Submarine optical cable tensile testing machine

Abstract

The utility model relates to the technical field of optical cable tests, in particular to a submarine optical cable tensile testing machine which not only can simulate the actual working environment of a submarine optical cable and test the tensile length of the optical cable under different pressures, but also can test the torsion of the optical cable, so that the testing flexibility is improved. Comprising a working box; the device further comprises a fixing mechanism, a driving mechanism, a connecting mechanism, a rotating mechanism and a water filling mechanism, the fixing mechanism is installed on the working box and fixes one end of the optical cable, the driving mechanism is installed on the working box and pulls the connecting mechanism, and the connecting mechanism is installed on the driving mechanism and pulls the other end of the optical cable. The rotating mechanism is installed on the connecting mechanism and drives the connecting mechanism to rotate, and the water filling mechanism is installed on the working box and conveys water into the working box.

Description

Technical Field

[0001] The utility model relates to the technical field of optical cable testing, in particular to a submarine optical cable tensile testing machine. Background Art

[0002] Submarine optical cables, also known as submarine communication cables, are bundles of wires wrapped in insulating material and laid on the seabed. They are mainly used for the transmission and connection of optical signals and network signals. They are important facilities for establishing telecommunications transmission between countries.

[0003] Existing optical cable tensile testing machines, such as the multifunctional optical cable tensile testing machine disclosed in the utility model patent with application number 201620076787.4, have a main structure including two tensile devices, and the two tensile devices are arranged opposite to each other, the tensile device includes a base, a support member fixedly arranged on the base, and a connecting member fixedly arranged on the support member, a guide wheel is rotatably arranged at the end of the connecting member, a steel wire rope is sleeved on the guide wheel, and an ADSS optical cable fitting or an OPGW optical cable fitting is fixedly arranged at the end of the steel wire rope; when in use, the optical cable is fixed on the clamp, and the two groups of bases are gradually moved away from each other, thereby driving the support member and the guide wheel to pull the optical cable, and the tensile length of the optical cable is tested.

[0004] However, most of the existing tensile testing machines are only suitable for ordinary optical cables. The pressure and temperature of submarine optical cables are quite different from those of ordinary optical cables. Moreover, most of the existing tensile testing machines can only perform pulling tests, which makes it difficult to test the torque of optical cables and the test range is relatively narrow. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a submarine optical cable tensile testing machine which can not only simulate the actual working environment of the submarine optical cable and test the tensile length of the optical cable under different pressures, but also test the torsion of the optical cable, thereby improving the flexibility of the test.

[0006] The utility model discloses a submarine optical cable tensile testing machine, comprising a working box; a fixing mechanism, a driving mechanism, a connecting mechanism, a rotating mechanism and a water filling mechanism, wherein the fixing mechanism is installed on the working box and fixes one end of the optical cable, the driving mechanism is installed on the working box and pulls the connecting mechanism, the connecting mechanism is installed on the driving mechanism and pulls the other end of the optical cable, the rotating mechanism is installed on the connecting mechanism and drives the connecting mechanism to rotate, and the water filling mechanism is installed on the working box and transports water into the working box; a staff member opens the working box, fixes one end of the optical cable on the fixing mechanism and the other end on the connecting mechanism, then closes the working box, starts the water filling mechanism to fill water into the working box, simulates the working environment of the submarine optical cable, starts the driving mechanism, the driving mechanism works the connecting mechanism and the optical cable, and tests the tensile length of the optical cable, and can also use the rotating mechanism to drive the connecting mechanism to rotate, and test the torsion of the optical cable.

