CN110459998A - A kind of wire support fitting - Google Patents

A kind of wire support fitting Download PDF

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Publication number
CN110459998A
CN110459998A CN201910672794.9A CN201910672794A CN110459998A CN 110459998 A CN110459998 A CN 110459998A CN 201910672794 A CN201910672794 A CN 201910672794A CN 110459998 A CN110459998 A CN 110459998A
Authority
CN
China
Prior art keywords
conducting wire
fixture block
frame
annular brace
wire fixture
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.)
Granted
Application number
CN201910672794.9A
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Chinese (zh)
Other versions
CN110459998B (en
Inventor
王文豪
赵重阳
张力方
张跃
付江浩
王晶
王旭辉
张盼
陈铁钢
白海冰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Pinggao Group Co Ltd
Original Assignee
State Grid Corp of China SGCC
Pinggao Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Pinggao Group Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201910672794.9A priority Critical patent/CN110459998B/en
Publication of CN110459998A publication Critical patent/CN110459998A/en
Application granted granted Critical
Publication of CN110459998B publication Critical patent/CN110459998B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00Overhead installations of electric lines or cables
    • H02G7/05Suspension arrangements or devices for electric cables or lines

Abstract

The present invention relates to a kind of wire support fittings.Wire support fitting includes fixed pedestal, annular brace frame and the conducting wire fixture block being arranged in groups, and fixed pedestal is for being fixedly connected on insulation column;Annular brace frame is integrally disposed upon on fixed pedestal;Every group of conducting wire fixture block is provided with more than two and each conducting wire fixture block and arranges around the axis of annular brace frame, conducting wire fixture block is connected through a screw thread part and is fixedly connected on the support frame, formed between conducting wire fixture block and annular brace frame for for conducting wire pass through along annular brace frame axially across threading channel, in screw thread connector, conductor clamping can be fixed by conducting wire fixture block.Annular braced frame is integrally disposed upon on fixed pedestal in wire support fitting in the present invention, it is not necessary to each component is fixed by bolt again, structure is simple, easy to assembly;And the fixed pedestal being wholely set and annular brace frame entirety intensity are higher, are not susceptible to damage, improve reliability.

