CN112563987A - Generator internal cable fixing device - Google Patents
Generator internal cable fixing device Download PDFInfo
- Publication number
- CN112563987A CN112563987A CN202011386146.6A CN202011386146A CN112563987A CN 112563987 A CN112563987 A CN 112563987A CN 202011386146 A CN202011386146 A CN 202011386146A CN 112563987 A CN112563987 A CN 112563987A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- cable
- generator
- shell
- fixing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
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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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/80—Arrangement of components within nacelles or towers
- F03D80/82—Arrangement of components within nacelles or towers of electrical components
- F03D80/85—Cabling
-
- 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
- H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
-
- 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
- H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
- H02G11/003—Arrangements of electric cables or lines between relatively-movable parts using gravity-loaded or spring-loaded loop
-
- 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
- H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
- H02G11/02—Arrangements of electric cables or lines between relatively-movable parts using take-up reel or drum
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a fixing device for an internal cable of a generator, and relates to the technical field of generator equipment. The cable retractor comprises a shell, wherein a pair of fastening components are symmetrically and fixedly connected to two ends in the shell, and a cable contraction component is fixedly connected to the middle position in the shell; the fastening assembly comprises a fixed seat, the fixed seat is fixedly connected to the bottom of the shell, a plurality of supporting rods are rotatably connected to the fixed seat, the upper ends of the supporting rods are fixedly connected with a connecting plate, and the surface of the connecting plate is fixedly connected with a connecting sleeve; a support plate is fixedly connected to the side surface of the fixed seat, and an elastic structure is fixedly connected between the support rod and the support plate; the contraction assembly comprises a bottom plate, a fixed shaft is fixedly connected to the bottom plate, the upper end of the fixed shaft is rotatably connected with a rotary table, and a pulley is fixedly connected to the upper surface of the rotary table. According to the invention, the connecting sleeve is fixedly connected to the upper end of the supporting rod, the cable is fixedly connected in the connecting sleeve, and the supporting rod can rotate when the cable swings, so that the tension force applied to the cable is reduced.
Description
Technical Field
The invention belongs to the technical field of generators, and particularly relates to a fixing device for cables inside a generator.
Background
Wind generators require frequent yawing to obtain larger wind generator nacelles to align the impeller with the wind direction; cables in the generator cabin extend to the tower body from the generator cabin, and the cables are easy to twist and wear to damage when the generator cabin deflects, so that potential safety hazards exist; in the prior art, U-shaped wire chases are arranged at a generator room and a tower body to support a cable, so that the cable and the tower body are prevented from being abraded; however, when the engine room rotates, the cable of the cable overhanging section in the tower body swings, the cable is not provided with a fixing device, the wiring port of the cable bears large pulling force when the cable swings, the existing fixing process cannot bear the weight of the cable well, the fixing effect is not good, the cable gliding risk still exists, if the cable gliding occurs, the cable position recovery work difficulty is large, the problem that the downtime is long can be caused, the production efficiency is influenced, and accidents such as cable falling and fire disasters can be caused.
Disclosure of Invention
The invention aims to provide a fixing device for cables inside a generator, which is characterized in that the cables are fixed through a fastening assembly in a cable incoming mode, and an elastic telescopic structure is connected between a supporting rod and a supporting plate, so that the problem of falling risk caused by large tension when the cables inside the existing wind driven generator swing is solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a fixing device for cables in a generator, which comprises a shell, wherein a pair of fastening components for fixing the cables are symmetrically and fixedly connected to two ends in the shell, and a contraction component for the cables is fixedly connected to the middle position in the shell; the fastening assembly comprises a fixed seat, the fixed seat is fixedly connected to the bottom of the shell, a plurality of support rods are rotatably connected to the fixed seat, the support rods are uniformly distributed along the length direction of the fixed seat, a connecting plate is fixedly connected to the upper ends of the support rods, and a connecting sleeve for fastening a cable is fixedly connected to the surface of the connecting plate; the side surface of the fixed seat is fixedly connected with support plates which correspond to the support rods one by one, and an elastic structure is fixedly connected between the support rods and the support plates; the shrink subassembly includes a bottom plate, bottom plate fixed connection be in the casing bottom, fixed connection on the bottom plate with the fixed axle of bracing piece one-to-one, a carousel is connected in the rotation of fixed axle upper end, a carousel upper surface fixed connection pulley, the carousel with a fixed connection spring between the bottom plate.
