CN107884004B - Method for testing underwater performance of connector - Google Patents
Method for testing underwater performance of connector Download PDFInfo
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- CN107884004B CN107884004B CN201710924208.6A CN201710924208A CN107884004B CN 107884004 B CN107884004 B CN 107884004B CN 201710924208 A CN201710924208 A CN 201710924208A CN 107884004 B CN107884004 B CN 107884004B
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- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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Abstract
The invention relates to a method for testing underwater performance of a connector, which mainly comprises the following steps: step 1, mounting a connector on a test piece mounting component of a pressure tank; step 2, leading the cable on the connector out of the sealing cover; step 3, mounting the sealing cover with the connector on the high-pressure kettle and fixing; step 4, applying pressure to the autoclave; and 5, starting a driving assembly, driving the connector to be plugged and disconnected by the driving assembly, and testing the performance of the connector by an external testing device. According to the invention, by testing the plugging and the releasing of the connector under a sealed condition, the water depth pressure environment not greater than 1000 m can be effectively simulated, and the efficiency of detecting the performance of the underwater connector is improved; meanwhile, the testing method is simple, the used pressure tank is simple in structure, the performance of the connector can be stably and effectively tested, and the testing method has potential application value.
Description
Technical Field
The invention relates to the technical field of underwater connector performance testing, in particular to a method for testing underwater performance of a connector.
Background
The underwater wet plugging and unplugging electric connector is used for pressure chamber tests, the plugging and the unplugging of the connector are automatically completed under the environment of 500 m water depth pressure, and the plugging force and the electric performance of the connector can be detected.
The pressure tank for deep water tests in China mainly provides deep water environment simulation to perform plugging and unplugging tests of underwater connectors, and special test equipment needs to be developed. The pressure tank for testing the underwater connector controls the relative motion of equipment through a motor to complete the disconnection and the connection of the underwater connector. The mechanical equipment is deformed under the influence of pressure in deep water, and the butt joint operation in the pressure tank (opaque) is difficult to perform through visual inspection, so the deep water test of the underwater connector is very difficult. In addition, in the test process, need detect the performance of connector, need connect outside through the overhead tank with many cables, increased the sealed degree of difficulty of overhead tank.
At present, a pressure tank test device special for detecting the performance of an underwater connector does not exist in China, in addition, due to the special property of the connector, a special fixing device is needed, the repeated operability is strong, and the pressure tank for testing the performance of the underwater connector has very important significance.
Disclosure of Invention
In view of the above analysis, the present invention is directed to a method for testing underwater performance of a connector, so as to test underwater plugging, releasing force and electrical performance of the connector, and improve sealing performance of a pressure tank and underwater usability of the connector.
The purpose of the invention is mainly realized by the following technical scheme:
a method for testing underwater performance of a connector mainly comprises the following steps:
and 5, starting a driving assembly, driving the connector to be plugged and disconnected by the driving assembly, and testing the performance of the connector by an external testing device.
The invention has the following beneficial effects: according to the invention, through testing the plugging and releasing performance between the upper part and the lower part of the connector, the performance of the connector under high pressure is effectively obtained, the environment of the practical application connector is provided, and a basis is provided for the use of the practical connector.
On the basis of the scheme, the invention is further improved as follows:
further, in the step 1, the pressure tank includes a driving assembly, an autoclave, a sealing cover and a test piece mounting assembly, the driving assembly drives the test piece mounting assembly to move up and down in the autoclave, the autoclave is fixedly connected with the sealing cover, and the driving assembly and the test piece mounting assembly are both mounted on the sealing cover.
The pressure tank is simple in structure, and the driving assembly is used for driving the test piece mounting assembly to move up and down, so that the connector can be plugged and disconnected, and the performance of the connector can be tested.
Further, in step 2, the connector includes a connector plug and a connector socket, and cables are respectively disposed at one end of the connector plug and one end of the connector socket and led out through the sealing cover.
The plug and the socket of the connector are respectively provided with the cable which is led out from the sealing cover, so that the high-pressure environment performance of the connector can be conveniently tested outside the pressure tank.
