CN108008240B - Method for testing underwater plugging performance of underwater wet connector - Google Patents
Method for testing underwater plugging performance of underwater wet connector Download PDFInfo
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- CN108008240B CN108008240B CN201710971112.5A CN201710971112A CN108008240B CN 108008240 B CN108008240 B CN 108008240B CN 201710971112 A CN201710971112 A CN 201710971112A CN 108008240 B CN108008240 B CN 108008240B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/67—Testing the correctness of wire connections in electric apparatus or circuits
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- Manufacturing Of Electrical Connectors (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention relates to a method for testing underwater plugging performance of an underwater wet connector, which comprises the following steps: step 1, fixing an underwater wet connector plug on a front clamp, and fixing an underwater wet connector socket on a rear clamp; step 2, connecting the cable of the underwater wet connector plug and the cable of the underwater wet connector socket with an external testing device; step 3, starting the motor assembly, wherein the motor assembly drives the front clamp to drive the underwater wet connector plug to be inserted into the underwater wet connector socket; step 4, judging the performance of the underwater wet connector through a display result of an external testing device; and 5, closing the motor assembly, and finishing the test. According to the invention, the front clamp and the rear clamp are arranged in the water tank to respectively fix the connector plug and the connector socket, so that the performance of the connector is tested underwater, and the accuracy of the underwater wet connector is improved; and leading out the cables of the plug and the socket respectively, connecting the cables with an indicator lamp, observing the on-off condition of the indicator lamp, and determining the performance of the connector.
Description
Technical Field
The invention relates to the technical field of underwater plugging and unplugging of underwater wet connectors, in particular to a method for testing underwater plugging and unplugging performance of an underwater wet connector.
Background
The underwater wet connector is applied to a deep water environment, but before the underwater wet connector is actually applied, the performance of the underwater wet connector needs to be tested to ensure that the performance of the underwater wet connector is normal and reliable, so that the underwater wet connector is conveniently applied to the deep water environment.
However, at present, there is no testing device for plugging/unplugging underwater wet connectors, and therefore, no testing method for underwater plugging/unplugging performance of underwater wet connectors is disclosed in the prior art.
Disclosure of Invention
In view of the foregoing analysis, the present invention is directed to a method for testing underwater plugging/unplugging performance of an underwater wet connector, so as to test the performance of the underwater wet connector during underwater plugging/unplugging, and further confirm the performance of the underwater wet connector.
The purpose of the invention is mainly realized by the following technical scheme:
a method for testing underwater plugging performance of an underwater wet connector comprises the following steps:
step 2, connecting the cable of the underwater wet connector plug and the cable of the underwater wet connector socket with an external testing device;
step 4, judging the performance of the underwater wet connector according to the display result of the external testing device;
and 5, closing the motor assembly, and finishing the test.
The plug and the socket of the underwater wet connector are respectively fixed on different clamps, and the plug and the socket of the underwater wet connector are inserted and connected in a driving mode by using the motor assembly, so that the performance of the underwater wet connector is tested; the testing method is simple and convenient to operate, and the testing efficiency of the underwater wet connector is improved.
Further, in step 1, the front jig and the rear jig are installed in a water tank, the front jig is capable of moving relative to the water tank, and the rear jig is fixed in the water tank.
According to the invention, the front clamp and the rear clamp are fixed in the water tank, so that the underwater wet connector can be ensured to complete the plugging and the separation of the connector in water.
Furthermore, a plug and a socket of the underwater wet connector are respectively fixed in front of the front clamp and the rear clamp, and water is injected into the water tank.
Further, after the plug and the socket of the underwater wet connector are respectively fixed to the front clamp and the rear clamp, water is injected into the water tank.
According to the invention, water is injected into the water tank before and after the plug and the socket of the underwater wet connector are fixed, so that the underwater wet connector is ensured to be in an underwater environment for testing.
Furthermore, the height of water in the water tank is not lower than the highest point of the joint part of the plug and the socket of the underwater wet connector.
The height of the water tank is not lower than the highest point of the joint part of the plug and the socket of the underwater wet connector, so that the underwater test environment of the connector can be further ensured.
Further, in the step 2, the cable of the underwater wet connector plug and the cable of the socket are led out through the water tank, and the external testing device is a display lamp.