Further, the side of the two ends of the shell is provided with a plurality of through holes which are matched with cables to penetrate through, and the through holes are strip-shaped holes in the vertical direction.
Furthermore, an arc-shaped plate along the rotation direction of the support rod is fixed at the end part of the support plate, an arc-shaped sliding hole is formed in the side face of the arc-shaped plate, and a sliding shaft in sliding fit with the sliding hole is fixedly connected to the side face of the support rod.
Furthermore, the elastic structure is an elastic telescopic rod.
Furthermore, the fixing seat is provided with a groove correspondingly connected with the support rod, and the lower end of the support rod is rotatably connected in the groove.
Furthermore, the two ends of the connecting sleeve are fixedly connected with locking sleeves.
Furthermore, both ends of the connecting sleeve are provided with thread parts, the locking sleeve is in threaded connection with the thread parts, a plurality of expansion holes are formed in the surface of the thread parts, and the inner diameter of the locking sleeve is smaller than the outer diameter of the thread parts.
Furthermore, a pair of limiting columns is symmetrically and fixedly connected to the rotary table, the cable penetrates through the two limiting columns and the pulley respectively, and an annular limiting groove is formed in the peripheral side face of the pulley.
The invention has the following beneficial effects:
1. according to the invention, the connecting sleeve is fixedly connected at the upper end of the supporting rod, the cable is fixedly connected in the connecting sleeve, the elastic telescopic structure is connected between the supporting rod and the supporting plate, the supporting rod can rotate when the cable swings, and the elastic telescopic structure supports the supporting rod, so that the tension force applied to the cable is reduced.
2. According to the invention, the retracting assembly is connected between the two fastening assemblies in the shell, so that the cable in the shell can be retracted within a certain length, and the internal cable is prevented from being over-tightened.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the fastener assembly;
FIG. 3 is a schematic view of the retraction assembly;
FIG. 4 is a schematic structural view of the connecting sleeve;
in the drawings, the components represented by the respective reference numerals are listed below:
1-shell, 2-fixed seat, 201-groove, 202-support plate, 203-arc plate, 204-sliding hole, 3-support rod, 301-connecting plate, 302-sliding shaft, 4-connecting sleeve, 401-threaded part, 402-expansion hole, 403-locking sleeve, 5-elastic telescopic structure, 6-bottom plate, 7-fixed shaft, 8-rotary table, 9-pulley, 10-limiting column, 11-spring, 12-cable and 13-through hole.
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 is to be understood that the terms "bunghole," "upper," "lower," "diameter," "top," "middle," "bottom," "inner," "peripheral side," and the like are used in an orientation or positional relationship merely to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered as limiting the invention.
Referring to fig. 1-4, the present invention is a device for fixing a cable inside a generator, including a housing 1, a pair of fastening components for fixing a cable 12 are symmetrically and fixedly connected to two ends of the housing 1, and a contraction component for fixing a cable 12 is fixedly connected to a middle position of the housing 1.
Referring to fig. 2, the fastening assembly includes a fixing base 2, the fixing base 2 is fixedly connected to the bottom of the housing 1, the fixing base 2 is rotatably connected to a plurality of support rods 3, the support rods 3 are uniformly distributed along the length direction of the fixing base 2, the upper ends of the support rods 3 are fixedly connected to a connecting plate 301, and the surface of the connecting plate 301 is fixedly connected to a connecting sleeve 4 for fastening the cable 12; the supporting plates 202 corresponding to the supporting rods 3 one to one are fixedly connected to the side faces of the fixing seat 2, the elastic structures 5 are fixedly connected between the supporting rods 3 and the supporting plates 202, and when the cable 12 swings, the supporting rods 3 rotate, and the elastic structures 5 enable the supporting rods 3 to recover the original positions.
