CN208903753U - Overhead transmission line assembled strain insulator string devices - Google Patents
Overhead transmission line assembled strain insulator string devices Download PDFInfo
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- CN208903753U CN208903753U CN201821818307.2U CN201821818307U CN208903753U CN 208903753 U CN208903753 U CN 208903753U CN 201821818307 U CN201821818307 U CN 201821818307U CN 208903753 U CN208903753 U CN 208903753U
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- transmission line
- clevis
- strain insulator
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Abstract
Overhead transmission line assembled strain insulator string devices, are related to electric armour clamp technical field.Including the identical suspension string of two settings, the suspension string includes sequentially connected hardware, two the first U-shaped links, DB adjustment plate, the first adjustable towing plate of PT type, second U-shaped link, ball-eye, insulator, socket-clevis eye, first is connected between the socket-clevis eye of two suspension strings to pull, there are four the first right angle hanging plates for the described first end connection pulled, the end of first right angle hanging plate is all connected with triangle yoke plate, it is connected separately with one on two triangle yoke plates in outside and presses shading ring, the end two sides of triangle yoke plate are sequentially connected the second right angle hanging plate respectively, third right angle hanging plate, the 2nd adjustable towing plate of PT type, U-shaped link and excessively coaster strain clamp.The utility model is improved the intensity of whole device connection, is made more reliable and more stable in device operational process by the way of double hanging point.
Description
Technical field
The utility model relates to electric armour clamp technical field, specially a kind of overhead transmission line is in tandem with assembled strain insulator
It sets.
Background technique
Strain insulator string devices in overhead transmission line are power transmission lines for transmission pressure to be drawn to and is fixed on anchor support
Important hardware string type in road, strain clamp are the important components in strain insulator string devices, have both been realized to overhead power transmission at work
The drainage of line, and realize to the fixation between overhead transmission line and strain insulator insulation, drainage one of the strain clamp to overhead transmission line
It is by the way that overhead transmission line is imported strain clamp, second is that being transmitted to conducting wire by drainage plate and conduction wire clamp；Wherein drainage plate
Set is welded on strain clamp ontology, and assembly type overhead requires the manufacture of twisted wire factory fixed length, and strain clamp is completed before unfolding
The assembling of the utility model strain insulator string devices is completed in crimping.And in the prior art, drainage plate integral assembling is in strain clamp ontology
On, structure is longer larger, is not easy to pass through construction pulley.
In addition, certain strain clamp drainage plates use bolt fastening on strain clamp aluminum pipe, in operation, by changeable
It is also easy to produce loosening when such environmental effects, leads to safety accident.
Furthermore under conductor wire length manufacturing situation, the arc sag after stringing is difficult to adjust, and reduces construction efficiency, influences engineering
Quality.
Utility model content
The purpose of the utility model is to provide a kind of overhead transmission line assembled strain insulator string devices, can effectively solve
The problems in background technique.
Realizing the technical solution of above-mentioned purpose is: overhead transmission line assembled strain insulator string devices, it is characterised in that: packet
The identical suspension string of two settings is included, the suspension string includes sequentially connected hardware, two the first U-shaped links, DB tune
Whole plate, the first PT type is adjustable towing plate, the second U-shaped link, ball-eye, insulator, socket-clevis eye, the bowl head of two suspension strings
First is connected between hanging plate to pull, the described first end pulled is connected with four the first right angle hanging plates of equal part setting, the
The end of one right angle hanging plate is all connected with triangle yoke plate, and pressure shielding is connected separately on two triangle yoke plates in outside
Ring, the end two sides of triangle yoke plate are sequentially connected the second right angle hanging plate, third right angle hanging plate, the 2nd adjustable traction of PT type respectively
Plate, U-shaped link and mistake coaster strain clamp.
The utility model is improved the intensity of whole device connection, is made in device operational process by the way of double hanging point
It is more reliable and more stable, stress condition in this kind of structure combination present apparatus use process and design, make to be more uniformly stressed, improve produce
Product operation stability extends present apparatus service life.
Further, described in the utility model to cross different structure there are two types of coaster strain clamp tools, it is respectively as follows:
1, crossing coaster strain clamp includes wire clip body, drainage plate, conduction wire clamp, steel anchor, and steel anchor is connected to wire clip body
Tail end, the drainage plate includes the casing that is welded on crimpless section of wire clip body of set, has been wholely set on the outer wall of casing
The connection plate tangent with casing, one end of conduction wire clamp be provided with connect plate overlap and pass through the 4th bolt with connect
The fixed fixation plate of plate.
