CN105067194A - Sealing detection device and method for electric rotating connector - Google Patents
Sealing detection device and method for electric rotating connector Download PDFInfo
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- CN105067194A CN105067194A CN201510513733.XA CN201510513733A CN105067194A CN 105067194 A CN105067194 A CN 105067194A CN 201510513733 A CN201510513733 A CN 201510513733A CN 105067194 A CN105067194 A CN 105067194A
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- rotary connector
- electric rotary
- transmission shaft
- slip ring
- seal case
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Abstract
The invention provides a sealing detection device and method for an electric rotating connector. The detection device comprises a sealing box which is used to contain liquid, the sealing box is internally provided with a fixation structure which fixes a casing of the electric rotating connector, a transmission shaft is assembled at the wall of the sealing box in a sealing and rotating manner, the transmission shaft includes a power output end and a power input end, the power output end is in transmission connection with a rotating shaft of the electric rotating connector so that the rotating shaft rotates relative to the casing, and rotation torque is input via the power input end. When the electric rotating connector is fixed to the fixation structure, the transmission shaft can drive the rotating shaft of the electric rotating connector to rotate relative to the casing, the rotation state of the electric rotating connector during use can be simulated, thus, the sealing performance of the electric rotating connector in the rotation state can be tested, and the reliability of the electric rotating connector is ensured.
Description
Technical field
The present invention relates to a kind of sealing detection equipment, particularly relate to a kind of electric rotary connector sealing detection equipment and detection method.
Background technology
Electric rotary connector has a wide range of applications in power equipment, the whether safe and reliable normal operation that decide electric system of electric rotary connector.Electric rotary connector generally needs to test its performance after production assembling completes, to judge that whether electric rotary connector is qualified and can come into operation.Traditional detection method is generally directly put it in pressure axe, test the sealing property under certain hydrostatic pressing, but due to electric rotary connector, the rotation axis of electric rotary connector and housing are in the state of relatively rotating in use, multiple conducting slip rings fixing on rotation axis are by being connected with the contact filament that housing the is fixed conduction realized under rotary state that is slidably matched, traditional sealing test just cannot detect the motive seal performance of electric rotary connector using state, also just accurately cannot determine that whether its motive seal performance is reliable, use to the later stage and leave certain potential safety hazard.
Summary of the invention
The object of the present invention is to provide a kind of electric rotary connector sealing detection equipment, for detecting the sealing property of electric rotary connector at rotation status; Meanwhile, present invention also offers a kind of detection method using this checkout equipment.
In order to solve the problems of the technologies described above, electric rotary connector sealing detection equipment of the present invention adopts following technical scheme: a kind of electric rotary connector sealing detection equipment, comprise the seal case for carrying liquid, the fixed sturcture of the shell for fixing electric rotary connector is provided with in described seal case, on the tank wall of described seal case, sealed rotational is equipped with transmission shaft, and described transmission shaft has the clutch end for being in transmission connection to make rotation axis and housing relatively rotate with the rotation axis of electric rotary connector and the power intake for inputting driving torque.
Described power intake is positioned at the outside of seal case.
Described transmission shaft is multidiameter, described clutch end is the end away from path section of multidiameter large footpath section, power intake is the end away from large footpath section of multidiameter path section, the cascaded surface of multidiameter is provided with closure gasket groove and for being sealed and matched with tank wall, and the transmission shaft mounting hole on the outer peripheral face of path section and tank wall is sealed and matched.
Described seal case comprises the cylindrical shell of downward-extension and is sealedly connected on the end cap up and down of the upper and lower both ends open position of cylindrical shell, the two ends up and down of cylindrical shell are respectively equipped with the joint flange be tightly connected with upper and lower end cap, and drive shaft seal rotates and to be assemblied on bottom end cover and the upper surface of its cascaded surface and bottom end cover is sealed and matched.
Described fixed sturcture is the fixed mount be located on cylinder lateral wall, and described fixed mount is provided with the fixed installation hole of downward-extension, and described fixed installation hole is used for positioning in the horizontal direction and the dead in line of its axis and transmission shaft electric rotary connector.
Electric rotary connector hermetization testing method of the present invention adopts following technical scheme: a kind of electric rotary connector hermetization testing method, comprise the following steps: first, electric rotary connector is fixed on the fixed sturcture in seal case, and the rotation axis of transmission shaft and electric rotary connector is in transmission connection; The second, electric rotary connector also floods by water filling in seal case, drives the rotation axis of electric rotary connector and housing to relatively rotate by power intake input power, simulation environment for use; 3rd, take out electric rotary connector, detect the insulating property between electric rotary connector ring and shell or between each ring and ring and between ring and shell.