Referring to fig. 3, the retraction assembly includes a bottom plate 6, the bottom plate 6 is fixedly connected to the bottom of the housing 1, the bottom plate 6 is fixedly connected to a fixing shaft 7 corresponding to the support rods 3 one by one, the upper end of the fixing shaft 7 is rotatably connected to a turntable 8, the upper surface of the turntable 8 is fixedly connected to a pulley 9, a spring 11 is fixedly connected between the turntable 8 and the bottom plate 6, and when the turntable 8 rotates, the spring 11 applies a pulling force to the turntable 8 to enable the turntable 8 to return to the original position after rotating.
Preferably, both ends side of casing 1 all is equipped with a plurality of through-holes 13 that cooperation cable 12 passed, and through-hole 13 is vertical direction's bar hole.
Preferably, an arc-shaped plate 203 is fixed at the end of the support plate 202 along the rotation direction of the support rod 3, an arc-shaped sliding hole 204 is formed in the side surface of the arc-shaped plate 203, and a sliding shaft 302 in sliding fit with the sliding hole 204 is fixedly connected to the side surface of the support rod 3.
Preferably, the elastic structure 5 is an elastic telescopic rod, the elastic telescopic rod comprises a rod body and a barrel body, the rod body and the barrel body are movably connected, and a spring is connected to the bottom in the barrel body.
Preferably, the fixing base 2 is provided with a groove 201 correspondingly connected with the support rod 3, and the lower end of the support rod 3 is rotatably connected in the groove 201.
Preferably, the connecting sleeve 4 is fixedly connected with a locking sleeve 403 at both ends, and the cable 12 is fixed in the connecting sleeve 4 through the locking sleeve 403.
Preferably, the connecting sleeve 4 is provided with a thread part 401 at both ends, the locking sleeve 403 is in threaded connection with the thread part 401, the surface of the thread part 401 is provided with a plurality of expansion holes 402, and the inner diameter of the locking sleeve 403 is smaller than the outer diameter of the thread part 401.
Preferably, a pair of limiting columns 10 are symmetrically and fixedly connected to the turntable 8, the cable 12 penetrates between the two limiting columns 10 and the pulley 9 respectively, an annular limiting groove is formed in the side face of the periphery of the pulley 9, the turntable can be driven to rotate within a certain angle when the cable 12 swings, the length of the cable 12 can be increased when the turntable rotates, and the cable 12 is prevented from being over-tight and too large in tension.
One specific application of this embodiment is: when the device is used, the device is fixed in a wind power generator, the cable 12 is fixedly connected in the connecting sleeve 4, the cable 12 bypasses the limiting column 12 and the pulley 9, the supporting rod 3 can rotate when the cable 12 swings, the elastic telescopic structure 5 plays a supporting and buffering role on the supporting rod 3, and meanwhile, the cable 12 can drive the turntable 8 to rotate, so that a certain length of cable is released, and the cable 12 in the shell 1 is prevented from being over-tightened.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. A generator internal cable fixing device comprises a shell (1), and is characterized in that:
a pair of fastening assemblies for fixing the cable are symmetrically and fixedly connected to two ends in the shell (1), and a cable contraction assembly is fixedly connected to the middle position in the shell (1);
the fastening assembly comprises a fixed seat (2), the fixed seat (2) is fixedly connected to the bottom of the shell (1), the fixed seat (2) is rotatably connected with a plurality of support rods (3), the support rods (3) are uniformly distributed along the length direction of the fixed seat (2), the upper ends of the support rods (3) are fixedly connected with a connecting plate (301), and the surface of the connecting plate (301) is fixedly connected with a connecting sleeve (4) for fastening a cable;
support plates (202) which are in one-to-one correspondence with the support rods (3) are fixedly connected to the side faces of the fixed seat (2), and elastic structures (5) are fixedly connected between the support rods (3) and the support plates (202);
the shrink component comprises a bottom plate (6), the bottom plate (6) is fixedly connected with the bottom of the shell (1), the bottom plate (6) is fixedly connected with a fixing shaft (7) in one-to-one correspondence with the support rods (3), a rotary table (8) is rotatably connected with the upper end of the fixing shaft (7), the rotary table (8) is fixedly connected with a pulley (9), and the rotary table (8) is fixedly connected with a spring (11) between the bottom plates (6).
