CN115597783A - Online leakage detection device and method for mechanical seal assembly - Google Patents
Online leakage detection device and method for mechanical seal assembly Download PDFInfo
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- CN115597783A CN115597783A CN202211312896.8A CN202211312896A CN115597783A CN 115597783 A CN115597783 A CN 115597783A CN 202211312896 A CN202211312896 A CN 202211312896A CN 115597783 A CN115597783 A CN 115597783A
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- 238000001514 detection method Methods 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 75
- 238000001125 extrusion Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 87
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000008569 process Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
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Abstract
The invention discloses an online leak detection device for a mechanical seal assembly, which comprises a device body, wherein the bottom of the device body is fixedly connected with a moving mechanism, the top of the device body is provided with a moving groove, the inside of the moving groove is movably provided with a detection mechanism and an installation mechanism, the inside of the detection mechanism is provided with an air pump, and the outer side of the installation mechanism is fixedly provided with a fixing mechanism; this a leak hunting device and leak hunting method on line for mechanical seal subassembly extrudees the squeeze stem through mechanical seal, and the squeeze stem passes through the inside gas of push rod extrusion sealed tube, through communicating pipe with the inside of the leading-in fixed gasbag of gas, after fixed gasbag inflation, can fix mechanical seal to fixed gasbag fixes mechanical seal, avoids implementing pressure through the rigidity mounting and fixes mechanical seal, prevents that the rigidity mounting from causing the damage to mechanical seal.
Description
Technical Field
The invention relates to the technical field of mechanical sealing elements, in particular to an online leak detection device and a leak detection method for a mechanical sealing assembly.
Background
The mechanical sealing element belongs to one of precise mechanical basic elements with complex structures, and is a key part of equipment such as various pumps, reaction synthesis kettles, turbine compressors, submersible motors and the like.
When the existing detection mechanism is fixed, the mechanical sealing element is basically fixed by applying pressure through a rigid fixing piece, and the mechanical sealing element is damaged due to the fixation in the mode, so that the detection result of the mechanical sealing element is influenced.
Therefore, the invention provides an online leak detection device and a leak detection method for a mechanical seal assembly, which aim to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an online leak detection device and a leak detection method for a mechanical seal assembly, and solves the problems.
In order to achieve the purpose, the invention is realized by the following technical scheme: the online leakage detection device for the mechanical sealing assembly comprises a device body, wherein a moving mechanism is fixedly connected to the bottom of the device body, a moving groove is formed in the top of the device body, a detection mechanism and an installation mechanism are movably installed in the moving groove, an air pump is arranged in the detection mechanism, a fixing mechanism is fixedly installed on the outer side of the installation mechanism, the fixing mechanism comprises a fixing rod, a fixing air bag is fixedly connected to the outer side of the fixing rod, a sealing pipe is fixedly connected to the inner side of the fixing rod, an extrusion rod is slidably connected to the inner side of the sealing pipe, and a first spring is fixedly connected to the inner side of the extrusion rod;
the locking device is characterized in that a locking mechanism is fixedly mounted at the top of the device body and comprises a locking block, a locking rod is fixedly connected to the outer side of the locking block, a slot is formed in the locking rod, and a mechanical sealing element is fixedly mounted on the locking mechanism.
Furthermore, moving mechanism includes solid fixed cylinder and universal wheel, gu fixed cylinder fixed connection is in the bottom of device body, the universal wheel sliding connection has the inside of solid fixed cylinder, and fixedly connected with electric push rod between universal wheel and the solid fixed cylinder.
Through adopting above-mentioned technical scheme for the device is after removing, and accessible electric push rod accomodates the universal wheel to the inside of solid fixed cylinder, thereby realizes the removal and the fixing of device.
Furthermore, a connecting pipe is fixedly connected between the sealing pipe and the fixing rod, and a one-way valve is fixedly connected inside the connecting pipe.