Description

A kind of wire support fitting
Technical field
The present invention relates to a kind of wire support fittings.
Background technique
It is connected between equipment and equipment with split conductor in extra-high voltage direct-current transmission engineering, when conducting wire is too long, to improve The stress condition of arrangement terminal can increase support insulator between two equipment, then support fitting to improve by flexible circuit conductor The stress condition of terminal device terminal, existing flexible circuit conductor support fitting is all two lead spacer bolts and pillar branch It supports on bottom plate, this each component of fitting is bolted or welds together, and structure is complicated, assembly is inconvenient, and intensity Lower, when encountering the extreme operating conditions such as extreme weather or earthquake, fitting is easily damaged, and influences power grid reliability service.
Summary of the invention
A kind of higher wire support fitting of simple, easy to assembly and intensity that the purpose of the present invention is to provide structures.
To achieve the above object, the technical solution of wire support fitting of the invention is:
Wire support fitting includes fixed pedestal, support frame and the conducting wire fixture block being arranged in groups, and fixed pedestal is for being fixedly connected On insulation column;Support frame is integrally disposed upon on fixed pedestal;Every group of conducting wire fixture block is provided with two or more;It is set on support frame There is at least one set of installation position at circumference, same group of each conducting wire fixture block is correspondingly arranged at same group of each installation position Place;Conducting wire fixture block is connected through a screw thread part and is fixedly connected on the support frame, is formed between conducting wire fixture block and support frame for for leading Line along circumference where same group of installation position axially across threading channel can pass through conductor grip in screw thread connector Block fixes conductor clamping.
The beneficial effect of wire support fitting of the invention is: annular braced frame in the wire support fitting in the present invention It is integrally disposed upon on fixed pedestal, it is not necessary to each component be fixed by bolt again, structure is simple, easy to assembly;And one The fixed pedestal and annular brace frame entirety intensity of body setting are higher, are not susceptible to damage, improve reliability.
Further, support frame is annular brace frame.The frame structure of annular is stablized, and is hardly damaged.
Further, the fixed pedestal is disc, which is provided with fixedly connected hole, the axis of annular brace frame with Plane where disc fixed pedestal is parallel.Fixed pedestal is disc, uniform force, stabilization after fixing, annular brace frame Axis and fixed pedestal where plane it is parallel, conducting wire extends along annular brace frame axis when installation, will not be with fixed pedestal It interferes.
Further, the annular brace frame is in the middle part of disc fixed pedestal, and stress is equal in all directions Even, support effect is good.
Further, the fixed pedestal and support frame are integrated by casting and forming, production easy to process, and are cast Intensity out is higher.
Further, the conducting wire fixture block is provided with more than two, and each group conducting wire fixture block is in the axis of annular brace frame It is corresponding upwards.Since split conductor generallys use the form of twisted wire, cross sectional shape is different everywhere, when annular brace frame is along axial It is unaffected between each conducting wire fixture block when being clamped by multiple conducting wire fixture blocks to conducting wire when size is larger, compared to using one A longer conducting wire fixture block fixation is more stable.
Further, the annular brace frame is regular polygon ring frame, and conducting wire fixture block is mounted on regular polygon ring frame Bian Shang.The structure for clamping conducting wire in the plane or processing for fixing conducting wire fixture block is all more convenient.
Further, a line of regular polygon is spaced between two adjacent in same group of conducting wire fixture block.Make respectively to lead Line is more evenly distributed, and ensure that the spacing between each conducting wire.
Further, the conducting wire fixture block is mounted on the lateral surface of annular brace frame.It is easier fixed conducting wire on the outside.
Further, be provided with counterbore on the conducting wire fixture block, the threaded connector be installed in counterbore with annular Braced frame is fixedly connected.Conducting wire fixture block outer surface can be sunk to by the nut portion of countersunk bolts hereinafter, improving anti-electric Dizzy effect.
Detailed description of the invention
Fig. 1 is the main view of the specific embodiment of wire support fitting of the invention;
Fig. 2 is the left view of the specific embodiment of wire support fitting of the invention;
Fig. 3 is the top view of the specific embodiment of wire support fitting of the invention;
Description of symbols: 1- annular brace frame;2- fixed pedestal;21- kidney slot;3- conducting wire fixture block;31- counterbore;4- is worn Line passage.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of wire support fitting of the invention, as shown in Figure 1, needing to pass through wire support in the present embodiment Fitting supports four split conductors, and wire support fitting includes fixed pedestal 2, annular brace frame 1 and is arranged in annular brace The conducting wire fixture block 3 in 1 outside of frame, clamps fixed each split conductor, fixed pedestal 2 between conducting wire fixture block 3 and annular brace frame 1 It is integrated with annular brace frame 1 by casting and forming to simplify assembly process, and enhances the structural strength of wire support fitting.
