CN107623300A - A kind of distribution network line joint vibrationproof damping unit - Google Patents
A kind of distribution network line joint vibrationproof damping unit Download PDFInfo
- Publication number
- CN107623300A CN107623300A CN201710950730.1A CN201710950730A CN107623300A CN 107623300 A CN107623300 A CN 107623300A CN 201710950730 A CN201710950730 A CN 201710950730A CN 107623300 A CN107623300 A CN 107623300A
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- Prior art keywords
- line joint
- helical member
- damping unit
- distribution network
- network line
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- 238000013016 damping Methods 0.000 title claims abstract description 32
- 238000009413 insulation Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 abstract description 13
- 230000007547 defect Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007774 longterm Effects 0.000 abstract description 4
- 238000010248 power generation Methods 0.000 abstract description 2
- 230000006378 damage Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
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Abstract
The present invention relates to the technical field of power generation auxiliary equipment, more particularly, to a kind of distribution network line joint vibrationproof damping unit.The distribution network line joint vibrationproof damping unit of the present invention, including the helical member being engaged with line joint and the fixture fixed for line joint both ends；The fixture is fixed at the both ends of the helical member, and the central axis of the fixture overlaps with the central axis of the helical member.The present invention can reduce when mounted line joint because vibration and caused by largely amplitude excursion, remain the effect for receiving scope amplitude vibration, not reason resonance or significantly stranded, fracture defect caused by skew and failure generation, increase joint damped coefficient, hazard of vibration is reduced, so as to solve the problems, such as because Long-term Vibration causes defect failure；It is convenient and swift and special installation tool can be used to realize powered installation for the vibrationproof damping unit of the present invention, without having a power failure, rectified and improved for storage line joint defect.
Description
Technical field
The present invention relates to the technical field of power generation auxiliary equipment, more particularly, to a kind of distribution network line joint
Vibrationproof damping unit.
Background technology
Power equipment is widely present in various environment, and based on power load and line row demand, most equipment are located at road
Along the line and dense population areas, the various vibrations from mankind's activity, the wind shake in natural environment and system vibration are for electric power
Equipment tie point is also a kind of invisible harm.At present, mainly using device clamp continue substation busbars downlead with it is electric
Equipment, as the outlet terminal of transformer, breaker, disconnecting switch, transformer continues.However, due to factors such as construction technologies
Caused by unbalance stress, the docking point fracture that triggers plus Long-term Vibration or line-broken malfunction occur again and again, therefore cause power failure thing
Part, power supply reliability decline；And the way taken at present is often changed after defect or failure occurs, can not solve essence and ask
Topic.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide one kind can effectively prevent distribution network line joint because
Crack conditions caused by vibration and powered installation, conveniently vibrationproof damping unit can be realized.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of distribution network line joint vibrationproof damping unit is provided, including the helical member that is engaged with line joint and for line
The fixture that pipeline connector both ends are fixed；The fixture is fixed at the both ends of the helical member, and the center of the fixture
Axis overlaps with the central axis of the helical member.
The distribution network line joint vibrationproof damping unit of the present invention, the position of plugging into by helical member to power overhead network
Covering winding is carried out, the both ends of line joint are fixed on by the setting helical member of fixture, so as to reduce line joint
Because vibration and caused by largely amplitude excursion, remain the effect for receiving scope amplitude vibration, not reason resonance or significantly
Stranded caused by skew, fracture defect and failure occur, and increase joint damped coefficient, hazard of vibration are reduced, so as to solve because of length
The problem of phase vibration causes defect failure.
In one of the embodiments, the helical member is made up of internal helicoid part and external helicoid part, the internal spiral shell
Rotating part is telescopic ductile structure, and the external helicoid part is soft and smooth surface insulation layer structure；The outside spiral shell
Rotating part is sheathed on the internal helicoid part.Internal helicoid part it is telescopic setting allow helical structure stretch or shrink with
Various sizes of line joint is adapted to, the setting of external helicoid part prevents the concatenation between line joint, and is vibrationproof damping unit
Powered installation create conditions.
