CN113595019B - Soft wire end fixing fitting - Google Patents
Soft wire end fixing fitting Download PDFInfo
- Publication number
- CN113595019B CN113595019B CN202110667733.0A CN202110667733A CN113595019B CN 113595019 B CN113595019 B CN 113595019B CN 202110667733 A CN202110667733 A CN 202110667733A CN 113595019 B CN113595019 B CN 113595019B
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- China
- Prior art keywords
- wire clamp
- block
- flexible conductor
- bolt
- wire
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/007—Devices for relieving mechanical stress
-
- 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
- H02G15/00—Cable fittings
- H02G15/02—Cable terminations
- H02G15/06—Cable terminating boxes, frames or other structures
- H02G15/064—Cable terminating boxes, frames or other structures with devices for relieving electrical stress
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- Clamps And Clips (AREA)
Abstract
The invention relates to a fixed fitting for the end part of a flexible conductor, which comprises a base and a wire clamp component, wherein the wire clamp component comprises a wire clamp and a clamping block, and the wire clamp and the clamping block are used for clamping the end part of the flexible conductor; the wire clamp component is directly or indirectly rotatably assembled on the base around a vertically extending axis, and the flexible conductor can drive the wire clamp component to rotate along with the flexible conductor when the flexible conductor is stressed to swing. The fastener part can rotate around vertical extension's axis, and when the flexible conductor took place to swing receiving wind-force or other external force loads, the flexible conductor can drive the fastener part and rotate together, and flexible conductor and gold utensil contact position continuously are worn and torn when the flexible conductor atress swing among the prevention prior art appears, and cause the disconnected thigh of flexible conductor or the condition that drops.
Description
Technical Field
The invention relates to a soft wire end fixing fitting.
Background
In an extra-high voltage direct current converter station, equipment is usually connected with equipment by using pure aluminum stranded wires, and the pure aluminum stranded wires are good in electric conductivity, soft in material and not wear-resistant. At present, the hardware fitting for fixing the end part of the pure aluminum stranded wire generally comprises a fixed base, wherein a holding clamp is fixedly arranged on the base and used for clamping the end part of the pure aluminum stranded wire. The problem that present gold utensil exists lies in, during strong wind weather, pure aluminum stranded conductor swings with the wind, but because gold utensil fixed arrangement, will take place violent wearing and tearing between pure aluminum stranded conductor and the gold utensil, along with the lapse of time, pure aluminum stranded conductor and gold utensil contact position degree of wear are bigger and bigger, finally lead to pure aluminum stranded conductor disconnected strand or drop from the gold utensil. The problem is also present not only for pure aluminum stranded wires, but also for flexible wires of other materials.
Disclosure of Invention
The invention aims to provide a soft conductor end fixing fitting to solve the technical problem that in the prior art, when a soft conductor is stressed and swings, the contact position of the conductor and the fitting is greatly abraded.
In order to achieve the purpose, the technical scheme of the soft wire end fixing hardware provided by the invention is as follows: a soft wire end fitting comprising:
a base;
the wire clamp component comprises a wire clamp and a clamping block, and the wire clamp and the clamping block are used for clamping the end part of the flexible conductor;
the wire clamp component is directly or indirectly rotatably assembled on the base around a vertically extending axis, and the flexible conductor can drive the wire clamp component to rotate along with the flexible conductor when the flexible conductor is stressed to swing.
Has the advantages that: the fastener part can rotate around vertical extension's axis, and when the flexible conductor was receiving wind-force or other external force loads to take place to swing, the flexible conductor can drive the fastener part and rotate together, and flexible conductor and gold utensil contact position continuously are worn and torn when preventing flexible conductor atress swing among the prior art from appearing, and cause the disconnected strand of flexible conductor or the condition that drops.
Preferably, the clip member is mounted on the base for rotation, directly or indirectly, about a horizontally extending axis. The wire clamp component is assembled on the base in a rotating mode around the horizontal axis, so that the hardware fitting can be suitable for flexible wires with different inclination angles.
Preferably, the fixing fitting comprises a rotating block rotatably assembled on the base around a vertically extending axis, and the wire clamping component is rotatably assembled on the rotating block around a horizontally extending axis. The rotating block in the middle is arranged, so that the requirements of two rotating positions are met, and the structure is simple.