Furthermore, flanges are fixed on the sealing cover, the flanges are symmetrically arranged on the sealing cover in pairs from top to bottom, a central hole of each flange corresponds to a through hole of each flange on the sealing cover, and the cables are led out of the sealing cover through the flanges.
According to the invention, the flange is fixed on the sealing cover, and then the cable on the connector plug and the cable on the connector socket are led out through the flange hole, so that the sealing performance of the sealing cover is prevented from being reduced, and the testing environment stability of the connector is effectively improved.
Further, the test piece mounting assembly comprises a top plate, a sliding plate, a fixing rod and a test piece mounting plate, the top plate is fixed on the lower surface of the sealing cover, one end of the fixing rod is fixed with the top plate, the other end of the fixing rod is fixed with the test piece mounting plate, the sliding plate and the fixing rod slide relatively, and the sliding plate slides between the top plate and the test piece mounting plate; the connector plug is arranged at the lower end of the sliding plate, and the connector socket is fixed at the upper end of the test piece mounting plate; the sliding plate drives the connector plug to be plugged and disconnected relative to the connector socket.
According to the invention, the connector socket is fixed on the test piece mounting plate, and the plugging and the releasing are carried out by moving the upper end of the connector plug up and down, so that the plugging and releasing stability of the connector is further improved.
Further, in the step 3, a lifting device is connected with the sealing cover with the connector installed, and the lifting device lifts the sealing cover to be placed on the autoclave.
According to the invention, the sealing cover is placed in the high-pressure kettle through the lifting device, so that the working strength of workers can be reduced, and the working efficiency is improved.
Further, 2 lugs are installed on the sealing cover, a connecting shaft is fixed between the 2 lugs, and the lifting device can lift the sealing cover by grasping the connecting shaft.
The invention improves the installation efficiency of the sealing cover on the autoclave by fixing the lug on the sealing cover.
Further, in the step 3, before the sealing cover is attached to the autoclave, water is injected into the autoclave.
According to the invention, the autoclave is injected with water before the sealing cover is arranged on the autoclave, which is beneficial to improving the testing efficiency.
Further, in the step 4, before applying pressure to the autoclave, water is injected into the autoclave.
The present invention can increase the pressure in the autoclave by injecting water into the autoclave before applying pressure to the autoclave.
Further, in step 5, the external testing device tests the performance of the connector through the cable led out from the connector.
According to the invention, the performance of the connector is tested outside the sealed pressure tank through the external testing device, so that the high-pressure performance of the connector can be determined more intuitively.
The invention has the beneficial effects that:
(1) according to the method for testing the underwater performance of the connector, the plugging and the releasing of the connector are tested under the sealing condition, so that the water depth pressure environment which is not more than 1000 m can be effectively simulated, and the efficiency of detecting the performance of the underwater connector is improved;
(2) the method for testing the underwater performance of the connector is simple in testing method, the used pressure tank is simple in structure, the performance of the connector can be stably and effectively tested, and the method has potential application value.
In the invention, the technical schemes can be combined with each other to realize more preferable combination schemes. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout.
FIG. 1 is a schematic view of the overall construction of a pressure tank of the present invention;
FIG. 2 is a schematic view of the internal structure of the pressure tank of the present invention;
FIG. 3 is an assembly view of the autoclave and the sealing cap of the present invention;
FIG. 4 is an assembly view of the test piece mounting assembly of the present invention.
In the figure, 1-base, 2-autoclave, 3-sealing cover, 4-test piece mounting component, 5-motor component and 6-hoisting accessory.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.
The invention discloses a method for testing underwater performance of a connector, which comprises the following steps:
and 6, driving the connectors to be plugged and disconnected by the motor component 5, and testing the connector plug cable and the connector socket cable by an external testing device to obtain a required value.
