CN203536632U - Cable turning connector - Google Patents
Cable turning connector Download PDFInfo
- Publication number
- CN203536632U CN203536632U CN201320571541.0U CN201320571541U CN203536632U CN 203536632 U CN203536632 U CN 203536632U CN 201320571541 U CN201320571541 U CN 201320571541U CN 203536632 U CN203536632 U CN 203536632U
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- cable
- tailstock
- headstock
- hinge joint
- hinged cover
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Abstract
The utility model provides a cable turning connector. The cable turning connector comprises a single-freedom-degree spherical hinge assembly, compression rings, a tailstock, a headstock, a rubber corrugated pipe, a cable and sockets, wherein the head portion of each hinge joint head is sleeved with the inner cavity of the tail portion of each hinge joint sleeve to constitute a single-freedom-degree spherical hinge unit, the spherical surface of the head portion of each hinge joint head is matched with the spherical surface of the inner cavity of the tail portion of each hinge joint sleeve, guide pins penetrate through the hinge joint sleeves and abut against the interiors of guide grooves of the hinge joint heads, the end faces of the head portions of the hinge joint sleeves in the two single-freedom-degree spherical hinge units are in butt joint and are fixedly connected into a whole through a limiting block, and the conical surfaces of the two ends of the inner surface of the limiting block are tangent to the spherical surfaces of the hinge joint heads; the tail portions of the hinge joint heads at the two ends in the single-freedom-degree spherical hinge assembly are sleeved with the inner cavity of the tailstock and the inner cavity of the headstock respectively, the two ends of the rubber corrugated pipe are pressed on an installation platform of the tailstock and an installation platform of the headstock through the compression rings respectively and tightly, a supporting frame is arranged on the end face of the tail portion of the tailstock, the supporting frame and the tail portion of the headstock are respectively provided with one socket, and the cable is arranged between the two sockets. The cable turning connector can achieve power transmission between two hinge joint float bowls swinging upwards and downwards or leftwards and rightwards along with waves.
Description
Technical field
The utility model relates to a kind of cable and crosses bent sub, is applicable to two low tension transmission of waving between body under marine environment.
Background technology
The exploitation of ocean wave energy, become one of focus that international energy field is paid close attention in recent years.Current a plurality of country comprises that China has carried out multiple wave power generation technical research, comprise fixed and floatation type oscillating water column wave power device, swinging type wave energy device, raft formula hydraulic pressure wave-power device and small-sized bank formula wave-power device etc., wherein raft formula hydraulic pressure wave-power device is considered to most possibly realize in the world at present one of business-like wave power generation technology, its have deployment site flexibly, install that construction cost is low, sea situation strong adaptability, energy conversion efficiency advantages of higher.It is one of critical component for raft formula hydraulic pressure wave-power device electric power transfer that cable is crossed bent sub.
Because raft formula hydraulic pressure wave-power device is generally laid on the sea of 1 kilometer of left and right of offshore, overall dimension reaches 85m, and the about 400t of weight, if break down, can bring the high problem of maintenance cost, therefore very high to the reliability requirement of the long-time normal work of system.Raft formula hydraulic pressure wave-power device is connected in sequence by 4 elongated cylindrical floating drums and 3 link blocks, function, this device is comprised of energy absorbing device, energy conversion device (link block), hydraulic means, Blast Furnace Top Gas Recovery Turbine Unit (TRT), mooring device and control device six parts, wherein, hydraulic means, Blast Furnace Top Gas Recovery Turbine Unit (TRT) and control device are placed on the inside that energy absorbing device is floating drum, and electric power need to transmit and finally be transferred on the bank between floating drum.Because 4 floating drums all wave with ripple and are partly dipped in seawater, power cable also can wave and connecting portion is difficult to reliable watertight with ripple, therefore need to design a kind of cable crosses bent sub and addresses the above problem, this joint can make cable random bending reliable watertight in the angle of setting, thus the reliability of the normal work of raising system.
Summary of the invention
In view of this, the utility model provides a kind of cable to cross bent sub, can realize two hinged electric power transfer up and down or between the floating drum swinging with ripple, and guarantee power cable long-time reliably working under marine environment.
Cable is crossed a bent sub, and this joint comprises single-degree-of-freedom ball pivot assembly, pressure ring I, tailstock, headstock, pressure ring II, rubber bellows, cable and socket, and described tailstock and headstock are cavity cylinder, on both peripheries, are provided with erecting bed.