The insulation resistance between electric rotary connector ring and shell or between each ring and ring and between ring and shell is detected by universal meter in 3rd step.
Electric rotary connector sealing detection equipment of the present invention comprises the seal case of splendid attire by liquid, the fixed sturcture of fixing electric rotary connector housing is provided with in seal case, on the tank wall of seal case, sealed rotational is equipped with transmission shaft, when electric rotary connector is fixed on fixed sturcture, transmission shaft can drive the rotation axis of electric rotary connector to rotate relative to housing, rotation status when analog electrical rotary connector uses, this makes it possible to test electric rotary connector in the sealing property of rotation status, ensure that the reliability of electric rotary connector.
Further, the power intake of transmission shaft is positioned at the outside of casing, is convenient to connecting power device like this.
Further, transmission shaft adopts multidiameter structure, be sealed and matched with the inner hole surface of tank wall and transmission shaft mounting hole respectively by the cascaded surface of transmission shaft and the outer peripheral face of path section, ensure that good sealing property, the liquid in seal case can not spill in testing process.
Further, seal case comprises the cylindrical shell of downward-extension and is sealedly connected on the end cap up and down of the upper and lower both ends open position of cylindrical shell, drive shaft seal rotates and is assemblied on bottom end cover, split-type structural is convenient to dismounting, manufacturing cost is lower in seal case employing, drive shaft seal rotates and is assemblied on bottom end cover and upper downward-extension, and when detecting, electric rotary connector rotary state is more stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment one of electric rotary connector sealing detection equipment of the present invention.
In figure: 10, support; 11, upper end cover; 12, cylindrical shell; 13, bottom end cover; 14, transmission shaft; 15, star-like O-ring seal; 16, rolling bearing; 17, O RunddichtringO; 110, water inlet; 130, seal groove; 120, fixed mount; 20, rotation axis; 21, shell; 22, inserted terminal.
Embodiment
Below in conjunction with accompanying drawing, electric rotary connector sealing detection equipment of the present invention is described in detail:
The embodiment one of electric rotary connector sealing detection equipment of the present invention: as shown in Figure 1, comprise seal case, in the present embodiment, seal case comprises cylindrical shell 12, cylindrical shell 12 extends and upper and lower both ends open at above-below direction, the two ends up and down of cylindrical shell 12 are respectively equipped with joint flange, and be connected to upper end cover 11 and bottom end cover 13 by joint flange, joint flange is provided with seal groove 130, in seal groove, O-ring seal is housed, upper end cover 11 is provided with for the water inlet 110 to water filling in seal case, the fixed sturcture of the shell for fixing electric rotary connector is provided with in cylindrical shell 12, in the present embodiment, fixed sturcture is the fixed mount 120 be located on cylinder lateral wall, fixed mount 120 is provided with fixed installation hole, fixed installation hole extends at above-below direction, fixedly mount the outer peripheral face adaptation of the housing 21 of hole and electric rotary connector and electric rotary connector is positioned in the horizontal direction, fixed mount 120 is also provided with the bolt penetration hole for being fixed on by electric rotary connector on fixed mount in the outside in fixed installation hole, bolt penetration hole is corresponding with the connecting hole on the housing of electric rotary connector, electric rotary connector can be fixed on fixed mount by wearing set bolt in connecting hole and bolt penetration hole and to locate at above-below direction, on bottom end cover 13, sealed rotational is combined with transmission shaft 14, bottom end cover 13 is provided with the transmission shaft mounting hole for running through for transmission shaft about 14, the upper end that transmission shaft 14 is upward through mounting hole is clutch end and for being in transmission connection with the lower end rotation axis 20 of electric rotary connector, the upper end clutch end of transmission shaft 14 is provided with the spliced eye that the rotation axis for electric rotary connector inserts, this spliced eye is non-circular hole, thus realize the spline transmission of transmission shaft and rotation axis, the lower end that transmission shaft 14 is passed down through mounting hole is power intake and for being in transmission connection with propulsion system, transmission shaft 14 is large footpath section for upper end has, lower end has the multidiameter of path section, the cascaded surface of multidiameter is provided with closure gasket groove, O RunddichtringO 17 is provided with in closure gasket groove, the hole of the transmission shaft mounting hole on bottom end cover is along protruding upward and be sealed and matched with the cascaded surface of multidiameter, the inner hole wall of transmission shaft mounting hole is provided with groove, star-like O-ring seal 15 is provided with in groove, the path section of transmission shaft and transmission shaft mounting hole realize the sealing with mounting hole hole wall by star-like O-ring seal, the upper end of transmission shaft mounting hole is also provided with rolling bearing 16, rolling bearing 16 reduces the rotation friction of transmission shaft, upper end cover 11 is also provided with the supporting leg 10 for supporting whole seal case in the outside of cylindrical shell 12.