In one of the embodiments, fixture is the circular ring closed made of constant force spring piece spiral；Institute
The one end for stating constant force spring piece is provided with the free end being fixedly connected with helical member, and the other end is located at the circular ring of the closing
Inner side.The interior lateral bend of constant force spring piece, sheet metal is often enclosed all tightly on a coil spring piece inside, is on the one hand easy to
Various sizes of line joint is adapted to, internal stress resistance load force, amount of tension are big when one side constant force spring piece stretches.
In one of the embodiments, the fixture is that can be open with the geometrical clamp at both ends of clamping；The fixation
Folder includes the first pack piece and the second pack piece, formed with for clamping line joint between first pack piece and second pack piece
Clamping part, first pack piece and the second pack piece are rotatablely connected with the helical member.The setting that geometrical clamp can be open causes
Special installation tool can be used to realize powered installation when mounted.
Preferably, the first pack piece is provided with the first holder of insulation, second pack piece is provided with the second of insulation
Holder, first holder are flexibly connected with second holder；First holder and second holder
Between be connected with spring part.By compressing or loosening the first holder and the second holder, you can realize the opening of geometrical clamp with
Remain silent, it is convenient and swift；Powered installation can be achieved in the setting of first holder and the insulation of the second holder, without having a power failure, can be directed to
The defects of storage line joint, is rectified and improved.
In one of the embodiments, the distribution network line joint vibrationproof damping unit also includes being used to limit helical member
The gag lever post of stroke, the helical member are flexibly connected with the gag lever post；One end of the gag lever post is connected to the fixation
On the excircle of part, and set with the centerline axis parallel of the helical member.So set is to prevent the flexible of helical member
Too big caused helical member structural damage is measured to lose the effect of vibrationproof damping.
Preferably, the helical member is provided with crest and trough, it is connected with the crest and matches with the gag lever post
The retainer ring of conjunction；The gag lever post determines part provided with some strokes, and some strokes determine the offside that part interval is located at crest.Gu
Determine ring and stroke and determine being equipped with for part to cause gag lever post to the spacing simple and reliable of helical member, to enhance the vibrationproof resistance of the present invention
The practicality of Buddhist nun's device.
Compared with prior art, the beneficial effects of the invention are as follows：
The distribution network line joint vibrationproof damping unit of the present invention, the position of plugging into of power overhead network is carried out by helical member
Covering winding, and being fixed to clamp vibrationproof damping unit at the both ends of line joint by fixture, the length of helical member and interior
Footpath can be adjusted and customize according to the overhead transmission line applied；Line joint can be reduced because of vibration and caused by largely shake
Width is offset, and remains the effect for receiving scope amplitude vibration, and not reason resonance or significantly stranded caused by skew and fracture lacks
Fall into and failure occurs, increase joint damped coefficient, hazard of vibration is reduced, so as to solve because Long-term Vibration causes asking for defect failure
Topic；It is convenient and swift and special installation tool can be used to realize powered installation for the vibrationproof damping unit of the present invention, without having a power failure, pin
Storage line joint defect is rectified and improved.
Brief description of the drawings
Fig. 1 is the structural representation of the vibrationproof damping unit of embodiments of the invention one.
Fig. 2 is the structural representation of the vibrationproof damping unit of embodiments of the invention two.
Embodiment
With reference to embodiment, the present invention is further illustrated.Wherein, being given for example only property of accompanying drawing illustrates,
What is represented is only schematic diagram, rather than pictorial diagram, it is impossible to is interpreted as the limitation to this patent；In order to which the reality of the present invention is better described
Example is applied, some parts of accompanying drawing have omission, zoomed in or out, and do not represent the size of actual product；To those skilled in the art
For, some known features and its explanation may be omitted and will be understood by accompanying drawing.
Same or analogous label corresponds to same or analogous part in the accompanying drawing of the embodiment of the present invention；In retouching for the present invention
In stating, it is to be understood that if it is based on accompanying drawing to have the orientation of the instructions such as term " on ", " under ", "left", "right" or position relationship
Shown orientation or position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply meaning
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore position relationship described in accompanying drawing
Term being given for example only property explanation, it is impossible to the limitation to this patent is interpreted as, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Embodiment one
As shown in Figure 1 for the present invention distribution network line joint vibrationproof damping unit first embodiment, including with line joint
The helical member 1 being engaged and the fixture 2 fixed for line joint both ends；Fixture 2 is fixed at the two of helical member 1
End, and the central axis of fixture 2 overlaps with the central axis of helical member 1；Line joint can be reduced because of vibration by so setting
And largely amplitude excursion is caused, the effect for receiving scope amplitude vibration is remained, so as to solve because Long-term Vibration causes
The problem of defect failure.