Described single-degree-of-freedom ball pivot assembly comprises hinged cover, articulated joint, guide finger, straight pin and guide vane end stop; Wherein hinged cover is cavity structure, and the inner surface of its head is the face of cylinder, and the inner surface of afterbody is sphere, and the openend of sphere forms the conical surface to outer surface cutting, and hinged putting is radially processed with guide pin hole and dowel hole; Articulated joint is also cavity structure, and head outer surface is sphere, is processed with gathering sill on sphere, and afterbody outer surface is the face of cylinder; Guide vane end stop is cavity cylinder, and the two ends of inner surface are all processed into the conical surface, is also processed with dowel hole on guide vane end stop.
Installation relation: the head of articulated joint is sleeved on hinged cover afterbody inner chamber and forms single-degree-of-freedom ball pivot unit, both spheres cooperatively interact, guide finger passes the hinged guide pin hole putting and is against in the gathering sill of articulated joint, the head end of hinged cover docking in two single-degree-of-freedom ball pivot unit, and be connected as integral body by guide vane end stop, dowel hole on guide vane end stop is corresponding with the hinged dowel hole position putting and straight pin is installed is connected location, and the conical surface at guide vane end stop inner surface two ends and the sphere of articulated joint are tangent.
In single-degree-of-freedom ball pivot assembly, the afterbody of two ends articulated joint is set in the inner chamber of tailstock and headstock, and be connected by alignment pin, the two ends of rubber bellows are pressed on the erecting bed of tailstock and headstock by pressure ring I and pressure ring II respectively, the tail end face of tailstock is installed bracing frame, on bracing frame, socket is all installed, installing cables between two sockets with the afterbody of headstock.
The inner surface of described tailstock afterbody is processed into the conical surface, and the conical surface is also processed at the two ends of articulated joint inner surface, and both inner surfaces are level and smooth conical surface transition.
The outer surface of described hinged cover afterbody is arcwall face.
Described rubber bellows adopts elastomeric material to make, and this material seawater corrosion resistance the anti-sun tan by the sun, and can be the bending repeatedly that 4～5s, angle are ± 30 ° in the cycle of bearing.
Beneficial effect:
(1) cable joint of electric power transfer between the floating drum that the utility model waves with ripple for raft formula hydraulic pressure wave-power device, single-degree-of-freedom ball pivot assembly is converted into the unidirectional of directions and waves waving with ripple, guarantee cable within the scope of limited angle and in single direction bending, thereby guarantee the reliability that it works long hours.
(2) the utility model rubber bellows and sealed at both ends structure thereof are by single-degree-of-freedom ball pivot assembly and seawater isolation, and bellows waves with tailstock and headstock, thereby the movable sealing structure of tailstock and headstock is converted into static seal structure, has improved the reliability of watertight.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model cable is crossed bent sub.
Fig. 2 is the structural representation of the utility model single-degree-of-freedom ball pivot assembly.
Fig. 3 is principle schematic of the present utility model.
Wherein, 1-pressure ring I, 2-tailstock, the hinged cover of 3-, 4-articulated joint, 5-headstock, 6-pressure ring II, 7-rubber bellows, 8-guide finger, 9-straight pin, 10-guide vane end stop, 11-cable, 12-socket
Embodiment
Below in conjunction with the accompanying drawing embodiment that develops simultaneously, the utility model is described in detail.
As shown in Figure 1, the utility model provides a kind of cable to cross bent sub, this joint comprises single-degree-of-freedom ball pivot assembly, pressure ring I 1, tailstock 2, headstock 5, pressure ring II 6, rubber bellows 7, cable 11 and socket 12, wherein tailstock 2 and headstock 5 are cavity cylinder, on both peripheries, be provided with erecting bed, and on periphery, be radially processed with dowel hole, the inner surface of tailstock 2 afterbodys is processed into the conical surface.
Rubber bellows 7 adopts elastomeric material to make, and this material seawater corrosion resistance the anti-sun tan by the sun, and can be the bending repeatedly that 4～5s, angle are ± 30 ° in the cycle of bearing.
As shown in Figure 2, single-degree-of-freedom ball pivot assembly comprises hinged cover 3, articulated joint 4, guide finger 8, straight pin 9 and guide vane end stop 10;
Wherein, hinged cover 3 is cavity structure, and its head is cylinder, and the outer surface of afterbody is arcwall face, and inner surface is sphere, and the openend of sphere is to the outer surface cutting formation conical surface, on hinged cover 3, is radially processed with guide pin hole and dowel hole.