Because the structure of existing coaster is that line wheel is mounted in square frame, between line wheel and square frame between
Gap is fixed, and the size in gap must be such that strain clamp passes through, therefore the conduction wire clamp of the utility model is using company
Plate and the tangent connection structure of casing are connect, the height of strain clamp wire clamp can be effectively reduced, completely eliminate work progress
Middle strain clamp passes through coaster when construction by the obstruction of coaster.
2, crossing coaster strain clamp includes wire clip body, drainage plate, conduction wire clamp, steel anchor, and steel anchor is connected to wire clip body
Tail end, the drainage plate includes the casing that is welded on crimpless section of wire clip body of set, and the phase with casing is connected on casing
The axial direction of the vertical connection plate of tangent plane, the length direction and casing that connect plate is consistent, and the outer end for connecting plate is provided with
Open slot, one end of the conduction wire clamp be provided with cooperation connection plate open slot in and by the 5th bolt with connect
The fixed fixation plate of plate.
Further, the connection bolt of connection plate and fixed plate is located on same level straight line.
The connection bolt of connection plate and fixed plate is located on same level straight line, and parallel with the wire clip body,
The length and height for reducing drainage plate enable gap of the strain clamp across line wheel and square frame, completely eliminate
The obstruction of wires-erecting pulley hanger passes through coaster convenient for the wire clamp.
Further, the first adjustable towing plate of PT type includes two piece of first bar shaped clamping plate, is provided on the first bar shaped clamping plate
Multiple adjustment holes are arranged the first bar shaped adjustable plate between one end of the first bar shaped clamping plate, are evenly equipped on the first bar shaped adjustable plate more
A fixation hole, one of fixation hole on the first bar shaped adjustable plate pass through with one of adjustment hole on the first bar shaped clamping plate
First is bolted.
Further, the outer end of the first bar shaped clamping plate is additionally provided with the construction pilot hole of the first bar shaped clamping plate of protrusion.
Further, the 2nd adjustable towing plate of PT type includes two blocks of Article 2 clevis plates, is provided on Article 2 clevis plate
Multiple adjustment holes are arranged the second bar shaped adjustable plate between one end of Article 2 clevis plate, are evenly equipped on the second bar shaped adjustable plate more
A fixation hole, one of fixation hole on the second bar shaped adjustable plate pass through with one of adjustment hole on Article 2 clevis plate
Second is bolted；The other end of Article 2 clevis plate has been bolted fan-shaped adjustment plate by third, in fan-shaped adjustment plate
Periphery is evenly equipped with the adjusting hole of arc-shaped distribution.
The first adjustable towing plate of PT type of the utility model can adjust the arc sag of bundle conductor；The 2nd adjustable towing plate of PT type is adjustable
The arc sag of whole solid conductor.The first, second adjustable towing plate of PT type can overcome the error of fixed length conducting wire, not to construction bring
Just, construction efficiency is improved.
The extending pull rod in conventional strain insulator-string is omitted in the 2nd adjustable towing plate of PT type of the utility model, and solving can not
The problem of tune.
Since the total length of drainage plate ledger line clip main body is greater than the interior outage degree of the hanger of construction pulley, therefore whole strain insulator
The total length that drainage plate ledger line presss from both sides cannot be significantly reduced to the interior sky of construction pulley hanger by coaster, the utility model
Highly, the obstacle of coaster cannot be crossed by completely eliminating wire clamp, guarantee that construction is gone on smoothly.Construction efficiency is improved, guarantees construction matter
Amount.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of first embodiment；
Fig. 2 is the top view of Fig. 1；
Fig. 3 .1 is the structural schematic diagram for crossing coaster strain clamp that conduction wire clamp is mounted on left side in first embodiment；
Fig. 3 .2 is the structural schematic diagram for crossing coaster strain clamp that conduction wire clamp is mounted on right side in first embodiment；
Fig. 4 is the cross-sectional view of the drainage plate being mounted in wire clip body in first embodiment；
Fig. 5 is the structural schematic diagram of the first adjustable towing plate of PT type；
Fig. 6 is the main view of the first adjustable towing plate of PT type；
Fig. 7 is the main view of the first bar shaped adjustable plate；
Fig. 8 is the structural schematic diagram of the 2nd adjustable towing plate of PT type；
Fig. 9 is the main view of the 2nd adjustable towing plate of PT type；
Figure 10 is the main view of the second bar shaped adjustable plate；
Figure 11 .1 be second embodiment in conduction wire clamp towards left side cross coaster strain clamp structural schematic diagram；
Figure 11 .2 be second embodiment in conduction wire clamp towards right side cross coaster strain clamp structural schematic diagram；
Figure 12 is the cross-sectional view of the drainage plate being mounted in wire clip body in second embodiment.