Through adopting above-mentioned technical scheme, at the testing process, the gas that the accessible detected makes mechanical seal can fix on the dead lever more firmly.
Further, the inboard fixedly connected with push rod of extrusion stem, the laminating of push rod and sealed tube's inner wall, first spring setting is in the inside of sealed tube.
By adopting the technical scheme, the sealing tube can be blown and reset.
Furthermore, the outer side of the sealing tube is fixedly connected with a communicating tube, and the communicating tube penetrates through the fixing rod and then is communicated with the fixing air bag.
Through adopting above-mentioned technical scheme for fixed gasbag can be better with mechanical seal fixed.
Furthermore, the connecting groove has been seted up to the inside of latch segment, the inside sliding connection of connecting groove has the inserted bar.
Furthermore, a limiting groove is formed in the outer side of the connecting groove, a connecting block is fixedly connected to the outer side of the inserting rod and is connected to the inner portion of the limiting groove in a sliding mode, and a second spring is fixedly connected between the connecting block and the limiting groove.
Through adopting above-mentioned technical scheme for the inside of check lock can be inserted and fixed fast to the check lock lever.
Further, the outside fixedly connected with sealing mechanism of installation mechanism, sealing mechanism is including removing spacing groove and mounting groove, remove the spacing groove and set up on the device body, the internally mounted of mounting groove has the sealed cowling.
Through adopting above-mentioned technical scheme for the device can detect mechanical seal fast.
Furthermore, the sealing cover is connected inside the movable limiting groove in a sliding mode, and the detection sensor is fixedly connected inside the sealing cover.
Further, the first step: firstly, the mechanical sealing element is placed on the locking block, then the locking rod is used for fixing the mechanical sealing element and inserting the mechanical sealing element into the locking block, and at the moment, the inserting rod can be inserted into the inserting groove, so that the mechanical sealing element is fixed;
step two: starting a motor, driving the mounting mechanism to move through a screw rod by the motor, inserting the fixing rod into the mechanical sealing element, extruding the extrusion rod through the mechanical sealing element, and communicating the sealing tube with the fixing air bag, so that the mechanical sealing element is fixed by the fixing air bag;
step three: starting a motor, driving the detection mechanism to move through the lead screw by the motor, and inflating the mechanical sealing element through an air pump in the detection mechanism so as to complete inflation of the mechanical sealing element;
step four: and detecting the mechanical sealing element by a detection sensor on the sealing mechanism.
Advantageous effects
The invention provides an online leak detection device and method for a mechanical seal assembly. Compared with the prior art, the method has the following beneficial effects:
1. this a leak hunting device and leak hunting method on line for mechanical seal subassembly extrudees the squeeze stem through mechanical seal, and the squeeze stem passes through the inside gas of push rod extrusion sealed tube, through communicating pipe with the inside of the leading-in fixed gasbag of gas, after fixed gasbag inflation, can fix mechanical seal to fixed gasbag fixes mechanical seal, avoids implementing pressure through the rigidity mounting and fixes mechanical seal, prevents that the rigidity mounting from causing the damage to mechanical seal.
2. According to the online leakage detection device and the leakage detection method for the mechanical seal assembly, when detection is carried out, gas in the detection mechanism can be blown into the fixed air bag through the connecting pipe, the sealing pipe and the communicating pipe, so that the mechanical seal element is prevented from falling off from the fixed mechanism in the detection process.
3. This an online leak hunting device and leak hunting method for mechanical seal subassembly through placing mechanical seal on the latch segment, uses the check lock lever to be fixed with mechanical seal and inserts the inside of latch segment afterwards, and the bottom of inserted bar can extrude the inserted bar and move backward this moment, and when inserted bar and slot contact, the inside of slot can be inserted to the inserted bar to make the check lock lever can insert the latch segment fast, and then with mechanical seal quick fixation.
