CN1932554A - Marine tow line array double-wing automatic fixing depth device - Google Patents

Abstract

Entrust the ocean haulage line, the double wing settles automatically and equips deeply, its bearing and pressing to have inside hull body has already sealed completely the set of the function a tube, driving organization gearing in the set the tube, battery set, communication and control mold piece arranges respectively the department is after the set take care of before, the compass mold piece arranges after communication and control mold piece of department, the depth spreads the upper part that the feeling machine arranges in the battery set, the communication coil arranges in the depth and spread the upper part of the feeling machine; The upper part which bears to press a hull body contain two conjunction terraces, linking terrace to have to lock tight organization up; Drive organization from the electric motor, decelerate a machine, allied stalk machine, silk, put a pole to constitute, the upper part which puts a pole stretches out in bear to press the outside of the hull body and wing plank to install stalk solid connect. This equips of drive the organization simple tightly packed, operation credibility, wing plank action intelligent, respond quickly, have another heavy seal completely structure, work to can't take place breakdown, either because of water with long hours in the underwater, exploitation's locking tight organization can quickly and expediently with drag along a cable conjunction or from drag along a cable up unload, easy to drag along the cloth of cable to put.

Description

Marine tow line array double-wing automatic fixing depth device

Technical field

The invention belongs to the marine trailing cable linear array of seismic prospecting automatic fixing depth device, this automatic fixing depth device belongs to the external hanging type device.Produce the degree of depth that the principle of lift is regulated towing cable when it mainly utilizes wing plate with respect to water movement, and profile adopts airflow design, so in seismic band, produce less flow noise during operation.

Background technology

The marine streamer that seismic prospecting is used requires to have linearity preferably when operation, because long, when towed speed was low, arch or following outstanding phenomenon will appear in the intermediate portion, so need add fixing depth device regulates the towing cable degree of depth under water automatically, guarantees the linearity of towing cable.The major defect of existing fixing depth device is: driving mechanism poor reliability, wing plate action be insensitive, slow in reacting, work long hours under water easily because of infiltration break down, with the inconvenience that is connected of towing cable.

Summary of the invention

The purpose of this invention is to provide a kind of marine tow line array double-wing automatic fixing depth device, its driving mechanism is simply compact, running is reliable, wing plate is active in one's movements, be swift in response, have multi-sealing structure, work long hours under water and also can not break down, utilize latch mechanism to be connected with towing cable quickly and easily or to unload from towing cable because of infiltration.

For achieving the above object, the present invention is by the following technical solutions:

A kind of marine tow line array double-wing automatic fixing depth device, comprise pressure hull, wing plate installation shaft, wing plate is housed to the symmetria bilateralis of wing plate installation shaft, depth transducer, communication coil, latch mechanism, magnetic compass module, communication and control module, driving mechanism, electric battery are housed in the pressure hull, it is characterized in that:

The bottom of described pressure hull is cylindric, the sleeve pipe that seals is equipped with at the middle part of its inner chamber, described driving mechanism is installed in the interior upper chamber of sleeve pipe, described electric battery is arranged in the front portion of sleeve pipe, communication and control module are arranged in the rear portion of sleeve pipe, the magnetic compass module arrangement is at the rear portion of communication and control module, and depth transducer is arranged in the top of electric battery, and communication coil is arranged in the top of depth transducer;

The connection platform of two projectioies is arranged at the top of pressure hull, on these two connection platforms described latch mechanism is housed;

Described driving mechanism is made up of motor, speed reduction unit, shaft coupling, leading screw, nut, pole socket, top spring, fork, in the upper chamber in the described sleeve pipe sealing bore is housed, speed reduction unit is inlaid in the aperture, rear end of sealing bore, the output shaft of speed reduction unit is connected with shaft coupling, this shaft coupling is contained in the inner chamber of sealing bore, input shaft of speed reducer is connected with the main shaft of motor is coaxial, and the main shaft of leading screw is stretched in the inner chamber of sealing bore by the front end aperture of sealing bore, is connected with shaft coupling; Be bolted with nut on the leading screw, the front end and the pole socket of nut are affixed, and the front end of pole socket is equipped with the top spring, and fork is equipped with in the top of pole socket, and the lower end of fork is stretched in the vertical core of pole socket, and it is outer affixed with described wing plate installation shaft that the top of fork stretches out in pressure hull.