In step 1, the pressure tank comprises a driving assembly, a high-pressure kettle, a sealing cover and a test piece mounting assembly, the driving assembly drives the test piece mounting assembly to move up and down in the high-pressure kettle, the high-pressure kettle is fixedly connected with the sealing cover, and the driving assembly and the test piece mounting assembly are both mounted on the sealing cover;
it is worth noting that in the step 2, the connector comprises a connector plug and a connector socket, wherein cables are respectively arranged at one end of the connector plug and one end of the connector socket, the cables are led out to the outside through the sealing cover, and the high-pressure environment performance of the connector is tested through a testing device outside the pressure tank; flanges are fixed on the sealing cover, the flanges are symmetrically arranged on the sealing cover in pairs up and down, a central hole of the flange corresponds to a through hole of the flange on the sealing cover, and a cable is led out of the sealing cover through the flange; through fixing flange on sealed the covering, then draw forth the cable on connector plug and the connector socket through the flange hole, avoid sealed sealing performance of covering to reduce, effectively improve the test environment stability of connector.
The test piece mounting assembly comprises a top plate, a sliding plate, a fixing rod and a test piece mounting plate, wherein the top plate is fixed on the lower surface of the sealing cover, one end of the fixing rod is fixed with the top plate, the other end of the fixing rod is fixed with the test piece mounting plate, the sliding plate and the fixing rod slide relatively, and the sliding plate slides between the top plate and the test piece mounting plate; the connector plug is arranged at the lower end of the sliding plate, and the connector socket is fixed at the upper end of the test piece mounting plate; the sliding plate drives the connector plug to be plugged and released relative to the connector socket; this embodiment is through fixing the connector socket at the test piece mounting panel, reciprocates through the upper end of connector plug and pegs graft and the stability ability that takes off, further improves the connector and pegs graft and takes off.
Notably, in step 3, the lifting device is connected with the sealing cover with the connector installed, and the lifting device lifts the sealing cover to be placed on the autoclave; this embodiment is placed sealed lid in the autoclave through hoisting device, can reduce labourer's working strength, improves work efficiency.
It is worth noting that 2 lugs are arranged on the sealing cover, a connecting shaft is fixed between the 2 lugs, and the lifting device lifts the sealing cover by grasping the connecting shaft; this embodiment improves the efficiency of installing the seal cover on the autoclave by fixing the lug on the seal cover.
Notably, in step 3, before the sealing cover is installed in the autoclave, water is injected into the autoclave; this example injected water into the autoclave before the sealing cap was installed in the autoclave, which contributes to the improvement of the test efficiency.
Notably, in step 4, before applying pressure to the autoclave, water was injected into the autoclave; in this example, the pressure in the autoclave was increased by injecting water into the autoclave before applying pressure to the autoclave.
Notably, in step 5, the external test device tests the performance of the connector through the cable that the connector is drawn out.
In another embodiment of the present invention, a pressure tank for testing underwater performance of a connector is disclosed, as shown in fig. 1 and 2, comprising a base 1, an autoclave 2, a sealing cover 3, a motor component 5, a test piece mounting component 4, and a hoisting accessory 6;
wherein, the lower end of the autoclave 2 is fixedly connected with the base 1, the sealing cover 3 is hermetically connected with the upper end of the autoclave 2, a hole is formed in the middle of the sealing cover 3, and the connecting rod of the motor component 5 passes through the hole on the sealing cover 3 and can move in the autoclave 2; the lower end of the motor component 5 is connected with the upper end of the test piece mounting component 4 and is used for driving the insertion and the release of a connector mounted on the test piece mounting component 4; the hoisting accessory 6 is fixed to the upper end of the sealing cover 3, and the sealing cover 3, the motor assembly 5 and the test piece mounting assembly 4 are mounted on the autoclave 2 by lifting the hoisting accessory 6 with a crane.
The base 1 is used for being fixed on the ground and ensuring the stability of the pressure tank in the process of plugging and unplugging the connector, wherein the base 1 comprises a circular plate, a circular groove and 10 support plates, the circular groove is fixed on the circular plate and is superposed with the central shaft of the circular plate, and the diameter of the circular groove is smaller than that of the circular plate; the 10 support plates are positioned at the outer edge of the circular groove and connected with the circular plate, the support plates are of a right-angle trapezoidal structure, right-angle edges of the support plates are connected with the circular groove, and the 10 support plates are arranged at intervals of 36 degrees and are uniformly distributed outside the circular groove; the circular plate, the circular groove and the 10 support plates are of an integrated structure; the outer edge surface of the circular plate is provided with a plurality of holes for connecting and fixing the base 1 and the ground, and the circular plate is provided with 4 holes in the implementation, but the invention is not limited to the holes, as long as the base 1 can be stably fixed on the ground; it should be noted that the number of the support plates in the present invention is not limited to 10, as long as the actual requirement can be met; in this embodiment, the circular groove is provided with a small hole to prevent the vacuum in the inner space when the base 1 and the autoclave 2 are fixed.