Drawings
FIG. 1 is a perspective view of the external structure of the present invention;
FIG. 2 is a perspective view of the outer structure of the present invention;
FIG. 3 is a cross-sectional view of the securing mechanism of the present invention;
FIG. 4 is a cross-sectional view of the locking mechanism of the present invention;
fig. 5 is a cross-sectional view of the sealing mechanism of the present invention.
In fig. 1, the apparatus body; 2. a moving mechanism; 3. a detection mechanism; 4. an installation mechanism; 5. a fixing mechanism; 51. fixing the rod; 52. a connecting pipe; 53. a sealing tube; 54. an extrusion stem; 55. a push rod; 56. a first spring; 57. a communicating pipe; 58. fixing the air bag; 6. a locking mechanism; 61. a locking block; 62. a locking lever; 63. a slot; 64. connecting grooves; 65. inserting a rod; 66. a second spring; 67. connecting blocks; 7. a sealing mechanism; 71. moving the limiting groove; 72. mounting grooves; 73. a sealing cover; 74. a detection sensor; 8. a moving groove; 9. a mechanical seal.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1-5, for an embodiment provided by the present invention, an online leak detection apparatus for a mechanical seal assembly includes an apparatus body 1, a moving mechanism 2 is fixedly connected to a bottom of the apparatus body 1, a moving tank 8 is disposed at a top of the apparatus body 1, a detection mechanism 3 and an installation mechanism 4 are movably installed inside the moving tank 8, an air pump is disposed inside the detection mechanism 3, a fixing mechanism 5 is fixedly installed outside the installation mechanism 4, the fixing mechanism 5 includes a fixing rod 51, a fixing air bag 58 is fixedly connected to an outside of the fixing rod 51, a sealing tube 53 is fixedly connected to an inside of the fixing rod 51, an extrusion rod 54 is slidably connected to an inside of the sealing tube 53, a first spring 56 is fixedly connected to an inside of the extrusion rod 54, a connecting tube 52 is fixedly connected between the sealing tube 53 and the fixing rod 51, a check valve is fixedly connected to an inside of the connecting tube 52, a push rod 55 is fixedly connected to an inside of the extrusion rod 54, the push rod 55 is attached to an inner wall of the sealing tube 53, the first spring 56 is disposed inside of the sealing tube 53, a communicating tube 57 is fixedly connected to an outside of the sealing tube 53, the communicating tube 57 is communicated with the communicating tube 58 after the communicating tube 57 penetrates through the fixing rod 51;
the squeezing rod 54 is squeezed by the mechanical seal 9, the squeezing rod 54 squeezes the gas in the sealing tube 53 through the push rod 55, the gas is introduced into the fixed air bag 58 through the communication tube 57, the mechanical seal 9 is fixed after the fixed air bag 58 expands, and the mechanical seal 9 is fixed, so that the gas in the detection mechanism 3 is blown into the fixed air bag 58 through the connecting tube 52, the sealing tube 53 and the communication tube 57 during detection, and the mechanical seal 9 is prevented from falling off from the fixing mechanism 5 during detection.
Referring to fig. 1-5, as an embodiment of the present invention, a locking mechanism 6 is fixedly mounted on the top of the device body 1, the locking mechanism 6 includes a locking block 61, a locking rod 62 is fixedly connected to an outer side of the locking block 61, a slot 63 is formed inside the locking rod 62, a mechanical sealing element 9 is fixedly mounted on the locking mechanism 6, a connecting slot 64 is formed inside the locking block 61, an inserting rod 65 is slidably connected to an inner side of the connecting slot 64, a limiting slot is formed outside the connecting slot 64, a connecting block 67 is fixedly connected to an outer side of the inserting rod 65, the connecting block 67 is slidably connected to an inner side of the limiting slot, and a second spring 66 is fixedly connected between the connecting block 67 and the limiting slot.
