CN115986663A - Submarine cable protection pipe connection structure - Google Patents
Submarine cable protection pipe connection structure Download PDFInfo
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- CN115986663A CN115986663A CN202310250726.XA CN202310250726A CN115986663A CN 115986663 A CN115986663 A CN 115986663A CN 202310250726 A CN202310250726 A CN 202310250726A CN 115986663 A CN115986663 A CN 115986663A
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- 238000007789 sealing Methods 0.000 claims abstract description 39
- 210000001503 joint Anatomy 0.000 claims description 67
- 238000003032 molecular docking Methods 0.000 claims description 5
- 239000013535 sea water Substances 0.000 abstract description 14
- 238000009434 installation Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 description 8
- 230000002349 favourable effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The invention discloses a submarine cable protection pipe connecting structure, which relates to the technical field of cable protection pipe connection and comprises the following components: the bottom outer protection tube is used for protecting the cable; the top outer protection tube is positioned at the top end of the bottom outer protection tube; the connecting and fixing mechanism is positioned on the outer side of the bottom outer protection pipe; the sealing waterproof mechanism is positioned on the inner side of the bottom outer protection tube; the connecting and fixing mechanism comprises a first positioning arc plate, the first positioning arc plate is located at the bottom end of the bottom outer protection tube and is in sliding connection with the bottom end of the bottom outer protection tube, and the bottom end of the first positioning arc plate is in sliding connection with a second positioning arc plate. The invention has the beneficial effects that: the cable protection pipe is convenient to connect and fix quickly, the stability of connection and fixation is improved, the impact resistance of the joint of the cable protection pipe is improved, the overall sealing direction of the cable protection pipe is improved, seawater is prevented from entering the cable protection pipe, and the safety in the cable installation range is improved.
Description
Technical Field
The invention relates to the technical field of cable protection pipe connection, in particular to a submarine cable protection pipe connection structure.
Background
The submarine cable is an important means of communication in the current sea-crossing area, and is easily damaged by external impact force at the seabed, so the submarine cable needs to be protected by protective sleeves, and a connecting structure is needed to assemble and combine a plurality of protective sleeves when the protective sleeves are connected.
Present submarine cable protection tube connection structure is mostly simple structure, only constitute by a plurality of fixation nut, and the leakproofness of connecting back protective case is relatively poor, if the cable damages the current and can flow to the sea water in the protective case outside through the guide that gets into the sea water in the protective case, cause large tracts of land sea water to have the current to flow, lead to dangerous occurence of failure, and with the junction of the fixed protective case of nut, take place not hard up or damage under the impact of sea water easily, influence protective case's result of use.
Disclosure of Invention
The invention aims to: in order to solve the problem that the existing submarine cable protection pipe connecting structure is simple in structure, the submarine cable protection pipe connecting structure is only composed of a plurality of fixing nuts, the sealing performance of the protection sleeve after connection is poor, if the current is damaged by a cable, the current can flow into the seawater outside the protection sleeve through the seawater entering the protection sleeve, large-area seawater flows, dangerous accidents are caused, the connecting part of the protection sleeve fixed by the nuts is easy to loosen or damage under the impact of the seawater, and the using effect of the protection sleeve is influenced, the submarine cable protection pipe connecting structure is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a submarine cable protection tube connection structure, comprising:
the bottom outer protection tube is used for protecting the cable;
the top outer protection tube is positioned at the top end of the bottom outer protection tube;
the connecting and fixing mechanism is positioned on the outer side of the bottom outer protection tube;
the sealing waterproof mechanism is positioned on the inner side of the bottom outer protection tube;
the connecting and fixing mechanism comprises a first positioning arc plate, the first positioning arc plate is positioned at the bottom end of the bottom outer protection tube and is in sliding connection with the bottom end of the bottom outer protection tube, the bottom end of the first positioning arc plate is in sliding connection with a second positioning arc plate, two sides of the bottom outer protection tube are both rotationally connected with a clamping hoop semi-ring plate, one end of the bottom of the clamping hoop semi-ring plate is fixedly connected with an I-shaped gear block, the top end of the I-shaped gear block is in meshing connection with a butt joint gear rod, the middle part of the top end of the butt joint gear rod is clamped with a driving gear rod, one side of the driving gear rod is in meshing connection with a driving tooth groove, the outer side of the driving tooth groove is fixedly connected with a second butt joint clamping plate, the outer side of the second butt joint clamping plate is clamped with a second butt joint clamping groove, and the outer side of the bottom end of the clamping hoop semi-ring plate is provided with an arc-shaped installation ring cavity, the utility model discloses a novel arc-shaped installation ring cavity, including arc installation ring cavity, bottom outer protection tube, the first butt joint draw-in groove of middle part fixedly connected with of bottom outer protection tube one end, the first butt joint cardboard of middle part fixedly connected with of the bottom outer protection tube other end, the outside of second butt joint draw-in groove and the middle part fixed connection of top outer protection tube one end, the second butt joint cardboard is located the middle part fixed connection of the top outer protection tube other end, the top fixedly connected with spacing baffle of clamp semi-ring board, the outside sliding connection of top outer protection tube has third location arc board, the outside sliding connection of third location arc board has fourth location arc board, the middle part swivelling joint on fourth location arc board top has fixation nut.