Preferably, the fixed fitting comprises a vertical pin shaft penetrating through the base and the rotating block simultaneously, and the fixed fitting further comprises an anti-falling nut screwed at the end part of the vertical pin shaft. Through setting up the anticreep nut, guarantee that vertical round pin axle can not drop, guarantee that the articulated pair of here can not break down.
Preferably, a cotter pin is radially arranged at one end of the vertical pin shaft, which is provided with the anti-falling nut. The split pin further ensures that the vertical pin shaft cannot fall off.
Preferably, the rotating block comprises two support plates which are arranged at intervals in the horizontal direction, the wire clamp component extends between the two support plates, and the fixing hardware fitting comprises a horizontal pin shaft which penetrates through the support plates and the wire clamp component. The wire clamp component is supported on the two support plates through the horizontal pin shaft, so that the supporting effect on the wire clamp component is better.
Preferably, the wire clamp comprises a plurality of pairs of bolt through holes which are sequentially arranged at intervals along the extending direction of the flexible conductor, and the clamp block is provided with a plurality of bolt through holes corresponding to each pair of bolt through holes. The clamping effect on the flexible conductor can be improved through the clamping blocks.
Preferably, the wire clamp is provided with a notch, and the clamping block is arranged in the notch. The clamping block is arranged in the notch, so that the space cannot be additionally increased, the whole occupied space of the wire clamp part is smaller, and the structure is more compact.
Preferably, the base comprises a bottom plate, and the bottom plate is used for being fixedly arranged on the post insulator;
the base further comprises a fixing block fixedly arranged on the bottom plate in a split mode, and the wire clamp is directly or indirectly assembled on the fixing block. When the size of the post insulator is changed, the hardware fitting can be continuously installed on the post insulator only by replacing the corresponding bottom plate, and resource waste caused by redesigning a casting mold is avoided.
Preferably, the fixing hardware fitting comprises a bolt for connecting the bottom plate and the fixing block, a countersunk bolt through hole for the bolt to penetrate through is formed in the fixing block, and the countersunk bolt through hole is used for wrapping a bolt head of the bolt. The countersunk bolt through hole can wrap the bolt head of the bolt, and has good corona prevention effect.
Drawings
Fig. 1 is a front view of a soft wire end fixing hardware fitting embodiment 1 provided in the present invention;
fig. 2 is a left side view of the embodiment 1 of the soft wire end fixing hardware provided in the present invention;
fig. 3 is a top view of the embodiment 1 of the fixing hardware for the end of the flexible wire provided by the present invention;
fig. 4 is a cutaway schematic view of a front view of a fixing block in embodiment 1 of the hardware fitting for fixing the end of a flexible wire provided by the present invention;
fig. 5 is a top view of a fixing block in embodiment 1 of the fitting for fixing the end of a flexible wire according to the present invention;
fig. 6 is a cutaway schematic view of a front view of a rotation block in embodiment 1 of the soft wire end fixing fitting provided in the present invention;
fig. 7 is a top view of a rotation block in the embodiment 1 of the fitting for fixing the end of the flexible wire according to the present invention;
fig. 8 is a schematic structural view of a wire clamp in embodiment 1 of a soft wire end fixing fitting provided in the present invention;
description of reference numerals:
1. a base; 2. a base plate; 3. a fixed block; 4. a bolt; 5. rotating the block; 6. a vertical pin shaft; 7. an anti-drop nut; 8. a cotter pin; 9. a wire clamp component; 10. wire clamps; 11. a clamping block; 12. a horizontal pin shaft; 13. perforating the countersunk head bolt; 14. perforating a vertical pin shaft; 15. a notch; 16. a support plate; 17. and (4) perforating a horizontal pin shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be 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. Also, 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. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude a process, method, or the like that includes the element.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the term "provided" may be used in a broad sense, for example, the object of "provided" may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be a detachable connection or a non-detachable connection. The specific meanings of the above-mentioned terms in the present invention can be understood by those skilled in the art through specific situations.
The present invention will be described in further detail with reference to examples.
The specific embodiment 1 of the soft wire end fixing fitting provided by the invention:
as shown in fig. 1 to 8, a flexible conductor end fixing fitting (hereinafter, simply referred to as a fitting) is used to fix an end of a flexible conductor, and a part of the fitting can swing along with the flexible conductor, so that a situation that a strand is broken or pulled out due to excessive abrasion at an intersection of the flexible conductor and the fitting is prevented.
