CN110474274B - Overhead split conductor spacer - Google Patents
Overhead split conductor spacer Download PDFInfo
- Publication number
- CN110474274B CN110474274B CN201910815129.0A CN201910815129A CN110474274B CN 110474274 B CN110474274 B CN 110474274B CN 201910815129 A CN201910815129 A CN 201910815129A CN 110474274 B CN110474274 B CN 110474274B
- Authority
- CN
- China
- Prior art keywords
- buffer bag
- wire clamp
- buffer
- bag
- spacer
- 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.)
- Active
Links
- 239000004020 conductor Substances 0.000 title claims abstract description 27
- 125000006850 spacer group Chemical group 0.000 title claims abstract description 21
- 239000012530 fluid Substances 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000012856 packing Methods 0.000 claims description 2
- 239000003831 antifriction material Substances 0.000 claims 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 7
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000000945 filler Substances 0.000 description 10
- 239000007788 liquid Substances 0.000 description 8
- 239000000428 dust Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/12—Devices for maintaining distance between parallel conductors, e.g. spacer
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/14—Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to the technical field of conveying electric equipment, and discloses an overhead split conductor spacer which comprises a frame body and a plurality of wire clamps, wherein fixing sleeves are fixedly connected to the positions, corresponding to the wire clamps, of the frame body, limiting blocks are arranged at the lower ends of the wire clamps, and buffer bags are wrapped on the outer surfaces of the limiting blocks. According to the overhead split conductor spacer, the wire clamp can swing in any direction, the buffer bag can play a role in buffering no matter what direction the wire clamp swings, secondly, because the buffer bag is filled with non-Newtonian fluid, when acting force exists between the spacer and the conductors, the wire clamp can naturally compress the buffer bag, the length between the two conductors is adjusted, a part of traction force is removed, the load tension of the conductors and the spacer is reduced, and due to the characteristic that the non-Newtonian fluid is stressed to expand and harden rapidly in an instant, the instant traction force under the action of wind force can be buffered, and the service life of the spacer is prolonged.
Description
Technical Field
The invention relates to the technical field of conveying electric equipment, in particular to an overhead split conductor spacer.
Background
The split conductor is characterized in that one conductor is split into a plurality of split conductors with smaller sectional areas, the intervals between the split conductors are 0.2-0.5 m, the transmission capacity of the split conductor is equivalent to that of a large conductor with the same total area, simultaneously, the radius of the conductor is equivalently increased, the reactance of the conductor is reduced, the voltage drop is reduced, meanwhile, the influence of breeze vibration is reduced by the thinner conductor, and the vibration-proof effect of the overhead line is improved.
Referring to fig. 1, the spacer frame and the wire clip can rotate by a certain angle, so that the wire clip can be buffered when the wire clip is subject to wire galloping, and abrasion of the connection part and the wire is reduced.
Referring to fig. 2, since the vibration directions of each of the sub-wires are generally not the same when they vibrate, under the action of the vibration rod, the wires are bound to each other, so as to further reduce the overall vibration amplitude of the wires, but on the other hand, high-frequency vibration occurs between the sub-wires and the wire clamp, thereby accelerating the occurrence of metal fatigue and limiting the service life of the spacer.
Disclosure of Invention
Aiming at the defects of the background technology, the invention provides the overhead split conductor spacer which has the advantages of multiple buffering directions and good effect and solves the problems of the background technology.
The invention provides the following technical scheme: the utility model provides an overhead split conductor spacer, includes framework and a plurality of fastener, the framework is corresponding to the equal fixedly connected with of position of fastener fixed cover, the lower extreme of fastener is equipped with the stopper, the surface parcel of stopper has the buffer bag, buffer bag and stopper all are located the inside of fixed cover, be equipped with the filler chamber that eliminates the gap between buffer bag and the fixed cover between fixed cover and the buffer bag.