By placing mechanical seal 9 on latch segment 61, then use check lock lever 62 to fix and insert mechanical seal 9 in the inside of latch segment 61, the bottom of inserted link 65 will push inserted link 65 and move backward this moment, and when inserted link 65 and slot 63 contacted, inserted link 65 will insert the inside of slot 63 to make check lock lever 62 can insert fast in check lock block 61, and then fix mechanical seal 9.
Referring to fig. 1-5, as an embodiment of the present invention, the moving mechanism 2 includes a fixed cylinder and a universal wheel, the fixed cylinder is fixedly connected to the bottom of the device body 1, the universal wheel is slidably connected to the inside of the fixed cylinder, an electric push rod is fixedly connected between the universal wheel and the fixed cylinder, the outer side of the mounting mechanism 4 is fixedly connected with a sealing mechanism 7, the sealing mechanism 7 includes a moving limiting groove 71 and a mounting groove 72, the moving limiting groove 71 is opened on the device body 1, a sealing cover 73 is mounted inside the mounting groove 72, the sealing cover 73 is slidably connected to the inside of the moving limiting groove 71, and a detection sensor 74 is fixedly connected to the inside of the sealing cover 73;
the method comprises the following steps: the mechanical sealing element 9 is firstly placed on the locking block 61, then the locking rod 62 is used for fixing the mechanical sealing element 9 and inserting the mechanical sealing element into the locking block 61, and the inserting rod 65 is inserted into the inserting groove 63, so that the mechanical sealing element 9 is fixed;
step two: starting a motor, driving the mounting mechanism 4 to move through a screw rod by the motor, inserting the fixing rod 51 into the mechanical sealing element 9, extruding the extrusion rod 54 through the mechanical sealing element 9, and communicating the sealing tube 53 with the fixing air bag 58, so that the mechanical sealing element 9 is fixed by the fixing air bag 58;
step three: starting a motor, driving the detection mechanism 3 to move through a screw rod by the motor, and inflating the mechanical sealing element 9 through an air pump in the detection mechanism 3 so as to complete inflation of the mechanical sealing element 9;
step four: the mechanical seal 9 is detected by a detection sensor 74 on the seal mechanism 7.
The working principle is as follows: the squeezing rod 54 is squeezed through the mechanical sealing element 9, the squeezing rod 54 squeezes the gas in the sealing tube 53 through the push rod 55, the gas is guided into the fixed air bag 58 through the communication tube 57, the mechanical sealing element 9 is fixed after the fixed air bag 58 expands, so that the mechanical sealing element 9 is fixed, when detection is carried out, the gas in the detection mechanism 3 is blown into the fixed air bag 58 through the connecting tube 52, the sealing tube 53 and the communication tube 57, therefore, the mechanical sealing element 9 is prevented from falling off from the fixing mechanism 5 in the detection process, the mechanical sealing element 9 is placed on the locking block 61, then the locking rod 62 is used for fixing and inserting the mechanical sealing element 9 into the locking block 61, the bottom of the inserting rod 65 squeezes the inserting rod 65 to move backwards, when the inserting rod 65 is in contact with the inserting groove 63, the inserting rod 65 is inserted into the inserting groove 63, so that the locking rod 62 can be quickly inserted into the locking block 61, and the mechanical sealing element 9 is further fixed.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A online leak hunting device for mechanical seal subassembly, including device body (1), its characterized in that: the device comprises a device body (1) and is characterized in that a moving mechanism (2) is fixedly connected to the bottom of the device body (1), a moving groove (8) is formed in the top of the device body (1), a detection mechanism (3) and an installation mechanism (4) are movably installed in the moving groove (8), an air pump is arranged in the detection mechanism (3), a fixing mechanism (5) is fixedly installed on the outer side of the installation mechanism (4), the fixing mechanism (5) comprises a fixing rod (51), a fixing air bag (58) is fixedly connected to the outer side of the fixing rod (51), a sealing pipe (53) is fixedly connected to the inner side of the fixing rod (51), an extrusion rod (54) is slidably connected to the inner side of the sealing pipe (53), and a first spring (56) is fixedly connected to the inner side of the extrusion rod (54);
the top fixed mounting of device body (1) has locking mechanism (6), locking mechanism (6) include latch segment (61), outside fixedly connected with check lock lever (62) of latch segment (61), slot (63) have been seted up to the inside of check lock lever (62), fixed mounting has mechanical seal (9) on locking mechanism (6).