The embodiment two of electric rotary connector sealing detection equipment of the present invention: be with the difference of embodiment one, fixed sturcture is between the upper and lower every the top board be located in cylindrical shell and lower roof plate, on top board and lower roof plate, correspondence is provided with upper and lower pilot hole, and the rotation axis of electric rotary connector stretches out downwards through lower pilot hole and is connected with transmission shaft driven.
The embodiment three of electric rotary connector sealing detection equipment of the present invention: be with the difference of embodiment one, the sidewall that transmission shaft is located at cylindrical shell extends in the horizontal direction, and electric rotary connector is fixed on the position that rotation axis is in horizontality by corresponding fixed sturcture.
The embodiment four of electric rotary connector sealing detection equipment of the present invention: be with the difference of embodiment one, power intake is positioned at the tank wall of seal case, the power intake of transmission shaft is provided with the jack of indent, and jack is used for inserting for the output shaft of drive motor and driving drive axis.
The embodiment five of electric rotary connector sealing detection equipment of the present invention: be with the difference of embodiment one, transmission shaft is the axis that diameter is constant.
The embodiment six of electric rotary connector sealing detection equipment of the present invention: be with the difference of embodiment one, seal case is upper end open, the cylindrical shell of lower end sealing.
Electric rotary connector sealing detection equipment of the present invention can the using state of analog electrical rotary connector, sealing test is carried out when using state, carry out the detection of conduction state again, the motive seal performance of electric rotary connector can be detected accurately, ensure the reliability of electric rotary connector.
The using method of electric rotary connector sealing detection equipment of the present invention comprises the following steps: a kind of electric rotary connector hermetization testing method, comprise the following steps: first, electric rotary connector is fixed on the fixed sturcture in seal case, and the rotation axis of transmission shaft and electric rotary connector is in transmission connection; The second, in seal case, electric rotary connector floods by water filling, drives the rotation axis of electric rotary connector and housing to relatively rotate, the environment for use of analog electrical rotary connector by power intake input power; 3rd, take out electric rotary connector, detected in electric rotary connector the 3rd step by universal meter and detect the insulation resistance between each slip ring of electric rotary connector and slip ring and between slip ring and housing by universal meter, if resistance is comparatively large, illustrate that the motive seal of electric rotary connector is functional, if resistance is less, electric rotary connector inner inlet is described, motive seal poor-performing, certainly, simple for some structures, inside only has the electric rotary connector of a guide link, only need detect the insulation resistance between slip ring and housing.
The embodiment two of the using method of electric rotary connector sealing detection equipment of the present invention: be with the difference of embodiment one, in the third step, take out electric rotary connector, by the voltage between multimeter detection electric rotary connector slip ring and housing or between each slip ring and ring cunning and between slip ring and housing, if the voltage detected is supply voltage, illustrates that electric rotary connector motive seal is good, if the voltage detected is less than supply voltage, the motive seal poor-performing of electric rotary connector is described.
The embodiment three of the using method of electric rotary connector sealing detection equipment of the present invention: be with the difference of embodiment one, in the third step, take out electric rotary connector, the electric current between electric rotary connector slip ring and housing or between each slip ring and slip ring and between slip ring and housing is detected by multimeter, if electric current detected, electric rotary connector motive seal poor-performing is described, has there is no electric current if detected, illustrated that electric rotary connector motive seal is functional.
Electric rotary connector sealing detection equipment use method of the present invention is simple, testing process is convenient, can analog electrical rotary connector using state and detect motive seal performance when using state, improve the accuracy in detection of electric rotary connector sealing property, ensure that the electric rotary connector degree of reliability.
Claims (7)
1. an electric rotary connector sealing detection equipment, it is characterized in that, comprise the seal case for carrying liquid, the fixed sturcture of the shell for fixing electric rotary connector is provided with in described seal case, on the tank wall of described seal case, sealed rotational is equipped with transmission shaft, and described transmission shaft has the clutch end for being in transmission connection to make rotation axis and housing relatively rotate with the rotation axis of electric rotary connector and the power intake for inputting driving torque.
2. electric rotary connector sealing detection equipment according to claim 1, it is characterized in that, described power intake is positioned at the outside of seal case.
3. electric rotary connector sealing detection equipment according to claim 1 and 2, it is characterized in that, described transmission shaft is multidiameter, described clutch end is the end away from path section of multidiameter large footpath section, power intake is the end away from large footpath section of multidiameter path section, the cascaded surface of multidiameter is provided with closure gasket groove and for being sealed and matched with tank wall, and the transmission shaft mounting hole on the outer peripheral face of path section and tank wall is sealed and matched.
