CN114441119B - Performance detection device and detection method for airtight cable for cell operation station - Google Patents
Performance detection device and detection method for airtight cable for cell operation station Download PDFInfo
- Publication number
- CN114441119B CN114441119B CN202210055872.2A CN202210055872A CN114441119B CN 114441119 B CN114441119 B CN 114441119B CN 202210055872 A CN202210055872 A CN 202210055872A CN 114441119 B CN114441119 B CN 114441119B
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- cable
- electromagnetic valve
- pressure
- airtight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 68
- 239000000565 sealant Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 241000700605 Viruses Species 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2838—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for cables
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention provides a performance detection device and a detection method for an airtight cable for a cell operation station. The device comprises a box body, an air inlet electromagnetic valve, a sealing ring air charging electromagnetic valve, a pressure sensor, a controller, an annular air charging sealing ring and an air pump, wherein the annular air charging sealing ring is arranged on the box body, the air pump is connected with the air inlet electromagnetic valve and the sealing ring air charging electromagnetic valve, the pressure sensor is arranged on the box body and is used for detecting the pressure in the box body, the air inlet electromagnetic valve is connected with the box body, the sealing ring air charging electromagnetic valve is connected with the annular air charging sealing ring, and after a cable to be detected passes through the annular air charging sealing ring, airtight detection is started on the cable. The invention can ensure that the air tightness of the cable used on the cell operation station completely meets the standard, and the air tightness of the whole cell operation station is not influenced by the air tightness of the cable.
Description
Technical Field
The invention relates to the technical field of cell modulation, in particular to a performance detection device and a detection method of an airtight cable for a cell operation station.
Background
The cell manipulation station is an intelligent system for cell modulation and virus analysis. The cell operation station is required to be fully sealed in operation, and the leakage rate R is the leakage rate R in hours H /H -1 ≤5×10 -5 Thus, the leakage amount of the inner and outer pair cables used for the cell work station is 0. If the leakage amount detection is not carried out on the cable, the leakage amount detection is carried out only on the cell operation station, and great workload and difficulty are brought to the leakage point detection.
Disclosure of Invention
According to the above-mentioned technical problems, there is provided a performance detecting device and method for an airtight cable for a cell operation station, which can detect airtight performance before use. The cable can be used on equipment after the air tightness of the cable meets the requirement. The whole air tightness of the cell operation station is required to reach the standard. The invention adopts the following technical means:
the utility model provides a performance detection device of airtight cable for cell operation station, includes box, air inlet solenoid valve, sealing washer inflation solenoid valve, pressure sensor, controller, annular inflation sealing washer and air pump, set up on the box annular inflation sealing washer, the air pump with air inlet solenoid valve and sealing washer inflation solenoid valve link to each other, pressure sensor installs on the box, and it is used for detecting the pressure in the box, air inlet solenoid valve is connected with the box, the sealing washer inflation solenoid valve links to each other with annular inflation sealing washer, and the cable of being examined passes behind the annular inflation sealing washer begins airtight detection to the cable.
Further, the annular inflatable sealing ring is tightly fixed with the box body by adopting sealant.
Further, the front side and the rear side of the annular inflatable sealing ring are provided with holes for the cables to pass through, the left side and the right side of the annular inflatable sealing ring are of multi-layer folding inflatable sealing structures, and certain intervals can exist between the left side and the right side of the annular inflatable sealing ring and the cables in an uninflated state, and the left side and the right side of the annular inflatable sealing ring are close to the outer walls of the cables in an inflated state.
The invention also discloses a performance detection method of the airtight cable for the cell operation station, which comprises the following steps:
step 1, placing a cable in a mounting hole of an annular inflation sealing ring, controlling an air pump to operate by a system start controller, and opening an inflation electromagnetic valve of the sealing ring; compressed air enters the annular inflatable sealing ring, and the annular inflatable sealing ring expands to form tight sealing with the front of the cable to be tested;
step 2, closing a sealing ring inflation electromagnetic valve, opening the inflation electromagnetic valve, and enabling compressed air to enter the box body;
step 3, detecting the pressure in the tank by the pressure sensor, closing the inflation electromagnetic valve when the pressure in the tank exceeds a preset value, and then closing the air pump;
and step 4, after the pressure in the box is stable, the controller records the current pressure value in the box, and judges whether the air tightness of the cable is qualified or not based on comparison of the pressure value and a preset value.
Further, in the step 3, the pressure sensor detects the pressure in the tank, when the pressure PV in the tank is more than or equal to 600Pa, the inflation electromagnetic valve is closed, and the air pump is closed after 3-5 seconds of delay.