According to the invention, the plug of the underwater wet connector and the cable of the socket are connected with the display lamp, so that the performance of the connector in an underwater environment can be rapidly tested, the test is convenient and obvious, and the cost is low.
Further, in the step 3, the motor assembly is connected with a connecting rod of the front clamp, the connecting rod penetrates out of the water tank to be connected with the motor assembly, and the connecting rod and the water tank are in dynamic seal; the axis of the plug and the axis of the socket of the underwater wet connector are on the same horizontal line.
The underwater connecting rod and the water tank are dynamically sealed, so that the water tank is prevented from leaking water, and a test result is prevented from being influenced; meanwhile, the axes of the plug and the socket of the underwater wet connector are arranged on the same horizontal line, so that the normal insertion of the plug and the socket of the connector is ensured.
Further, the working mode of the motor assembly is an automatic mode or a manual mode, when the motor assembly is in the automatic mode, a motor in the motor assembly rotates forwards to drive the underwater wet connector plug on the front clamp to be plugged with the socket, then the motor rotates backwards, and the plug is separated from the socket; when the motor assembly is in a manual mode, the motor in the motor assembly is manually operated to rotate, and the plug and the socket are plugged and separated.
The motor assembly adopts an automatic mode, so that the operation of an operator can be facilitated, and the rapidness and the accuracy of the test are ensured; the motor assembly adopts a manual mode, and ensures the normal insertion and separation of the connector plug and the socket.
Furthermore, a protrusion is arranged on the underwater wet type connector socket, a groove is arranged at the corresponding position where the underwater wet type connector plug is inserted, and when the axes of the socket and the plug are not on the same horizontal line, the socket and the plug are normally inserted through the matching of the protrusion and the groove.
According to the invention, the protrusion is arranged on the connector socket, and the groove is arranged at the corresponding position of the plug, so that the normal insertion of the connector plug and the connector socket can be ensured.
Further, when the plug of the underwater wet connector is plugged with the socket, the display lamp is on, and the underwater wet connector is normal; the indicator light is not illuminated and the underwater wet connector is not normal.
The invention has the beneficial effects that:
(1) the invention relates to a method for testing underwater plugging performance of an underwater wet connector, which is characterized in that a front clamp and a rear clamp are arranged in a water tank to respectively fix a connector plug and a connector socket, so that the performance of the connector plug and the connector socket is tested underwater, and the accuracy of the underwater wet connector is improved;
(2) according to the testing method, the cables of the plug and the socket are respectively led out, the cables are connected with the indicating lamp, the on-off condition of the display lamp is observed through the plugging and separating states of the plug and the socket, the performance of the connector is determined, and the testing method is simple and convenient;
(3) the testing method is simple, and the testing device used in the testing method is simple in structure and convenient to operate, brings convenience to performance testing of the underwater connector, and has potential industrial application value;
(4) the experimental device can test the performance of the underwater wet connector in an underwater environment, is convenient for the performance test of the underwater wet connector, improves the qualification rate of the underwater wet connector, and further promotes the actual production.
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 an overall structural diagram of a testing apparatus for underwater plugging and unplugging of an underwater wet connector according to an embodiment of the present invention.
In the figure, 1-a water tank, 2-a bracket, 3-a rear clamp, 4-a front clamp, 5-a motor component, 6-a motor control box, 7-an adjustable foot pad and 8-a protective cover.
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 plugging performance of an underwater wet connector, which comprises the following steps:
step 2, connecting the cable of the underwater wet connector plug and the cable of the underwater wet connector socket with an external testing device;
step 4, judging the performance of the underwater wet connector according to the display result of the external testing device;
and 5, closing the motor assembly, and finishing the test.
The plug and the socket of the underwater wet connector are respectively fixed on different clamps, and the plug and the socket of the underwater wet connector are inserted and connected in a driving mode by using the motor assembly, so that the performance of the underwater wet connector is tested; the testing method is simple and convenient to operate, and the testing efficiency of the underwater wet connector is improved.
Notably, in step 1, the front clamp and the rear clamp are installed in the water tank, the front clamp can move relative to the water tank, and the rear clamp is fixed in the water tank; according to the invention, the front clamp and the rear clamp are fixed in the water tank, so that the underwater wet connector can be ensured to complete the plugging and the separation of the connector in water.