Preferably, the wire clamp penetrates through the fixing sleeve through the injection opening, the injection opening is in threaded connection with the dust cover, dust rubber is fixedly connected to the inner side wall of the dust cover, the dust rubber is attached to the wire clamp, and the sealing cover is arranged at the bottom of the fixing sleeve.
Preferably, the packing cavity is filled with elastic particles, and the particles at the upper end are agglomerated by gel.
Preferably, the buffer bag is a bag body with the middle part being provided with a bag body matched with the limiting block, non-Newtonian fluid is filled in the buffer bag, an injection valve is arranged at the upper end of the buffer bag, the buffer bag is made of telescopic materials, the limiting block is elliptical, and a wear-resistant colloid is arranged between the wire clamp and the buffer bag.
Preferably, the buffer bag is of split type design, two split type sides of the buffer bag are communicated through a pipeline, and a section of rubber tube is arranged at the lower end of the limiting block.
The invention has the following beneficial effects:
1. According to the overhead split conductor spacer, the wire clamp can swing in any direction, the buffer bag can play a role in buffering no matter the wire clamp swings in that direction, and because the buffer bag is filled with non-Newtonian liquid, the filling liquid is expanded and hardened at the moment of collision of the wire clamp to the buffer bag, then free flowing force unloading of the liquid is not carried out at other positions, the free force unloading at other positions can fill a blank area, the blank area after the wire clamp is displaced is filled, and the shock absorption capacity of the wire clamp during reverse swing is guaranteed.
2. According to the overhead split conductor spacer, the buffer bag is filled with the non-Newtonian fluid, when acting force exists between the spacer and the conductors, the wire clamp naturally compresses the buffer bag, the length between the two conductors is adjusted, a part of the traction force is removed, the load tension of the conductors and the spacer is reduced, and due to the characteristic that the non-Newtonian fluid is instantly and rapidly expanded and hardened under the action of force of the non-Newtonian fluid, the instant traction force under the action of wind force can be buffered, and the service life of the spacer is prolonged.
Drawings
FIG. 1 is a schematic diagram of a prior art structure of the present invention;
FIG. 2 is a schematic diagram of the stress direction of the prior art structure of the present invention;
FIG. 3 is a schematic diagram of the structure of the present invention;
FIG. 4 is a schematic view of a dust cap of the present invention;
FIG. 5 is a schematic elevational view of the present invention;
FIG. 6 is a schematic diagram of a buffer bladder according to a second embodiment of the present invention.
In the figure: 1. a frame; 2. a wire clamp; 3. a fixed sleeve; 4. a filler cavity; 5. a buffer bladder; 6. a limiting block; 7. an injection port; 8. a dust cover; 9. dust-proof rubber.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 3-5, an overhead split conductor spacer comprises a frame body 1 and a plurality of wire clamps 2, wherein the positions of the frame body 1 corresponding to the wire clamps 2 are fixedly connected with a fixing sleeve 3, the fixing sleeve 3 and the frame body 1 are integrally designed or welded on the frame body 1, a limiting block 6 is arranged at the lower end of the wire clamps 2, a buffer bag 5 is wrapped on the outer surface of the limiting block 6, the limiting block 6 is wrapped by the buffer bag 5, on one hand, the wire clamps 2 are allowed to swing in any direction slightly, on the other hand, the buffer function is started when the limiting block 6 swings, the limiting block 6 serves as a stress point to avoid sliding out from the buffer bag 5, the buffer bag 5 and the limiting block 6 are both positioned in the fixing sleeve 3, a filler cavity 4 is arranged between the fixing sleeve 3 and the buffer bag 5, particles are filled in the filler cavity 4, a gap between the buffer bag 5 and the filler cavity 4 is eliminated, and meanwhile abrasion of the buffer bag 5 is reduced.
Wherein, fastener 2 runs through fixed cover 3 through filling opening 7, filling opening 7's area is moderate, can hold stopper 6 and the cushion bag 5 free access that does not fill, filling opening 7 and shield 8 threaded connection, shield 8's inside wall fixedly connected with dustproof rubber 9, dustproof rubber 9 and fastener 2 laminating, shield 8 and dustproof rubber 9 seal filler chamber 4, avoid filler in the filler chamber 4 to leak, simultaneously, the deformation of dustproof rubber 9 also is convenient for, and the bottom of fixed cover 3 also is equipped with the shutoff lid, is convenient for the fastener 2 to pour into the filler to filler chamber 4 when falling.