The autoclave 2 is fixed on the base 1, the diameter of the autoclave 2 is larger than that of the circular groove, and the autoclave 2 is the same as the central shafts of the circular plate and the circular groove; the autoclave 2 is a circular cylindrical structure, the bottom of the autoclave is a circular arc structure, the middle part of the autoclave is a cylindrical structure, a protruding edge is arranged on the end surface of the upper part of the autoclave, and an annular structure with the same outer diameter as that of the protruding edge is fixed on the outer side of the protruding edge and used for fixing the sealing cover 3; the arc-shaped structure at the bottom is fixed with the base 1, and the arc-shaped structure and the base 1 are of an integral structure; the bottom, the middle part and the upper end face of the autoclave 2 are also of an integral structure, the inner diameters of the middle part and the upper end face are the same, the diameter of the circular arc end face of the bottom is the same as the inner diameters of the middle part and the upper end face, the outer diameter of the protruding edge of the upper end face is larger than that of the middle part, namely, the thickness of the outer wall of the upper end face is thicker than that of the middle part; the outer edge of the end face of the upper part of the high-pressure kettle 2 is provided with a threaded hole for fixing the sealing cover 3; in this embodiment, 20 screw holes are formed in the upper end surface of the autoclave 2, but the number of screw holes of the present invention is not limited thereto as long as the fixation of the seal cap 3 can be satisfied; in order to fixedly connect the sealing cover 3 to the autoclave 2, bolts need to be tightened diagonally and uniformly.
The autoclave 2 is used as the main structure of the testing device of the present invention, the autoclave 2 of the present embodiment is made of 316L stainless steel material, the wall thickness of the autoclave 2 is not less than 20mm, the volume of the autoclave 2 of the present embodiment is 18L, and the pressure resistance is 10MPa, the size and the volume of the autoclave 2 of the present invention are not limited to this, and the size and the structure of each component can be changed according to the specific situation.
The sealing cover 3 is arranged at the upper part of the high-pressure kettle 2 and is connected with the upper end face of the high-pressure kettle 2 through a bolt; wherein, the diameter of the sealing cover 3 is the same as the outer diameter of the annular structure outside the upper end face of the autoclave 2; the sealing cover 3 comprises a cover plate, 4 flanges, 2 lifting lugs, 2 pairs of flanges, 4 fixing nuts M24 and 8 positioning nuts M12, wherein the flanges, the fixing nuts M24 and the positioning nuts M12 are welded on the cover plate, the 4 fixing nuts M24 are welded on the upper surface of the cover plate, and the 8 positioning nuts M12 are welded on the lower surface of the cover plate; the 2 lifting lugs are fixed at the upper end of the sealing cover 3, and the 2 lifting lugs are symmetrically distributed by taking the circle center of the cover plate as an axis;
the cover plate is of a circular structure, a through hole is formed in the position, corresponding to the upper end face of the high-pressure kettle 2, of the outer edge of the cover plate and used for fixing the cover plate with the upper end face of the high-pressure kettle 2, and meanwhile, a sealing ring is arranged on the lower surface of the cover plate to realize sealing in the high-pressure kettle 2; a through hole is formed in the center of the cover plate and used for installing a connecting rod of the motor component 5; it should be noted that the number of the through holes formed in the cover plate is the same as the number of the upper end surface holes of the autoclave 2, but is not limited to 20, as long as the two holes can be fixed;
the 4 flanges are welded on one side of the cover plate through hole, every two flanges are correspondingly fixed on the upper surface and the lower surface of the cover plate, the cover plate between every two upper flanges and the cover plate between every two lower flanges is provided with a cover plate through hole, the cover plate through hole corresponds to the center hole of the flange, the cover plate through holes are respectively used for penetrating out of circuits connected with the upper part and the lower part of the connector, the 4 flanges have the same structure, and the radius is 50 mm;