Guide vane end stop 10 is cavity cylinder, and the two ends of inner surface are all processed into the conical surface, is also processed with dowel hole on guide vane end stop 10.
The installation relation of single-degree-of-freedom ball pivot assembly: the head of articulated joint 4 is sleeved on hinged cover 3 afterbody inner chambers and forms single-degree-of-freedom ball pivot unit, both spheres are slidably matched mutually, guide finger 8 passes the guide pin hole on hinged cover 3 and is against in the gathering sill of articulated joint 4, guide finger 8 plays the effect of guide-localization when articulated joint 4 is slided, thereby make rubber bellows 7 and cable 11 do bending motion in the direction limiting, thereby can guarantee that articulated joint 4 moves in the degree of freedom limiting, the head end of hinged cover 3 docking in two single-degree-of-freedom ball pivot unit, and be connected as integral body by guide vane end stop 10, so that articulated joint 4 dismounting, to be dowel hole on guide vane end stop 10 corresponding with dowel hole position on hinged cover 3 and straight pin 9 is installed and is carried out being reliably connected location, the conical surface at guide vane end stop 10 inner surface two ends and the sphere of articulated joint 4 are tangent, the conical surface of hinged cover 3 sphere openends in order to leave swing space to articulated joint 4 when swinging.
Integral installation relation: in single-degree-of-freedom ball pivot assembly, the afterbody of two ends articulated joint 4 is set in the inner chamber of tailstock 2 and headstock 5, and is connected by alignment pin, the conical surface of tailstock 2 afterbody inner surfaces and the inner surface of articulated joint 4 are level and smooth conical surface transition;
For making the power cable 11 and seawater isolation between socket 12, adopt rubber bellows 7 to connect tailstock 2 and the headstock 5 of two relative motions, rubber bellows 7 outsides and contact with sea water, rubber bellows 7 two ends are seal with O ring structure, and by pressure ring I 1 and pressure ring II 6, be pressed on respectively on the erecting bed of tailstock 2 and headstock 5, to guarantee that cable is through partial interior structure watertight, tailstock 2 is relative with headstock 5 while waving, rubber bellows 7 is followed swing, and its sealed at both ends part is relatively static, thereby movable sealing is converted into static seal, make it there is the reliability working long hours,
The tail end face of tailstock 2 is installed bracing frame, on bracing frame and the afterbody of headstock 5 be all provided with between 12, two sockets 12 of socket and 6 cables 11 be installed for transferring electric power, through-put power is 300kW, direct voltage is 1000V, electric current is 300A.
Operation principle:
As shown in Figure 3, when cable, crossing bent sub is subject to lateral force and does the used time, in single-degree-of-freedom ball pivot assembly, articulated joint 4 is under hinged cover 3 and guide vane end stop 10 spacing, both spheres of articulated joint 4 and hinged cover 3 cooperatively interact, and the centre of sphere overlapping around both rotates in the cone angle limiting, when keeping energising, watertight, under the effect of rubber bellows 7, can make outside stube cable plug do not bent in the scope of design of-30 °～+ 30 ° of requirements.
The raft formula wave-power device that application the utility model is manufactured is a set of, through sea trial, proves, by cable, crosses the bending that bent sub weakens outside stube cable plug, has effectively improved the useful life of external cable plug.
Above-mentioned cable is crossed bent sub and can be guaranteed under marine environment, between the socket of relative motion by movable sealing is converted into static seal structure, and the random swing of cable is limited to single-degree-of-freedom direction, thereby reliable transferring electric power, to guarantee electrical power transmission system reliably working for a long time, and make this cable cross bent sub to have realized the transmitting that waves electric power between body, there is compact conformation, easy to assembly, maintainability good, high reliability.