Further, in the step 4, after the time delay is 30-60 seconds, the controller records the current value PV of the pressure in the tank after the pressure in the tank is stable 1 Requiring PV 1 The value is more than or equal to 500Pa, when PV 1 When the value is more than or equal to 500Pa, judging that the cable is airtight and qualified, and when the PV is over 1 Value of<And judging that the cable is unqualified in airtight at 500 Pa.
Further, after the step 4 meets the requirement, the method further includes a step 5: after 15-20 minutes of delay, the current pressure value PV in the box is recorded 2 When PV (photovoltaic) 1 -PV 2 Judging whether the cable is airtight or not at most 2Pa, and judging whether the cable is airtight or not when the cable is PV 1 -PV 2 >And if the pressure is 2Pa, judging that the cable is unqualified in airtight.
The invention can ensure that the air tightness of the cable used on the cell operation station completely meets the standard, and the air tightness of the whole cell operation station is not influenced by the air tightness of the cable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.
FIG. 1 is a general view showing the structure of a performance testing apparatus of an airtight cable for a cell manipulation station according to the present invention;
FIG. 2 is a schematic view of the inflatable sealing ring of the present invention in a deflated state;
FIG. 3 is a schematic view of the inflation state of the inflatable sealing ring.
In the figure: 1. a case; 2. an air inlet electromagnetic valve; 3. a sealing ring inflation electromagnetic valve; 4. a pressure sensor; 5. a controller; 6. an annular inflatable sealing ring; 7. an air pump.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 3, the embodiment of the invention discloses a performance detection device of an airtight cable for a cell operation station, which comprises a box body 1, an air inlet electromagnetic valve 2, a sealing ring inflation electromagnetic valve 3, a pressure sensor 4, a controller 5, an annular inflation sealing ring 6 and an air pump 7, wherein the annular inflation sealing ring is arranged on the box body, the air pump is connected with the air inlet electromagnetic valve and the sealing ring inflation electromagnetic valve, the pressure sensor is arranged on the box body and is used for detecting the pressure in the box body, the air inlet electromagnetic valve is connected with the box body, the sealing ring inflation electromagnetic valve is connected with the annular inflation sealing ring, and the cable to be detected starts to perform airtight detection on the cable after passing through the annular inflation sealing ring. The controller collects information fed back by the pressure sensor and controls the air pump, the air inlet electromagnetic valve and the sealing ring air charging electromagnetic valve to be opened and closed
The annular inflatable sealing ring is tightly fixed with the box body by adopting sealant.
The front side and the rear side of the annular inflatable sealing ring are provided with holes for the cables to pass through, the left side and the right side of the annular inflatable sealing ring are of multi-layer folding inflatable sealing structures, and certain intervals can exist between the left side and the right side of the annular inflatable sealing ring and the cables in an uninflated state, and the left side and the right side of the annular inflatable sealing ring are close to the outer walls of the cables in an inflated state. The multi-layer folding structure can ensure the expansion and contraction of a larger range and can meet the detection of cables with different specifications.
The invention also discloses a performance detection method of the airtight cable for the cell operation station, which comprises the following steps:
step 1, placing a cable in a mounting hole of an annular inflation sealing ring, controlling an air pump to operate by a system start controller, and opening an inflation electromagnetic valve of the sealing ring; compressed air enters the annular inflatable sealing ring, and the annular inflatable sealing ring expands to form tight sealing with the front of the cable to be tested;
step 2, closing a sealing ring inflation electromagnetic valve, opening the inflation electromagnetic valve, and enabling compressed air to enter the box body;
step 3, detecting the pressure in the tank by the pressure sensor, closing the inflation electromagnetic valve when the pressure in the tank exceeds a preset value, and then closing the air pump;
and step 4, after the pressure in the box is stable, the controller records the current pressure value in the box, and judges whether the air tightness of the cable is qualified or not based on comparison of the pressure value and a preset value.
In the step 3, the pressure sensor detects the pressure in the tank, when the pressure PV in the tank is more than or equal to 600Pa, the inflation electromagnetic valve is closed, and the air pump is closed after 3-5 seconds of delay.
In the step 4, after the time delay is 30-60 seconds and the pressure in the tank is stable, the controller records the current pressure value PV in the tank 1 Requiring PV 1 The value is more than or equal to 500Pa, when PV 1 When the value is more than or equal to 500Pa, judging that the cable is airtight and qualified, and when the PV is over 1 Value of<And judging that the cable is unqualified in airtight at 500 Pa.