the 2 lifting lugs are fixedly connected with the cover plate, and are respectively positioned on two sides of the cover plate and are mutually symmetrical; the lifting lug is of a rectangular plate-shaped structure, a chamfer is arranged at the upper end of the rectangular plate of the lifting lug, and 5 through holes are formed in the length direction of the lifting lug and used for connecting a hoisting accessory 6; the distance between the two lifting lugs is 380 mm; it should be noted that the number of the through holes of the lifting lug in the invention is not limited to 5, and other numbers can be adopted as long as the connection of the lifting component is satisfied;
2 pairs of flanges are respectively welded on the upper surface and the lower surface of the cover plate, each pair of flanges are arranged at the corresponding positions of the upper surface and the lower surface of the cover plate, and the center distance between every two adjacent flanges is 120 mm; the two pairs of flanges are respectively used for mounting a pressure device and a water injection device, and internal threads are arranged on the flanges, so that other external connecting devices can be conveniently fixed;
4 fixing nuts M24 are welded around the central through hole on the upper surface of the cover plate and used for installing and fixing the motor assembly 5;
8 positioning nuts M12 weld in the lower surface of apron, and be located apron center through-hole all around for fixed test piece installation component 4.
The motor component 5 comprises a motor driving device, a screw rod nut device, 4 stand columns, 1 connecting sleeve, 1 connecting rod, 1 stop block, 1 limiting seat, 1 limiting installation block and 1 fixing plate, one ends of the 4 stand columns are connected with the 4 fixing nuts M24 on the cover plate through threads, and the other ends of the 4 stand columns are connected with the fixing plate through nuts; a through hole is formed in the middle of the fixing plate, the motor driving device is fixed on one side of the fixing plate, the nut is fixed above the through hole of the fixing plate, the diameter of the nut is larger than that of the through hole of the fixing plate, the screw rod moves up and down in the through hole of the fixing plate relative to the nut, the connecting rod is driven to move up and down, and the movement of the test piece mounting assembly 4 is further realized; one end of the connecting rod is connected with the sliding plate of the time installation component through the central through hole of the cover plate, and the other end of the connecting rod is connected with the screw rod and nut device through the connecting sleeve; a limiting seat is arranged on the upright post below the fixed plate, a limiting mounting block is fixed on the limiting seat, and the limiting mounting block is used for limiting the up-down movement range of the connecting rod so as to ensure the plugging and the releasing of the connector;
the upright post is of a cylindrical structure and made of metal, one end of the upright post is provided with a threaded structure which is convenient for fixing a nut on the cover plate, and the other end of the upright post is also provided with a threaded structure which can ensure that a fixing plate is fixed on the upright post;
the limiting seat is of a rectangular plate-shaped structure, two through holes are formed in the limiting seat, the outer diameters of the two through holes are the same as that of the stand column, so that the limiting seat is fixed on the stand column, and a threaded hole is formed in one side, perpendicular to the two through holes, of the limiting seat, so that a limiting installation block can be installed conveniently; the limiting installation block is also of a rectangular plate-shaped structure and is vertically fixed on the inner sides of the four stand columns, threaded holes with the same height as the limiting seat are formed in the limiting installation block, the limiting seat is connected with the limiting installation block through nuts, and stop blocks are installed at the upper position and the lower position of the limiting installation block to limit the connecting rod from moving up and down.
