CN113872143B - Joint assembly of cable for wind power tower cylinder - Google Patents
Joint assembly of cable for wind power tower cylinder Download PDFInfo
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- CN113872143B CN113872143B CN202111254542.8A CN202111254542A CN113872143B CN 113872143 B CN113872143 B CN 113872143B CN 202111254542 A CN202111254542 A CN 202111254542A CN 113872143 B CN113872143 B CN 113872143B
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- pulley
- assembly
- fixing
- groove
- shell
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Wind Motors (AREA)
Abstract
The invention discloses a joint assembly of a cable for a wind power tower, which comprises a splicing and clamping pipe, an assembling shell, a pulley cover body and a pulley, wherein the splicing and clamping pipe comprises a first fixing part, a connecting part and a second fixing part, and a plurality of fixing holes are circumferentially arranged on the outer side of the first fixing part; the assembling shell is provided with a first fixing groove and a second fixing groove along the central axis, a plurality of pulley assembling cavities are uniformly distributed in the shell wall of the middle part of the assembling shell along the circumference of the axis of the assembling shell, a pulley supporting seat is arranged in each pulley assembling cavity, and a first pulley groove and a lower shaft groove perpendicular to the first pulley groove are axially arranged on each pulley supporting seat along the assembling shell; the two assembling shells are coaxially arranged on the outer side of the connecting clamping pipe, the pulley is arranged on the pulley supporting seat, and the pulley cover body is matched with the pulley assembling cavity and the pulley supporting seat to fix the pulley. The joint assembly of the cable for the wind power tower can improve the efficiency of installing and laying the cable assembly in the wind power tower.
Description
Technical Field
The invention belongs to the field of cable joint assemblies, and particularly relates to a joint assembly of a cable for a wind power tower cylinder.
Background
As the conventional energy is continuously consumed and the environmental problems caused by the conventional energy are increasingly serious, the development and utilization of green energy have become an important subject of the current world development. Wind energy is an important renewable clean energy, and compared with other clean energy such as hydroelectric power, nuclear power, solar energy and the like, the wind energy has the advantages of small fixed investment, low operation and maintenance cost, safety, stability and the like. The wind zone resources in China are rich, and the development and utilization of wind energy are important contents and directions of the current power grid development. Wind power generation systems applied to wind belts generally comprise blade assemblies, wind turbine motors, tower drums and other support assemblies, electric energy transmission assemblies and the like. In practical application, especially in the new construction, operation and maintenance of a wind power generation system, cables for wind power transmission need to be installed and laid. For the cable joint assembly needing branch treatment or sealed explosion-proof treatment, when the cable is unreeled, pulled and installed and laid, particularly when the cable is vertically installed and laid, the cable joint assembly cannot pass through the guide support and the installation fixing support and needs to be installed separately in a segmented mode, and therefore the operation efficiency is low.
Disclosure of Invention
The invention aims to provide a joint component of a cable for a wind power tower.
According to an aspect of the invention, the invention provides a joint assembly of a cable for a wind power tower, which comprises a splicing and clamping pipe, an assembling shell, a pulley cover body and a pulley.
Furthermore, the splicing sleeve comprises a first fixing part, a connecting part and a second fixing part, wherein two ends of the first fixing part are integrally connected with the second fixing part through the connecting part respectively, the outer diameter of the first fixing part is larger than that of the connecting part, the outer diameter of the second fixing part is increased and then reduced, and a plurality of fixing holes are circumferentially and uniformly arranged on the outer side of the first fixing part.
Furthermore, the assembly shell is in a semi-ellipsoidal shape as a whole, the assembly shell is provided with a first fixing groove and second fixing grooves at two ends of the first fixing groove along a central axis, a plurality of pulley assembly cavities are uniformly distributed in a shell wall at the middle part of the assembly shell along the circumference of the axis of the assembly shell, the pulley support seats are arranged in the pulley assembly cavities in a one-to-one correspondence mode, and the pulley support seats are provided with first pulley grooves and lower shaft grooves perpendicular to the first pulley grooves along the axial direction of the assembly shell.
Furthermore, the pulley cover body is composed of an upper surface and cover body fixing ends distributed at the lower parts of two ends of the upper surface, a second pulley groove is formed in the upper surface along the length direction of the pulley cover body, an upper shaft groove is formed in the lower part of the second pulley groove, and a threaded hole is formed in the outer side face of the fixing end of the cover body. The two assembling shells are coaxially arranged on the outer side of the splicing and clamping pipe, the pulley is arranged on the pulley supporting seat, and the pulley cover body is matched with the pulley assembling cavity and the pulley supporting seat to fix the pulley.