Notably, the plug and the socket of the underwater wet connector are respectively fixed in front of the front clamp and the rear clamp, and water is filled into the water tank; or the plug and the socket of the underwater wet connector are respectively fixed behind the front clamp and the rear clamp, and water is injected into the water tank; according to the invention, water is injected into the water tank before and after the plug and the socket of the underwater wet connector are fixed, so that the underwater wet connector is ensured to be in an underwater environment for testing.
Notably, the height of water in the water tank is not lower than the highest point of the joint part of the plug and the socket of the underwater wet connector; the height of the water tank is not lower than the highest point of the joint part of the plug and the socket of the underwater wet connector, so that the underwater test environment of the connector can be further ensured.
In step 2, cables of the underwater wet connector plug and the socket are led out through the water tank, and the external testing device is a display lamp; according to the invention, the plug of the underwater wet connector and the cable of the socket are connected with the display lamp, so that the performance of the connector in an underwater environment can be rapidly tested, the test is convenient and obvious, and the cost is low.
In step 3, the motor assembly is connected with the connecting rod of the front clamp, the connecting rod penetrates out of the water tank to be connected with the motor assembly, and the connecting rod and the water tank are in dynamic seal; the axial lines of the plug and the socket of the underwater wet connector are on the same horizontal line; the underwater connecting rod and the water tank are dynamically sealed, so that the water tank is prevented from leaking water, and a test result is prevented from being influenced; meanwhile, the axes of the plug and the socket of the underwater wet connector are arranged on the same horizontal line, so that the normal insertion of the plug and the socket of the connector is ensured.
It is worth noting that the working mode of the motor assembly is an automatic mode or a manual mode, when the motor assembly is in the automatic mode, a motor in the motor assembly rotates forwards to drive an underwater wet connector plug on the front clamp to be plugged with a socket, then the motor rotates backwards, and the plug is separated from the socket; when the motor assembly is in a manual mode, the motor in the motor assembly is manually operated to rotate, and the plug and the socket are plugged and separated; the motor assembly adopts an automatic mode, so that the operation of an operator can be facilitated, and the rapidness and the accuracy of the test are ensured; the motor assembly adopts a manual mode, and ensures the normal insertion and separation of the connector plug and the socket.
It is worth noting that the underwater wet connector socket is provided with a bulge, a groove is arranged at the corresponding position where the underwater wet connector plug is inserted, and when the axes of the socket and the plug are not on the same horizontal line, the socket and the plug are normally inserted through the matching of the bulge and the groove; according to the invention, the protrusion is arranged on the connector socket, and the groove is arranged at the corresponding position of the plug, so that the normal insertion of the connector plug and the connector socket can be ensured.
It is worth noting that when the plug of the underwater wet connector is plugged with the socket, the display lamp is on, and the underwater wet connector is normal; the display lamp is not on, and the underwater wet connector is abnormal.
The invention discloses a method for testing underwater plugging performance of an underwater wet connector, which specifically comprises the following steps:
step 2, leading the cables of the connector plug and the connector socket out of the water tank and connecting a display lamp externally;
step 4, starting the motor assembly, wherein the motor assembly drives the connector plug to be inserted into the connector socket;
step 6, if the display lamp is lightened, the underwater wet connector is good in performance; if the display lamp is not on, the performance of the underwater wet connector is not good, and the underwater wet connector needs to be checked again;
and 7, reversely rotating the motor to drive the connector plug and the connector socket to be disengaged, extinguishing the display lamp, and finishing the test.
It should be noted that the motor in the motor assembly of the present embodiment is divided into an automatic mode and a manual mode. Automatic mode: the motor rotates to enable the connectors to be plugged, and then the motor turns over to enable the connectors to be separated; manual mode: the connectors are inserted and separated in a stepping mode through rotation of a manual operation motor.
The invention discloses a test device for underwater plugging and unplugging of an underwater wet connector, which can be horizontal or vertical, and the embodiment firstly introduces the horizontal test device, and comprises a water tank 1, a support 2, a rear clamp 3, a front clamp 4, a motor assembly 5, a motor control box 6, an adjustable pad 7 and a protective cover 8, wherein the adjustable pad 7 is positioned at the bottom end of the support 2, the water tank 1 and the protective cover 8 are fixed at the upper end of the support 2, the rear clamp 3 and the front clamp 4 are positioned in the water tank 1, one end of the front clamp 4 is connected with the rear clamp 3, the motor assembly 5 and the motor control box 6 are fixed in the protective cover 8, and the motor assembly 5 is connected with the other end of the front clamp 4 through a driving device.