Specific annular braced frame 1 is regular polygon ring frame in the present embodiment as shown in Figure 1-Figure 3, and conducting wire fixture block 3 is installed On the side of regular polygon ring frame, setting is there are two counterbore 31 on conducting wire fixture block 3, for fixing conducting wire on annular brace frame 1 Side on be also correspondingly arranged there are two perforation, conducting wire fixture block 3 is fixed after passing through perforation and counterbore 31 by bolt, by heavy Hole 31, the nut portion of bolt can sink to 3 outer surface of conducting wire fixture block hereinafter, improving the anti-corona effect of wire support frame. Need to install on annular brace frame 1 be provided on the outer surface on the side of split conductor it is axially extending along annular brace frame 1 Arc groove, conducting wire fixture block 3 is towards being also equipped with corresponding arc groove, two arc groove make-ups on the side of annular brace frame 1 Form the threading channel 4 that passes through for split conductor, split conductor across two arc grooves after by tightening bolt make conducting wire Fixture block 3 and annular brace frame 1 clamp split conductor, the fixation of Lai Shixian split conductor.In other embodiments, split conductor Also it may be mounted at the inside of annular brace frame, conducting wire fixture block correspondence is mounted on the medial surface of annular brace frame.At it In his embodiment, it can also be not provided with counterbore on conducting wire fixture block, but a straight hole is set, the nut portion of bolt is located at this time Outside conducting wire fixture block outer surface.
In order to enhance the intensity of wire support frame, need to improve the axial size in wire support frame edge, therefore this reality It applies and three groups of conducting wire fixture blocks 3 is set altogether in example, every group of conducting wire fixture block 3 is arranged four, respectively corresponds four split conductors, three groups of conducting wires It is corresponded to upwards in wire support gimbal axis, i.e., for fixing three conducting wire fixture blocks 3 of same root split conductor along annular brace frame The axial arrangement of frame 1.Since split conductor generallys use the form of twisted wire, cross sectional shape is different everywhere, when 1 edge of annular brace frame It is unaffected between each conducting wire fixture block 3 when being clamped by multiple conducting wire fixture blocks 3 to conducting wire when axial dimension is larger, compared to It is more stable using a longer fixation of conducting wire fixture block 3.In other embodiments, two groups or three groups or more also be can be set Conducting wire fixture block is with fixed splitting conducting wire.In other embodiments, one group of conducting wire fixture block can also be only set, but conducting wire fixture block is along ring The upward size of shape support frame axis is larger.
Due to needing to support four split conductors, the annular brace frame 1 in the present embodiment is octagon, same group The a line arrangement of regular polygon is spaced in conducting wire fixture block 3 between adjacent two, so that each split conductor is more evenly distributed, guarantees Spacing between each split conductor.In other embodiments, annular brace frame may be regular quadrangle, four in every group Conducting wire fixture block correspondence is mounted on four sides.In other embodiments, annular brace frame may be circular ring shape, and conducting wire fixture block is equal On the even outer surface for being arranged in annular brace frame.Support frame in the present embodiment is annular brace frame, and installation position is located at pair On the side for the annular brace frame answered, in other embodiments, support frame can also radially, from a central point to a plane Interior surrounding diverging, each installation position are connect by rod-like structure with central point, and central point is connect with fixed pedestal by rod-like structure. In other embodiments, annular brace frame is also possible to the rectangle frame that long side is horizontally disposed, and short side is arranged vertically, every group Four conducting wire fixture blocks, which respectively correspond, is arranged in long side at end positions.In other embodiments, in annular brace frame The reinforcing rib for increasing structural strength can be set.
Fixed pedestal 2 is cast with the integrated molding of annular brace frame 1 in the present embodiment, and fixed pedestal 2 is disc, It is provided with fixedly connected hole, specific fixedly connected hole is kidney slot 21, is arranged circumferentially along disk, and bolt passes through kidney-shaped It is fixed behind hole 21 with insulation column.The axis of annular brace frame 1 is parallel with discoidal 2 place plane of fixed pedestal, annular Wherein a side for being not provided with conducting wire fixture block 3 is connected as one braced frame 1 towards fixed pedestal 2, and with fixed pedestal 2, ring Shape braced frame 1 is then in the medium position of disc fixed pedestal 2.Fixed pedestal 2 is arranged to disc, annular brace frame 1 be arranged in annular brace frame 1 behind the middle part of fixed pedestal 2 by fixed pedestal 2 support more evenly, and during center is located at Portion, it is also more stable after by wire support installation on insulation column.The axis and fixed pedestal of annular brace frame 1 2 place planes can then guarantee that split conductor will not be interfered with fixed pedestal 2 in parallel.Fixed pedestal in other embodiments It may be regular polygon, such as square or regular hexagon.In other embodiments, annular brace frame can also be set It sets at the position for deviateing disc fixed pedestal center.In other embodiments, fixed pedestal and annular brace frame can also Integral structure is made using machining.
Fixed pedestal 2 and 1 integrally casting shaping of annular brace frame, only need to divide during installation and lead in the present embodiment Line is mounted on annular brace frame 1 by conducting wire fixture block 3, is mounted on insulation column by the correspondence of fixed pedestal 2, ring It no longer needs to be attached fixation between shape braced frame 1 and fixed pedestal 2, simplifies the assembly process of wire support fitting, Installation effectiveness is improved, and the fixed pedestal after integrally casting shaping and annular brace frame entirety intensity are higher, not rapid wear It is bad, improve the reliability of wire support fitting.