The elastic particles are filled in the filling cavity 4, the particles at the upper end are coagulated into blocks by using gel, fine particles are prevented from leaking, after the positions of the wire clamps 2 and the buffer bags 5 are adjusted, the wire clamps 2 are conveniently adjusted to the optimal positions by filling the elastic particles, and the spacer is stressed less when initial stress is balanced.
Wherein, buffer bag 5 is equipped with the staving that matches with stopper 6 for the middle part, and the inside of buffer bag 5 is filled with non-Newtonian fluid, and the upper end of buffer bag 5 is equipped with the injection valve, and buffer bag 5 is scalable material, and when fastener 2 pressure touched buffer bag 5, buffer bag 5 natural deformation wraps up fastener 2 throughout, does not expose the gap, and stopper 6 is oval, is equipped with wear-resisting colloid between fastener 2 and the buffer bag 5, reduces the friction between buffer bag 5 and the fastener 2, improves the life of buffer bag 5.
Example two
Please participate in fig. 6, the second embodiment is basically the same as the first embodiment, except that the buffer bag 5 is of a split type design, two split type sides of the buffer bag 5 are communicated through a pipeline, a section of rubber tube is arranged at the lower end of the limiting block 6.
The working principle of the invention is as follows:
Mounting
The wire clamps 2 and the buffer bags 5 are installed in the fixed sleeve 3 on the ground to finish pre-installation, when the wire clamps are installed on the wires, the wire clamps 2 and the branch wires are installed in sequence, the exposed length of each wire clamp 2 is adjusted in sequence, the injector is used for injecting liquid into the buffer bags 5 until the buffer bags are initially risen, the filling cavity 4 is filled with filling particles, the upper particles are solidified by gel, the injector is used for communicating the buffer bags 5 again to inject the liquid until the filling opening 7 or the plugging cover at the lower end cannot be screwed after the filling is completed, and the process is repeated until the wire clamps 2 and the buffer bags 5 are installed.
Using
When the wire is waved, the wire clamp 2 is driven to move together, the wire clamp 2 collides with one side of the buffer bag 5 when moving, the liquid at the contact point rapidly expands and hardens to block the wire clamp 2 from further moving, meanwhile, shaking power is transferred to the unstressed liquid through the liquid to finish stressing, and meanwhile, the buffer bag 5 deforms to fill a blank area generated by the movement of the wire clamp 2, so that the wire clamp 2 is always and completely stuck by the buffer bag 5, and the buffer effect can be achieved no matter how the wire clamp 2 shakes.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides an overhead split conductor spacer, includes framework (1) and a plurality of fastener (2), its characterized in that: the frame body (1) is fixedly connected with a fixing sleeve (3) at the position corresponding to the wire clamp (2), a limiting block (6) is arranged at the lower end of the wire clamp (2), a buffer bag (5) is wrapped on the outer surface of the limiting block (6), the buffer bag (5) and the limiting block (6) are both positioned inside the fixing sleeve (3), a filling cavity (4) for eliminating gaps between the buffer bag (5) and the fixing sleeve (3) is arranged between the fixing sleeve (3) and the buffer bag (5), the wire clamp (2) penetrates through the fixing sleeve (3) through an injection port (7), the injection port (7) is in threaded connection with a dustproof cover (8), a dustproof rubber (9) is fixedly connected with the inner side wall of the dustproof rubber (8), the dustproof rubber (9) is attached to the wire clamp (2), a blocking cover is arranged at the bottom of the fixing sleeve (3), a bag body matched with the limiting block (6) is arranged in the middle of the buffer bag (5), a non-fluid is filled inside the buffer bag (5), an upper end of the buffer bag (5) is provided with an injection valve, the upper end of the buffer bag (5) is provided with an anti-friction material, and the buffer bag (5) is of an anti-friction material, and the expansion type (5) is provided with the anti-friction material, two split sides of the buffer bag (5) are communicated through a pipeline, and a section of rubber tube is arranged at the lower end of the limiting block (6).