As a still further scheme of the invention: the sealing and waterproof mechanism comprises a first waterproof arc plate, the first waterproof arc plate is located on the inner side of the bottom outer protection tube, the top end of the first waterproof arc plate is connected with a second waterproof arc plate, the second waterproof arc plate is located on the inner side of the top outer protection tube, a first sealing clamping plate is fixedly connected with the inner side of the top portion of the bottom outer protection tube, a second sealing clamping groove is fixedly connected with the outer side of the top portion of the bottom outer protection tube, a first sealing clamping groove is connected with the outer side of the first sealing clamping plate, a second sealing clamping groove is connected with the inner side of the second sealing clamping groove, a bottom fixedly connected with tooth plate oblique groove is formed in the inner wall of one side of the second oblique clamping plate, one side of the oblique tooth plate is connected with a conical tooth block, the inner side of the conical tooth groove is fixedly connected with the outer wall of the second waterproof arc plate and the first waterproof arc plate, and the middle portions of the second waterproof arc plate and the first waterproof arc plate are fixedly connected with an oblique connecting groove.
As a still further scheme of the invention: the size of the outer side of the first butt joint clamping plate is matched with the size of the inner side of the first butt joint clamping groove, and the size of the outer side of the second butt joint clamping plate is matched with the size of the inner side of the second butt joint clamping groove.
As a still further scheme of the invention: the top fixedly connected with second slider of first location arc board, the outside sliding connection of second slider has the second spout, the inboard sliding connection of second spout has second reset spring, the first slider of bottom fixedly connected with of first location arc board, the outside sliding connection of first slider has first spout, the inboard sliding connection of first spout has first reset spring.
As a still further scheme of the invention: the middle part fixedly connected with cross clamp recess on butt joint gear pole top, the bottom fixedly connected with cross clamp lug of drive gear pole.
As a still further scheme of the invention: the size of the outer side of the cross hoop convex block is matched with the size of the inner side of the cross hoop groove.
As a still further scheme of the invention: the size of the inner side of the first sealing clamping groove is matched with the size of the outer side of the first sealing clamping plate, and the size of the outer side of the second sealing clamping plate is matched with the size of the inner side of the second sealing clamping groove.
As a still further scheme of the invention: the middle part fixedly connected with on first waterproof arc board top connects the cardboard draw-in groove, the middle part fixedly connected with of second waterproof arc board bottom connects the cardboard, connect cardboard and connection cardboard draw-in groove phase-match.
As a still further scheme of the invention: the middle parts of one ends of the first waterproof arc plate and the second waterproof arc plate are fixedly connected with a butt joint convex plate, and the size of the outer side of the butt joint convex plate is matched with the size of the inner side of the butt joint groove.
Compared with the prior art, the invention has the beneficial effects that: the cable protection pipe is convenient to connect and fix quickly, the stability of connection and fixation is improved, the impact resistance of the joint of the cable protection pipe is improved, the overall sealing direction of the cable protection pipe is improved, seawater is prevented from entering the cable protection pipe, and the safety in the cable installation range is improved.