Specific embodiment
First embodiment
As shown in Figure 1, 2, the utility model includes the identical suspension string 1 of two settings, and the suspension string 1 includes successively connecting
1.1, two the first U-shaped links 1.2 of the hardware connect, DB adjustment plate 1.3, the first PT type is adjustable, and towing plate 1.4, second is U-shaped
Link 1.5, ball-eye 1.6, insulator 1.7, socket-clevis eye 1.8.
As shown in Fig. 5,6,7, the first PT type is adjustable towing plate 1.4 is used to adjust the arc sag of bundle conductor, including two piece first
Bar shaped clamping plate 1.41, is provided with multiple adjustment holes 1.42 on the first bar shaped clamping plate 1.41, one end of the first bar shaped clamping plate 1.41 it
Between the first bar shaped adjustable plate 1.43 is set, multiple fixation holes 1.44 are evenly equipped on the first bar shaped adjustable plate 1.43, pass through the first spiral shell
Bolt 1.46 is by the adjustment hole 1.42 on the different fixation holes 1.44 and the first bar shaped clamping plate 1.44 on the first bar shaped adjustable plate 1.43
Connection, can be realized the length adjustment of the adjustable towing plate 1.4 of the first PT type；The outer end of first bar shaped clamping plate 1.41, which is additionally provided with, applies
Tooling distribution 1.45, construction pilot hole 1.45 are used in the utility model after the completion of ground-mounted, place rope, pass through rope again
Rope draws the utility model to aerial.
As shown in Figure 1, 2, first being connected between the socket-clevis eye 1.8 of two suspension strings 1 and pulling 2, first pulls 2 end
End is connected with four the first right angle hanging plates 3 of equal part setting, and the end of the first right angle hanging plate 3 is all connected with triangle yoke plate 4, triangle connection
Plate 4 is less than two triangle yoke plates positioned inside in isosceles triangle, positioned at the bottom edge length of two triangle yoke plates 4 in outside
The apex angle bisector of 4 bottom edge length, two triangle yoke plates 4 positioned at outside and two triangle yoke plates positioned inside is overlapped,
Be connected separately on two triangle yoke plates 4 in outside one press shading ring 5, the end two sides of triangle yoke plate 4 respectively according to
Secondary connection the second right angle hanging plate 6, third right angle hanging plate 7, the 2nd PT type is adjustable towing plate 8, the U-shaped link 10 of third and to cross coaster resistance to
Bracing cable folder 9.
As shown in Fig. 7,8,9, the 2nd PT type is adjustable towing plate 8 is used to adjust the arc sag of solid conductor, including two piece second
Bar shaped clamping plate 8.1 is provided with multiple adjustment holes 8.2 on Article 2 clevis plate 8.1, leads between one end of Article 2 clevis plate 8.1
It crosses the second bolt 8.8 and is connected with the second bar shaped adjustable plate 8.3, the other end of Article 2 clevis plate 8.1 is connected by third bolt 8.9
It is connected to fan-shaped adjustment plate 8.5, multiple fixation holes 8.4 are evenly equipped on the second bar shaped adjustable plate 8.3, by the second bolt 8.8 by
Different fixation holes 8.4 on two bar shaped adjustable plates 8.3 are connect with the adjustment hole 8.2 on Article 2 clevis plate 8.1, can be realized
The coarse adjustment for 1.4 length of towing plate that two PT types are adjustable；The adjusting hole of arc-shaped distribution is evenly equipped in the periphery of fan-shaped adjustment plate 8.5
8.7, by the way that adjusting hole 8.7 different in fan-shaped adjustment plate 8.5 to be connect with third right angle hanging plate 7, the 2nd PT type may be implemented
The accurate adjusting of adjustable 8 length of towing plate.The height of transmission pressure over the ground can be effectively controlled in accurate adjust, and guarantees transmission line of electricity
Safe operation.