In the front end aperture of described sealing bore seal assembly is housed, the bearing that is used to support the leading screw main shaft is housed in the endoporus of sealing bore, fluted on the outer wall of sealing bore, O-ring seal is housed in the groove.

Described latch mechanism is made up of first lock pin that is arranged side by side and second lock pin,

First lock pin is by dead bolt, bolt, the butterfly spring, swing arm is formed, dead bolt is contained in first vertical core on the described connection platform, there is sphenocephaly on the top of dead bolt, bolt is screwed onto in the hole, dead bolt bottom, the butterfly spring is enclosed within the bottom of dead bolt, the lower end of butterfly spring is replaced on the flange of the lower end of bolt major part, the upper end of butterfly spring is replaced on the cascaded surface that connects the platform endoporus, be positioned on the connection platform of pressure hull of bolt below the lateral direction penetrating hole is arranged, swing arm is contained in this through hole, the lower end major part of bolt is contacted with the cylindrical of the eccentric cylinder at swing arm middle part by the elastic force effect of butterfly spring, and the handgrip at swing arm two ends exposes by connecting the platform both sides respectively;

Second lock pin is made up of locking bar, two driving levers, back-moving springs, locking bar is contained in second vertical core that connects on the platform, back-moving spring is sleeved on the bottom of locking bar, the bottom of back-moving spring is replaced on the cascaded surface that connects the platform endoporus, the top of back-moving spring is replaced on the convex shoulder of locking bar, and two driving levers are left and right to be screwed onto in the horizontal screw at locking bar middle part symmetrically.

The material of described pressure hull is a nonmetallic materials polyurethane, and the skeleton of pressure hull inside is made of the glass fibre blending epoxy.The profile of described pressure hull is streamlined.

The present invention has following actively useful effect:

The material of pressure hull is a polyurethane, light weight, no magnetic, anticorrosion, shock resistance, good springiness, and there has been the skeleton of booster action pressure hull inside, and skeleton is made of the glass fibre blending epoxy, has improved the strength and stiffness of pressure hull greatly; Main each parts of pressure hull inside are made by nonmetallic materials, alleviate the weight of whole device greatly, and quality symmetry, center of gravity are under the centre of buoyancy, and faint negative buoyancy force is arranged, and therefore can lean on self to guarantee that wing plate is in horizontal attitude.

Left and right two wing plate symmetries, this device make two wing plates keep horizontal levels under the effect of self all the time, when towing cable is beaten when turning round, this device by installing ring can be on towing cable pay the part rotation in advance.

Inner each parts of pressure hull adopt modular construction, and dismounting is simple, easy to maintenance.

Be provided with two connection platforms, be connected with towing cable quickly and easily and lock, be easy to laying of towing cable by latch mechanism;

This device driving mechanism is simple in structure, compact; Running is reliable, and control is accurate, and wing plate is active in one's movements, and is swift in response.Have multi-sealing structure, promptly each place that may intake all is provided with O-ring seal, therefore works long hours under water and also can not seep water.The pressure hull profile adopts airflow design, therefore can reduce the noise in the seismic band.

Description of drawings

Fig. 1 is the profile synoptic diagram of one embodiment of the invention;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the cut-open view of Fig. 1;

Fig. 4 is the enlarged drawing of A part among Fig. 3;

Fig. 5 is the enlarged drawing of driving mechanism among Fig. 4;

Fig. 6 is sealing bore shown in Figure 5 and the enlarged drawing that is installed in inner each assembly of sealing bore;

Fig. 7 is the enlarged drawing of sealing bore shown in Figure 5;

Fig. 8 is the C-C amplification view of Fig. 5;

Fig. 9 is the enlarged drawing of B shown in Figure 3 part, and the towing cable installing ring has been gone up in connection;

Figure 10 is the D-D cut-open view of Fig. 9;

Figure 11 is the enlarged drawing of dead bolt among Figure 10;

Figure 12 is the enlarged drawing of bolt among Figure 10;

Figure 13 is the enlarged drawing of swing arm among Figure 10;

Figure 14 is the E-E cut-open view of Fig. 9;

Figure 15 is the enlarged drawing of locking bar among Figure 14;

Figure 16 is the enlarged drawing of driving lever among Figure 15;

Figure 17 is the upward view of installing ring;

Figure 18 is the F-F cut-open view of Figure 17;

Figure 19 is the G-G cut-open view of Figure 17;

Figure 20 is a user mode synoptic diagram of the present invention.