Through the connecting and fixing mechanism and the sealing and waterproof mechanism, when in use, when the bottom outer protection tube is clamped with the top outer protection tube, the first waterproof arc plate is clamped on the second waterproof arc plate, the first sealing clamping plate fixedly connected with the inner side of the top end of the bottom outer protection tube and the second sealing clamping groove fixedly connected with the outer side of the top end of the bottom outer protection tube are synchronously clamped in the first sealing clamping groove fixedly connected with the inner side of the bottom end of the top outer protection tube and the second sealing clamping plate fixedly connected with the outer side of the bottom end of the top outer protection tube are clamped in the second sealing clamping groove, simultaneously, the bottom end of the driving gear rod is driven to be clamped in the clamp groove fixed at the middle part of the top end of the butt joint gear rod, the driving gear rod and the butt joint gear rod are spliced and combined together, and then the second combined bottom outer protection tube and the first butt joint clamping plate fixedly connected with one end of the top outer protection tube are butted with the second clamping plate, the clamp is respectively clamped in a first butt joint clamping groove and a second butt joint clamping groove which are fixedly connected with one end of a first combined bottom outer protection tube and one end of a top outer protection tube, a driving tooth groove fixedly connected with the bottom end of one side of a second butt joint clamping plate is in contact with a driving gear rod rotatably connected with the bottom end of the inner end of the second butt joint clamping groove in the process of clamping the clamp, an inclined gear plate fixedly connected with the bottom end of the inner side of the second butt joint clamping plate is clamped on a conical gear block, the second butt joint clamping plate sliding into the second butt joint clamping groove drives the driving gear rod meshed with the second butt joint clamping groove and the conical gear block meshed with the inclined gear plate to synchronously rotate through the second butt joint clamping groove and the inclined gear plate arranged at the bottom end, the rotary driving gear rod drives the H-shaped gear block meshed with the bottom end to rotate through the clamped butt joint gear rod, the rotary H-shaped gear block drives the clamp semi-ring plate fixedly connected with one end to rotate, meanwhile, a second waterproof arc plate which is engaged and connected with a rotary conical tooth block through an inclined tooth groove fixedly connected with one end of the outer side of the second waterproof arc plate is rotated, the first waterproof arc plate clamped at the bottom end of the second waterproof arc plate is pushed to rotate by the rotary second waterproof arc plate, when the clamp semi-ring plate rotates for ninety degrees and is clamped at the top end of the top outer protection pipe, the second waterproof arc plate and the first waterproof arc plate stop rotating, so that a gap formed after the second waterproof arc plate and the first waterproof arc plate are clamped is rotated to the inner side of the bottom outer protection pipe, the gap formed after the second waterproof arc plate and the first waterproof arc plate are clamped is sealed, then the first positioning arc plate and the second positioning arc plate are manually slid, so that the first positioning arc plate and the second positioning arc plate slide relatively, when the top ends of the first positioning arc plate and the second positioning arc plate are clamped at the bottom end of the clamp semi-ring plate, the nut holes fixedly connected with the bottom ends of the first positioning arc plate and the second positioning arc plate are clamped together, a fixing nut is fixed on the outer bottom protection tube through the clamped nut hole in a rotating mode, the adjusted positions of the first positioning arc plate and the second positioning arc plate are fixed, a nut is fixed in the first butt joint clamping plate in a clamping mode, the first butt joint clamping plate is fixed in the first butt joint clamping groove, the fourth positioning arc plate and the third positioning arc plate slide relative to each other by sliding the fourth positioning arc plate and the third positioning arc plate, the nut holes fixedly connected with the middle portions of the top ends of the fourth positioning arc plate and the third positioning arc plate are clamped together, then the adjusted fourth positioning arc plate and the adjusted third positioning arc plate are fixed through the fixing nut, the second butt joint clamping plate is fixed in the second butt joint clamping groove, the fixed fourth positioning arc plate and the fixed third positioning arc plate clamp the clamp semi-ring plate, and the position of the clamp semi-ring plate after the clamp rotates to clamp is fixed, prevent that clamp half ring board from taking place to rotate, simultaneously by clamp half ring board with the gap and the sea water separation of bottom outer protection pipe and top outer protection pipe block, played and be convenient for carry out the high-speed joint to cable protection pipe fixed, be favorable to improving and connect fixed steadiness, be favorable to improving the anti towards shape of cable protection pipe junction, be favorable to improving the holistic sealed of cable protection pipe to, be favorable to preventing that the sea water from entering into the cable protection pipe, be favorable to improving the security in the cable erection range.