The water tank 1 is a cuboid cavity type structure and comprises a tank body and a tank cover, and the tank cover and the tank body can be separated or integrated; if the box body and the box cover are of a separated structure, the length and width of the box cover are larger than or equal to those of the inner side of the box body, the box body and the box cover are not fixed, and the box cover can be freely taken down; if the box cover and the box body are of an integrated structure, the box cover and the box body are connected in a hinge mode, namely the end face of one side of the box body is hinged with the end face corresponding to the box cover, and the two sides of the box body are hinged respectively in the embodiment; it is worth noting that when the box body and the box cover are of an integrated structure, the box body and the box cover can be connected in other modes as long as the box cover can be normally opened relative to the box body;
the box body comprises 2 wide faces, 2 long faces and 1 bottom face, a cavity type structure is formed, a first handle and a second handle are respectively installed on the two wide faces of the box body, the first handle is of a cuboid structure or a trapezoid structure and made of plastic, the first handle is fixed to the upper end of the wide face outside the box body, meanwhile, an aluminum alloy sheet is fixed to the position, corresponding to the first handle, of the wide face of the box body, a plurality of screw holes are formed in the first handle, and screws are connected with the aluminum alloy sheet sequentially through the first handle and the wide face of the box body; the structure of the second handle is the same as that of the first handle, meanwhile, the second handle is fixed on the wide surface corresponding to the first handle, the fixing positions are on the same horizontal line, and the fixing mode of the second handle and the first handle is also the same as that of the first handle;
an aluminum alloy plate is arranged below the lower surface of the bottom surface of the box body, the aluminum alloy plate is fixed on the support 2, the box body is fixed on the support 2 through the aluminum alloy plate, a plurality of threaded holes are formed in the bottom surface of the box body, and a rear clamp in the box body is connected with the bottom surface of the box body through the threaded holes in the bottom surface of the box body; a wide-surface through hole is formed in one wide surface of the box body, which is close to the motor, and is used for penetrating through a connecting rod driven by the motor;
the box cover is of a rectangular plate-shaped structure, corresponds to the size of the bottom surface of the box body, is slightly larger than or equal to the size of the bottom surface of the box body, and cannot be excessively larger than the size of the bottom surface, because the excessively larger size of the bottom surface not only causes the increase of cost, but also increases the use space and reduces the space utilization rate; the upper surface of the box cover is provided with a third handle and a fourth handle, the third handle is positioned at one end of the upper surface of the box cover, the fourth handle is positioned at the other end of the upper surface of the box cover, and the connecting line of the third handle and the fourth handle is parallel to the long edge of the box cover; the third handle and the fourth handle are similar to a structure in a shape like a Chinese character 'ji', and comprise a transverse section and two opposite L shapes, the transverse section is positioned between the two opposite L shapes, the lower ends of the transverse surfaces of the L-shaped structures of the third handle and the fourth handle are respectively provided with a threaded hole for fixing with the box cover, the lower surface of the box cover is fixed with an aluminum alloy sheet at the position corresponding to the third handle and the fourth handle, the aluminum alloy sheet is provided with a hole, the corresponding position of the box cover is also provided with a through hole, and a screw sequentially passes through the holes on the third handle, the box cover and the aluminum alloy sheet to fix the third handle; the fixing mode of the fourth handle is the same as that of the third handle;
meanwhile, through holes similar to semi-circles are formed in the outer edges of the wide surfaces of the outer ends of the third handle and the fourth handle of the box cover and used for penetrating out of cables of the connector plug and the connector socket; it is worth noting that the through hole on the box cover is not limited to the outer edge of the wide surface of the box cover, and can be arranged at any position of the box cover as long as the cable of the connector plug and the socket can be conveniently led out; meanwhile, the through hole is not limited to be in a semicircular structure, and can also be in a circular, square or other structure as long as the leading-out of the cable is met.
The water tank 1 is made of organic glass, and the organic glass is selected, so that on one hand, the working conditions of a connector socket and a connector plug in the water tank can be clearly observed, and the whole plugging and releasing process is completed; on the other hand, the manufacturing cost can be saved;
it should be noted that, because water is injected into the water tank 1 during the specific use process, the threaded holes and the through holes formed in the water tank 1 for connecting with external components are sealed by the sealing rings when the external components are connected with the water tank 1, so as to prevent the water in the water tank 1 from leaking.