2. An in-line leak detection apparatus for a mechanical seal assembly as defined in claim 1, wherein: the moving mechanism (2) comprises a fixed cylinder and a universal wheel, the fixed cylinder is fixedly connected to the bottom of the device body (1), the universal wheel is connected with the inside of the fixed cylinder in a sliding mode, and an electric push rod is fixedly connected between the universal wheel and the fixed cylinder.
3. An in-line leak detection apparatus for a mechanical seal assembly as defined in claim 1, wherein: a connecting pipe (52) is fixedly connected between the sealing pipe (53) and the fixing rod (51), and a one-way valve is fixedly connected inside the connecting pipe (52).
4. An in-line leak detection apparatus for a mechanical seal assembly as defined in claim 1, wherein: the inner side of the extrusion rod (54) is fixedly connected with a push rod (55), the push rod (55) is attached to the inner wall of the sealing pipe (53), and the first spring (56) is arranged inside the sealing pipe (53).
5. The in-line leak detection apparatus for a mechanical seal assembly of claim 4, wherein: the outer side of the sealing pipe (53) is fixedly connected with a communicating pipe (57), and the communicating pipe (57) penetrates through the fixing rod (51) and then is communicated with the fixing air bag (58).
6. An in-line leak detection apparatus for a mechanical seal assembly as defined in claim 1, wherein: connecting groove (64) have been seted up to the inside of latch segment (61), the inside sliding connection of connecting groove (64) has inserted bar (65).
7. The in-line leak detection apparatus for a mechanical seal assembly of claim 6, wherein: the limiting groove has been seted up in the outside of spread groove (64), the outside fixedly connected with connecting block (67) of inserted bar (65), and connecting block (67) sliding connection is in the inside of limiting groove, fixedly connected with second spring (66) between connecting block (67) and the limiting groove.
8. An in-line leak detection apparatus for a mechanical seal assembly as defined in claim 1, wherein: the outside fixedly connected with sealing mechanism (7) of installation mechanism (4), sealing mechanism (7) is including removing spacing groove (71) and mounting groove (72), remove spacing groove (71) and set up on device body (1), the internally mounted of mounting groove (72) has sealed cowling (73).
9. An in-line leak detection apparatus for a mechanical seal assembly as defined in claim 8, wherein: the sealing cover (73) is connected inside the movable limiting groove (71) in a sliding mode, and the detection sensor (74) is fixedly connected inside the sealing cover (73).