Drawings
FIG. 1 is a schematic structural view of an overall perspective view of the present invention;
FIG. 2 is a schematic structural diagram in side elevation cross-section of the present invention;
FIG. 3 is an enlarged view of the portion A of FIG. 2;
FIG. 4 is a schematic structural view of a second arc-shaped waterproof plate and a first arc-shaped waterproof plate of the present invention in a disassembled perspective view;
FIG. 5 is a schematic perspective view of a second docking plate according to the present invention;
FIG. 6 is a schematic top view of a clamp half ring plate according to the present invention.
In the figure: 1. a bottom outer protection tube; 2. a top outer protection tube; 3. a connecting and fixing mechanism; 31. a first positioning arc plate; 32. a second positioning arc plate; 33. an arc-shaped mounting ring cavity; 34. a clip half-ring plate; 35. a first docking slot; 36. a second docking slot; 37. a third positioning arc plate; 38. a fourth positioning arc plate; 39. a spacing clapboard; 310. fixing a nut; 311. a second docking pallet; 312. a driving gullet; 313. a first butt joint pallet; 314. a drive gear lever; 315. butting the gear rods; 316. an I-shaped gear block; 4. sealing the waterproof mechanism; 41. a first waterproof arc plate; 42. a second arc waterproof plate; 43. butt joint connecting grooves; 44. a conical tooth block; 45. a first seal card; 46. a first sealing slot; 47. a second sealing slot; 48. a second sealing card; 49. an oblique gullet; 410. a bevel gear plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.
A submarine cable protection pipe connection structure, please refer to fig. 1-6, in the embodiment of the present invention, a cable to be laid is placed inside a bottom outer protection pipe 1, then a top outer protection pipe 2 is clamped on the bottom outer protection pipe 1, the cable is wrapped in a pipe cavity formed by combining the bottom outer protection pipe 1 and the top outer protection pipe 2, then a second combined bottom outer protection pipe 1 and a top outer protection pipe 2 are clamped in a first butt clamp groove 313 and a second butt clamp groove 36 fixedly connected with one end of the first combined bottom outer protection pipe 1 and one end of the top outer protection pipe 2, respectively, the first butt clamp groove 35 and the second butt clamp groove 36 fixedly connected with one end of the first combined bottom outer protection pipe 1 and one end of the top outer protection pipe 2 are clamped, the clamp semi-ring plate 34 is driven to rotate ninety degrees to the outer surface of the top outer protection pipe 2 during clamping, the assembly of the bottom outer protection pipe 1 and the top outer protection pipe 2 is clamped, a gap between the outer protection pipe 1 and the top outer protection pipe 2 is isolated from the outside, the gap between the first waterproof semi-arc plate 41 and the second waterproof semi-ring plate 42 rotatably connected with the bottom clamp groove 31 is synchronously driven to be clamped with the bottom semi-arc plate 31, the second semi-ring plate 31, the second clamp groove 32 is positioned to block the bottom clamp groove 32, the bottom semi-arc plate 31, the second semi-arc plate 31 and the second clamp groove 32, the second semi-arc plate 31, the second clamp groove 32 is positioned in the first semi-arc plate 31, the first semi-arc clamp groove 32, then, when the nut is rotated to fix the first positioning arc plate 31 and the second positioning arc plate 32 on the bottom outer protection tube 1, the first butt joint clamping plate 313 is fixed in the first butt joint clamping groove 35, and then the third positioning arc plate 37 and the fourth positioning arc plate 38 are slid to make the third positioning arc plate 37 and the fourth positioning arc plate 38 slide towards one end, after the nut hole fixedly connected with the top ends of the third positioning arc plate 37 and the fourth positioning arc plate 38 is clamped, the nut is clamped in the nut hole, the third positioning arc plate 37 and the fourth positioning arc plate 38 are fixed on the top outer protection tube 2 by rotating the nut, and meanwhile, the second butt joint clamping plate 311 is fixed in the second butt joint clamping groove 36, when seawater impacts, the impact force can be dispersed to the clamp half ring plate 34, the third positioning arc plate 37, the fourth positioning arc plate 38, the first positioning arc plate 31 and the second positioning arc plate 32, the impact force is decomposed, the impact force is prevented from impacting the connection joint, which is beneficial to improving the sealing performance of the clamp at the connection position, and is beneficial to improving the stability of the cable protection tube.