The test piece mounting assembly 4 comprises 4 stop blocks, 4 fixing rods, 1 bottom plate, 1 test piece mounting plate, 1 sliding plate and 1 top plate, wherein the 4 stop blocks are mounted below the bottom plate, the test piece mounting plate is fixed above the bottom plate, one end of each of the 4 fixing rods is respectively fixed on four corners of the bottom plate, the other end of each of the 4 fixing rods respectively penetrates through the sliding plate to be connected with the four corners of the top plate, when the connector is tested, one end of the connector is fixed on the test piece mounting plate, and the other end of the connector is fixed with the sliding plate;
the number of the stop blocks is 4, the stop blocks are respectively fixed with four corners of the bottom plate, the shape of each stop block is the same as that of the inner wall of the autoclave, and the stop blocks are made of nylon and used for vibration reduction and limiting; however, the shape of the stopper is not limited thereto as long as the vibration damping and limiting effects can be satisfied; in the embodiment, the structure of the selected stop block is an irregular pentagonal structure, and the shape surrounded by 4 stop blocks is a similar circular structure with a hole in the middle, so that the selected stop block structure can save materials on one hand, reduce assembly errors on the other hand, and simultaneously ensure that the connector is convenient to connect;
the lower ends of the 4 fixing rods are fixed on the bottom plate through a threaded nut structure, a gasket is fixed between the nut and the bottom plate, the upper ends of the 4 fixing rods are fixed on the top plate, and the top plate is fixed on 8 positioning nuts M12 of the sealing cover 3; the lower end of the fixed rod is fixedly connected with the stop block through the bottom plate;
the bottom plate is of a square plate-shaped structure, and a circular through hole is formed in the right center of the bottom plate and used for allowing a cable of a test piece to pass through;
the test piece mounting plate is fixed above the bottom plate, a through hole is also formed in the center of the test piece mounting plate, the lower half part of the connector is connected with the test piece mounting plate through a bolt, a cable is led out from the lower end of the lower half part of the connector, and the cable is connected with an external testing device through the center through hole of the test piece mounting plate, the circular through hole of the bottom plate, gaps among the 4 stop blocks and a flange on the cover plate in sequence;
the sliding plate is of a rectangular plate-shaped structure, holes matched with the outer diameters of the fixed rods are formed in the two sides of the sliding plate, and the two holes of the sliding plate respectively pass through the two fixed rods of the diagonal line structure; the middle of the sliding plate is provided with another through hole, and a connecting rod of the motor component 5 is connected with the sliding plate through the through hole to control the sliding plate to move up and down in the direction of the fixed rod; the two sides of the through hole in the middle of the sliding plate are respectively provided with 1 through hole, each through hole is respectively fixed with 1 cylindrical rod, namely, one end of each cylindrical rod is fixedly connected with the through hole, the other end of each cylindrical rod is fixed with the upper half part of a connector, the upper half part of each connector is fixed between the two cylindrical rods, the upper end of the upper half part of each connector is provided with a cable, and the cable is connected with an external testing device through a flange on the cover plate.
The hoisting accessory 6 is fixed on the lifting lugs, the hoisting accessory 6 comprises a first plate, a second plate, a first reinforcing rib, a second reinforcing rib and a pin shaft, the first plate and the second plate are in the same structure and are in rectangular plate structures, and through holes opposite to the lifting lugs are respectively formed at the lower ends of the first plate and the second plate and are used for respectively fixing the first plate and the second plate on the two lifting lugs; two through holes are respectively formed in the opposite positions of the upper ends of the first plate and the second plate, and the pin shaft respectively passes through the through holes in the first plate and the second plate to limit the first plate and the second plate; the first reinforcing rib is used for fixing the pin shaft and the first plate, and the second reinforcing rib is used for fixing the pin shaft and the second plate; when the test is performed, the seal cover 3 and the test piece mounting member 4 mounted therebelow are put into the autoclave 2 through the pin shaft by using a crane or the like for the test.
It is to be noted that the above-mentioned means are such that the hole for connecting the sealing lid 3 to the inside of the autoclave 2 and the flange, etc. are connected by sealing.