After the step 4 meets the requirement, the method further comprises a step 5: after 15-20 minutes of delay, the current pressure value PV in the box is recorded 2 When PV (photovoltaic) 1 -PV 2 Judging whether the cable is airtight or not at most 2Pa, and judging whether the cable is airtight or not when the cable is PV 1 -PV 2 >And if the pressure is 2Pa, judging that the cable is unqualified in airtight.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (1)
1. The performance detection method of the performance detection device of the airtight cable for the cell operation station is characterized by comprising a box body, an air inlet electromagnetic valve, a sealing ring inflation electromagnetic valve, a pressure sensor, a controller, an annular inflation sealing ring and an air pump, wherein the annular inflation sealing ring is arranged on the box body, the air pump is connected with the air inlet electromagnetic valve and the sealing ring inflation electromagnetic valve, the pressure sensor is arranged on the box body and used for detecting the pressure in the box body, the air inlet electromagnetic valve is connected with the box body, the sealing ring inflation electromagnetic valve is connected with the annular inflation sealing ring, and the cable to be detected starts to perform airtight detection on the cable after passing through the annular inflation sealing ring;
the annular inflatable sealing ring is tightly fixed with the box body by adopting sealant; the left side and the right side of the annular inflatable sealing ring are multi-layer folded inflatable sealing structures, a certain distance exists between the left side and the right side of the annular inflatable sealing ring and the cable in an uninflated state, and the left side and the right side of the annular inflatable sealing ring are close to the outer wall of the cable in an inflated state;
the controller collects information fed back by the pressure sensor and controls the air pump, the air inlet electromagnetic valve and the sealing ring air inlet electromagnetic valve to be opened and closed;
the performance detection method of the airtight cable for the cell operation station comprises the following steps:
step 1, placing a cable in a mounting hole of an annular inflation sealing ring, starting a system to enter an operating state, automatically controlling an air pump to operate by a system starting controller, and starting a sealing ring inflation electromagnetic valve; compressed air enters an annular inflatable sealing ring, and the annular inflatable sealing ring expands to form tight seal with a cable to be tested;
step 2, closing a sealing ring inflation electromagnetic valve, opening an air inlet electromagnetic valve, and enabling compressed air to enter the box body;
step 3, detecting the pressure in the tank by using a pressure sensor, closing an air inlet electromagnetic valve when the pressure PV in the tank is more than or equal to 600Pa, and closing an air pump after 3-5 seconds of delay;
step 4, after the time delay is 30-60 seconds, after the pressure in the box is stable, the controller records the current value PV of the pressure in the box 1 Requiring PV 1 The value is more than or equal to 500Pa, when PV 1 When the value is more than or equal to 500Pa, judging that the cable is airtight and qualified, and when the PV is over 1 Value of<Judging that the cable is unqualified in airtight at 500 Pa;
step 5, when step 4, determining the cable gasWhen the current box pressure is qualified, after 15-20 minutes of time delay, recording the current box pressure value PV 2 When PV (photovoltaic) 1 -PV 2 Judging whether the cable is airtight or not when the pressure is less than or equal to 2Pa, and judging whether the cable is airtight or not when the pressure is PV 1 -PV 2 >And if the pressure is 2Pa, judging that the cable is unqualified in airtight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210055872.2A CN114441119B (en) | 2022-01-18 | 2022-01-18 | Performance detection device and detection method for airtight cable for cell operation station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210055872.2A CN114441119B (en) | 2022-01-18 | 2022-01-18 | Performance detection device and detection method for airtight cable for cell operation station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114441119A CN114441119A (en) | 2022-05-06 |
| CN114441119B true CN114441119B (en) | 2024-02-06 |
Family
ID=81368139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210055872.2A Active CN114441119B (en) | 2022-01-18 | 2022-01-18 | Performance detection device and detection method for airtight cable for cell operation station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114441119B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114993580B (en) * | 2022-08-01 | 2022-10-21 | 深圳赛桥生物创新技术有限公司 | Consumable installation detection method, device and system and storage medium |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993023729A1 (en) * | 1992-05-12 | 1993-11-25 | Andrew Karl Dufresne | Pipe testing and locating apparatus |