The support 2 is used for supporting components such as the water tank 1, the motor 5 and the motor control box 6, the support 2 comprises a support plate, 2 support columns, 4 reinforcing columns, 4 support legs and 4 adjustable pad feet 7, the 4 support legs are respectively fixed below four corners of the support plate, the 4 adjustable pad feet 7 are respectively fixed below the 4 support legs, the 4 reinforcing columns are respectively fixed between two adjacent support legs, and the 2 support columns are respectively fixed between the support plate and the reinforcing columns in the length direction of the support plate;
the support plate is of a rectangular plate structure and is made of aluminum alloy 6060; a plurality of through holes are formed in the support plate, wherein 4 through holes are used for connecting an aluminum alloy plate below the box body 1; 1 supporting leg is respectively fixed below four corners of the supporting plate, each supporting leg is fixedly connected with the supporting plate through 2 triangular grooves, each triangular groove comprises two square plates and two right-angled triangular plates, the 2 square plates are vertically connected in a ninety-degree angle mode, namely one end of each square plate is vertically connected with one end of the other square plate, the right-angled edges of the two right-angled triangular plates are respectively connected with the two square plates, and a structure similar to a triangle is formed between the 2 square plates and the 2 right-angled triangular plates; the triangular groove is of an integral structure, 4 holes are respectively formed in two square plates of the triangular groove and are used for fixing the supporting leg and the support plate respectively, and the triangular groove is connected with the supporting leg and the support plate respectively through a bolt and nut structure;
the support column is of a cuboid structure, is made of aluminum alloy, and can be of a rectangular structure with a 4-face groove cross section or a solid rectangular structure; one end of each support column is fixed below the middle position of the support plate in the length direction, the other end of each support column is fixedly connected with the corresponding reinforcing column, and the connecting line of the 2 support columns is perpendicular to the length direction of the support frame; it is worth noting that the supporting columns can be connected with the supporting frame through triangular grooves or bolts as long as the supporting columns can be fixed; the connection mode between the support column and the reinforcing column is not limited to one mode, but can be connected in a bolt and nut mode, or in a triangular groove mode, as long as fixation is met; in the embodiment, the support columns are fixed between the support frame and the reinforcing columns, so that the stability of the support frame can be ensured, and the damage to articles caused by collapse due to uneven stress at the middle parts of the support frame is prevented;
the landing leg is made of aluminum alloy, and can be of a cuboid structure with a section of a 4-face groove or a solid cuboid structure; the upper end of the supporting leg is connected with the support plate through a triangular groove, the middle part of the lower end of the supporting leg is provided with a threaded hole, and the adjustable foot pad 7 is connected with the lower end of the supporting leg through the threaded hole; the supporting legs are used for supporting the support plate and ensuring the stability of an article above the support plate;
the reinforcing columns are made of aluminum alloy and comprise 2 short reinforcing columns and 2 long reinforcing columns, the 2 short reinforcing columns are fixed below the wide edges of the support plate and connected with the support legs through triangular grooves, and the 2 long reinforcing columns are fixed below the long edges of the support plate and connected with the support legs through triangular grooves; the reinforcing column can be a cuboid structure with a 4-surface groove cross section or a rectangular structure with a solid cross section; the reinforcing column is also used for stabilizing the bracket and placing the deviation among the supporting legs of the bracket;
the adjustable foot pad 7 is of a conventional supporting foot structure, the adjustable foot pad 7 comprises a screw rod, a bolt and a base, the bolt can move up and down on the screw rod, one end of the screw rod is connected with the lower part of the supporting leg, one end of the screw rod is connected with the base, and the base is made of nylon; when the device is used, the height of 4 support legs is determined to be consistent through visual observation, and the lower ends of the support legs can be connected with a level meter to test the height of the 4 support legs, but the device for testing the height of the support legs is not limited to the level meter and can be other parts as long as the height of the support plate is consistent; the adjustable foot pad 7 not only has the function of adjusting the bracket to keep stable, but also plays a role of damping the bracket.