[0007] Preferably, the working box includes a box body, a display screen, a hinge 1, a sealing cover, a handle, a lock, a drain pipe and a valve 1. The bottom end of the box body is connected to the ground, a cavity and an equipment cavity are arranged inside the box body, an inlet is opened at the top of the box body and is connected to the inside of the cavity of the box body, the display screen is installed on the box body, the hinge 1 is installed at the inlet of the box body, the sealing cover is installed on the hinge 1, the handle is installed on the sealing cover, the lock is installed on the sealing cover, the top end of the drain pipe is connected to the inside of the cavity bottom of the box body, and the valve 1 is installed on the drain pipe; the staff pulls the handle to drive the sealing cover to open, so as to facilitate the fixing of the optical cable on the fixing mechanism and the connecting mechanism, and then closes the sealing cover and locks it with the lock to prevent the sealing cover from being washed open by excessive water pressure, and then the staff tests the optical cable through the display screen control, and after the test is completed, opens the valve 1, and the water in the cavity of the box body is discharged through the drain pipe.

[0008] Preferably, the fixing mechanism includes a fixing seat, a knob, a top plate, two groups of fixing bolts and two groups of clamping plates. The fixing seat is installed in the cavity of the box body, the knob is rotatably installed on the fixing seat, the top plate is installed on the knob, the two groups of fixing bolts are relatively installed on the fixing seat, and the two groups of clamping plates are respectively installed on the two groups of fixing bolts; place one end of the optical cable in the fixing seat, turn the knob to make the top plate cooperate with the fixing seat to clamp the optical cable, and then turn the two groups of fixing bolts, the two groups of fixing bolts drive the two groups of clamping plates to approach to perform secondary fixing and clamping of the optical cable, and make the optical cable located in the middle position of the fixing seat.

[0009] Preferably, the driving mechanism includes a servo motor, a dual-output shaft reducer, a transmission shaft, a reducer, two sets of lead screws and a moving block, the servo motor is installed on a housing, the dual-output shaft reducer is installed on the housing, the transmission shaft is rotatably installed on the dual-output shaft reducer, the reducer is installed on the housing, the two sets of lead screws are rotatably installed in the equipment cavity of the housing and are longitudinally connected to the dual-output shaft reducer and the reducer respectively, and the moving block is slidably installed on the two sets of lead screws; the servo motor is started by controlling the display screen, the servo motor drives the transmission shaft and the lead screw connected thereto to rotate through the dual-output shaft reducer, the transmission shaft drives another set of lead screws to rotate through the reducer, the two sets of lead screws drive the moving block to move, and the moving block pulls the connecting mechanism to perform a tensile test on the optical cable.

[0010] Preferably, the connecting mechanism includes a connecting rod, a sealing ring, a lower clamp, a second hinge, an upper clamp and multiple groups of fixed plates, the connecting rod is rotatably mounted on the moving block, the sealing ring is mounted in the cavity of the box body, the lower clamp is mounted on the connecting rod, the second hinge is mounted on the lower clamp, the upper clamp is mounted on the second hinge, and multiple groups of fixed plates are respectively mounted on the lower clamp and the upper clamp; the staff places the other end of the optical cable in the lower clamp, and then closes the upper clamp, and uses bolts to fix and connect the two corresponding groups of fixed plates respectively installed on the lower clamp and the upper clamp to enhance the fixing effect of the optical cable, the moving block pulls the connecting rod and the optical cable, and performs a tensile test on the optical cable, and the sealing ring is used to prevent water in the cavity of the box body from entering the equipment cavity.

[0011] Preferably, the rotating mechanism includes a motor, a rotating shaft, a bevel gear 1 and a bevel gear 2, the motor is mounted on a moving block, a mounting groove is provided on the moving block, the rotating shaft is rotatably mounted in the mounting groove of the moving block, the bevel gear 1 is mounted on the rotating shaft, the bevel gear 2 is mounted on the connecting rod and meshes with the bevel gear 1 for transmission; when it is necessary to test the torque of the optical cable, the display screen controls the starting of the motor, the motor drives the rotating shaft and the bevel gear 1 to rotate, the bevel gear 1 drives the bevel gear 2 to rotate, and the bevel gear 2 drives the connecting rod and the optical cable to rotate.