Embodiment

Number in the figure:

1. pressure hull 101. connects platform 102. and connects platform 103. mounting holes

2. wing plate installation shaft 3. depth transducers 4. communication coils 5. latch mechanisms

6. 7. communications of magnetic compass module and control module 8. driving mechanisms 9. electric battery

10. wing plate 11. scramblers 12. motor 13. speed reduction units

14. shaft coupling 15. leading screws 151. main shafts 16. nuts

17. pole socket 18. top springs 19. forks 20. wing plates 21. sleeve pipes

211. aperture, cable hole 22. sealing bores, 221. rear end 222. inner chambers

223. front end aperture 224. endoporus, 225. endoporus, 226. grooves

23. seal assembly 24. bearings 25. bearings 26. O-ring seals

27. O-ring seal 28. axle beds 29. screws 30. screws

31. hole, dead bolt 311. sphenocephalies, 312. bottom

32. bolt 321. major parts 33. butterfly springs

34. swing arm 341. eccentric cylinders 342. handgrips 343. handgrips

35. locking bar 351. convex shoulders 352. screws

36. driving lever 37. driving levers 38. springs

39. installing ring 391. big holes 392. long slot bores

40. installing ring 41. towing cables

Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, the present invention is a kind of marine tow line array double-wing automatic fixing depth device, comprise pressure hull 1, wing plate installation shaft 2, wing plate 10,20 is housed to the symmetria bilateralis of wing plate installation shaft 2, depth transducer 3, communication coil 4, latch mechanism 5, magnetic compass module 6, communication and control module 7, driving mechanism 8, electric battery 9 are housed in the pressure hull 1.The material of pressure hull 1 is a polyurethane, and the skeleton of pressure hull 1 inside is made of the glass fibre blending epoxy.

The bottom of pressure hull 1 is cylindric, the sleeve pipe 21 that seals is equipped with at the middle part of its inner chamber, driving mechanism 8 is installed in the upper chamber in the sleeve pipe 21, electric battery 9 is arranged in the front portion of sleeve pipe 21, communication and control module 7 are arranged in the rear portion of sleeve pipe 21, magnetic compass module 6 is arranged in the rear portion of communication and control module 7, and depth transducer 3 is arranged in the top of electric battery 9, and communication coil 4 is arranged in the top of depth transducer 3; Cable hole 211 is arranged at the bottom in the sleeve pipe 21, and electric battery 9 is connected with communication and control module 7 by the lead that is embedded in the cable hole 211.

The connection platform 101,102 of two projectioies is arranged at the top of pressure hull 1, on these two connection platforms 101,102 latch mechanism 5 is housed all.

Please refer to Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, driving mechanism 8 is by motor 12, speed reduction unit 13, shaft coupling 14, leading screw 15, nut 16, pole socket 17, top spring 18, fork 19 is formed, in the upper chamber in the sleeve pipe 21 sealing bore 22 is housed, speed reduction unit 13 is inlaid in the aperture, rear end 221 of sealing bore 22, the output shaft of speed reduction unit 13 is connected with shaft coupling 14, this shaft coupling 14 is contained in the inner chamber 222 of sealing bore 22, the input shaft of speed reduction unit 13 is connected with the main shaft of motor 12 is coaxial, scrambler 11 is equipped with at the rear portion of motor 12, scrambler 11 is used to measure the rotating speed of motor 12, turn to and displacement, the main shaft 151 of leading screw 15 is stretched into by the front end aperture 223 of sealing bore 22 in the inner chamber 222 of sealing bore 22, is connected with shaft coupling 14; Be bolted with nut 16 on the leading screw 15, the front end of nut 16 and pole socket 17 are affixed, and the front end of pole socket 17 is equipped with top spring 18, and fork 19 is equipped with in the top of pole socket 17, the lower end of fork 19 is stretched in the vertical core of pole socket 17, and it is outer and wing plate installation shaft 2 is affixed that the top of fork 19 stretches out in pressure hull 1.