2. The fixing device for the internal cable of the generator as claimed in claim 1, wherein the side surfaces of both ends of the housing (1) are provided with a plurality of through holes (13) for the cable to pass through, and the through holes (13) are strip-shaped holes in the vertical direction.
3. The fixing device for the internal cable of the generator according to claim 1 or 2, wherein an arc-shaped plate (203) along the rotation direction of the supporting rod (3) is fixed at the end of the supporting plate (202), an arc-shaped sliding hole (204) is formed in the side surface of the arc-shaped plate (203), and a sliding shaft (302) in sliding fit with the sliding hole (204) is fixedly connected to the side surface of the supporting rod (3).
4. A generator internal cable fixation device according to claim 3, wherein the elastic structure (5) is an elastic telescopic rod.
5. The fixing device for the internal cable of the generator according to claim 4, wherein the fixing seat (2) is provided with a groove (201) correspondingly connected with the supporting rod (3), and the lower end of the supporting rod (3) is rotatably connected in the groove (201).
6. A generator internal cable fixing device according to claim 1 or 2 or 4 or 5, characterized in that the two ends of the connecting sleeve (4) are fixedly connected with locking sleeves (403).
7. The fixing device for the internal cable of the generator as claimed in claim 6, wherein both ends of the connecting sleeve (4) are provided with a threaded portion (401), the locking sleeve (403) is in threaded connection with the threaded portion (401), the surface of the threaded portion (401) is provided with a plurality of expansion holes (402), and the inner diameter of the locking sleeve (403) is smaller than the outer diameter of the threaded portion (401).
8. The fixing device for the internal cable of the generator according to claim 7, wherein a pair of limiting posts (10) is symmetrically and fixedly connected to the rotating disc (8), the cable respectively passes through between the two limiting posts (10) and the pulley (9), and an annular limiting groove is formed on the peripheral side surface of the pulley (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011386146.6A CN112563987A (en) | 2020-12-01 | 2020-12-01 | Generator internal cable fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011386146.6A CN112563987A (en) | 2020-12-01 | 2020-12-01 | Generator internal cable fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112563987A true CN112563987A (en) | 2021-03-26 |
Family
ID=75046965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011386146.6A Withdrawn CN112563987A (en) | 2020-12-01 | 2020-12-01 | Generator internal cable fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112563987A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202034719U (en) * | 2011-04-15 | 2011-11-09 | 江苏新誉重工科技有限公司 | Cable fixing bracket used in tower tube of wind turbine generator system |
| CN109139397A (en) * | 2018-10-17 | 2019-01-04 | 合肥凌山新能源科技有限公司 | A kind of support device for wind-driven generator inside cable |
| CN111668778A (en) * | 2020-06-03 | 2020-09-15 | 唐胜华 | Power connection device for railway line power transmission |
-
2020
- 2020-12-01 CN CN202011386146.6A patent/CN112563987A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202034719U (en) * | 2011-04-15 | 2011-11-09 | 江苏新誉重工科技有限公司 | Cable fixing bracket used in tower tube of wind turbine generator system |
| CN109139397A (en) * | 2018-10-17 | 2019-01-04 | 合肥凌山新能源科技有限公司 | A kind of support device for wind-driven generator inside cable |
| CN111668778A (en) * | 2020-06-03 | 2020-09-15 | 唐胜华 | Power connection device for railway line power transmission |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210326 |
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| WW01 | Invention patent application withdrawn after publication |