[0012] Preferably, the water filling mechanism includes a booster pump, a water suction pipe, a second valve, a water pipe, a water distributor and multiple groups of nozzles. The booster pump is installed in the equipment cavity of the box, the water suction pipe is installed on the booster pump, the second valve is installed on the water suction pipe, the water pipe is installed on the booster pump, the water distributor is installed in the cavity of the box and is connected to the inside of the water pipe, and the multiple groups of nozzles are installed on the water distributor and are connected to the inside of the water pipe; the water suction pipe is connected to the water source, the second valve is opened to start the booster pump, the booster pump draws water through the water suction pipe, the booster pump transports water to the water distributor through the water pipe, the water distributor transports water to the multiple groups of nozzles, and the nozzles transport water to the cavity of the box, simulating the working environment of the submarine optical cable.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the worker opens the working box, fixes one end of the optical cable on the fixing mechanism and the other end on the connecting mechanism, then closes the working box, starts the water filling mechanism to fill water into the working box, simulates the working environment of the submarine optical cable, starts the driving mechanism, the driving mechanism works the connecting mechanism and the optical cable, tests the tensile length of the optical cable, and can also use the rotating mechanism to drive the connecting mechanism to rotate to test the torque of the optical cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a cross-sectional axonometric structural schematic diagram of the utility model;

[0015] Figure 2 It is a front view structural schematic diagram of the working box of the utility model;

[0016] Figure 3 It is a cross-sectional axonometric structural diagram of the fixing mechanism of the utility model;

[0017] Figure 4 It is a partially enlarged isometric structural diagram of the driving mechanism of the utility model;

[0018] Figure 5 It is a partially enlarged rear cross-sectional structural diagram of the driving mechanism, connecting mechanism and rotating mechanism of the utility model;

[0019] Figure 6 It is a partially enlarged top cross-sectional structural schematic diagram of the connecting mechanism and the water filling mechanism of the utility model.

[0020] Markings in the attached drawings: 01, working box; 11, box body; 12, display screen; 13, hinge 1; 14, sealing cover; 15, handle; 16, lock; 17, drain pipe; 18, valve 1; 02, fixing mechanism; 21, fixing seat; 22, knob; 23, top plate; 24, fixing bolt; 25, clamping plate; 03, driving mechanism; 31, servo motor; 32, dual output shaft reducer; 33, transmission shaft; 34, reducer; 35 , screw; 36, moving block; 04, connecting mechanism; 41, connecting rod; 42, sealing ring; 43, lower clamp; 44, hinge 2; 45, upper clamp; 46, fixed plate; 05, rotating mechanism; 51, motor; 52, rotating shaft; 53, bevel gear 1; 54, bevel gear 2; 06, water filling mechanism; 61, booster pump; 62, water pipe; 63, valve 2; 64, water pipe; 65, water distributor; 66, nozzle. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0022] Example 1

