CN208369114U - Cable fixing part, fixed frame and wind power generating set - Google Patents
Cable fixing part, fixed frame and wind power generating set Download PDFInfo
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- CN208369114U CN208369114U CN201821052556.5U CN201821052556U CN208369114U CN 208369114 U CN208369114 U CN 208369114U CN 201821052556 U CN201821052556 U CN 201821052556U CN 208369114 U CN208369114 U CN 208369114U
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- cable
- sheath
- cable fixing
- sealing
- fixing member
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Abstract
本实用新型涉及一种电缆固定件、固定架及风力发电机组。电缆固定件包括：第一护套，包括用于围合于电缆的外周侧的三个以上的弧形分段，每个弧形分段沿径向具有相对的内表面和外表面，外表面沿弧形分段的轴向渐缩；和第二护套，包括用于套设于第一护套的外周侧的内孔，内孔包括与外表面的渐缩方向一致的锥形孔，三个弧形分段在锥形孔内可移动，以使第一护套的径向尺寸可调。该电缆固定件能够防止电缆下滑，减少电气设备的故障发生率，提高了电气设备的可靠性。
The utility model relates to a cable fixing part, a fixing frame and a wind turbine generator set. The cable fixing part comprises: a first sheath, comprising more than three arc segments for enclosing the outer peripheral side of the cable, each arc segment having an inner surface and an outer surface opposite to each other in the radial direction, and the outer surface gradually shrinks along the axial direction of the arc segment; and a second sheath, comprising an inner hole for being sleeved on the outer peripheral side of the first sheath, the inner hole comprising a tapered hole consistent with the tapered direction of the outer surface, and the three arc segments are movable in the tapered hole so that the radial size of the first sheath is adjustable. The cable fixing part can prevent the cable from sliding down, reduce the failure rate of electrical equipment, and improve the reliability of electrical equipment.
Description
Technical field
The utility model relates to technical field of electric equipment, more particularly to a kind of cable fixing part, fixed frame and wind-force
Generating set.
Background technique
The cable that on-fixed is laid in large electric equipment, such as the leader cable of wind power generating set, due to self gravity
It is larger, it is easy to appear roll-off.The downslide of cable makes cable stress, and the connecting terminal of cable may occur under serious situation
It the failures such as is pulled off, leads to equipment downtime.
Utility model content
One purpose of the utility model is to provide a kind of cable fixing part and fixed frame, can prevent cable from gliding.
Another purpose of the utility model is to provide a kind of wind power generating set, can prevent leader cable from gliding, mention
The reliability of high system.
On the one hand, the utility model embodiment provides a kind of cable fixing part comprising: the first sheath, including be used for
Three or more the arcuate segments in the peripheral side of cable are enclosed, each arcuate segments are radially with opposite inner surface and outside
Surface, outer surface are arcuately segmented axially tapered；With the second sheath, including in the peripheral side for being sheathed on the first sheath
Hole, inner hole include the consistent bellmouth in tapered direction with outer surface, and three or more arcuate segments move in bellmouth,
So that the radial dimension of the first sheath is adjustable.
According to the one aspect of the utility model embodiment, multiple protrusions are provided on the inner surface of arcuate segments, it is multiple
Protrusion is distributed in ranks on an internal surface.
According to the one aspect of the utility model embodiment, multiple protrusions are provided on the inner surface of arcuate segments, each
The circumferentially continuous distribution that protrusion is arcuately segmented, and multiple protrusions are arranged with axial in predetermined angular.
According to the one aspect of the utility model embodiment, the first sheath further comprises sealing element, and sealing element is set to
Between two adjacent arcuate segments, and the arcuate segments of sealing element and three or more for enclosing in the periphery of cable jointly
Side, and moved in bellmouth.
According to the one aspect of the utility model embodiment, arcuate segments circumferentially have the first side surface and second side table
Face, sealing element include the first axially distributed sealing, the second sealing and third sealing, and the first sealing and third are close
Envelope portion is set on the first side surface, and the second sealing is set on the second side surface.
According to the one aspect of the utility model embodiment, arcuate segments circumferentially have the first side surface and second side table
Face, sealing element include the 4th sealing being axially distributed and the 5th sealing being arcuately segmented, and the 4th sealing is set to
On one side surface, the 5th sealing is set on the second side surface.