10. Leak detection method of an in-line leak detection apparatus for mechanical seal assemblies according to any of claims 1 to 9, characterized in that:
the method comprises the following steps: firstly, the mechanical sealing element (9) is placed on the locking block (61), then the locking rod (62) is used for fixing the mechanical sealing element (9) and inserting the mechanical sealing element into the locking block (61), and at the moment, the inserting rod (65) can be inserted into the inserting groove (63) so as to fix the mechanical sealing element (9);
step two: starting a motor, driving the mounting mechanism (4) to move through a screw rod by the motor, inserting a fixing rod (51) into the mechanical sealing element (9), extruding the extrusion rod (54) through the mechanical sealing element (9), and communicating the sealing tube (53) with the fixed air bag (58), so that the mechanical sealing element (9) is fixed by the fixed air bag (58);
step three: the motor is started, the motor drives the detection mechanism (3) to move through the lead screw, and the mechanical sealing element (9) is inflated through the air pump in the detection mechanism (3), so that the mechanical sealing element (9) is inflated;
step four: the mechanical seal (9) is detected by a detection sensor (74) on the seal mechanism (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211312896.8A CN115597783B (en) | 2022-10-25 | 2022-10-25 | Online leakage detection device and method for mechanical seal assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211312896.8A CN115597783B (en) | 2022-10-25 | 2022-10-25 | Online leakage detection device and method for mechanical seal assembly |
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| CN115597783A true CN115597783A (en) | 2023-01-13 |
| CN115597783B CN115597783B (en) | 2024-03-29 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000052442A1 (en) * | 1999-03-04 | 2000-09-08 | Leon Robert L | Method and apparatus for detecting and quantifying seal leaks in installed emergency shut down or other valves, during production and during shutdown |
| US9097609B1 (en) * | 2013-04-30 | 2015-08-04 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Hermetic seal leak detection apparatus with variable size test chamber |
| CN209878235U (en) * | 2019-06-12 | 2019-12-31 | 重庆瀚海石油技术有限公司 | Self-balancing sealing detection device |
| CN210269074U (en) * | 2019-09-10 | 2020-04-07 | 铜陵碧卓流体科技有限责任公司 | Sealing detection device for valve production |
| CN212621329U (en) * | 2020-08-03 | 2021-02-26 | 湖北西特化工机械有限公司 | Detection device for mechanical sealing device of polymerization reactor |
| CN112924100A (en) * | 2021-02-06 | 2021-06-08 | 河南永祥特检科技有限公司 | Ball valve leakproofness detection device for natural gas |
| CN213842541U (en) * | 2021-01-06 | 2021-07-30 | 蒋东晋 | Pipeline sealing detection device for oilfield internet of things construction |
| CN215296593U (en) * | 2021-05-11 | 2021-12-24 | 济宁耀坤机械有限公司 | Anti-pulse high-pressure oil pipe sealing detection device for engineering machinery |
| CN216815901U (en) * | 2021-12-24 | 2022-06-24 | 张家港市三利密封合金材料有限公司 | Mechanical seal pressure testing device |
-
2022
- 2022-10-25 CN CN202211312896.8A patent/CN115597783B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000052442A1 (en) * | 1999-03-04 | 2000-09-08 | Leon Robert L | Method and apparatus for detecting and quantifying seal leaks in installed emergency shut down or other valves, during production and during shutdown |
| US9097609B1 (en) * | 2013-04-30 | 2015-08-04 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Hermetic seal leak detection apparatus with variable size test chamber |
| CN209878235U (en) * | 2019-06-12 | 2019-12-31 | 重庆瀚海石油技术有限公司 | Self-balancing sealing detection device |
| CN210269074U (en) * | 2019-09-10 | 2020-04-07 | 铜陵碧卓流体科技有限责任公司 | Sealing detection device for valve production |
| CN212621329U (en) * | 2020-08-03 | 2021-02-26 | 湖北西特化工机械有限公司 | Detection device for mechanical sealing device of polymerization reactor |
| CN213842541U (en) * | 2021-01-06 | 2021-07-30 | 蒋东晋 | Pipeline sealing detection device for oilfield internet of things construction |
| CN112924100A (en) * | 2021-02-06 | 2021-06-08 | 河南永祥特检科技有限公司 | Ball valve leakproofness detection device for natural gas |
| CN215296593U (en) * | 2021-05-11 | 2021-12-24 | 济宁耀坤机械有限公司 | Anti-pulse high-pressure oil pipe sealing detection device for engineering machinery |
| CN216815901U (en) * | 2021-12-24 | 2022-06-24 | 张家港市三利密封合金材料有限公司 | Mechanical seal pressure testing device |
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| CN115597783B (en) | 2024-03-29 |
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Address after: 215600 Building 2, No. 2009, Yanjiang Road, Daxin Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: Jiangsu Seth Sealing Technology Co.,Ltd. Country or region after: China Address before: 215000 group 21, Chaodong Weigang village, Daxin Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee before: Zhangjiagang Seth Mechanical Seal Co.,Ltd. Country or region before: China |