Specifically, helical member 1 is made up of internal helicoid part 11 and external helicoid part 12, and internal helicoid part 11 is telescopic
Ductile structure so that helical structure can be stretched or shunk to adapt to various sizes of line joint；External helicoid part 12 is soft
Soft and smooth surface insulation layer structure, the concatenation between line joint is prevented, and created for the powered installation of vibrationproof damping unit
Condition.
In addition, distribution network line joint vibrationproof damping unit also includes being used for the gag lever post 3 for limiting helical member stroke, spiral shell
Rotating part 1 is flexibly connected with gag lever post 3；One end of gag lever post 3 is connected on the excircle of fixture 2, and with the center of helical member 1
Diameter parallel is set, and the structural damage of helical member 1 caused by preventing the stroke of helical member 1 too big is to lose the work of vibrationproof damping
With.Helical member 1 is provided with crest 13 and trough 14, and the retainer ring 15 being engaged with gag lever post 3 is connected with crest 13；Gag lever post
3 determine part 31 provided with some strokes, and some strokes determine offside of the interval of part 31 located at crest 13 so that gag lever post 3 is to helical member 1
It is spacing simple and reliable, enhance the present invention vibrationproof damping unit practicality.
Embodiment two
The second embodiment of the distribution network line joint vibrationproof damping unit of the present invention is illustrated in figure 2, the present embodiment is with implementing
Example one is similar, and institute's difference is, fixture 2 is that can be open with the geometrical clamp 22 at both ends of clamping；Geometrical clamp 22 includes
First pack piece 221 and the second pack piece 222, formed with for clamping line joint between the first pack piece 221 and the second pack piece 222
Clamping part, the first pack piece 221 are rotatablely connected with the second pack piece 222 with helical member 1 so that special installation can be used when mounted
Instrument realizes powered installation.
Wherein, the first pack piece 221 is provided with the first holder 223 of insulation, and the second pack piece 222 is provided with the second of insulation
Holder 224, the first holder 223 are flexibly connected with the second holder 224；First holder 223 and the second holder 224 it
Between be connected with spring part.By compressing or loosening the first holder 223 and the second holder 224, you can realize geometrical clamp 22
It is open and remains silent, it is convenient and swift；Powered installation can be achieved in the setting of first holder 223 and the insulation of the second holder 224, without
The defects of having a power failure, being directed to storage line joint is rectified and improved.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (8)
1. a kind of distribution network line joint vibrationproof damping unit, it is characterised in that including the helical member being engaged with line joint
（1）And the fixture fixed for line joint both ends（2）；The fixture（2）It is fixed at the helical member（1）Two
End, and the fixture（2）Central axis and the helical member（1）Central axis overlap.
2. distribution network line joint vibrationproof damping unit according to claim 1, it is characterised in that the helical member（1）
By internal helicoid part（11）With external helicoid part（12）Composition, the internal helicoid part（11）For telescopic ductile structure, institute
State external helicoid part（12）For soft and smooth surface insulation layer structure；The external helicoid part（12）It is sheathed on the inside
Helical member（11）On.
3. distribution network line joint vibrationproof damping unit according to claim 1, it is characterised in that the fixture（2）
For the circular ring closed made of constant force spring piece spiral（21）；One end of the constant force spring piece is provided with and helical member
The free end being fixedly connected, the other end are located at the circular ring of the closing（21）Inner side.
4. distribution network line joint vibrationproof damping unit according to claim 1, it is characterised in that the fixture（2）
For that can be open with the geometrical clamp at both ends of clamping（22）；The geometrical clamp（22）Including the first pack piece（221）With the second pack piece
（222）, first pack piece（221）With second pack piece（222）Between formed with the clamping part for clamping line joint,
First pack piece（221）With the second pack piece（222）With the helical member（1）Rotation connection.