[0023] The utility model discloses a submarine optical cable tensile testing machine, comprising a working box 01; a fixing mechanism 02, a driving mechanism 03, a connecting mechanism 04, a rotating mechanism 05 and a water filling mechanism 06, wherein the fixing mechanism 02 is installed on the working box 01 and fixes one end of the optical cable, the driving mechanism 03 is installed on the working box 01 and pulls the connecting mechanism 04, the connecting mechanism 04 is installed on the driving mechanism 03 and pulls the other end of the optical cable, the rotating mechanism 05 is installed on the connecting mechanism 04 and drives the connecting mechanism 04 to rotate, and the water filling mechanism 06 is installed on the working box 01 and delivers water into the working box 01; the working box 01 comprises a box body 11, a display screen 12 , hinge 13, sealing cover 14, handle 15, lock 16, drain pipe 17 and valve 18, the bottom end of the box body 11 is connected to the ground, the interior of the box body 11 is provided with a cavity and an equipment cavity, the top end of the box body 11 is provided with an inlet connected to the interior of the cavity of the box body 11, the display screen 12 is mounted on the box body 11, the hinge 13 is mounted at the inlet of the box body 11, the sealing cover 14 is mounted on the hinge 13, the handle 15 is mounted on the sealing cover 14, the lock 16 is mounted on the sealing cover 14, the top end of the drain pipe 17 is connected to the interior of the bottom end of the cavity of the box body 11, and the valve 18 is mounted on the drain pipe 17; the fixing mechanism 02 includes a fixing seat 21, a knob 22 , a top plate 23, two groups of fixing bolts 24 and two groups of clamping plates 25, the fixing seat 21 is installed in the cavity of the box body 11, the knob 22 is rotatably installed on the fixing seat 21, the top plate 23 is installed on the knob 22, the two groups of fixing bolts 24 are relatively installed on the fixing seat 21, and the two groups of clamping plates 25 are respectively installed on the two groups of fixing bolts 24; the driving mechanism 03 includes a servo motor 31, a dual-output shaft reducer 32, a transmission shaft 33, a reducer 34, two groups of lead screws 35 and a moving block 36, the servo motor 31 is installed on the box body 11, the dual-output shaft reducer 32 is installed on the box body 11, the transmission shaft 33 is rotatably installed on the dual-output shaft reducer 32, and the reducer 34 is installed On the box body 11, two sets of lead screws 35 are rotatably mounted in the equipment cavity of the box body 11 and are longitudinally connected to the dual-output shaft reducer 32 and the reducer 34 respectively, and the moving block 36 is slidably mounted on the two sets of lead screws 35; the connecting mechanism 04 includes a connecting rod 41, a sealing ring 42, a lower clamp 43, a hinge 2 44, an upper clamp 45 and a plurality of fixed plates 46, the connecting rod 41 is rotatably mounted on the moving block 36, the sealing ring 42 is mounted in the cavity of the box body 11, the lower clamp 43 is mounted on the connecting rod 41, the hinge 2 44 is mounted on the lower clamp 43, the upper clamp 45 is mounted on the hinge 2 44, and the plurality of fixed plates 46 are respectively mounted on the lower clamp 43 and the upper clamp 45;The rotating mechanism 05 includes a motor 51, a rotating shaft 52, a bevel gear 1 53 and a bevel gear 2 54. The motor 51 is mounted on the moving block 36. The moving block 36 has a mounting groove. The rotating shaft 52 is rotatably mounted in the mounting groove of the moving block 36. The bevel gear 1 53 is mounted on the rotating shaft 52. The bevel gear 2 54 is mounted on the connecting rod 41 and meshes with the bevel gear 1 53 for transmission. When it is working, first, the staff pulls the handle 15 to drive the sealing cover 14 to open, and puts one end of the optical cable in The optical cable is placed in the fixing seat 21, and the knob 22 is turned to make the top plate 23 cooperate with the fixing seat 21 to clamp the optical cable, and then the two sets of fixing bolts 24 are turned. The two sets of fixing bolts 24 drive the two sets of clamping plates 25 to approach and clamp the optical cable for a second time, and the optical cable is located in the middle of the fixing seat 21. The other end of the optical cable is placed in the lower clamp 43, and then the upper clamp 45 is closed. The two sets of fixing plates 46 respectively installed on the lower clamp 43 and the upper clamp 45 are fixedly connected by bolts to enhance the fixation of the optical cable. The sealing cover 14 is then closed and locked with the lock 16 to prevent the sealing cover 14 from being opened due to excessive water pressure. The staff then tests the optical cable through the display screen 12 and starts the servo motor 31 through the display screen 12. The servo motor 31 drives the transmission shaft 33 and the lead screw 35 connected thereto to rotate through the dual-output shaft reducer 32. The transmission shaft 33 drives another set of lead screws 35 to rotate through the reducer 34. The two sets of lead screws 35 drive the moving block 36 to move, and the moving block 36 pulls the connecting Connecting rod 41 and optical cable, perform tensile test on optical cable, prevent water in the cavity of box 11 from entering into the equipment cavity through sealing ring 42, when it is necessary to test the torsion of optical cable, display screen 12 controls to start motor 51, motor 51 drives rotating shaft 52 and bevel gear 1 53 to rotate, bevel gear 1 53 drives bevel gear 2 54 to rotate, bevel gear 2 54 drives connecting rod 41 and optical cable to rotate, after the test is completed, valve 18 is opened, and water in the cavity of box 11 is discharged through drain pipe 17. ;