Please refer to Fig. 6, Fig. 7, in the front end aperture 223 of sealing bore 22 seal assembly 23 is housed, seal assembly 23 is constituted by a plurality of O-ring seals.The bearing 24,25 that is used to support leading screw 15 main shafts 151 is housed respectively in the endoporus 224,225 of sealing bore 22, fluted 226 on the outer wall of sealing bore 22, O-ring seal 26 is housed in the groove 226.

When controller on the ship passes through the communication coil 4 initialization system degree of depth, control system in communication and the control module is sent instruction and is given motor 12, make the main axis rotation of motor 12, scrambler 11 records the rotating speed of motor 12 simultaneously, turn to and displacement, and feed back to control system, motor 12 drives main shaft 151 rotations of leading screw 15 by speed reduction unit 13, nut 16 translation on leading screw 15, driving pole socket 17 moves, make fork 19 swings, please refer to Fig. 8, because of fork 19 is fixed on the axle bed 28 by screw, wing plate installation shaft 2 be fixed on the axle bed 28, so the swing of fork 19 can make wing plate installation shaft 2 rotate an angle, make wing plate 10,20 obtain the new angle of attack, thereby produce a hydrodynamic force, make this device depthkeeping to set depth.

Angular velocity, angle of attack increase and decrease and the angle of attack size of wing plate 10,20 can be controlled in speed, rotation direction, the start and stop position of control motor 12.Thereby regulate the degree of depth of this device.Leading screw 15, nut 16 have auto-lock function, and after leading screw 15 stopped operating, it was motionless to make wing plate 10,20 be fixed on a certain angle.

This device also utilizes the inner depth transducer of installing that the towing cable degree of depth is monitored in real time, realizes that by microprocessor control motor the degree of depth regulates automatically then.

Because installing space is limited, this device does not have extra sensor to carry out determining of wing plate angle of attack zero degree position, the method that this device adopts is: supposing to make nut 16 to rotate to the number of turns that another extreme position motor need rotate from an extreme position of leading screw 15 is n, start shooting or when resetting at every turn, motor all will at first rotate the n circle, nut 16 will inevitably rotate to an extreme position of leading screw 15 like this, after nut 16 reaches the limit of the position, because leading screw 15 has not had ridge in this position, therefore nut 16 is no longer mobile, and leading screw 15 idle running, nut 16 other ends are owing to be subjected to replacing of top spring 18, therefore guaranteed when counter-rotating can with leading screw 15 normal engaged, and then calculate good number of turns in advance from this extreme position counter-rotating and make wing plate 10,20 arrive the zero degree position.

This device utilizes the fixedly installing ring on the towing cable of latch mechanism, please refer to Figure 20, and installing ring 39 and installing ring 40 all are semi-round ring shape, its structural symmetry, and installing ring 40,39 is fastened on paying in advance on the part of towing cable 41 from upper and lower both sides, realize and being connected of towing cable 41.Please refer to Figure 17, Figure 18, Figure 19, keyhole is arranged at the bottom of installing ring 39, and keyhole is made of the big hole 391 and the long slot bore 392 that are communicated with, and long slot bore 392 is the countersunk head slotted eye that top is big, the bottom is little.

Please refer to Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, Figure 14, Figure 15, Figure 16, latch mechanism 5 is made up of first lock pin that is arranged side by side and second lock pin.