According to the one aspect of the utility model embodiment, cable fixing part further comprises locking nut, locking nut
With external screw thread；The inner hole of second sheath further comprises the threaded hole above bellmouth, and locking nut passes through external screw thread
With threaded hole cooperation against to the first sheath.
According to the one aspect of the utility model embodiment, the second sheath includes outer peripheral surface, and installation is provided on outer peripheral surface
Ear.
On the other hand, the utility model embodiment additionally provides a kind of fixed frame, and fixed frame includes: frame, has by more
Accommodation space made of a plate encloses is provided with support plate in accommodation space, multiple mounting holes is arranged at intervals in support plate；
With multiple foregoing cable fixing parts, each cable fixing part is fixed on mounting hole along predetermined direction by the second sheath.
On the other hand, the utility model embodiment additionally provides a kind of wind power generating set, and wind power generating set includes: tower
Cylinder；Multiple leader cables extend in tower from the Base top contact of tower, and along the short transverse of tower；Consolidate with foregoing
Determine frame, multiple leader cables are arranged in the accommodation space of fixed frame, and each leader cable passes through cable fixing part.
Cable fixing part provided by the embodiment of the utility model has three s' or more of tapered outer surface by setting
The first sheath that arcuate segments form and the second sheath with tapered bellmouth, and pass through tapered outer surface and bellmouth
Cooperation Automatic-clamping cable reduce the rate of breakdown of electrical equipment to prevent cable from gliding, improve electrical equipment
Reliability.In addition, fixed frame provided by the embodiment of the utility model can be consolidated simultaneously using foregoing cable fixed mount
Fixed multiple cables, improve the packaging efficiency of cable, and structure is simple, at low cost.Wind provided by the embodiment of the utility model
Leader cable is fixed on foregoing fixed frame, improves the reliability of wind power generating set by power generator group.
Detailed description of the invention
The feature, advantage and technical effect of the utility model exemplary embodiment described below with reference to the accompanying drawings.
Fig. 1 is a kind of broken section structural schematic diagram of cable fixing part provided by the embodiment of the utility model；
Fig. 2 is the broken section structural schematic diagram of another cable fixing part provided by the embodiment of the utility model；
Fig. 3 is the assembling effect schematic diagram of the arcuate segments and a kind of sealing element in cable fixing part shown in Fig. 2；
Fig. 4 is the assembling effect schematic diagram of the arcuate segments and another sealing element in cable fixing part shown in Fig. 2；
Fig. 5 is the broken section structural schematic diagram of another cable fixing part provided by the embodiment of the utility model；
Fig. 6 is a kind of perspective structure schematic diagram of fixed frame provided by the embodiment of the utility model；
Fig. 7 is a kind of assembling effect schematic diagram of the leader cable of wind power generating set provided by the embodiment of the utility model.
Wherein:
10- cable fixing part；1- arcuate segments；The first side surface 1a-；The second side surface 1b-；2- inner hole；2a- taper
Hole；2b- threaded hole；A- inner surface；The outer surface b-；3- protrusion；The first sheath of 11-；The second sheath of 12-；13- sealing element；13a-
First sealing；The second sealing of 13b-；13c- third sealing；The 4th sealing of 13d-；The 5th sealing of 13e-；14- lock
Tight nut；20- frame；21- support plate；22- mounting hole；
100- fixed frame；200- tower；300- leader cable.
In the accompanying drawings, identical component uses identical appended drawing reference.The attached drawing is not drawn according to the actual ratio.
Specific embodiment
The feature and exemplary embodiment of the various aspects of the utility model is described more fully below.It is retouched in detail in following
In stating, many details are proposed, in order to provide the comprehensive understanding to the utility model.But for those skilled in the art
It will be apparent that the utility model can be implemented in the case where not needing some details in these details for member.
Below the description of embodiment is used for the purpose of providing by showing the example of the utility model to the more preferable of the utility model
Understanding.In the the accompanying drawings and the following description, at least part of known features and technology are not shown, to avoid to this reality
Unnecessary obscure is caused with novel；Also, for clarity, may be exaggerated the size of part-structure.In addition, hereinafter being retouched
Feature, the structure or characteristic stated can be incorporated in any suitable manner in one or more embodiments.