5. distribution network line joint vibrationproof damping unit according to claim 4, it is characterised in that first pack piece
（221）It is provided with the first holder of insulation（223）, second pack piece（222）It is provided with the second holder of insulation
（224）, first holder（223）With second holder（224）It is flexibly connected；First holder（223）With
Second holder（224）Between be connected with spring part.
6. the distribution network line joint vibrationproof damping unit according to any one of claim 1 to 5, it is characterised in that described
Distribution network line joint vibrationproof damping unit also includes being used for the gag lever post for limiting helical member stroke（3）, the helical member（1）
With the gag lever post（3）It is flexibly connected.
7. distribution network line joint vibrationproof damping unit according to claim 6, it is characterised in that the gag lever post（3）
One end be connected to the fixture（2）Excircle on, and set with the centerline axis parallel of the helical member.
8. distribution network line joint vibrationproof damping unit according to claim 6, it is characterised in that the helical member（1）
It is provided with crest（13）With trough（14）, the crest（13）Place is connected with and the gag lever post（3）The retainer ring being engaged
（15）；The gag lever post（3）Determine part provided with some strokes（31）, some strokes determine part（31）Interval is located at crest（13）
Offside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710950730.1A CN107623300A (en) | 2017-10-13 | 2017-10-13 | A kind of distribution network line joint vibrationproof damping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710950730.1A CN107623300A (en) | 2017-10-13 | 2017-10-13 | A kind of distribution network line joint vibrationproof damping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107623300A true CN107623300A (en) | 2018-01-23 |
Family
ID=61091910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710950730.1A Pending CN107623300A (en) | 2017-10-13 | 2017-10-13 | A kind of distribution network line joint vibrationproof damping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107623300A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431095A (en) * | 2020-04-27 | 2020-07-17 | 锡林郭勒电力建设有限责任公司 | Automatic installation device and control method for damping wire of overhead transmission line |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048603A (en) * | 1989-06-14 | 1991-01-16 | 比克有限公司 | Overhead optical transmission system |
| CN203774728U (en) * | 2014-03-10 | 2014-08-13 | 石家庄华能电力金具有限公司 | Pre-twisted damping wire |
| CN104134961A (en) * | 2014-07-11 | 2014-11-05 | 罗庆和 | Lightning-resisting and pricking-resisting batten structure of covered wire |
| CN204886085U (en) * | 2015-09-10 | 2015-12-16 | 国家电网公司 | Portable transmission line prevents bird whip |
| CN105720541A (en) * | 2014-12-04 | 2016-06-29 | 国家电网公司 | V-shaped damping-wire clamp damping wire |
| CN207283122U (en) * | 2017-10-13 | 2018-04-27 | 广东电网有限责任公司佛山供电局 | A kind of distribution network line connector vibrationproof damping unit |
-
2017
- 2017-10-13 CN CN201710950730.1A patent/CN107623300A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048603A (en) * | 1989-06-14 | 1991-01-16 | 比克有限公司 | Overhead optical transmission system |
| CN203774728U (en) * | 2014-03-10 | 2014-08-13 | 石家庄华能电力金具有限公司 | Pre-twisted damping wire |
| CN104134961A (en) * | 2014-07-11 | 2014-11-05 | 罗庆和 | Lightning-resisting and pricking-resisting batten structure of covered wire |
| CN105720541A (en) * | 2014-12-04 | 2016-06-29 | 国家电网公司 | V-shaped damping-wire clamp damping wire |
| CN204886085U (en) * | 2015-09-10 | 2015-12-16 | 国家电网公司 | Portable transmission line prevents bird whip |
| CN207283122U (en) * | 2017-10-13 | 2018-04-27 | 广东电网有限责任公司佛山供电局 | A kind of distribution network line connector vibrationproof damping unit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431095A (en) * | 2020-04-27 | 2020-07-17 | 锡林郭勒电力建设有限责任公司 | Automatic installation device and control method for damping wire of overhead transmission line |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180123 |
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| RJ01 | Rejection of invention patent application after publication |