The hardware fitting comprises a base 1, wherein the base 1 is fixedly installed on a post insulator in use, a rotating block 5 is assembled on the base 1 in a rotating mode around a vertical axis, a wire clamping component 9 is assembled on the rotating block 5 in a rotating mode around a horizontal axis, and the wire clamping component 9 is used for clamping the end portion of a flexible conductor. The wire clamp component 9 is indirectly assembled on the base 1 around the vertical axis through the rotating block 5, and when the flexible conductor swings under the action of wind power or other external force, the wire clamp component 9 can rotate along with the flexible conductor, so that the condition that the hardware fitting is worn or the conductor is broken in strand by the contact part of the flexible conductor in the prior art is avoided. Meanwhile, the wire clamp component 9 is assembled on the rotating block 5 in a rotating mode around the horizontal axis, and can be suitable for flexible wires which form different inclination angles with the horizontal plane.
As shown in fig. 1 to 3, 4 and 5, the base 1 includes a bottom plate 2 and a fixing block 3 which are separated, the bottom plate 2 is fixedly mounted on the post insulator through a bolt when in use, and the fixing block 3 is detachably and fixedly mounted on the bottom plate 2 through a bolt 4. As shown in fig. 4 and 5, the inside of the fixing block 3 is a hollow structure, the top of the fixing block is provided with a pin hole communicated with the hollow space, a circle of countersunk bolt through holes 13 extending up and down is formed in the periphery of the fixing block 3, and the bolts 4 penetrate through the countersunk bolt through holes 13 from top to bottom and are screwed into the bottom plate 2. The countersunk bolt hole 13 is provided to wrap the bolt head of the bolt 4, and has a good corona prevention effect.
The structure of the turning block 5 is as shown in fig. 6 and 7, the turning block 5 comprises two supporting plates 16 at the upper end, the supporting plates 16 extend vertically, the two supporting plates 16 are arranged at intervals along the horizontal direction, a vertical pin hole 14 is formed between the two supporting plates 16 on the turning block 5, the vertical pin hole 14 is a counter bore for the vertical pin 6 to penetrate, and the counter bore can wrap the head of the vertical pin 6, so that a good corona prevention effect is achieved. Each support plate 16 is provided with a horizontal pin shaft through hole 17, and the horizontal pin shaft through hole 17 is used for the horizontal pin shaft 12 to pass through.
The structure of fastener part 9 is as shown in fig. 1 to 3 and fig. 8, fastener part 9 includes fastener 10, there is breach 15 on the fastener 10, fastener part 9 is still including the clamp splice 11 that is located breach 15, there is three clamp splice 11 here, clamp splice 11 has threely along the flexible conductor, all there is the arc clamping face on each clamp splice 11, correspondingly, there are three mated bolt holes on the fastener 10, also there is the arc clamping face on the fastener 10, press from both sides the flexible conductor between fastener 10 and clamp splice 11 through the bolt during use. The wire clamp 10 is provided with a pin hole for the horizontal pin shaft 12 to penetrate through.
In the assembly process of the invention, as shown in fig. 1 to 3, the rotating block 5 is placed on the fixed block 3, the vertical pin shaft 6 penetrates through the vertical pin shaft through hole 14 on the rotating block 5 and the pin hole on the fixed block 3 from top to bottom, the lower end of the vertical pin shaft 6 is spirally assembled with the anti-falling nut 7, the lower end of the vertical pin shaft 6 radially penetrates through the cotter pin 8, and the vertical pin shaft 6 is prevented from falling off through the anti-falling nut 7 and the cotter pin 8. The wire clamp component 9 is placed between the two support plates 16, the horizontal pin shaft 12 penetrates through the support plates 16 and the wire clamp component 9, and then the anti-falling nut 7 and the cotter pin 8 are installed at the other end of the horizontal pin shaft 12 to prevent the horizontal pin shaft 12 from falling off.
The specific embodiment 2 of the soft wire end fixing fitting provided by the invention:
in the embodiment 1, the hole through which the bolt penetrates in the fixing block is a countersunk bolt hole, and in the embodiment, the countersunk bolt hole is changed into a common through bolt hole, so that the corona-proof effect is achieved, and a protective cover can be covered outside the bolt head.