When bottom outer protection tube 1 and top outer protection tube 2 block, make first waterproof cambered plate 41 block to the second waterproof cambered plate 42, make the inboard fixed connection's of bottom outer protection tube 1 top first sealed cardboard 45 and bottom outer protection tube 1 top outside fixed connection's second sealed cardboard 47, block to the inboard fixed connection's of top outer protection tube 2 bottom first sealed cardboard 46 and top outer protection tube 2 bottom outside fixed connection's second sealed cardboard 48 in the second sealed cardboard 47 in step, simultaneously, drive the bottom card of driving gear pole 314 to the fixed clamp groove in butt joint gear pole 315 top middle part, with driving gear pole 314 and butt joint gear pole 315 concatenation combination together, then block second bottom outer protection tube 1 and top outer protection tube 2 after the combination to bottom outer protection tube 1 and top outer protection tube 2 after the first combination.
When in connection, the first butt joint clamping plate 313 and the second butt joint clamping plate 311 are towards the first butt joint clamping groove 35 and the second butt joint clamping groove 36, in the clamping process, the driving tooth socket 312 fixedly connected with the bottom end of one side of the second butt joint clamping plate 311 is in contact with the driving gear rod 314 rotatably connected with the bottom end of one end of the inner side of the second butt joint clamping groove 36, the inclined toothed plate 410 fixedly connected with the bottom end of the inner side of the second butt joint clamping plate 311 is clamped on the conical toothed block 44, the second butt joint clamping plate 311 sliding towards the second butt joint clamping groove 36 drives the driving gear rod 314 meshed with the second butt joint clamping groove 36 and the conical toothed block 44 meshed with the inclined toothed plate 410 to synchronously rotate through the second butt joint clamping groove 36 and the inclined toothed plate 410 arranged at the bottom end, the rotary driving gear rod 314 drives the H-shaped gear block 316 meshed with the bottom end through the clamped butt joint gear rod 315 to rotate, the rotary H-shaped gear block 316 drives the clamp semi-ring plate 34 fixedly connected with one end to rotate, meanwhile, the second waterproof arc plate 42 which is engaged and connected by the rotary conical tooth block 44 through the inclined tooth groove 49 fixedly connected with one end of the outer side of the second waterproof arc plate 42 rotates, the first waterproof arc plate 41 which is clamped and connected with the bottom end of the second waterproof arc plate 42 is pushed by the rotary second waterproof arc plate 42 to rotate, when the clamp semi-ring plate 34 rotates ninety degrees and is clamped to the top end of the top outer protection tube 2, the second waterproof arc plate 42 and the first waterproof arc plate 41 stop rotating, so that a gap formed after the clamping of the second waterproof arc plate 42 and the first waterproof arc plate 41 rotates to the inner side of the bottom outer protection tube 1, the gap formed after the clamping of the second waterproof arc plate 42 and the first waterproof arc plate 41 is sealed, then the first positioning arc plate 31 and the second positioning arc plate 32 slide manually, so that the first positioning arc plate 31 and the second positioning arc plate 32 slide relatively, when the top ends of the first positioning arc plate 31 and the second positioning arc plate 32 are clamped to the bottom end of the clamp semi-ring plate 34, the bottom end of the first positioning arc plate 31 and the bottom end of the second positioning arc plate 32 are clamped together, the fixing nut 310 is fixed on the bottom outer protection tube 1 through the rotation of the clamped nut hole, the adjusted positions of the first positioning arc plate 31 and the second positioning arc plate 32 are fixed, meanwhile, the fixing nut 310 is clamped into the first butt clamping plate 313, the first butt clamping plate 313 is fixed in the first butt clamping groove 35, the fourth positioning arc plate 38 and the third positioning arc plate 37 are slid to enable the fourth positioning arc plate 38 and the third positioning arc plate 37 to slide relatively, the nut hole fixedly connected with the middle part of the top end of the fourth positioning arc plate 38 and the middle part of the top end of the third positioning arc plate 37 is clamped together, then the adjusted fourth positioning arc plate 38 and the third positioning arc plate 37 are fixed by the fixing nut 310, meanwhile, the second butt clamping plate 311 is fixed in the second butt clamping groove 36, the fixed fourth positioning arc plate 38 and the third positioning arc plate 37 clamp the semi-clamp plate 34 clamp, the semi-clamp plate 34 is fixed after being clamped, the semi-clamp plate 34 is clamped in the bottom outer protection tube 1, and the cable clamp plate 34 is prevented from rotating and the cable clamp plate from entering the bottom outer protection tube, and the cable clamp plate, and the seawater can be prevented from rotating simultaneously.