[0024] Example 2

[0025] like Figures 1 to 6As shown, a submarine optical cable tensile testing machine of the utility model is based on Example 1; the water filling mechanism 06 includes a booster pump 61, a water pumping pipe 62, a valve 2 63, a water pipe 64, a water distributor 65 and a plurality of nozzles 66, the booster pump 61 is installed in the equipment cavity of the box 11, the water pumping pipe 62 is installed on the booster pump 61, the valve 2 63 is installed on the water pumping pipe 62, the water pipe 64 is installed on the booster pump 61, the water distributor 65 is installed in the cavity of the box 11 and communicated with the inside of the water pipe 64, and the plurality of nozzles 66 are installed on the water distributor 65 and communicated with the inside of the water pipe 64; when it is working, first, the staff pulls The handle 15 drives the sealing cover 14 to open, and one end of the optical cable is placed in the fixing seat 21. The knob 22 is turned to make the top plate 23 cooperate with the fixing seat 21 to clamp the optical cable. Then the two sets of fixing bolts 24 are turned. The two sets of fixing bolts 24 drive the two sets of clamping plates 25 to approach and clamp the optical cable for a second time, and make the optical cable located in the middle of the fixing seat 21. The other end of the optical cable is placed in the lower clamp 43, and then the upper clamp 45 is closed. The two corresponding sets of fixing plates 46 respectively installed on the lower clamp 43 and the upper clamp 45 are fixedly connected by bolts to enhance the fixing effect of the optical cable. Then the sealing cover 14 is closed and locked by the lock buckle 16. To prevent the sealing cover 14 from being opened due to excessive water pressure, the water pumping pipe 62 is connected to the water source, the valve 2 63 is opened to start the booster pump 61, the booster pump 61 pumps water through the water pumping pipe 62, the booster pump 61 delivers water to the water distributor 65 through the water delivery pipe 64, the water distributor 65 delivers water to multiple groups of nozzles 66, the nozzles 66 deliver water to the cavity of the box body 11, simulating the working environment of the submarine optical cable, and then the staff tests the optical cable through the display screen 12, and starts the servo motor 31 through the display screen 12 control, the servo motor 31 drives the transmission shaft 33 and the lead screw 35 connected thereto to rotate through the dual-output shaft reducer 32, and the transmission shaft 33 drives another set of lead screws 35 to rotate through the reducer 34, and the two sets of lead screws 35 drive the moving block 36 to move, and the moving block 36 pulls the connecting rod 41 and the optical cable to perform a tensile test on the optical cable. The sealing ring 42 prevents the water in the cavity of the box body 11 from entering the equipment cavity. When it is necessary to test the torque of the optical cable, the display screen 12 controls the starting motor 51, and the motor 51 drives the rotating shaft 52 and the bevel gear 1 53 to rotate, and the bevel gear 1 53 drives the bevel gear 2 54 to rotate, and the bevel gear 2 54 drives the connecting rod 41 and the optical cable to rotate. After the test is completed, the valve 18 is opened, and the water in the cavity of the box body 11 is discharged through the drain pipe 17.

[0026] The servo motor 31, dual output shaft reducer 32, reducer 34 and electric motor 51 of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for technicians in this field to make creative efforts.

[0027] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A submarine optical cable tensile testing machine, comprising a working box (01); characterized in that: The optical fiber cable also includes a fixing mechanism (02), a driving mechanism (03), a connecting mechanism (04), a rotating mechanism (05) and a water filling mechanism (06). The fixing mechanism (02) is installed on the working box (01) and fixes one end of the optical cable. The driving mechanism (03) is installed on the working box (01) and pulls the connecting mechanism (04). The connecting mechanism (04) is installed on the driving mechanism (03) and pulls the other end of the optical cable. The rotating mechanism (05) is installed on the connecting mechanism (04) and drives the connecting mechanism (04) to rotate. The water filling mechanism (06) is installed on the working box (01) and transports water into the working box (01).