The specific embodiment 3 of the soft wire end fixing fitting provided by the invention:
in embodiment 1, the bottom plate and the fixing block are arranged separately, and in this embodiment, the bottom plate and the fixing block are of an integrated structure, and when the post insulator is changed, the bottom plate and the fixing block are replaced at the same time.
The specific embodiment 4 of the soft wire end fixing fitting provided by the invention:
in embodiment 1, the wire clamp has a notch, and the clamping block is disposed in the notch.
The specific embodiment 5 of the soft wire end fixing fitting provided by the invention:
in embodiment 1, there are a plurality of clamping blocks, and in this embodiment, there may be only one clamping block, and the clamping effect on the flexible conductor may be ensured by extending the length of the clamping block.
The specific embodiment 6 of the soft wire end fixing fitting provided by the invention:
in example 1, the rotary block includes two support plates, and the wire clamp member extends between the two support plates. Alternatively, the clamp assembly may be disposed on one side of the pivot block and hinged using an overhanging pin.
The specific embodiment 7 of the soft wire end fixing fitting provided by the invention:
in embodiment 1, a cotter pin is arranged at one end of the vertical pin shaft, and in this embodiment, the cotter pin is eliminated and anti-falling assembly is performed only by means of an anti-falling nut.
The specific embodiment 8 of the soft wire end fixing fitting provided by the invention:
in embodiment 1, the rotary block is rotatably fitted on the base about a vertical axis, the wire clamp member is rotatably fitted on the rotary block about a horizontal axis, and the wire clamp member is indirectly fitted on the base. In this embodiment, the turning block is rotatably mounted on the base about a horizontal axis, and the wire clamp member is rotatably mounted on the turning block about a vertical axis.
The specific embodiment 9 of the soft wire end fixing fitting provided by the invention:
in example 1, the wire clamp member was indirectly fitted to the base via the rotating block. In this embodiment, the wire clamp part is directly assembled on the base, and specifically, the wire clamp part is assembled on the base by using a spherical hinge.
The specific embodiment 10 of the soft wire end fixing fitting provided by the invention:
in embodiment 1, the wire clamp member is rotatable about both a vertical axis and a horizontal axis. In this embodiment, the wire clamp component can only rotate around the vertical axis, and at this time, the wire clamp component is directly fixed on the rotating block or can be directly rotatably mounted on the base.
Finally, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments without departing from the inventive concept, or some of the technical features may be replaced with equivalents. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a soft wire tip fixed fitting which characterized in that: the flexible wire clamp comprises a base (1) and a wire clamp component (9), wherein the wire clamp component (9) comprises a wire clamp (10) and a clamping block (11), and the wire clamp (10) and the clamping block (11) are used for clamping the end part of a flexible wire; the wire clamp component (9) is assembled on the base (1) in a direct or indirect rotating mode around a vertically extending axis, the axis is fixed relative to the position of the wire clamp component, the flexible conductor can drive the wire clamp component (9) to rotate along with the flexible conductor when stressed and swing, the base comprises a bottom plate (2) and a fixing block (3) which are separated, the fixing block (3) is of a hollow structure, a pin hole communicated with a hollow space is formed in the top of the fixing block, the wire clamp component (9) is connected on the fixing block (3) through a rotating block (5), a vertical pin shaft penetrating hole (14) is formed in the rotating block (5), and the fixing block (3) is connected with the rotating block (5) through a vertical pin shaft (6) which penetrates through the pin hole and the pin shaft penetrating hole (14) simultaneously.
2. The flexible wire end fixing fitting according to claim 1, wherein: the clamping part (9) is mounted on the base (1) in a manner that allows direct or indirect rotation about a horizontally extending axis.
3. The flexible wire end fixing fitting according to claim 2, wherein: the clamping part (9) is mounted on the rotary block (5) in a rotatable manner about a horizontally extending axis.
4. The flexible wire end fixing fitting according to claim 3, wherein: the fixed fitting further comprises an anti-falling nut (7) screwed at the end part of the vertical pin shaft (6).
5. The flexible wire end fixing fitting according to claim 4, wherein: and a cotter pin (8) is radially arranged at one end of the vertical pin shaft (6) provided with the anti-falling nut (7) in a penetrating manner.
6. The flexible wire end fixing fitting according to claim 3, 4 or 5, wherein: the rotating block (5) comprises two support plates (16) which are arranged at intervals in the horizontal direction, the wire clamp component (9) extends between the two support plates (16), and the fixing hardware fitting comprises a horizontal pin shaft (12) which penetrates through the support plates (16) and the wire clamp component (9).