Preferably, an inner diameter of the first fixing groove is equal to an outer diameter of the first fixing part.
Preferably, an inner diameter of the second fixing groove is equal to an outer diameter of the connecting portion.
Preferably, the plurality of first fastening holes are distributed in the housing on two sides of the length direction of the pulley assembly cavity along the circumference of the axis of the assembly housing, the axis of the first fastening holes is parallel to the axis of the assembly housing, and the first fastening holes are communicated with the pulley assembly cavity.
Preferably, the plurality of second fastening holes are circumferentially distributed in the housing on both sides of the pulley assembly cavity in the width direction along an axis of the assembly housing, the axis of the second fastening holes is perpendicular to the axis of the assembly housing, and the second fastening holes are communicated with the first fixing groove through the assembly housing.
Preferably, the plurality of elastic grooves are uniformly distributed on the second fixing portion and the connecting portion along the circumference of the axis of the splicing sleeve.
Preferably, the first and second pulley grooves have a length greater than a diameter of the pulley and a width greater than a width of the pulley.
Preferably, the inner diameters of the lower and upper shaft grooves are larger than the outer diameter of the wheel axle.
Preferably, the upper surface of the pulley cover body is a curved surface, and the curvature of the upper surface of the pulley cover body is consistent with the curvature of the assembly housing missing from the upper part of the pulley assembly cavity.
Preferably, the threaded hole is arranged coaxially with the first fastening hole.
Compared with the prior art, the invention has the beneficial effects that: when the cable joint assembly is unreeled and vertically installed and laid, the cable joint can be smoothly drawn on line through the unreeling guide support and the laying installation support, and the efficiency of installing and laying the cable assembly in the wind power tower is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a block diagram of a joint assembly for a cable for a wind tower according to the present invention;
FIG. 2 is a structural diagram of a splicing sleeve of the joint assembly of the cable for a wind tower according to the present invention;
FIG. 3 is a block diagram of an assembly housing of the joint assembly of the cable for a wind tower according to the present invention;
FIG. 4 is an assembly view of a connector assembly for a cable for a wind tower according to the present invention;
wherein, 1-splicing holding tube, 11-first fixed part, 12-connecting part, 13-second fixed part, 14-elastic groove, 15-fixing hole; 2-assembling a shell, 21-a pulley assembling cavity, 22-a pulley supporting seat, 23-a first pulley groove, 24-a lower shaft groove, 25-a first fastening hole, 26-a second fastening hole, 27-a second fixing groove, 28-the first fixing groove, 3-a pulley cover, 31-a cover fixing end, 32-a second pulley groove, 33-an upper shaft groove, 34-a threaded hole, 4-a pulley and 41-a wheel shaft.
Detailed Description
The present invention will be described in detail and with reference to specific examples thereof, which are set forth to illustrate, but are not to be construed as the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In addition to the specific methods, devices, and materials used in the examples, any methods, devices, and materials similar or equivalent to those described in the examples may be used in the practice of the invention, in addition to the specific methods, devices, and materials used in the examples, in keeping with the knowledge of one skilled in the art and with the description of the invention.
Examples
As shown in fig. 1 and 4, the joint assembly of the cable for the wind power tower comprises a splicing and clamping pipe 1, an assembling shell 2, a pulley cover body 3 and a pulley 4.
As shown in fig. 2, the splicing sleeve 1 includes a first fixing portion 11, a connecting portion 12 and a second fixing portion 13, two ends of the first fixing portion 11 are integrally connected to the second fixing portion 13 through the connecting portion 12, an outer diameter of the first fixing portion 11 is larger than an outer diameter of the connecting portion 12, an outer diameter of the second fixing portion 13 is increased and then decreased, and a plurality of fixing holes 15 are circumferentially and uniformly disposed outside the first fixing portion 11.
As shown in fig. 1 and 3, the assembly case 2 is half ellipsoidal as a whole, the assembly case 2 is provided with a first fixing groove 28 and second fixing grooves 27 at both ends of the first fixing groove 28 along a central axis, a plurality of pulley assembly cavities 21 are uniformly distributed in a case wall at a middle portion of the assembly case 2 along a circumference of an axial center of the assembly case 2, the pulley support seats 22 are provided in the pulley assembly cavities 21 in a one-to-one correspondence, and the pulley support seats 22 are provided with first pulley grooves 23 and lower axial grooves 24 provided perpendicular to the first pulley grooves 23 along an axial direction of the assembly case 2.