First lock pin is by dead bolt 31, bolt 32, butterfly spring 33, swing arm 34 is formed, dead bolt 31 is contained in first vertical core that connects on the platform 101, there is sphenocephaly 311 on the top of dead bolt 31, bolt 32 is screwed onto in the hole, dead bolt 31 bottom 312, butterfly spring 33 is enclosed within the bottom of dead bolt 31, the lower end of butterfly spring 33 is replaced on the flange of the lower end of bolt 32 major part 321, the upper end of butterfly spring 33 is replaced on the cascaded surface that connects the platform endoporus, be positioned on the connection platform 101 of pressure hull 1 of bolt 32 belows the lateral direction penetrating hole is arranged, swing arm 34 is contained in this through hole, the lower end major part of bolt 32 is subjected to the elastic force effect of butterfly spring 33 to contact the handgrip 342 at swing arm 34 two ends with the cylindrical of the eccentric cylinder 341 at swing arm 34 middle parts, 343 expose by connecting platform 101 both sides respectively.

Second lock pin is made up of locking bar 35, two driving levers 36,37, back-moving spring 38, locking bar 35 is contained in second vertical core that connects on the platform 101, back-moving spring 38 is sleeved on the bottom of locking bar 35, the bottom of back-moving spring 38 is replaced on the cascaded surface that connects the platform endoporus, the top of back-moving spring 38 is replaced on the convex shoulder 351 of locking bar 35, the restoring force that locking bar 35 makes progress realizes by back-moving spring 38, and driving lever 36,37 is left and right to be screwed onto symmetrically in the horizontal screw 352 at locking bar 35 middle parts and to see Figure 15.Driving lever 36,37 can move in mounting hole 103.

First lock pin is in order to the vertical displacement of restriction installing ring 39, and second lock pin is in order to the horizontal shift of restriction installing ring 39.First lock pin is actually a cam follower mechanism, and dead bolt 31 is equivalent to push rod, and the eccentric cylinder 341 on the swing arm 34 is equivalent to cam.Dead bolt 31 moves up under the promotion of eccentric cylinder 341.

Please refer to Fig. 9, Figure 10, Figure 14, Figure 17, Figure 18, Figure 19, Figure 20, the course of work of latch mechanism 5 is: with the 391 aligning dead bolts 31 of the big hole on the installing ring 39 and to pressing down, rotate swing arm 34 by handgrip 342,343 simultaneously, eccentric cylinder 341 is rotated, promote dead bolt 31 and move up, dead bolt 31 inserts in the big hole 391 of installing ring 39, this moment is to pressing down driving lever 36,37, locking bar 35 is depressed, made back-moving spring 38 compressions, produce restoring force upwards.

Installing ring 39 is slided to locking bar 35 1 sides, and dead bolt 31 slips in the long slot bore 392 of installing ring 39 like this.Move on the dead bolt 31 and cause 33 compression deformations of dish spring, produce the downward restoring force of dead bolt 31.

When the big hole on the installing ring 39 391 is aimed at locking bar 35, discharge driving lever 36,37, locking bar 35 inserts in the big hole 391 under the effect of back-moving spring 38, prevents installing ring 39 horizontal looseness, the horizontal shift of restriction installing ring 39.

Rotate swing arm 34 at last, make eccentric cylinder 341 be in position shown in Figure 10, dead bolt 31 moves down under the effect of dish spring 33, its sphenocephaly 311 embeds in the long slot bore 392, the shape of the xsect of long slot bore 392 conforms to the shape of the xsect of sphenocephaly 311 is corresponding, and the shape of cross section of sphenocephaly 311 is seen Figure 11, and the shape of the xsect of long slot bore 392 is seen Figure 19, utilize sphenocephaly 311 with installing ring 39 lockings, the vertical displacement of restriction installing ring 39.

Claims (5)

1, a kind of marine tow line array double-wing automatic fixing depth device, comprise pressure hull (1), wing plate installation shaft (2), wing plate (10,20) is housed to the symmetria bilateralis of wing plate installation shaft (2), depth transducer (3), communication coil (4), latch mechanism (5), magnetic compass module (6), communication and control module (7), driving mechanism (8), electric battery (9) are housed in the pressure hull (1), it is characterized in that:

The bottom of described pressure hull (1) is cylindric, the sleeve pipe (21) that seals is equipped with at the middle part of its inner chamber, described driving mechanism (8) is installed in the interior upper chamber of sleeve pipe (21), described electric battery (9) is arranged in the front portion of sleeve pipe (21), communication and control module (7) are arranged in the rear portion of sleeve pipe (21), magnetic compass module (6) is arranged in the rear portion of communication and control module (7), depth transducer (3) is arranged in the top of electric battery (9), and communication coil (4) is arranged in the top of depth transducer (3); The connection platform (101,102) of two projectioies is arranged at the top of pressure hull (1), on these two connection platforms (101,102) described latch mechanism (5) is housed;

Described driving mechanism (8) is by motor (12), speed reduction unit (13), shaft coupling (14), leading screw (15), nut (16), pole socket (17), top spring (18), fork (19) is formed, in the upper chamber in the described sleeve pipe (21) sealing bore (22) is housed, speed reduction unit (13) is inlaid in the aperture, rear end (221) of sealing bore (22), the output shaft of speed reduction unit (13) is connected with shaft coupling (14), this shaft coupling (14) is contained in the inner chamber (222) of sealing bore (22), the coaxial connection of main shaft of the input shaft of speed reduction unit (13) and motor (12), the main shaft (151) of leading screw (15) is stretched into by the front end aperture (223) of sealing bore (22) in the inner chamber (222) of sealing bore (22), is connected with shaft coupling (14); Be bolted with nut (16) on the leading screw (15), the front end of nut (16) and pole socket (17) are affixed, the front end of pole socket (17) is equipped with top spring (18), fork (19) is equipped with in the top of pole socket (17), the lower end of fork (19) is stretched in the vertical core of pole socket (17), and it is outer affixed with described wing plate installation shaft (2) that the top of fork (19) stretches out in pressure hull (1).

2, marine tow line array double-wing automatic fixing depth device as claimed in claim 1, it is characterized in that: in the front end aperture (223) of described sealing bore (22) seal assembly (23) is housed, the bearing (24,25) that is used to support leading screw (15) main shaft (151) is housed in the endoporus of sealing bore (22) (224,225), on the outer wall of sealing bore (22) fluted (226), O-ring seal (26) is housed in the groove (226).

3, marine tow line array double-wing automatic fixing depth device as claimed in claim 1, it is characterized in that: described latch mechanism (5) is made up of first lock pin that is arranged side by side and second lock pin, first lock pin is by dead bolt (31), bolt (32), butterfly spring (33), swing arm (34) is formed, dead bolt (31) is contained in first vertical core on the described connection platform, there is sphenocephaly (311) on the top of dead bolt (31), bolt (32) is screwed onto in dead bolt (31) hole, bottom (312), butterfly spring (33) is enclosed within the bottom of dead bolt (31), the lower end of butterfly spring (33) is replaced on the flange of the lower end major part (321) of bolt (32), the upper end of butterfly spring (33) is replaced on the cascaded surface that connects the platform endoporus, be positioned on the connection platform of pressure hull (1) of bolt (32) below the lateral direction penetrating hole is arranged, swing arm (34) is contained in this through hole, the lower end major part of bolt (32) is subjected to the elastic force effect of butterfly spring (33) to contact the handgrip (342 at swing arm (34) two ends with the cylindrical of the eccentric cylinder (341) at swing arm (34) middle part, 343) expose by connecting the platform both sides respectively; Second lock pin is made up of locking bar (35), two driving levers (36,37), back-moving spring (38), locking bar (35) is contained in second vertical core that connects on the platform, back-moving spring (38) is sleeved on the bottom of locking bar (35), the bottom of back-moving spring (38) is replaced on the cascaded surface that connects the platform endoporus, the top of back-moving spring (38) is replaced on the convex shoulder (351) of locking bar (35), and two driving levers (36,37) are left and right to be screwed onto in the horizontal screw (352) at locking bar (35) middle part symmetrically.

4, marine tow line array double-wing automatic fixing depth device as claimed in claim 1 is characterized in that: the material of described pressure hull (1) is a nonmetallic materials polyurethane, and the inner skeleton of pressure hull (1) is made of the glass fibre blending epoxy.

5, marine tow line array double-wing automatic fixing depth device as claimed in claim 1 is characterized in that: the profile of described pressure hull (1) is streamlined.

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