After the position fixing of first location arc board 31 and second location arc board 32 regulation, under the bounce force promotion of second location arc board 32 top sliding connection's first reset spring, the restriction that drives first slider through first reset spring one end fixed connection drives second location arc board 32 reverse slip clamp on fixation nut 310, first location arc board 31 bulldozes bottom outer protection tube 1 bottom sliding connection's second reset spring when sliding through top fixed connection's second slider, thereby it hoops to fixation nut 310 to drive first location arc board 31 reverse slip clamp under the bounce force drive of second reset spring, be favorable to improving the steadiness of fixation nut 310 clamp.
When the waterproof arc board 42 of second and the first waterproof arc board 41 of block are rotatory, the rotatory arc that is connected by the waterproof arc board 42 of second and the first waterproof arc board 41 outside middle part fixed connection encircles the rotatory orbit of the waterproof arc board 42 of second and the first waterproof arc board 41, prevent that the waterproof arc board 42 of second and the first waterproof arc board 41 from separating with bottom outer protection tube 1 and top outer protection tube 2 at rotatory in-process, be favorable to improving the rotatory steadiness of the waterproof arc board 42 of second and the first waterproof arc board 41.
When the fourth positioning arc plate 38 and the third positioning arc plate 37 slide in the clamp hole fixedly connected with the top end of the clamp semi-ring plate 34, the position of the sliding clamp of the fourth positioning arc plate 38 and the third positioning arc plate 37 is limited by the limiting partition plate 39 fixedly connected with the top end of the clamp semi-ring plate 34, and the position of the sliding clamp of the fourth positioning arc plate 38 and the third positioning arc plate 37 is prevented from deviating.
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 person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (9)
1. A submarine cable protection tube connection structure, comprising:
the bottom outer protection tube (1) is used for protecting the cable;
the top outer protection tube (2) is positioned at the top end of the bottom outer protection tube (1);
the connecting and fixing mechanism (3) is positioned on the outer side of the bottom outer protection tube (1);
the sealing waterproof mechanism (4) is positioned on the inner side of the bottom outer protection tube (1);
the device is characterized in that the connecting and fixing mechanism (3) comprises a first positioning arc plate (31), the first positioning arc plate (31) is positioned at the bottom end of the bottom outer protection tube (1) and is in sliding connection with the bottom end of the bottom outer protection tube (1), the bottom end of the first positioning arc plate (31) is in sliding connection with a second positioning arc plate (32), the two sides of the bottom outer protection tube (1) are rotatably connected with a clamp semi-ring plate (34), one end of the bottom of the clamp semi-ring plate (34) is fixedly connected with an I-shaped gear block (316), the top end of the I-shaped gear block (316) is in meshing connection with a butt joint gear rod (315), the middle of the top end of the butt joint gear rod (315) is clamped with a driving gear rod (314), one side of the driving gear rod (314) is in meshing connection with a driving toothed groove (312), the outer side of the driving toothed groove (312) is fixedly connected with a second butt joint clamping plate (311), the outer side of the second butt joint clamping plate (311) is clamped with a second butt joint clamping groove (36), the outer side of the bottom end of the clamp semi-ring plate (34) is provided with an arc fixing ring cavity (33), the bottom outer protection tube (1) is fixedly connected with the first positioning arc plate (35), the outside of second butt joint cardboard groove (36) and the middle part fixed connection of top outer protection pipe (2) one end, second butt joint cardboard (311) are located the middle part fixed connection of top outer protection pipe (2) other end, the top fixedly connected with spacing baffle (39) of clamp semi-ring board (34), the outside sliding connection of top outer protection pipe (2) has third location arc board (37), the outside sliding connection of third location arc board (37) has fourth location arc board (38), the middle part swivelling joint on fourth location arc board (38) top has fixation nut (310).