The rear clamp 3 is used for clamping the connector socket and comprises a first fixing plate, a second fixing plate and a third fixing plate, the first fixing plate is sequentially connected with the bottom surface of the box body, the aluminum alloy plate and the support plate, the second fixing plate is fixed on the first fixing plate, and the third fixing plate is fixed on the second fixing plate;
the first fixing plate comprises 1 square or rectangular plate and 2 right-angle trapezoidal structural plates, wherein the 2 right-angle trapezoidal structural plates are respectively fixed at two ends of the square or rectangular plate, the first fixing plate is of an integrated structure, meanwhile, the right-angle side of each right-angle trapezoidal structural plate is perpendicular to the square or rectangular plate, and the right-angle sides of the two right-angle trapezoidal structural plates are parallel and level; the inner side of the square or rectangular plate fixing right-angled trapezoid structure plate is provided with 8 first through holes, the corresponding position of the aluminum alloy plate below the water tank is also provided with holes corresponding to the first through holes, and the square or rectangular plate and the aluminum alloy plate below the water tank are fixed by screws sequentially through the first through holes and the holes in the aluminum alloy plate; 4 threaded holes are formed in the right-angle edges of the 2 right-angle trapezoidal structural plates and used for fixing a second fixing plate;
the second fixing plate is of a square or rectangular plate-shaped structure, 4 through holes are respectively formed in two sides of the second fixing plate, and the second fixing plate is connected with the right-angle side of the right-angle trapezoidal structural plate of the first fixing plate through the through holes in the two sides; a groove similar to a semicircle is formed in the middle of the upper end of the second fixing plate, the shape of the groove only needs to meet the requirement that the lower end of the connector socket is placed in the groove, and the width of the groove is smaller than that of the end seat of the connector socket; 4 through holes are also formed around the groove of the second fixing plate and used for fixing a third fixing plate;
the third fixing plate is of a rectangular or square plate-shaped structure, 4 through holes are formed in the third fixing plate and correspond to the through holes on the periphery of the groove of the second fixing plate, 4 screws are connected with the through holes in the second fixing plate through the through holes in the third fixing plate and are used for fixing the third fixing plate, and meanwhile, the 4 screws are required to be frequently disassembled so as to replace the connector socket in time; the upper end of the third fixing plate is provided with a groove similar to a semicircle, the shape of the groove can meet the fixation of the connector socket, but the diameter of the end seat of the connector socket is larger than that of the groove on the third fixing plate; notably, the cables of the connector jack pass out of the water tank through holes in the tank cover.
The front clamp 4 is used for fixing a connector plug and comprises a connecting rod, a fixing plate, 2 fixing rods, a connecting block, a fastening block and an installation block, wherein the connecting rod is connected with the fixing plate, the fixing plate is connected with the 2 fixing rods, the connecting block is connected with one end of the connecting rod, and the connecting block is fixed in a pit of the installation block through the fastening block;
the connecting rod is a cylindrical rod, one end of the connecting rod is connected with a lead screw of the motor assembly through the mounting block, and the lead screw drives the mounting block so as to drive the connecting rod to horizontally move; the other end of the connecting rod is fixedly connected with the fixed plate;
the fixing plate is of a rectangular plate-shaped structure, and a through hole is formed in the middle of the fixing plate and is used for being fixedly connected with the connecting rod; two through holes are symmetrically formed in two ends of the fixing plate and are used for being connected with one end of the fixing rod;
the fixing rod is of a cylindrical structure, one end of the fixing rod is fixedly connected with the fixing plate, and the other end of the fixing rod is fixedly connected with the end seat of the connector plug; notably, the cable of the connector plug passes through the hole on the box cover and out of the water tank, so as to facilitate the test;
the connecting block is of a cuboid or cube block structure, the connecting block is connected with one end of the connecting rod in a welding mode, and the connecting block can be of a solid structure or a cavity structure as long as the actual application standard can be met;
the fastening block is of a rectangular plate structure or other structures, a through hole is formed in the fastening block, the fastening block is connected with the mounting block through the through hole, and the connecting block is fixed in the mounting block;
the mounting block is of a cuboid or cube block structure, a pit is formed in one side of the mounting block, and the shape of the pit is matched with that of the connecting block and used for placing the connecting block; holes corresponding to the through holes of the fastening block can be reserved on the mounting block, meanwhile, the other side of the mounting block is connected with the sealing rod, the sealing rod penetrates out of the water tank to be connected with a nut of the motor assembly, and the sealing rod and the water tank are in dynamic sealing.