2. A submarine optical cable tensile testing machine as claimed in claim 1, characterized in that: The working box (01) comprises a box body (11), a display screen (12), a hinge (13), a sealing cover (14), a handle (15), a lock (16), a drain pipe (17) and a valve (18). The bottom end of the box body (11) is connected to the ground. The box body (11) is provided with a cavity and an equipment cavity. The top end of the box body (11) is provided with an inlet which is communicated with the inside of the cavity of the box body (11). The display screen (12) is mounted on the box body (11). The hinge (13) is mounted at the inlet of the box body (11). The sealing cover (14) is mounted on the hinge (13). The handle (15) is mounted on the sealing cover (14). The lock (16) is mounted on the sealing cover (14). The top end of the drain pipe (17) is communicated with the inside of the bottom end of the cavity of the box body (11). The valve (18) is mounted on the drain pipe (17).

3. A submarine optical cable tensile testing machine as claimed in claim 2, characterized in that: The fixing mechanism (02) comprises a fixing seat (21), a knob (22), a top plate (23), two groups of fixing bolts (24) and two groups of clamping plates (25); the fixing seat (21) is installed in the cavity of the box body (11); the knob (22) is rotatably installed on the fixing seat (21); the top plate (23) is installed on the knob (22); the two groups of fixing bolts (24) are relatively installed on the fixing seat (21); and the two groups of clamping plates (25) are respectively installed on the two groups of fixing bolts (24).

4. A submarine optical cable tensile testing machine as claimed in claim 2, characterized in that: The driving mechanism (03) comprises a servo motor (31), a dual-output shaft reducer (32), a transmission shaft (33), a reducer (34), two sets of lead screws (35) and a moving block (36). The servo motor (31) is mounted on a housing (11), the dual-output shaft reducer (32) is mounted on the housing (11), the transmission shaft (33) is rotatably mounted on the dual-output shaft reducer (32), the reducer (34) is mounted on the housing (11), the two sets of lead screws (35) are both rotatably mounted in a device cavity of the housing (11) and are longitudinally connected to the dual-output shaft reducer (32) and the reducer (34) respectively, and the moving block (36) is slidably mounted on the two sets of lead screws (35).

5. A submarine optical cable tensile testing machine as claimed in claim 4, characterized in that: The connecting mechanism (04) comprises a connecting rod (41), a sealing ring (42), a lower clamp (43), a hinge 2 (44), an upper clamp (45) and a plurality of fixed plates (46); the connecting rod (41) is rotatably mounted on the moving block (36); the sealing ring (42) is mounted in the cavity of the box body (11); the lower clamp (43) is mounted on the connecting rod (41); the hinge 2 (44) is mounted on the lower clamp (43); the upper clamp (45) is mounted on the hinge 2 (44); and the plurality of fixed plates (46) are respectively mounted on the lower clamp (43) and the upper clamp (45).

6. A submarine optical cable tensile testing machine as claimed in claim 5, characterized in that: The rotating mechanism (05) comprises a motor (51), a rotating shaft (52), a bevel gear 1 (53) and a bevel gear 2 (54). The motor (51) is mounted on a moving block (36). A mounting groove is provided on the moving block (36). The rotating shaft (52) is rotatably mounted in the mounting groove of the moving block (36). The bevel gear 1 (53) is mounted on the rotating shaft (52). The bevel gear 2 (54) is mounted on a connecting rod (41) and meshes with the bevel gear 1 (53) for transmission.

7. A submarine optical cable tensile testing machine as claimed in claim 1, characterized in that: The water filling mechanism (06) comprises a booster pump (61), a water extraction pipe (62), a second valve (63), a water delivery pipe (64), a water distributor (65) and a plurality of nozzles (66). The booster pump (61) is installed in the equipment cavity of the housing (11), the water extraction pipe (62) is installed on the booster pump (61), the second valve (63) is installed on the water extraction pipe (62), the water delivery pipe (64) is installed on the booster pump (61), the water distributor (65) is installed in the cavity of the housing (11) and is in communication with the interior of the water delivery pipe (64), and the plurality of nozzles (66) are all installed on the water distributor (65) and are in communication with the interior of the water delivery pipe (64).

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