| CN105675231A (en) * | 2016-02-22 | 2016-06-15 | 中航光电科技股份有限公司 | Negative pressure sealing detection device |
| CN206420808U (en) * | 2017-02-08 | 2017-08-18 | 无锡工艺职业技术学院 | A kind of cable coat of paint damage detection device |
| CN109141776A (en) * | 2018-09-20 | 2019-01-04 | 安徽理士电源技术有限公司 | A kind of big lid air-tightness detection device of lead-acid accumulator |
| CN110108421A (en) * | 2019-04-19 | 2019-08-09 | 沪东中华造船(集团)有限公司 | A kind of close property detection method for the cable tube passing through water tank |
| CN111089690A (en) * | 2020-03-05 | 2020-05-01 | 成都欧赛医疗器械有限公司 | Device and method for testing air tightness of tubular medical instrument |
| CN210625961U (en) * | 2019-11-08 | 2020-05-26 | 杭州应敏科技有限公司 | Cable protection pipe sealing tester |
| CN212321010U (en) * | 2020-06-18 | 2021-01-08 | 陕西中秦电力设备制造有限公司 | Device for detecting gas tightness of butt welding seam of conductive pipe for extra-high voltage direct current transmission |
| CN213301604U (en) * | 2020-11-17 | 2021-05-28 | 苏州纳格检测科技有限公司 | Cable waterproof performance testing device |
| CN213688949U (en) * | 2021-01-07 | 2021-07-13 | 杨恺悦 | Vacuum generator performance testing device |
-
2022
- 2022-01-18 CN CN202210055872.2A patent/CN114441119B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993023729A1 (en) * | 1992-05-12 | 1993-11-25 | Andrew Karl Dufresne | Pipe testing and locating apparatus |
| CN105675231A (en) * | 2016-02-22 | 2016-06-15 | 中航光电科技股份有限公司 | Negative pressure sealing detection device |
| CN206420808U (en) * | 2017-02-08 | 2017-08-18 | 无锡工艺职业技术学院 | A kind of cable coat of paint damage detection device |
| CN109141776A (en) * | 2018-09-20 | 2019-01-04 | 安徽理士电源技术有限公司 | A kind of big lid air-tightness detection device of lead-acid accumulator |
| CN110108421A (en) * | 2019-04-19 | 2019-08-09 | 沪东中华造船(集团)有限公司 | A kind of close property detection method for the cable tube passing through water tank |
| CN210625961U (en) * | 2019-11-08 | 2020-05-26 | 杭州应敏科技有限公司 | Cable protection pipe sealing tester |
| CN111089690A (en) * | 2020-03-05 | 2020-05-01 | 成都欧赛医疗器械有限公司 | Device and method for testing air tightness of tubular medical instrument |
| CN212321010U (en) * | 2020-06-18 | 2021-01-08 | 陕西中秦电力设备制造有限公司 | Device for detecting gas tightness of butt welding seam of conductive pipe for extra-high voltage direct current transmission |
| CN213301604U (en) * | 2020-11-17 | 2021-05-28 | 苏州纳格检测科技有限公司 | Cable waterproof performance testing device |
| CN213688949U (en) * | 2021-01-07 | 2021-07-13 | 杨恺悦 | Vacuum generator performance testing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114441119A (en) | 2022-05-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110005949B (en) | Automatic air-supplementing type airtight door and airtight door control method | |
| CN107907278B (en) | A kind of method for conducting leak test of power transformer oil conservater capsule | |
| CN114441119B (en) | Performance detection device and detection method for airtight cable for cell operation station | |
| CN107228745A (en) | A kind of ball valve air tightness testing method and test system | |
| CN214010686U (en) | New energy automobile battery package leakproofness test equipment | |
| CN107402107A (en) | For the device for detecting sealability of battery bag, method and battery bag | |
| US6014892A (en) | Tracer gas leak detector | |
| CN217691229U (en) | Electrode frame for flow battery | |
| CN111613353B (en) | Temperature compensation kettle cover and temperature compensation kettle of irradiation monitoring pipe test device | |
| CN109307575A (en) | Rail traffic air-conditioning system airtight detecting apparatus and method | |
| CN112611523B (en) | New energy automobile battery pack tightness test method | |
| CN108534963B (en) | Waterproof performance detection method and system | |
| CN110702339B (en) | Air tightness leakage detection device and method | |
| CN207248452U (en) | A kind of ball valve tightness test system | |
| CN207751654U (en) | ABS hydraulic pressure unit sealing property testing equipments | |
| CN210400757U (en) | Full-automatic sealing test and nitrogen filling integrated machine | |
| CN210322205U (en) | Airtightness detection workstation for exhaust assembly | |
| CN212432449U (en) | Automatic leakage detection device for fuel cell stack | |
| CN112229581A (en) | Filter assembly test bench | |
| CN212721952U (en) | Online leakage detection system for inflatable sealing ring | |
| KR101905130B1 (en) | Air shutoff device tester | |
| CN212030824U (en) | Radiator gas tightness leak hunting device | |
| CN106500977B (en) | Turbocharger detection test method | |
| CN213068106U (en) | Filter assembly test bench | |
| CN219772888U (en) | Air shield dam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |