CN105806610A - Rotary joint service life testing table for fluid conveying - Google Patents
Rotary joint service life testing table for fluid conveying Download PDFInfo
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- CN105806610A CN105806610A CN201610315666.5A CN201610315666A CN105806610A CN 105806610 A CN105806610 A CN 105806610A CN 201610315666 A CN201610315666 A CN 201610315666A CN 105806610 A CN105806610 A CN 105806610A
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- swivel joint
- fluid
- pressure
- fluid conveying
- life test
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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
- G01M13/00—Testing of machine parts
Abstract
The invention relates to a service life testing table, in particular to a rotary joint service life testing table for fluid conveying.The rotary joint service life testing table for fluid conveying comprises a pressure simulation system, a motion simulation system, a temperature simulation system and a testing and controlling system, wherein the pressure simulation system is used for simulating pressure of fluid in a rotary joint under actual use environment conditions, the motion simulation system is used for simulating the movement state of the rotary joint, the temperature simulation system is used for simulating the temperature of the fluid in the rotary joint under the actual use environment conditions, and the testing and controlling system is used for testing and controlling service life test parameters of the rotary joint.The rotary joint service life testing table for fluid conveying can simulate the actual work environment and test the service life of the rotary joint under the movement state condition, and can also automatically monitor the service life and rotation torque of the rotary joint.
Description
Technical field
The present invention relates to a kind of swivel joint life test rack, refer in particular to a kind of fluid conveying swivel joint life test rack.
Background technology
Swivel joint is the critical component of field of fluid, and its Main Function is fluid-transporting tubing and rotation, reciprocating motion or the equipment that swings by certain angle to be connected, in guarantee equipment and pipeline operating at the same time it can also be realize fluid and continuously carry.Pressure, temperature, kinestate and service life that swivel joint is born by different fields of employment require different.At present, fluid conveying swivel joint generally only carries out simple performance test when design.Such as, carry out static pressure test when design pressure and check swivel joint whether good seal；Or under normal temperature and pressure conditions, swivel joint being carried out its life-span of simple rotation exercise test, owing to cannot simulate swivel joint practical service environment and kinestate truly, often there is very big deviation in its test result.
China national patent of invention [CN102507173B] proposes the testing stand of a kind of high-temperature high-speed heat conduction oil swivel joint, can its technical scheme be: constantly injecting High Temperature High Pressure conduction oil to the swivel joint of high speed rotary motion by oil pump, working thus testing swivel joint under uniform temperature, pressure and rotating speed.This testing stand can simulate swivel joint practical service environment, but still has the disadvantage that one is the automatic supervision that cannot realize the swivel joint life-span；Two is to simulate single rotary motion, it is impossible to simulate other motion rotary head (such as swing etc.).
Additionally, some special installations (such as the hard refueling device that aircraft fuel oil conveying uses) require that swivel joint in use keeps high degree of flexibility.The design of this type of swivel joint and need examination swivel joint moment of torsion when dispatching from the factory, above-mentioned testing stand is also unable to reach this purpose.
Summary of the invention
It is an object of the invention to provide a kind of fluid conveying swivel joint life test rack, it is possible to simulation swivel joint practical service environment and kinestate, it is achieved the automatic supervision of swivel joint life-span and rotation torque.
Present invention employs techniques below scheme is: a kind of fluid conveying swivel joint life test rack, including: for the pressure simulation system of simulating practical service environment condition lower swivel internal fluid pressure；For simulating the sport simulated system of swivel joint kinestate；Temperature simulation system for simulating practical service environment condition lower swivel internal flow temperature；And for testing and control the TT&C system of swivel joint life test parameter.
Described TT&C system is provided with the pressure measxurement mechanism measuring swivel joint internal fluid pressure to be measured and controls the start and stop actuator of sport simulated system operating.Once swivel seal lost efficacy, test fluid yearns for seepage, pressure measxurement mechanism detects swivel joint internal fluid pressure to be measured and occurs reducing, and start and stop actuator stops the operating of sport simulated system automatically, thus realizing automatically controlling of swivel joint life test rack.
Further, described TT&C system is provided with the counting mechanism of the operating number of times of record swivel joint.The cumulative swivel joint operating number of times of counting mechanism autokinesis analog systems operation start, once sport simulated system shuts down, counting mechanism is also automatically stopped cumulative swivel joint operating number of times, thus realizing the automatic monitoring in swivel joint life-span.
Yet further, described TT&C system is provided with torsion-testing mechanism, and described torsion-testing mechanism can test the rotation torque in swivel joint operation process.Once moment of torsion measured value exceedes set point, the start and stop actuator of TT&C system stops the operating of sport simulated system automatically, thus realizing the automatic monitoring of swivel joint rotation torque.
A kind of fluid conveying swivel joint life test rack that the present invention proposes is possible not only to examination swivel joint life-span when simulation actual working environment and kinestate, it is also possible to monitoring swivel joint life-span and rotation torque automatically.
Accompanying drawing explanation
Fig. 1 is swivel joint testing stand flow chart in the present invention.
Fig. 2 is swivel joint test platform structure schematic diagram in the present invention.
Detailed description of the invention
The present invention is expanded on further below in conjunction with Figure of description, and provides specific embodiments of the invention.
Such as Fig. 1 and Fig. 2 a kind of fluid conveying swivel joint life test rack provided, including: being provided with castor bottom frame, frame, upper rack is provided with pressure simulation system 100, sport simulated system 200, temperature simulation system 300 and TT&C system 400.
Described pressure simulation system 100 is provided with the gas cylinder 101 of source of the gas, and the outlet of described gas cylinder 101 connects for dropping hypobaric air relief valve 102 and for accurately regulating the pressure regulator valve 103 of air pressure；The outlet of described pressure regulator valve 103 connects the switch valve 104 that can cut off air-flow, and the outlet of described switch valve 104 connects vacuum tank 105, and vacuum tank 105 is for applying required test pressure to swivel joint internal flow to be measured.Before on-test, reduce gas cylinder 101 air pressure by air relief valve 102, accurately adjust air pressure again through pressure regulator valve 103, closing switch valve 104 when vacuum tank 105 air pressure reaches test pressure.
Further, described pressure simulation system 100 vacuum tank 105 is arranged side by side relief valve 106 and exhaust-valve 107.Described relief valve 106 can be automatically releasable pressure when vacuum tank 105 superpressure, and described exhaust-valve 107 can discharge vacuum tank 105 air pressure completely.
Described sport simulated system 200 includes: fluid reservoir 201, transit joint 202, swivel joint to be measured 203 and movement executing mechanism 210.The vacuum tank 105 of described fluid reservoir 201 entrance Bonding pressure analog systems 100, fluid reservoir 201 exports and removably connects swivel joint 203 to be measured by transit joint 202.During test, fluid reservoir 201, transit joint 202 and swivel joint to be measured 203 are full of test fluid, and test fluid remains constant test pressure under vacuum tank 105 gas pressure.
Further, described sport simulated system 200 fluid reservoir 201 is provided with the fluid injection room 204 supplementing and reclaiming fluid reservoir 201 closed test fluid, and position, described fluid injection room 204 is slightly less than fluid reservoir 201；Being provided with the replenishing line connecting fluid reservoir 201 bottom described fluid injection room 204, replenishing line is provided with the filter 206 of oil pump 205, switch valve 207 and filtered fluid solid impurity；The described relative low level of fluid reservoir 201 is provided with the liquid back pipe road connecting fluid injection room 204, and liquid back pipe road is provided with switch valve 208.Before test, inject filtered test fluid by oil pump 205 to fluid reservoir 201, closing switch valve 206 after fluid reservoir 201 is full of fluid；After test, opening switch valve 208, fluid reservoir 201 test fluid flows automatically to fluid injection room 204.
Further, described movement executing mechanism 210 includes: driving mechanism 211, speed adjusting gear 212 and drive mechanism 213.Described driving mechanism 211 is electronic, air pressure or hydraulic motor；Described drive mechanism 213 is belt, chain, gear or crank etc..
Described temperature simulation system 300 includes: calorstat 301, heat exchanger 302 and thermoregulation mechanism 303.Described calorstat 301 inner heat seal sport simulated system 200, thus maintaining the test temperature of swivel joint internal flow to be measured；Described heat exchanger 302 connects thermoregulation mechanism 303, it is possible to regulate the test temperature of swivel joint internal flow to be measured.
Described TT&C system 400 is provided with the pressure measxurement mechanism 401 measuring swivel joint internal fluid pressure to be measured and controls the start and stop actuator 402 of sport simulated system 210 operating.Once swivel seal lost efficacy, test fluid yearns for seepage, pressure measxurement mechanism 401 detects swivel joint internal fluid pressure to be measured and occurs reducing, and start and stop actuator 402 stops the operating of sport simulated system 200 automatically, thus realizing automatically controlling of swivel joint life test rack.
Further, described TT&C system is provided with the counting mechanism 403 of the operating number of times of record swivel joint.Described counting mechanism 403 is from the cumulative swivel joint operating number of times of sport simulated system 200 operation start, once sport simulated system 200 shuts down, counting mechanism 403 also stops cumulative swivel joint operating number of times.
Further, described TT&C system 400 is provided with torsion-testing mechanism 404, described torsion-testing mechanism 404 can test the rotation torque in swivel joint operation process, once moment of torsion measured value exceedes set point, the start and stop actuator 402 of TT&C system 200 stops the operating of sport simulated system 200 automatically.
Further, described TT&C system 400 is provided with the temperature survey mechanism 405 of test swivel joint internal flow temperature.
Claims (9)
1. swivel joint life test rack is used in a fluid conveying, including the pressure simulation system (100) for simulating swivel joint internal fluid pressure, for simulating the sport simulated system (200) of swivel joint kinestate, for simulating the temperature simulation system (300) of swivel joint operating temperature, and for testing and control the TT&C system (400) of swivel joint life test parameter, it is characterized in that: described TT&C system (400) is provided with the stress test mechanism (401) measuring swivel joint internal fluid pressure and controls the start and stop actuator (402) that sport simulated system (200) operates.
2. a kind of fluid conveying swivel joint life test rack according to claim 1, it is characterised in that: described TT&C system (400) is provided with the counting mechanism (403) measuring swivel joint operating number of times.
3. a kind of fluid conveying swivel joint life test rack according to claim 1, it is characterised in that: described TT&C system (400) is provided with the torsion-testing mechanism (404) measuring swivel joint rotation torque.
4. a kind of fluid conveying swivel joint life test rack according to claims 1 to 3, it is characterized in that: described pressure simulation system (100) is provided with the vacuum tank (105) for keeping swivel joint internal flow test pressure, described vacuum tank (105) entrance is connected with gas cylinder (101), air relief valve (102), pressure regulator valve (103) and stop valve (104) in turn.
5. a kind of fluid conveying swivel joint life test rack according to claim 4, it is characterized in that: described sport simulated system (200) is provided with the fluid reservoir (201) for storing swivel joint test fluid, described fluid reservoir (201) one end connects the vacuum tank (101) of described pressure simulation system (200), and the other end is removably connected swivel joint to be measured (203) by transit joint (202)；Described swivel joint (203) other end removably connects for the movement executing mechanism (210) simulating swivel joint kinestate.
6. a kind of fluid conveying swivel joint life test rack according to claim 5, it is characterized in that: described temperature simulation system (300) is provided with the calorstat (301) for keeping swivel joint internal flow test temperature, described calorstat (301) arranges heat exchanger (302), and described heat exchanger (302) connects the thermoregulation mechanism (303) that can regulate test temperature；Described mechanism for testing (405) is provided with the temperature survey mechanism (405) of display test fluid temperature.
7. a kind of fluid conveying swivel joint life test rack according to claim 6, it is characterized in that: described movement executing mechanism (210) is provided with driving mechanism (211), described driving mechanism connects speed adjusting gear (212), and described speed adjusting gear connects the drive mechanism (213) of simulation different motion state.
8. a kind of fluid conveying swivel joint life test rack according to claim 7, it is characterised in that: described pressure simulation system (100) vacuum tank (105) is automatically releasable the relief valve (106) of pressure and for discharging the exhaust-valve (107) of pressure completely when being provided with superpressure.
9. a kind of fluid conveying swivel joint life test rack according to claim 8, it is characterized in that: described sport simulated system (200) be provided with connect fluid reservoir (201) fluid injection room (204), be provided with between described fluid injection room (204) and fluid reservoir (201) oil pump (205), filtered fluid solid impurity filter (207) and cut-out fluid stop valve (206).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610315666.5A CN105806610A (en) | 2016-05-12 | 2016-05-12 | Rotary joint service life testing table for fluid conveying |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610315666.5A CN105806610A (en) | 2016-05-12 | 2016-05-12 | Rotary joint service life testing table for fluid conveying |
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| CN105806610A true CN105806610A (en) | 2016-07-27 |
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| CN201610315666.5A Pending CN105806610A (en) | 2016-05-12 | 2016-05-12 | Rotary joint service life testing table for fluid conveying |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353086A (en) * | 2016-10-18 | 2017-01-25 | 中国商用飞机有限责任公司 | Device and method for measuring contact torque between two components |
| CN108152021A (en) * | 2017-10-24 | 2018-06-12 | 武汉船用机械有限责任公司 | A kind of rotary joint test device and test system |
| CN108692189A (en) * | 2018-05-29 | 2018-10-23 | 山东华鹏精机股份有限公司 | Rotary joint safety monitoring system and monitoring method |
| CN110118637A (en) * | 2019-05-31 | 2019-08-13 | 北京壮大瑞业科技发展有限公司 | Aircraft refuelling connector comprehensive test system |
| CN110631921A (en) * | 2019-09-06 | 2019-12-31 | 北华大学 | Special pressurizing detection mould for rotary joint |
| CN110118637B (en) * | 2019-05-31 | 2024-04-26 | 北京壮大瑞业科技发展有限公司 | Aircraft refueling joint comprehensive test system |
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| JPS5729928A (en) * | 1980-07-31 | 1982-02-18 | Kayaba Ind Co Ltd | Endurance tester |
| CN102507173A (en) * | 2011-10-26 | 2012-06-20 | 泉州市玉杰旋转接头金属软管有限公司 | High-temperature high-speed heat conduction oil rotary joint test bench |
| CN102564860A (en) * | 2012-01-11 | 2012-07-11 | 南京林业大学 | Rotating joint durability testing principle and full-automatic testing machine |
| CN202442861U (en) * | 2012-01-19 | 2012-09-19 | 山东德立信液压有限公司 | Swivel joint rotation test apparatus |
| KR101224192B1 (en) * | 2012-04-06 | 2013-01-21 | 유종훈 | High temperature high pressure valve test device |
| CN103558023A (en) * | 2013-11-08 | 2014-02-05 | 徐州徐工液压件有限公司 | Central swivel joint testing apparatus |
| CN205748889U (en) * | 2016-05-12 | 2016-11-30 | 杭州佳航实业有限公司 | Swivel joint life test rack is used in a kind of fluid conveying |
-
2016
- 2016-05-12 CN CN201610315666.5A patent/CN105806610A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5729928A (en) * | 1980-07-31 | 1982-02-18 | Kayaba Ind Co Ltd | Endurance tester |
| CN102507173A (en) * | 2011-10-26 | 2012-06-20 | 泉州市玉杰旋转接头金属软管有限公司 | High-temperature high-speed heat conduction oil rotary joint test bench |
| CN102564860A (en) * | 2012-01-11 | 2012-07-11 | 南京林业大学 | Rotating joint durability testing principle and full-automatic testing machine |
| CN202442861U (en) * | 2012-01-19 | 2012-09-19 | 山东德立信液压有限公司 | Swivel joint rotation test apparatus |
| KR101224192B1 (en) * | 2012-04-06 | 2013-01-21 | 유종훈 | High temperature high pressure valve test device |
| CN103558023A (en) * | 2013-11-08 | 2014-02-05 | 徐州徐工液压件有限公司 | Central swivel joint testing apparatus |
| CN205748889U (en) * | 2016-05-12 | 2016-11-30 | 杭州佳航实业有限公司 | Swivel joint life test rack is used in a kind of fluid conveying |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353086A (en) * | 2016-10-18 | 2017-01-25 | 中国商用飞机有限责任公司 | Device and method for measuring contact torque between two components |
| CN108152021A (en) * | 2017-10-24 | 2018-06-12 | 武汉船用机械有限责任公司 | A kind of rotary joint test device and test system |
| CN108692189A (en) * | 2018-05-29 | 2018-10-23 | 山东华鹏精机股份有限公司 | Rotary joint safety monitoring system and monitoring method |
| CN110118637A (en) * | 2019-05-31 | 2019-08-13 | 北京壮大瑞业科技发展有限公司 | Aircraft refuelling connector comprehensive test system |
| CN110118637B (en) * | 2019-05-31 | 2024-04-26 | 北京壮大瑞业科技发展有限公司 | Aircraft refueling joint comprehensive test system |
| CN110631921A (en) * | 2019-09-06 | 2019-12-31 | 北华大学 | Special pressurizing detection mould for rotary joint |
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Address after: 311253 evolutionary Industrial Park, Xiaoshan District, Zhejiang, Hangzhou Applicant after: Hangzhou best sail Industry Co., Ltd. Address before: 311253 evolutionary Industrial Park, Xiaoshan District, Zhejiang, Hangzhou Applicant before: Hangzhou Jiahang Filter Co., Ltd. |
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Application publication date: 20160727 |