2. A submarine cable protection pipe connection structure according to claim 1, the sealing waterproof mechanism (4) comprises a first waterproof arc plate (41), the first waterproof arc plate (41) is positioned on the inner side of the bottom outer protection pipe (1), the top end of the first waterproof arc plate (41) is clamped with a second waterproof arc plate (42), the second water-proof arc plate (42) is positioned at the inner side of the top outer protection pipe (2), the inner side of the top of the bottom outer protection tube (1) is fixedly connected with a first sealing clamping plate (45), the outer side of the top of the bottom outer protection tube (1) is fixedly connected with a second sealing clamping groove (47), a first sealing clamping groove (46) is clamped and connected on the outer side of the first sealing clamping plate (45), a second sealing clamping plate (48) is clamped at the inner side of the second sealing clamping groove (47), the bottom end of the inner wall of one side of the second butt joint clamping plate (311) is fixedly connected with an oblique toothed plate (410), one side of the inclined toothed plate (410) is engaged and connected with a conical toothed block (44), one side of the conical tooth block (44) is engaged and connected with an inclined tooth groove (49), the inner side of the oblique tooth groove (49) is fixedly connected with the outer walls of the second waterproof arc plate (42) and the first waterproof arc plate (41), the middle parts of one ends of the second waterproof arc plate (42) and the first waterproof arc plate (41) are fixedly connected with a butt joint groove (43).
3. A submarine cable protection tube connection according to claim 1, wherein the size of the outside of the first butt clamp plate (313) matches the size of the inside of the first butt clamp groove (35), and the size of the outside of the second butt clamp plate (311) matches the size of the inside of the second butt clamp groove (36).
4. The submarine cable protection tube connection structure according to claim 1, wherein a second slider is fixedly connected to the top end of the first positioning arc plate (31), a second sliding groove is slidably connected to the outer side of the second slider, a second return spring is slidably connected to the inner side of the second sliding groove, a first slider is fixedly connected to the bottom end of the first positioning arc plate (31), a first sliding groove is slidably connected to the outer side of the first slider, and a first return spring is slidably connected to the inner side of the first sliding groove.
5. A submarine cable protection tube connection structure according to claim 1, wherein a cross-clip groove is fixedly connected to a middle portion of a top end of the docking gear rod (315), and a cross-clip projection is fixedly connected to a bottom end of the driving gear rod (314).
6. A submarine cable protection tube connection according to claim 5, wherein the size of the outside of the cross clamp projection matches the size of the inside of the cross clamp groove.
7. A submarine cable protection pipe connection according to claim 2, wherein the size of the inside of the first sealing groove (46) matches the size of the outside of the first sealing clip (45), and the size of the outside of the second sealing clip (48) matches the size of the inside of the second sealing groove (47).
8. The submarine cable protection pipe connection structure according to claim 2, wherein a connection clip groove is fixedly connected to the middle of the top end of the first waterproof arc-shaped plate (41), and a connection clip groove is fixedly connected to the middle of the bottom end of the second waterproof arc-shaped plate (42), and the connection clip groove are matched.
9. The submarine cable protection pipe connection structure according to claim 2, wherein a butt joint protrusion plate is fixedly connected to a middle portion of one end of each of the first and second water-proof arc plates (41, 42), and the size of the outer side of the butt joint protrusion plate matches the size of the inner side of the butt joint groove (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN115986663B (en) | 2023-06-06 |
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Denomination of invention: A Connection Structure for Submarine Cable Protection Tube Effective date of registration: 20231215 Granted publication date: 20230606 Pledgee: Chengwu County Sub-branch of Postal Savings Bank of China Co.,Ltd. Pledgor: Shandong Baiyuan composite material technology Co.,Ltd. Registration number: Y2023980072093 |