In conclusion, the invention provides a method for testing the underwater performance of the connector, which can effectively simulate the water depth pressure environment of not more than 1000 meters and improve the efficiency of detecting the underwater connector performance by testing the plugging and the releasing of the connector under the sealing condition; meanwhile, the pressure tank disclosed by the invention is simple in structure, convenient and fast to operate and has potential application value and industrial value.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (7)
1. A method for testing underwater performance of a connector is characterized by comprising the following steps:
step 1, installing the connector on a test piece installation component of the pressure tank, wherein:
the connector comprises a connector plug and a connector socket;
the pressure tank comprises a driving assembly, an autoclave, a sealing cover and a test piece mounting assembly, and the driving assembly and the test piece mounting assembly are both mounted on the sealing cover;
the test piece mounting assembly comprises 4 check blocks, a bottom plate, a top plate, a sliding plate, 4 fixing rods and a test piece mounting plate, wherein the shape of the bottom plate and the top plate is square, the top plate is fixed on the lower surface of a sealing cover, the test piece mounting plate is fixed above the bottom plate, the 4 check blocks are respectively mounted at 4 corners below the bottom plate, the shape of each check block is as same as that of the inner wall of the autoclave, one end of each 4 fixing rod is fixed on each corner of the bottom plate, the other end of each 4 fixing rod is connected with the 4 corners of the top plate, the sliding plate is rectangular, holes matched with the outer diameters of the fixing rods are formed in two sides of the sliding plate, the sliding plate is sleeved with the 2 fixing rods distributed diagonally through the 2 holes, the;
the connector plug is arranged at the lower end of the sliding plate, and the connector socket is fixed at the upper end of the test piece mounting plate;
step 2, leading the cable of the connector plug and the cable of the connector socket out of the sealing cover;
step 3, mounting the sealing cover with the connector on the high-pressure kettle and fixing;
step 4, applying pressure to the autoclave;
and 5, starting a driving assembly, wherein the driving assembly drives the connector to be plugged and released, and the performance of the connector is tested through an external testing device, wherein a connecting rod of the driving assembly penetrates through a central through hole of the sealing cover and the top plate to be connected with a sliding plate, and the sliding plate is driven to drive the connector plug to move up and down relative to the connector socket to be plugged and released.
2. The method for testing the underwater performance of the connector as claimed in claim 1, wherein the sealing cover is fixed with flanges, the flanges are symmetrically arranged on the sealing cover in pairs up and down, a central hole of the flange corresponds to a through hole of the flange on the sealing cover, and the cable is led out of the sealing cover through the flange.
3. The method for testing the underwater performance of the connector according to claim 1, wherein in the step 3, a lifting device is connected with the sealing cover with the connector installed, and the lifting device lifts the sealing cover to be placed on the autoclave.
4. A method of testing the underwater performance of a connector according to claim 3, wherein the sealing cap is mounted with 2 lugs, a connecting shaft is fixed between the 2 lugs, and the lifting means lifts the sealing cap by grasping the connecting shaft.
5. The method for testing the underwater performance of the connector according to claim 1, wherein in the step 3, before the sealing cover is installed in the autoclave, the autoclave is filled with water.
6. The method for testing the underwater performance of the connector according to claim 1, wherein in the step 4, before the pressure is applied to the autoclave, the autoclave is filled with water.
7. The method for testing underwater performance of a connector according to claim 1, wherein in the step 5, the external testing device tests the performance of the connector through a cable led out from the connector.
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| CN201710924208.6A CN107884004B (en) | 2017-09-30 | 2017-09-30 | Method for testing underwater performance of connector |
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| CN201710924208.6A CN107884004B (en) | 2017-09-30 | 2017-09-30 | Method for testing underwater performance of connector |
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| CN107884004B true CN107884004B (en) | 2020-02-07 |
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| CN112630700A (en) * | 2020-12-09 | 2021-04-09 | 美钻能源科技(上海)有限公司 | Performance testing process for underwater electric connector under turbid water quality |
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| CN104296910B (en) * | 2013-11-19 | 2017-09-22 | 中航光电科技股份有限公司 | Underwater separate connector testing device |
| CN106644428B (en) * | 2016-11-14 | 2020-03-20 | 深圳市鲲鹏智能装备制造有限公司 | Testing method and device for deep sea movable assembly |
| CN206459818U (en) * | 2016-11-14 | 2017-09-01 | 深圳市鲲鹏智能装备制造有限公司 | The test device of deep-sea movable component |
| CN106771754A (en) * | 2016-12-28 | 2017-05-31 | 中国船舶重工集团公司第七0五研究所 | High undersea hydrostatic pressures dynamic pluggable electric connector detection means |
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