As shown in fig. 1, the pulley cover 3 is composed of an upper surface and cover fixing ends 31 distributed at the lower parts of both ends of the upper surface, the upper surface is provided with a second pulley groove 32 along the length direction of the pulley cover 3, the lower part of the second pulley groove 32 is provided with an upper shaft groove 33, and the outer side surface of the cover fixing end 31 is provided with a threaded hole 34; the two assembling shells 2 are coaxially arranged on the outer side of the connecting clamping pipe 1, the pulley 4 is arranged on the pulley supporting seat 22, and the pulley cover body 3 is matched with the pulley assembling cavity 21 and the pulley supporting seat 22 to fix the pulley 4.
The inner diameter of the first fixing groove 28 is equal to the outer diameter of the first fixing portion 11.
The inner diameter of the second fixing groove 27 is equal to the outer diameter of the connecting portion 12.
The plurality of first fastening holes 25 are circumferentially distributed in the housing on both sides in the length direction of the pulley fitting cavity 21 along the axis of the fitting housing 2, the axis of the first fastening holes 25 is parallel to the axis of the fitting housing 2, and the first fastening holes 25 communicate with the pulley fitting cavity 21.
The plurality of second fastening holes 26 are circumferentially distributed in the housing on both sides in the width direction of the pulley fitting chamber 21 along the axis of the fitting housing 2, the axis of the second fastening holes 26 is perpendicular to the axis of the fitting housing 2, and the second fastening holes 26 communicate with the first fixing groove 28 penetrating the fitting housing 2.
A plurality of elastic grooves 14 are uniformly distributed on the second fixing portion 13 and the connecting portion 12 along the circumference of the axis of the splicing sleeve 1.
The lengths of the first and second pulley grooves 23 and 32 are greater than the diameter of the pulley 4, and the widths of the first and second pulley grooves 23 and 32 are greater than the width of the pulley 4.
The inner diameters of the lower shaft groove 24 and the upper shaft groove 33 are larger than the outer diameter of the wheel shaft 41.
The upper surface of the pulley cover 3 is a curved surface, and the curvature of the upper surface of the pulley cover 3 is identical to the curvature of the assembly housing 2 missing from the upper part of the pulley assembly cavity 21.
The threaded hole 34 is arranged coaxially with the first fastening hole 25.
In practical application, the ends of the cables to be connected are assembled at two ends of the splicing and clamping tube 13 respectively, the two assembling shells 2 are coaxially arranged at the outer side of the splicing and clamping tube 1, the lower part of the wheel shaft 41 of the pulley 4 is assembled in the lower shaft groove 24, the upper part of the wheel shaft 41 of the pulley 4 is matched with the upper shaft groove 33 of the pulley cover body 3, so that the pulley 4 is installed in the first pulley groove 23 and the second pulley groove 32, and a fastening piece (not shown) is connected with the first fastening hole 25 and the threaded hole 34 to fix the pulley cover body 3, so that the pulley 4 is installed; a fastening member (not shown) is connected to the second fastening hole 26 and the fixing hole 15 to fixedly assemble the assembly housing 2 to the splicing sleeve 1. When the cable splicing part is unreeled and vertically installed and laid, the cable splicing part can smoothly draw a cable joint on line through the unreeling guide support and the laying installation support, and the efficiency of installing and laying the cable assembly in the wind power tower cylinder is improved.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a joint Assembly of cable for wind power tower cylinder which characterized in that: the joint component of the cable for the wind power tower barrel comprises a splicing and clamping pipe (1), an assembling shell (2), a pulley cover body (3) and a pulley (4), wherein the splicing and clamping pipe (1) comprises a first fixing part (11), a connecting part (12) and a second fixing part (13), two ends of the first fixing part (11) are integrally connected with the second fixing part (13) through the connecting part (12) respectively, the outer diameter of the first fixing part (11) is larger than that of the connecting part (12), the outer diameter of the second fixing part (13) is increased firstly and then reduced, and the circumferences of a plurality of fixing holes (15) are uniformly formed in the outer side of the first fixing part (11); the assembling shell (2) is integrally semi-ellipsoidal, a first fixing groove (28) and second fixing grooves (27) at two ends of the first fixing groove (28) are formed in the assembling shell (2) along the central axis, a plurality of pulley assembling cavities (21) are uniformly distributed in the shell wall of the middle part of the assembling shell (2) along the axis circumference of the assembling shell (2), pulley supporting seats (22) are arranged in the pulley assembling cavities (21) in a one-to-one correspondence mode, and a first pulley groove (23) and a lower shaft groove (24) which is perpendicular to the first pulley groove (23) are formed in the pulley supporting seats (22) along the axial direction of the assembling shell (2); the pulley cover body (3) consists of an upper surface and cover body fixing ends (31) distributed at the lower parts of two ends of the upper surface, a second pulley groove (32) is formed in the upper surface along the length direction of the pulley cover body (3), an upper shaft groove (33) is formed in the lower part of the second pulley groove (32), and a threaded hole (34) is formed in the outer side surface of each cover body fixing end (31); two assembly shell (2) set up the outside at splicing sleeve (1) with the axle center, pulley (4) set up on pulley supporting seat (22), pulley lid (3) and pulley assembly chamber (21) and pulley supporting seat (22) phase-match are fixed pulley (4), a plurality of second fastening holes (26) distribute in the casing of pulley assembly chamber (21) width direction both sides along the axis circumference of assembly shell (2), the axis of second fastening hole (26) is perpendicular with the axis of assembly shell (2), second fastening hole (26) with run through assembly shell (2) and first fixed slot (28) intercommunication.