7. The soft wire end fixing fitting according to any one of claims 1 to 5, wherein: the wire clamp (10) comprises a plurality of pairs of bolt through holes which are sequentially arranged at intervals along the extension direction of the flexible conductor, and the clamp blocks (11) are provided with a plurality of bolt through holes corresponding to each pair of bolt through holes.
8. The flexible wire end fixing fitting according to any one of claims 1 to 5, wherein: a notch (15) is arranged on the wire clamp (10), and the clamping block (11) is arranged in the notch (15).
9. The flexible wire end fixing fitting according to claim 1, wherein: the fixing hardware fitting comprises a bolt (4) for connecting the bottom plate (2) and the fixing block (3), a countersunk bolt through hole (13) for the bolt (4) to penetrate through is formed in the fixing block (3), and the countersunk bolt through hole (13) is used for wrapping a bolt head of the bolt (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110667733.0A CN113595019B (en) | 2021-06-16 | 2021-06-16 | Soft wire end fixing fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110667733.0A CN113595019B (en) | 2021-06-16 | 2021-06-16 | Soft wire end fixing fitting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113595019A CN113595019A (en) | 2021-11-02 |
| CN113595019B true CN113595019B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110667733.0A Active CN113595019B (en) | 2021-06-16 | 2021-06-16 | Soft wire end fixing fitting |
Country Status (1)
| Country | Link |
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| CN (1) | CN113595019B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US7146880B1 (en) * | 2004-12-06 | 2006-12-12 | Francis Services, Inc. | Torque wrench system |
| JP2007006625A (en) * | 2005-06-23 | 2007-01-11 | Asahi Electric Works Ltd | Loose type cable clamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205044570U (en) * | 2015-09-07 | 2016-02-24 | 中铁武汉电气化局集团科工装备有限公司 | Abrasionproof linkage of additional line of big wind zone contact net |
| CN205911700U (en) * | 2016-07-25 | 2017-01-25 | 扬州洪顺电器有限公司 | Tubular bus -bar fixing fitting |
| DE202017101896U1 (en) * | 2017-03-31 | 2018-07-04 | Igus Gmbh | Cable guide |
| CN109473930A (en) * | 2018-05-07 | 2019-03-15 | 金华送变电工程有限公司三为电力分公司 | A kind of mountain area high-tension electricity fixing device for air lead |
| CN208454139U (en) * | 2018-06-25 | 2019-02-01 | 中建八局第二建设有限公司 | A kind of electrical line setting auxiliary device |
| CN209088431U (en) * | 2018-11-02 | 2019-07-09 | 李进财 | A kind of fixed fitting of the cable of electrical engineering |
| CN209088436U (en) * | 2018-12-14 | 2019-07-09 | 扬州辉浩电力器材有限公司 | A kind of anti-loosening wedge clamp |
| CN211183293U (en) * | 2019-10-25 | 2020-08-04 | 澳希电力金具有限公司 | Tubular bus fitting |
| CN211377425U (en) * | 2019-12-18 | 2020-08-28 | 朱绍伟 | Building electrical construction fixing device |
| CN212908905U (en) * | 2020-04-08 | 2021-04-06 | 胡全龙 | Tubular bus connecting fitting |
| CN112103888B (en) * | 2020-09-14 | 2021-08-06 | 国网江苏省电力工程咨询有限公司 | Fixing device for overhead cable capable of preventing wind blowing, swaying and abrasion |
-
2021
- 2021-06-16 CN CN202110667733.0A patent/CN113595019B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7146880B1 (en) * | 2004-12-06 | 2006-12-12 | Francis Services, Inc. | Torque wrench system |
| JP2007006625A (en) * | 2005-06-23 | 2007-01-11 | Asahi Electric Works Ltd | Loose type cable clamp |
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| Publication number | Publication date |
|---|---|
| CN113595019A (en) | 2021-11-02 |
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Effective date of registration: 20230925 Address after: South East of Pingdingshan city in Henan province 467001 No. 22 Patentee after: PINGGAO GROUP Co.,Ltd. Patentee after: Pinggao Group (Henan) Power Equipment Technology Co.,Ltd. Address before: South East of Pingdingshan city in Henan province 467001 No. 22 Patentee before: PINGGAO GROUP Co.,Ltd. |