Claims (10)

1. a kind of wire support fitting, comprising:
Fixed pedestal, for being fixedly connected on insulation column;
Support frame is integrally disposed upon on fixed pedestal;
The conducting wire fixture block being arranged in groups, every group of conducting wire fixture block are provided with two or more;
Support frame is equipped at least one set of installation position at circumference, and same group of each conducting wire fixture block is correspondingly arranged at same At each installation position of group;
Conducting wire fixture block is connected through a screw thread part and is fixedly connected on the support frame, is formed between conducting wire fixture block and support frame for for leading Line along circumference where same group of installation position axially across threading channel can pass through conductor grip in screw thread connector Block fixes conductor clamping.
2. wire support fitting according to claim 1, characterized in that support frame is annular brace frame.
3. wire support fitting according to claim 2, characterized in that the fixed pedestal is disc, be which is provided with The axis of fixedly connected hole, annular brace frame is parallel with plane where disc fixed pedestal.
4. wire support fitting according to claim 3, characterized in that the annular brace frame is fixed in disc The middle part of pedestal.
5. wire support fitting according to claim 1-4, characterized in that the fixed pedestal and support frame are logical Casting and forming is crossed to be integrated.
6. according to wire support fitting described in Claims 2 or 3 or 4, characterized in that the conducting wire fixture block be provided with two groups with On, and each group conducting wire fixture block is corresponding in the axial direction of annular brace frame.
7. wire support fitting according to claim 1 or 2 or 3, characterized in that the annular brace frame is positive polygon Shape ring frame, conducting wire fixture block are mounted on the side of regular polygon ring frame.
8. wire support fitting according to claim 7, characterized in that in same group of conducting wire fixture block adjacent two it Between be spaced regular polygon a line.
9. according to wire support fitting described in Claims 2 or 3 or 4, characterized in that the conducting wire fixture block is mounted on annular branch The lateral surface of support frame frame.
10. according to wire support fitting described in Claims 2 or 3 or 4, characterized in that it is heavy to be provided on the conducting wire fixture block Hole, the threaded connector are installed in counterbore to be fixedly connected with annular brace frame.
CN201910672794.9A 2019-07-24 2019-07-24 Wire support fitting Active CN110459998B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910672794.9A CN110459998B (en) 2019-07-24 2019-07-24 Wire support fitting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910672794.9A CN110459998B (en) 2019-07-24 2019-07-24 Wire support fitting

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CN110459998A true CN110459998A (en) 2019-11-15
CN110459998B CN110459998B (en) 2021-08-20

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2448641A (en) * 2004-04-30 2008-10-22 Preformed Line Products Co Clamp arm housing and frame.
KR20110047866A (en) * 2009-10-30 2011-05-09 한국전력공사 Spacer damper
CN201846042U (en) * 2010-11-02 2011-05-25 南京线路器材厂 UHVDC jumper spacer for multiple-splitting conductor
CN104362444A (en) * 2014-10-31 2015-02-18 平高集团有限公司 Divided conductor clamp fitting for EHV (Extra-High Voltage) DC (Direct Current) convertor station and branch clamps thereof
CN204905815U (en) * 2015-06-30 2015-12-23 平高集团有限公司 Wire supports fixed gold utensil and conductor spacer support thereof
CN106786287A (en) * 2016-11-17 2017-05-31 平高集团有限公司 A kind of split conductor supports gold utensil
CN108565805A (en) * 2018-04-27 2018-09-21 上海永固电力器材有限公司 A kind of new structural pipe bus bar fixing hardware of substation
CN109586230A (en) * 2018-12-18 2019-04-05 平高集团有限公司 A kind of fixed fitting of split conductor support

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2448641A (en) * 2004-04-30 2008-10-22 Preformed Line Products Co Clamp arm housing and frame.
KR20110047866A (en) * 2009-10-30 2011-05-09 한국전력공사 Spacer damper
CN201846042U (en) * 2010-11-02 2011-05-25 南京线路器材厂 UHVDC jumper spacer for multiple-splitting conductor
CN104362444A (en) * 2014-10-31 2015-02-18 平高集团有限公司 Divided conductor clamp fitting for EHV (Extra-High Voltage) DC (Direct Current) convertor station and branch clamps thereof
CN204905815U (en) * 2015-06-30 2015-12-23 平高集团有限公司 Wire supports fixed gold utensil and conductor spacer support thereof
CN106786287A (en) * 2016-11-17 2017-05-31 平高集团有限公司 A kind of split conductor supports gold utensil
CN108565805A (en) * 2018-04-27 2018-09-21 上海永固电力器材有限公司 A kind of new structural pipe bus bar fixing hardware of substation
CN109586230A (en) * 2018-12-18 2019-04-05 平高集团有限公司 A kind of fixed fitting of split conductor support

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