2. The joint assembly of cables for wind towers according to claim 1, characterized in that the inner diameter of the first fixing groove (28) is equal to the outer diameter of the first fixing portion (11).
3. The joint assembly of cables for wind power towers according to claim 1 or 2, characterized in that the inner diameter of the second fixing groove (27) is equal to the outer diameter of the connecting portion (12).
4. The joint assembly of the cable for the wind tower according to claim 1, wherein a plurality of first fastening holes (25) are circumferentially distributed in the pulley assembly cavity (21) along the axis of the assembly housing (2) at two sides of the length direction of the pulley assembly cavity, the axis of the first fastening holes (25) is parallel to the axis of the assembly housing (2), and the first fastening holes (25) are communicated with the pulley assembly cavity (21).
5. The joint assembly of cables for wind towers according to claim 1, characterized in that a plurality of elastic grooves (14) are uniformly distributed on the second fixing portion (13) and on the connecting portion (12) along the circumference of the axis of the splicing sleeve (1).
6. The joint assembly of cables for wind power towers according to claim 1, characterized in that the length of the first pulley groove (23) and the second pulley groove (32) is greater than the diameter of the pulley (4), and the width of the first pulley groove (23) and the second pulley groove (32) is greater than the width of the pulley (4).
7. The joint assembly of cables for wind power towers according to claim 6, characterized in that the lower axial grooves (24) and the upper axial grooves (33) have an inner diameter greater than the outer diameter of the axle (41).
8. The joint assembly of cables for wind power towers according to claim 6 or 7, characterized in that the upper surface of the pulley cover body (3) is curved, and the curvature of the upper surface of the pulley cover body (3) is consistent with the curvature of the assembly housing (2) missing from the upper part of the pulley assembly cavity (21).
9. The joint assembly of cables for wind power towers according to claim 1, characterized in that the threaded hole (34) is arranged coaxially to the first fastening hole (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111254542.8A CN113872143B (en) | 2021-10-27 | 2021-10-27 | Joint assembly of cable for wind power tower cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111254542.8A CN113872143B (en) | 2021-10-27 | 2021-10-27 | Joint assembly of cable for wind power tower cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113872143A CN113872143A (en) | 2021-12-31 |
| CN113872143B true CN113872143B (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111254542.8A Active CN113872143B (en) | 2021-10-27 | 2021-10-27 | Joint assembly of cable for wind power tower cylinder |
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| CN (1) | CN113872143B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683120B (en) * | 2013-12-18 | 2017-02-15 | 国家电网公司 | Auxiliary drawing head of power cable threading apparatus |
| CN106099771B (en) * | 2016-07-11 | 2018-04-24 | 国网辽宁省电力有限公司盘锦供电公司 | Cable guide device |
| CN106253189A (en) * | 2016-09-06 | 2016-12-21 | 苏州希倍优辊轮有限公司 | A kind of sea cable centralized positioning clamp traction apparatus |
| CN206506231U (en) * | 2017-03-13 | 2017-09-19 | 上海凯波水下工程有限公司 | A kind of cable draws damping device over long distances |
| CN111697493A (en) * | 2020-07-20 | 2020-09-22 | 烟台职业学院 | Threading construction device for ship electrical engineering and use method |
| CN113471883B (en) * | 2021-08-19 | 2022-12-23 | 广东电网有限责任公司 | Cable duct haulage rope threading device |
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2021
- 2021-10-27 CN CN202111254542.8A patent/CN113872143B/en active Active
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| CN113872143A (en) | 2021-12-31 |
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