The motor assembly 5 is fixed on a support plate of the support 2 and located on one side of the water tank 1, the motor assembly 5 comprises a motor, a linear guide rail and a screw nut mechanism, the linear guide rail is fixedly connected with the support plate through a screw, the motor is fixed on one side of the linear guide rail, the motor is connected with one end of a screw in the screw nut mechanism through a coupler and drives the screw to rotate, the screw nut is sleeved on the screw, and the screw nut simultaneously moves linearly along the screw and is parallel to the linear guide rail; the linear guide rail comprises a guide rail plate, 4 nut supporting plates, 2 lead screw supporting plates and 2 sliding rods, the motor is fixed on one side of the guide rail plate, the 4 nut supporting plates are fixed on the guide rail plate on two sides of the motor in pairs respectively, the nut supporting plates on two sides of the motor correspond in pairs, through holes are formed in the upper ends of the 4 nut supporting plates respectively, two ends of each sliding rod are connected with the nut supporting plates on the same side of the motor respectively, and the nuts can slide on the sliding rods; the 2 lead screw supporting plates are respectively fixed on one side close to the motor and one side far away from the motor, and connecting lines between the 2 lead screw supporting plates are positioned on the same straight line with the motor and are vertical to connecting lines between every two corresponding nut supporting plates; the screw rod supporting plates are provided with through holes, and two ends of the screw rod are respectively fixed in the through holes of the two screw rod supporting plates and can rotate; a nut rod is fixed on the nut, one end of the nut rod is connected with the nut, and the other end of the nut rod penetrates through the water tank to be connected with the mounting block, so that the connecting rod is driven to move, and the plug-in connection and disconnection of the connector plug and the socket are completed; it is worth noting that the nut support rod of the embodiment is not only used for supporting the slide rod and facilitating movement of the nut, but also used for limiting the movement range of the nut, so as to avoid damage of the connector caused by overlarge linear movement of the nut, when the nut touches the nut support rod, the nut can not move towards the direction of the connection rod, and at the moment, the connector plug and the connector socket are ensured to be inserted in place; it is worth noting that one end of the connecting rod connected with the nut penetrates out of the wide surface of the water tank 1 and keeps dynamic sealing with the wide surface of the water tank 1.
The motor control box 6 controls the movement of the motor, sets parameters such as the rotating speed and the step length of the motor, and controls the motor to drive the screw rod and nut mechanism to normally move.
The safety cover 8 is square or cuboid tubbiness structure, and the material is organic glass, and the effect of safety cover covers motor element 5 and motor control case 6, guarantees motor element 5 and motor control case 6 clean and tidy.
It should be noted that the connector socket in this embodiment is fixed between the second fixing plate and the third fixing plate, and the connector socket is locked between the second fixing plate and the third fixing plate by the screw on the third fixing plate.
It should be noted that in this embodiment, the axes of the connector plug and the connector socket are in a straight line, so as to facilitate the connection between the connector plug and the socket; in order to prevent the connector and the connector from being inserted to be deviated, the connector socket is provided with the guide, the guide means that the socket of the connector is provided with the small protrusion, and the corresponding position of the connector plug is provided with the groove.
The invention discloses a test device for underwater plugging and unplugging of an underwater wet connector, which is vertical, and the difference between the vertical test device and the horizontal test device is as follows: the bracket 2 is fixed below the water tank 1, the motor component 5 and the motor control box 6 are fixed above the water tank 1, other components are not changed, and only the front clamp and the rear clamp in the water tank 1 are placed in an up-and-down position; meanwhile, the water tank in this embodiment is no longer open-topped.
