connection of casing (2) has fixing base (4), the bottom fixed mounting of fixing base (4) has cock plate (5), set up on pipe (1) and place hole (3), place hole (3) and cock plate (5) mutually support, the both sides of casing (2) all are equipped with clamping mechanism, the bottom of cock plate (5) is equipped with hydraulic pressure inspection mechanism, stand-alone piece (11) are installed at the top of fixing base (4), install storage battery (12) on the top inner wall of casing (2), the top of stand-alone piece (11) is equipped with signal transmitter (13), display screen (14) are installed at the top of casing (2).
The clamping mechanism comprises two arc clamping plates (6), two hinging rods (10), an annular connecting plate (7), a movable ring (8) and a rotating ring (9), wherein the annular connecting plate (7) and the movable ring (8) are in sliding connection with the shell (2), the top of the annular connecting plate (7) is fixedly connected with the bottom of the movable ring (8), the rotating ring (9) is in rotary connection with the shell (2), the rotating ring (9) is in threaded connection with the movable ring (8), the two arc clamping plates (6) are respectively and rotatably installed on two sides of the shell (2), and two ends of the hinging rod (10) are respectively and rotatably connected with the arc clamping plates (6) and the annular connecting plate (7);
The hydraulic pressure checking mechanism comprises a connecting column (15), a fixing frame (16), a movable rod (18), a movable plate (19) and an air bag (17), wherein the connecting column (15) is fixedly arranged at the bottom of the plug plate (5), the fixing frame (16) is fixedly arranged at the bottom end of the connecting column (15), the movable rod (18) is in sliding connection with the bottom of the connecting column (15), the bottom end of the movable rod (18) is fixedly connected with the movable plate (19), the air bag (17) and the movable plate (19) are both positioned in the fixing frame (16), and the air bag (17) is made of rubber;
an annular chute (25) is formed in the outer side of the shell (2), a positioning ring (26) is fixedly arranged on the inner side of the swivel (9), and the positioning ring (26) is in sliding connection with the annular chute (25);
limiting grooves are formed in two sides of the shell (2), limiting blocks are connected in a sliding mode in the limiting grooves, and the limiting blocks are fixedly connected with the inner sides of the movable rings (8);
The bottom of spliced pole (15) has seted up movable groove (20), movable rod (18) and movable groove (20) sliding connection, and fixed mounting has buffer spring (21) on the top inner wall of movable groove (20), the bottom and the movable rod (18) fixed connection of buffer spring (21).
2. The rapid leak detection device for the oil refining circulating water system heat exchanger according to claim 1, wherein a plurality of placing grooves (22) are formed in one side inner wall of the movable groove (20), conical metal blocks (23) are connected in a sliding mode in the placing grooves (22), a contact switch (24) is arranged on one side inner wall of the placing grooves (22), positioning grooves are formed in the top inner wall and the bottom inner wall of the movable groove (20), a positioning block is connected in the positioning grooves in a sliding mode, the positioning block is fixedly connected with the conical metal blocks (23), a reset spring is fixedly arranged on one side of the positioning block, and one end of the reset spring is fixedly connected with the inner wall of the positioning groove.