In sum, these are only preferred embodiment of the present utility model, be not intended to limit protection range of the present utility model.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (4)
1. a cable is crossed bent sub, it is characterized in that, this joint comprises single-degree-of-freedom ball pivot assembly, pressure ring I (1), tailstock (2), headstock (5), pressure ring II (6), rubber bellows (7), cable (11) and socket (12), described tailstock (2) and headstock (5) are cavity cylinder, on both peripheries, are provided with erecting bed;
Described single-degree-of-freedom ball pivot assembly comprises hinged cover (3), articulated joint (4), guide finger (8), straight pin (9) and guide vane end stop (10); Wherein hinged cover (3) is cavity structure, and the inner surface of its head is the face of cylinder, and the inner surface of afterbody is sphere, and the openend of sphere forms the conical surface to outer surface cutting, and hinged cover is radially processed with guide pin hole and dowel hole on (3); Articulated joint (4) is also cavity structure, and head outer surface is sphere, is processed with gathering sill on sphere, and afterbody outer surface is the face of cylinder; Guide vane end stop (10) is cavity cylinder, and the two ends of inner surface are all processed into the conical surface, and guide vane end stop is also processed with dowel hole on (10);
Installation relation: the head of articulated joint (4) is sleeved on hinged cover (3) afterbody inner chamber and forms single-degree-of-freedom ball pivot unit, both spheres cooperatively interact, guide finger (8) passes the guide pin hole on hinged cover (3) and is against in the gathering sill of articulated joint (4), the head end of hinged cover (3) docking in two single-degree-of-freedom ball pivot unit, and be connected as integral body by guide vane end stop (10), dowel hole on guide vane end stop (10) is corresponding with dowel hole position on hinged cover (3) and straight pin (9) is installed is connected location, the conical surface at guide vane end stop (10) inner surface two ends and the sphere of articulated joint (4) are tangent,
In single-degree-of-freedom ball pivot assembly, the afterbody of two ends articulated joint (4) is set in the inner chamber of tailstock (2) and headstock (5), and be connected by alignment pin, the two ends of rubber bellows (7) are pressed on the erecting bed of tailstock (2) and headstock (5) by pressure ring I (1) and pressure ring II (6) respectively, the tail end face of tailstock (2) is installed bracing frame, on bracing frame and the afterbody of headstock (5) socket (12) is all installed, installing cables (11) between two sockets (12).
2. cable as claimed in claim 1 is crossed bent sub, it is characterized in that, the inner surface of described tailstock (2) afterbody is processed into the conical surface, and the conical surface is also processed at the two ends of articulated joint (4) inner surface, and both inner surfaces are level and smooth conical surface transition.
3. cable as claimed in claim 1 is crossed bent sub, it is characterized in that, the outer surface of described hinged cover (3) afterbody is arcwall face.
4. cable as claimed in claim 1 is crossed bent sub, it is characterized in that, described rubber bellows (7) adopts elastomeric material to make, and this material seawater corrosion resistance the anti-sun tan by the sun, and can be the bending repeatedly that 4～5s, angle are ± 30 ° in the cycle of bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320571541.0U CN203536632U (en) | 2013-09-13 | 2013-09-13 | Cable turning connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320571541.0U CN203536632U (en) | 2013-09-13 | 2013-09-13 | Cable turning connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203536632U true CN203536632U (en) | 2014-04-09 |
Family
ID=50422809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320571541.0U Withdrawn - After Issue CN203536632U (en) | 2013-09-13 | 2013-09-13 | Cable turning connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203536632U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474830A (en) * | 2013-09-13 | 2013-12-25 | 中国船舶重工集团公司第七一〇研究所 | Cable turning connector |
| CN106300220A (en) * | 2016-08-29 | 2017-01-04 | 中天海洋系统有限公司 | A kind of piecing devices connecting the dynamic cable in seabed and seabed static state cable |
| CN108160626A (en) * | 2017-12-23 | 2018-06-15 | 特诺恩技术（天津）有限公司 | A kind of internal surface of pipe clearing apparatus |
-
2013
- 2013-09-13 CN CN201320571541.0U patent/CN203536632U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474830A (en) * | 2013-09-13 | 2013-12-25 | 中国船舶重工集团公司第七一〇研究所 | Cable turning connector |
| CN103474830B (en) * | 2013-09-13 | 2015-06-10 | 中国船舶重工集团公司第七一〇研究所 | Cable turning connector |
| CN106300220A (en) * | 2016-08-29 | 2017-01-04 | 中天海洋系统有限公司 | A kind of piecing devices connecting the dynamic cable in seabed and seabed static state cable |
| CN108160626A (en) * | 2017-12-23 | 2018-06-15 | 特诺恩技术（天津）有限公司 | A kind of internal surface of pipe clearing apparatus |
| CN108160626B (en) * | 2017-12-23 | 2024-02-02 | 特诺恩技术（天津）有限公司 | Pipe inner surface cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140409 Effective date of abandoning: 20150610 |
|
| RGAV | Abandon patent right to avoid regrant |