The noun of locality of middle appearance described below is direction shown in figure, is not to cable provided by the utility model
The specific structure of fixing piece, fixed frame and wind power generating set is defined.It also needs to illustrate in the description of the present invention,
Be unless specifically defined or limited otherwise, term " installation ", " connection " shall be understood in a broad sense, for example, it may be fixed connect
It connects, is also possible to detachable connection, or be integrally connected；It can be directly connected, can also be indirectly connected.For this field
Those of ordinary skill for, visual concrete condition understands the concrete meaning of above-mentioned term in the present invention.
The utility model in order to better understand, below with reference to Fig. 1 to Fig. 7 to cable provided by the embodiment of the utility model
Fixing piece, fixed frame and wind power generating set are described in detail.
Fig. 1 is a kind of broken section structural schematic diagram of cable fixing part provided by the embodiment of the utility model.
Refering to fig. 1, the utility model embodiment provides a kind of cable fixing part 10 comprising: the first sheath 11 and
Two sheaths 12.
First sheath 11 includes for enclosing three or more the arcuate segments 1 in the peripheral side of cable, each arc point
Section 1 radially with opposite inner surface a and outer surface b, outer surface b be arcuately segmented 1 it is axially tapered.
Second sheath 12 includes the inner hole 2 for being sheathed on the peripheral side of the first sheath 11, and inner hole 2 includes and outer surface b
The consistent bellmouth 2a in tapered direction, three or more arcuate segments 1 in bellmouth 2a move so that the first sheath 11
Radial dimension it is adjustable.
Cable will move straight down under the effect of gravity after passing through the first sheath 11 as a result, so that the first shield
The radial dimension of set 11 gradually becomes smaller, thus clamping cables.The taper of outer surface b and bellmouth 2a is according to specific applicable situation
Depending on, a degree of clamping force should be capable of providing to guarantee that cable will not glide, while the epidermis of cable can not be damaged
And core.In addition, the radial dimension of the first sheath 11 it is adjustable avoid have error due to the outer diameter of cable caused by press from both sides
The problem of clamp force unevenness.
Cable fixing part 10 provided by the embodiment of the utility model, by be arranged with three of tapered outer surface b with
On the first sheath 11 that forms of arcuate segments 1 and the second sheath 12 with tapered bellmouth 2a, and by tapered outer
The cooperation Automatic-clamping cable of surface b and bellmouth 2a reduces the rate of breakdown of electrical equipment to prevent cable from gliding,
Improve the reliability of electrical equipment.
The specific structure of cable fixing part 10 is described in further detail with reference to the accompanying drawing.
In order to make cable in the radially uniform force of the first sheath 11, the first sheath 11 can be divided into three or more
Arcuate segments 1.The quantity of arcuate segments 1 is excessive, and the size of each arcuate segments 1 is less than normal, and intensity can reduce, and preferably three
It is a, as shown in Figure 1.If the outside diameter of cable is larger, the first sheath 11 can also be divided into more arcuate segments 1, such as 4
It is a, 5 etc., depending on the outer diameter of cable.
When the power of cable is smaller, the arcuate segments 1 of the first sheath 11 can use metal material or plastic material
It is made.When the power of cable is larger, arcuate segments 1 are preferentially made of plastic material, since arcuate segments 1 are apart from cable
Core is closer, if made of metal material, may generate induced voltage since inductance acts on, fail safety standards and want
It asks.Second sheath 12 can be made as thin wall cylindrical structure using metal material, and the second sheath 12 can also use plastic material
It is made as square cylinder structure.
In order to guarantee the first sheath 11 each arcuate segments 1 and cable dermal contact when have enough frictional force, arc
Multiple raised 3, each raised 3 circumferentially continuous distributions for being arcuately segmented 1 are provided on the inner surface a of shape segmentation 1, and multiple convex
3 are played with the axial directions of arcuate segments 1 in predetermined angular setting.Predetermined angular can be zero, or left-handed certain angle, or
Dextrorotation certain angle, with no restriction.In addition, multiple raised 3 on the inner surface a of arcuate segments 1 can also be on inner surface a
Ranks distribution.The longitudinal section of protrusion 3 can be the various shapes such as circle, triangle, rectangular, with no restriction.
In addition, the second sheath 12 includes outer peripheral surface, it is provided with mounting ear (not shown) on outer peripheral surface, convenient for passing through spiral shell
Second sheath 12 is fixed on other fixed frames by bolt or the mode of welding.It is understood that 12 outer peripheral surface of the second sheath
It can also be not provided with mounting ear, directly the outer peripheral surface of the second sheath 12 is soldered on a certain fixed frame.