4. electric rotary connector sealing detection equipment according to claim 3, it is characterized in that, described seal case comprises the cylindrical shell of downward-extension and is sealedly connected on the end cap up and down of the upper and lower both ends open position of cylindrical shell, the two ends up and down of cylindrical shell are respectively equipped with the joint flange be tightly connected with upper and lower end cap, and drive shaft seal rotates and to be assemblied on bottom end cover and the upper surface of its cascaded surface and bottom end cover is sealed and matched.
5. electric rotary connector sealing detection equipment according to claim 4, it is characterized in that, described fixed sturcture is the fixed mount be located on cylinder lateral wall, described fixed mount is provided with the fixed installation hole of downward-extension, and described fixed installation hole is used for positioning in the horizontal direction and the dead in line of its axis and transmission shaft electric rotary connector.
6. an electric rotary connector hermetization testing method, is characterized in that, comprises the following steps: the first, is fixed on by electric rotary connector on the fixed sturcture in seal case, and the rotation axis of transmission shaft and electric rotary connector is in transmission connection; The second, electric rotary connector also floods by water filling in seal case, drives the rotation axis of electric rotary connector and housing to relatively rotate by power intake input power, simulation environment for use; 3rd, take out electric rotary connector, detect the insulating property between electric rotary connector slip ring and housing or between each slip ring and slip ring and between slip ring and housing.
7. electric rotary connector hermetization testing method according to claim 6, is characterized in that, detects the insulation resistance between electric rotary connector slip ring and housing or between each slip ring and slip ring and between slip ring and housing in the 3rd step by universal meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510513733.XA CN105067194B (en) | 2015-05-28 | 2015-08-20 | A kind of electric rotary connector sealing detection equipment and detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510287071 | 2015-05-28 | ||
| CN2015102870719 | 2015-05-28 | ||
| CN201510513733.XA CN105067194B (en) | 2015-05-28 | 2015-08-20 | A kind of electric rotary connector sealing detection equipment and detection method |
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| Publication Number | Publication Date |
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| CN105067194A true CN105067194A (en) | 2015-11-18 |
| CN105067194B CN105067194B (en) | 2018-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510513733.XA Active CN105067194B (en) | 2015-05-28 | 2015-08-20 | A kind of electric rotary connector sealing detection equipment and detection method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543662A (en) * | 2016-09-09 | 2018-01-05 | 北京航空航天大学 | Sealed electrical connector Cryogenic air leak test fixture |
| 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 |
| CN112924094A (en) * | 2021-01-25 | 2021-06-08 | 清华大学 | Dynamic seal experimental equipment |
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| CN101246077A (en) * | 2007-06-24 | 2008-08-20 | 陈宜中 | Insulating tube water channel leak detecting method |
| CN102207418A (en) * | 2011-04-06 | 2011-10-05 | 北京化工大学 | Integrated test stand of high-speed high-pressure air seal for rotating shaft |
| CN202041352U (en) * | 2011-04-25 | 2011-11-16 | 中国海洋石油总公司 | Rotary sealing testing device for motor in high-temperature and high-pressure environment |
| CN203519268U (en) * | 2013-10-23 | 2014-04-02 | 中国地质大学（北京） | Underground rotary dynamic sealing experiment device |
| CN204255620U (en) * | 2014-11-03 | 2015-04-08 | 大连迪施船机有限公司 | A kind of liquid slip ring rotary seal test unit |
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2015
- 2015-08-20 CN CN201510513733.XA patent/CN105067194B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101246077A (en) * | 2007-06-24 | 2008-08-20 | 陈宜中 | Insulating tube water channel leak detecting method |
| CN102207418A (en) * | 2011-04-06 | 2011-10-05 | 北京化工大学 | Integrated test stand of high-speed high-pressure air seal for rotating shaft |
| CN202041352U (en) * | 2011-04-25 | 2011-11-16 | 中国海洋石油总公司 | Rotary sealing testing device for motor in high-temperature and high-pressure environment |
| CN203519268U (en) * | 2013-10-23 | 2014-04-02 | 中国地质大学（北京） | Underground rotary dynamic sealing experiment device |
| CN204255620U (en) * | 2014-11-03 | 2015-04-08 | 大连迪施船机有限公司 | A kind of liquid slip ring rotary seal test unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543662A (en) * | 2016-09-09 | 2018-01-05 | 北京航空航天大学 | Sealed electrical connector Cryogenic air leak test fixture |
| 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 |
| CN112924094A (en) * | 2021-01-25 | 2021-06-08 | 清华大学 | Dynamic seal experimental equipment |
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| CN105067194B (en) | 2018-01-16 |
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