3. The method for using the rapid leak detection device for the heat exchanger of the oil refining circulating water system according to any one of claims 1 to 2, comprising the following steps:
S1: during operation, a plurality of devices are distributed on different sections of the guide pipe (1), the plug board (5) is placed in the placement hole (3), the swivel (9) is rotated, the swivel (9) can drive the movable ring (8) to move downwards through threaded connection with the movable ring (8), the movable ring (8) drives the annular connecting plate (7) to move downwards, the annular connecting plate (7) drives the arc-shaped clamping plate (6) to change the angle through the hinging rod (10), and then the arc-shaped clamping plate (6) clamps and fixes the guide pipe (3);
S2: the water pressure formed by the water flow in the guide pipe (1) can squeeze the air bag (17) to form deformation, the deformed air bag (17) can push the movable rod (18) to move to a certain position through the movable plate (19), and when the water flow or the water pressure is normal, the position of the movable rod (18) is in a stable and limited position;
S3: when water leakage occurs, the water pressure in the guide pipe (1) can be reduced, the extrusion force acted on the air bag (17) is relatively reduced, meanwhile, the movable plate (19) and the movable rod (18) lose the pushing acting force of the air bag (17) and move under the action of the buffer spring (21), the movable rod (18) moves and then the conical metal block (23) is separated from contact with the contact switch (24) under the action of the return spring, so that the contact switch is electrically connected with the conical metal block (23), and a power-off signal is emitted through the single chip (11) and the signal emitter (13), so that the water leakage condition of different sections Lu Daoguan (1) can be detected, and meanwhile, the working state of the heat exchanger can be remotely checked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110905388.XA CN114279653B (en) | 2021-08-09 | 2021-08-09 | Rapid leak detection equipment and method for heat exchanger of oil refining circulating water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110905388.XA CN114279653B (en) | 2021-08-09 | 2021-08-09 | Rapid leak detection equipment and method for heat exchanger of oil refining circulating water system |
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| CN114279653A CN114279653A (en) | 2022-04-05 |
| CN114279653B true CN114279653B (en) | 2024-05-24 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10123007A (en) * | 1996-10-23 | 1998-05-15 | Matsushita Electric Works Ltd | Water leakage detector |
| CN106124140A (en) * | 2016-08-26 | 2016-11-16 | 昆山浩硕精密机械有限公司 | A kind of equipment for air bag test |
| CN106764462A (en) * | 2017-01-19 | 2017-05-31 | 常州黄河机电工程有限公司 | Intelligent conduit pipeline water leakage detection warning protection device and its method of work |
| KR20170119258A (en) * | 2016-04-18 | 2017-10-26 | 김윤기 | Water leak sensing system of double watertight pipe |
| CN108318185A (en) * | 2018-03-22 | 2018-07-24 | 徐钊婷 | A kind of leakage detection apparatus of pipeline of drinking machine |
| CN209014212U (en) * | 2018-11-26 | 2019-06-21 | 广州爱高制冷设备有限公司 | A kind of heat exchanger tube leakage detection apparatus |
| CN210603783U (en) * | 2019-09-23 | 2020-05-22 | 天津市首通工程检测技术有限公司 | Pressure pipeline pressure detection device capable of detecting position of air leakage point |
| CN213600313U (en) * | 2020-12-18 | 2021-07-02 | 汇鑫环境科技有限公司 | Device for detecting water leakage of pipeline |
| CN113074881A (en) * | 2021-03-18 | 2021-07-06 | 陕西泰诺特检测技术有限公司 | Leakage detection device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7114516B2 (en) * | 2002-10-15 | 2006-10-03 | Takasago Engineering Co., Ltd. | Leak-detecting check valve, and leak-detection alarm system that uses said check valve |
-
2021
- 2021-08-09 CN CN202110905388.XA patent/CN114279653B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10123007A (en) * | 1996-10-23 | 1998-05-15 | Matsushita Electric Works Ltd | Water leakage detector |
| KR20170119258A (en) * | 2016-04-18 | 2017-10-26 | 김윤기 | Water leak sensing system of double watertight pipe |
| CN106124140A (en) * | 2016-08-26 | 2016-11-16 | 昆山浩硕精密机械有限公司 | A kind of equipment for air bag test |
| CN106764462A (en) * | 2017-01-19 | 2017-05-31 | 常州黄河机电工程有限公司 | Intelligent conduit pipeline water leakage detection warning protection device and its method of work |
| CN108318185A (en) * | 2018-03-22 | 2018-07-24 | 徐钊婷 | A kind of leakage detection apparatus of pipeline of drinking machine |
| CN209014212U (en) * | 2018-11-26 | 2019-06-21 | 广州爱高制冷设备有限公司 | A kind of heat exchanger tube leakage detection apparatus |
| CN210603783U (en) * | 2019-09-23 | 2020-05-22 | 天津市首通工程检测技术有限公司 | Pressure pipeline pressure detection device capable of detecting position of air leakage point |
| CN213600313U (en) * | 2020-12-18 | 2021-07-02 | 汇鑫环境科技有限公司 | Device for detecting water leakage of pipeline |
| CN113074881A (en) * | 2021-03-18 | 2021-07-06 | 陕西泰诺特检测技术有限公司 | Leakage detection device |
Non-Patent Citations (2)
| Title |
|---|
| Airbag for the closing of pipelines on explosions and leakages;Eisenreich, N 等;JOURNAL OF LOSS PREVENTION IN THE PROCESS INDUSTRIES;20070701;第20卷(第4-6期);589-598 * |
| 高层建筑塑料给水管道水压的非常规无损检测技术综述;徐维臣;合成树脂及塑料;20200525;第37卷(第3期);91-94 * |
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