In summary, the invention provides a test device for underwater plugging and unplugging of an underwater wet connector, wherein a front clamp and a rear clamp are arranged in a water tank to respectively fix a connector plug and a connector socket, so that the performance of the connector plug and the connector socket is tested underwater, and the accuracy of the underwater connector is improved; the device has the advantages of simple structure and convenient operation, brings convenience for the performance test of the underwater connector, and has potential industrial application 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 (5)
1. A test method for underwater plugging performance of an underwater wet connector is characterized in that a test device for the test method consists of a water tank, a support, a rear clamp, a front clamp, a motor assembly, a motor control box, an adjustable pad and a protective cover; the test method consists of the following steps:
step 1, fixing an underwater wet connector plug on a front clamp, and fixing an underwater wet connector socket on a rear clamp; wherein:
the water tank is of a cuboid cavity type structure and comprises a tank body and a tank cover, the tank body comprises 2 wide faces, 2 long faces and 1 bottom face to form a cavity type structure, an aluminum alloy plate is arranged below the lower surface of the bottom face of the tank body and fixed on the support 2, and a rear clamp in the tank body is connected with the bottom face of the tank body through a threaded hole in the bottom face of the tank body; a wide-surface through hole is formed in one wide surface of the box body, which is close to the motor, and is used for penetrating through a connecting rod driven by the motor; the box cover is provided with a through hole for penetrating through a cable of the wet connector plug and the wet connector socket; the threaded holes and the through holes are sealed by using sealing rings;
the front clamp and the rear clamp are arranged in a water tank, the front clamp can move relative to the water tank, and the rear clamp is fixed in the water tank;
the underwater wet type connector socket is provided with a bulge, a groove is arranged at the corresponding position where the underwater wet type connector plug is inserted, and when the axes of the socket and the plug are not on the same horizontal line, the socket and the plug are normally inserted through the matching of the bulge and the groove;
the motor assembly is connected with a connecting rod of the front clamp, the connecting rod penetrates out of the water tank to be connected with the motor assembly, and the connecting rod and the water tank are in dynamic seal; the axial lines of the plug and the socket of the underwater wet connector are on the same horizontal line;
step 2, connecting the cable of the underwater wet connector plug and the cable of the underwater wet connector socket with an external testing device; the external testing device is a display lamp;
step 3, starting a motor assembly, wherein the motor assembly drives the front clamp to drive the underwater wet connector plug to be inserted into the underwater wet connector socket;
step 4, judging the performance of the underwater wet connector according to the display result of the external testing device;
if the display lamp is on, the underwater wet connector has good performance; if the display lamp is not on, the performance of the underwater wet connector is poor, and the underwater wet connector needs to be checked again;
and 5, reversely rotating the motor to drive the connector plug and the connector socket to be separated, extinguishing the display lamp, turning off the motor assembly, and finishing the test.
2. The method for testing the underwater plugging and unplugging performance of the underwater wet connector according to claim 1, wherein water is filled into the water tank before a plug and a socket of the underwater wet connector are respectively fixed to the front clamp and the rear clamp.
3. The method for testing the underwater plugging and unplugging performance of the underwater wet connector according to claim 1, wherein water is injected into the water tank after a plug and a socket of the underwater wet connector are respectively fixed on the front clamp and the rear clamp.
4. The method for testing the underwater plugging and unplugging performance of the underwater wet connector according to claim 2 or 3, wherein the height of water in the water tank is not lower than the highest point of the joint part of the plug and the socket of the underwater wet connector.
5. The method for testing the underwater plugging and unplugging performance of the underwater wet connector according to claim 1, wherein the working mode of the motor assembly is an automatic mode or a manual mode, when the motor assembly is in the automatic mode, a motor in the motor assembly rotates forwards to drive the underwater wet connector plug on the front clamp to be plugged with the socket, then the motor rotates backwards, and the plug is separated from the socket; when the motor assembly is in a manual mode, the motor in the motor assembly is manually operated to rotate, and the plug and the socket are plugged and separated.
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| CN201710971112.5A CN108008240B (en) | 2017-10-18 | 2017-10-18 | Method for testing underwater plugging performance of underwater wet connector |
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| CN110208639B (en) * | 2018-11-30 | 2022-05-13 | 中航光电科技股份有限公司 | Underwater connector testing device and testing method |
| CN110208640B (en) * | 2018-11-30 | 2022-05-13 | 中航光电科技股份有限公司 | Underwater connector testing device and testing method |
| 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 |
| CN115291002B (en) * | 2022-07-02 | 2023-09-15 | 南京全信传输科技股份有限公司 | Dynamic testing system and method for wet plug connector |
| CN118011282B (en) * | 2024-03-25 | 2024-06-11 | 泰兴市航顺电子有限公司 | Rectangular connector connection testing device |
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| CN202110016U (en) * | 2011-04-29 | 2012-01-11 | 中航光电科技股份有限公司 | Underwater separate connector testing device |
| 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 |
| 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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