2. An overhead split conductor spacer according to claim 1, wherein: elastic particles are filled in the packing cavity (4), and the particles at the upper end are coagulated into blocks by using gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910815129.0A CN110474274B (en) | 2019-08-30 | 2019-08-30 | Overhead split conductor spacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910815129.0A CN110474274B (en) | 2019-08-30 | 2019-08-30 | Overhead split conductor spacer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110474274A CN110474274A (en) | 2019-11-19 |
| CN110474274B true CN110474274B (en) | 2024-05-21 |
Family
ID=68514188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910815129.0A Active CN110474274B (en) | 2019-08-30 | 2019-08-30 | Overhead split conductor spacer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110474274B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072572B (en) * | 2020-07-22 | 2021-12-03 | 苏州零壹聚变信息科技有限公司 | Cable binding ribbon capable of achieving fastening based on non-Newtonian fluid |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007060201A1 (en) * | 2005-11-25 | 2007-05-31 | Solvay Solexis, Inc. | Perfluoropolymer composition |
| RU2331147C1 (en) * | 2007-04-06 | 2008-08-10 | Любовь Аркадьевна Дубинич | Damping spacer for bundled phase wires of overhead transmission lines |
| WO2013159647A1 (en) * | 2012-04-24 | 2013-10-31 | 国家电网公司 | Five-rod lead-waving resistant power vibration absorber for transmission lines |
| CN103606872A (en) * | 2013-11-18 | 2014-02-26 | 清华大学 | Anti-corona six-bundle conductor spacer |
| WO2014183363A1 (en) * | 2013-05-14 | 2014-11-20 | 广州鑫源恒业电力线路器材股份有限公司 | Double-frame damping spacer rod |
| CN204068155U (en) * | 2014-08-25 | 2014-12-31 | 天津市华电电力器材厂 | A kind of lead spacer with pooling feature |
| CN205960596U (en) * | 2016-08-29 | 2017-02-15 | 山东祥宇电力器材有限公司 | Quad bundled sub -conductor spacer for phase to ground spacer |
| CN210326929U (en) * | 2019-08-30 | 2020-04-14 | 国网河南省电力公司商丘供电公司 | Overhead split conductor spacer |
-
2019
- 2019-08-30 CN CN201910815129.0A patent/CN110474274B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007060201A1 (en) * | 2005-11-25 | 2007-05-31 | Solvay Solexis, Inc. | Perfluoropolymer composition |
| RU2331147C1 (en) * | 2007-04-06 | 2008-08-10 | Любовь Аркадьевна Дубинич | Damping spacer for bundled phase wires of overhead transmission lines |
| WO2013159647A1 (en) * | 2012-04-24 | 2013-10-31 | 国家电网公司 | Five-rod lead-waving resistant power vibration absorber for transmission lines |
| WO2014183363A1 (en) * | 2013-05-14 | 2014-11-20 | 广州鑫源恒业电力线路器材股份有限公司 | Double-frame damping spacer rod |
| CN103606872A (en) * | 2013-11-18 | 2014-02-26 | 清华大学 | Anti-corona six-bundle conductor spacer |
| CN204068155U (en) * | 2014-08-25 | 2014-12-31 | 天津市华电电力器材厂 | A kind of lead spacer with pooling feature |
| CN205960596U (en) * | 2016-08-29 | 2017-02-15 | 山东祥宇电力器材有限公司 | Quad bundled sub -conductor spacer for phase to ground spacer |
| CN210326929U (en) * | 2019-08-30 | 2020-04-14 | 国网河南省电力公司商丘供电公司 | Overhead split conductor spacer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110474274A (en) | 2019-11-19 |
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