Fig. 2 is the broken section structural schematic diagram of another cable fixing part provided by the embodiment of the utility model.
Referring to Fig. 2, the utility model embodiment provides a kind of cable fixing part 10, it is solid with cable shown in FIG. 1
It is similar to determine 10 structure of part, the difference is that: the first sheath 11 further includes sealing element 13.The cable fixing part 10 is mainly used in
Have in the rugged environments such as salt fog, humid air or sand and dust, the component in corrosion electrical equipment can be prevented.
Specifically, sealing element 13 is set between two adjacent arcuate segments 1, and sealing element 13 and three or more
Arcuate segments 1 for jointly enclose in cable peripheral side and in bellmouth 2a move.Sealing element 13 can use rubber
Glue elastomeric material is made.
Fig. 3 is the assembling effect schematic diagram of the arcuate segments and a kind of sealing element in cable fixing part shown in Fig. 2.
Refering to Fig. 3, as an alternative embodiment, arcuate segments 1 circumferentially have the first side surface 1a and second
Side surface 1b, sealing element 13 include the first axially distributed sealing 13a, the second sealing 13b and third sealing 13c,
First sealing 13a and third sealing 13c are set on the first side surface 1a, and the second sealing 13b is set to second side table
On the 1b of face, as shown in Figure 3.
In addition, the first sealing 13a and third sealing 13c can stick in the of each arcuate segments by sealant
On one side surface 1a, the second sealing 13b is sticked on the second side surface 1b of each arcuate segments by sealant.
Fig. 4 is the assembling effect schematic diagram of the arcuate segments and another sealing element in cable fixing part shown in Fig. 2.
Refering to Fig. 4, as an alternative embodiment, arcuate segments 1 circumferentially have the first side surface 1a and second
Side surface 1b, sealing element 13 include arcuately segmentation 1 the 4th sealing 13d being axially distributed and the 5th sealing 13e, the 4th
Sealing 13d is set on the first side surface 1a, and the 5th sealing 13e is set on the second side surface 1b, and the 4th sealing
Portion 13d is sticked on the first side surface 1a of each arcuate segments by sealant, and the 5th sealing 13e is pasted by sealant
In on the second side surface 1b of each arcuate segments, as shown in Figure 4.
It is understood that the axial direction that sealing element 13 can also arcuately be segmented 1 is distributed more, as long as making arcuate segments
1 the first side surface 1a can be mutually chimeric to enclose in the outer of cable with the second side surface 1b of adjacent arcuate segments 1
Side.
Fig. 5 is the broken section structural schematic diagram of another cable fixing part provided by the embodiment of the utility model.
Refering to Fig. 5, the utility model embodiment provides a kind of cable fixing part 10, with Fig. 1 or electricity shown in Fig. 2
10 structure of cable fixing piece is similar, the difference is that: cable fixing part 10 further includes locking nut 14.
Locking nut 14 has external screw thread, and the inner hole 2 of the second sheath 12 further comprises the spiral shell above bellmouth 2a
Pit 2b, locking nut 14 are cooperated by external screw thread and threaded hole 2b against to the first sheath 11.Locking nut 14 can be used for
Initial position of first sheath 11 in the axial direction of the second sheath 12 is positioned, to provide certain initial clamping force for cable.
By taking the leader cable of wind power generating set as an example, when wind generating set yaw, leader cable can generate lasting vibration,
Torsion etc. relative motions, may cause locking nut 14 loosening, at this time cable under the effect of gravity may vertically to
Lower movement, can be with Automatic-clamping by the cooperation of the bellmouth 2a of the tapered outer surface b and the second sheath 12 of the first sheath 11
Cable, to prevent cable from continuing to glide.
It should be noted that when cable fixing part 10 provided by the embodiment of the utility model is similar with structure shown in FIG. 1,
Cable fixing part 10 is mainly used in the occasion of not seal request；When similar with structure shown in Fig. 2, cable fixing part 10 is main
To be applied to have in the rugged environments such as salt fog, humid air or sand and dust, to avoid the component in corrosion electrical equipment.
Fig. 6 is a kind of perspective structure schematic diagram of fixed frame provided by the embodiment of the utility model.
Refering to Fig. 6, the utility model embodiment additionally provides a kind of fixed frame 100 comprising: multiple foregoing
A kind of cable fixing part 10 and frame 20.
Frame 20 has the accommodation space as made of the enclosing of multiple plates, is provided with support plate 21 in accommodation space, supports
Multiple mounting holes 22 are arranged at intervals on plate 21.
Each cable fixing part 10 is fixed on mounting hole 22 along predetermined direction by the second sheath 12, such as passes through mounting ear
It is fixed on mounting hole 22.The predetermined direction refers to the tapered outer surface b's and the second sheath 12 for guaranteeing the first sheath 11
The taper direction of bellmouth 2a be it is tapered along the vertical direction so that cable pass through the first sheath 11 after under the effect of gravity
The first sheath 11 is driven to move down in the bellmouth 2a of the second sheath 12, to make three or more arcuate segments 1 in diameter
Upward clamping cables.
By taking cable fixing part 10 shown in fig. 5 as an example, the first sheath 11 includes three arcuate segments 1, two adjacent arcs
Sealing element 13 is provided between shape segmentation 1.First sheath 11 is placed in the second sheath 12, and the second sheath 12 is fixed to fixed frame
In 100 mounting hole 22.The assembling process of each cable and fixed frame 100 is as follows:
By 14, three arcuate segments 1 of locking nut and sealing element 13 along the direction of bellmouth 2a flaring from the second sheath
It is taken out in 12；
Cable is passed through into locking nut 14；
Three arcuate segments 1 and sealing element 13 are enclosed in the peripheral side of the cable of 14 lower section of locking nut, wherein first
Sealing 13a and third sealing 13c are sticked on the first side surface 1a of each arcuate segments, and the second sealing 13b is pasted
In on the second side surface 1b of each arcuate segments；
The inner hole 2 that cable is passed through to the second sheath 12, adjusts three arcuate segments 1 and sealing element 13 in bellmouth 2a
Position；
Locking nut 14 is screwed to the threaded hole 2b of the second sheath 12, with clamping cables.
Fixed frame 100 provided by the embodiment of the utility model can be consolidated simultaneously using foregoing cable fixing part 10
Fixed multiple cables, improve the packaging efficiency of cable, and structure is simple, at low cost.
Fig. 7 is a kind of assembling effect schematic diagram of the leader cable of wind power generating set provided by the embodiment of the utility model.
Refering to Fig. 7, the utility model embodiment additionally provides a kind of wind power generating set comprising tower 200, Duo Gezhu
Cable 300 and foregoing fixed frame 100.
Multiple leader cables 300 prolong in tower 200 from the Base top contact of tower 200 along the short transverse of tower 200
It stretches.
Fixed frame 100 is set in tower 200, and multiple leader cables 300 are arranged in the accommodation space of fixed frame 100, and
And each leader cable 300 passes through cable fixing part 10.
As previously mentioned, leader cable 300 can generate the relative motions such as lasting vibration, torsion when wind generating set yaw,
In order to more effectively fix the leader cable 300 in tower, more than two fixed frames can be set along short transverse in tower
100, to further prevent leader cable 300 to glide.
Leader cable 300 is fixed on foregoing fixed frame by wind power generating set provided by the embodiment of the utility model
100, improve the reliability of wind power generating set.
Although the present utility model has been described by reference to the preferred embodiments, but in the model for not departing from the utility model
In the case where enclosing, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as not depositing
In structural conflict, items technical characteristic mentioned in the various embodiments be can be combined in any way.The utility model
It is not limited to specific embodiment disclosed herein, but is included all technical solutions falling within the scope of the claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821052556.5U CN208369114U (en) | 2018-07-04 | 2018-07-04 | Cable fixing part, fixed frame and wind power generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821052556.5U CN208369114U (en) | 2018-07-04 | 2018-07-04 | Cable fixing part, fixed frame and wind power generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208369114U true CN208369114U (en) | 2019-01-11 |
Family
ID=64924456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821052556.5U Active CN208369114U (en) | 2018-07-04 | 2018-07-04 | Cable fixing part, fixed frame and wind power generating set |
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| Country | Link |
|---|---|
| CN (1) | CN208369114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022116102A1 (en) * | 2020-12-03 | 2022-06-09 | 浙江吉利控股集团有限公司 | Position-limited protection apparatus for wire harness of vehicle in hole passage |
-
2018
- 2018-07-04 CN CN201821052556.5U patent/CN208369114U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022116102A1 (en) * | 2020-12-03 | 2022-06-09 | 浙江吉利控股集团有限公司 | Position-limited protection apparatus for wire harness of vehicle in hole passage |
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