As shown in Fig. 3 .1,3.2,4, crossing coaster strain clamp 9 includes wire clip body 9.1, drainage plate 9.2, conduction wire clamp
9.3, steel anchor 9.4, steel anchor 9.4 are connected to the tail end of wire clip body 9.1, and drainage plate 9.2 includes that set is welded in the non-of wire clip body 9.1
(needs of wire clip body 9.1 crimp the conducting wire placed to crimp segment, therefore wire clip body 9.1 is divided for crimp segment and non-depressed
Connect section) on casing 9.21, be wholely set the connection plate 9.22 tangent with casing 9.21 on the outer wall of casing 9.21, drain
One end of wire clamp 9.1 is provided with and connect the overlapping of plate 9.5 and the fixation fixed with plate 9.5 is connect by the 4th bolt 9.6
Plate 9.7.
As shown in Fig. 3 .1 and 3.2, conduction wire clamp 9.3 can be assemblied in the left or right side of drainage plate 9.2.
The connection installation of conduction wire clamp 9.3 and drainage plate 9.2 should be in the wire clip body 9.1 and drainage plate 9.2 by applying
Work coaster carries out after completing line level crossing construction.
Second embodiment
One first embodiment of structure of second embodiment is essentially identical, and difference is: as shown in Figure 11 .1,11.2,12,
Crossing coaster strain clamp includes wire clip body 11, drainage plate 12, conduction wire clamp 13, steel anchor 14, and steel anchor 14 is connected to wire clip body
11 tail end, drainage plate 12 include the casing 12.1 that set is welded on crimpless section of wire clip body 11, are connected on casing 12. 1
The connection plate 12.2 vertical with the tangent plane of casing 12.1 connects the length direction of plate 12.2 and the axial direction of casing 12.1
Unanimously, the outer end for connecting plate 12.2 is provided with open slot 12.3, and one end of conduction wire clamp 13 is provided with cooperation in connection plate
In 12.2 open slot 16 and pass through the 5th bolt 17 fixation plate (not shown) fixed with plate 12.2 is connect, even
The connection bolt 17 for connecing plate 12.2 and fixed plate is located on same level straight line.
Above embodiments are only to illustrate the technical solution of the utility model rather than its limitations, the common skill of fields
Specific implementation of the utility model can still be modified or equivalent replacement referring to above-described embodiment by art personnel, this
A bit without departing from any modification of the spirit and scope of the utility model or equivalent replacement, applying for pending the utility model
Within claims.
Claims (7)
1. overhead transmission line assembled strain insulator string devices, it is characterised in that: described including the identical suspension string of two settings
Suspension string includes sequentially connected hardware, two the first U-shaped links, DB adjustment plates, the first PT type is adjustable towing plate, second
U-shaped link, ball-eye, insulator, socket-clevis eye are connected with first and pull between the socket-clevis eye of two suspension strings, described
First end pulled is connected with four the first right angle hanging plates of equal part setting, and the end of the first right angle hanging plate is all connected with triangle connection
Plate, be connected separately on two triangle yoke plates in outside one press shading ring, the end two sides of triangle yoke plate respectively according to
Secondary connection the second right angle hanging plate, third right angle hanging plate, the 2nd PT type is adjustable towing plate, U-shaped link and cross coaster strain clamp.
2. overhead transmission line according to claim 1 assembled strain insulator string devices, it is characterised in that: cross coaster strain insulator
Wire clamp includes wire clip body, drainage plate, conduction wire clamp, steel anchor, and steel anchor is connected to the tail end of wire clip body, and the drainage plate includes
The casing being welded on crimpless section of wire clip body is covered, is wholely set the connection plate tangent with casing on the outer wall of casing,
One end of conduction wire clamp is provided with and connect plate and overlap and pass through the 4th bolt and connect the fixed fixation plate of plate.
3. overhead transmission line according to claim 1 assembled strain insulator string devices, it is characterised in that: cross coaster strain insulator
Wire clamp includes wire clip body, drainage plate, conduction wire clamp, steel anchor, and steel anchor is connected to the tail end of wire clip body, and the drainage plate includes
The casing being welded on crimpless section of wire clip body is covered, is connected with the connection plate vertical with the tangent plane of casing on casing,
The axial direction of the length direction and casing that connect plate is consistent, and the outer end for connecting plate is provided with open slot, the conduction wire clamp
One end is provided with cooperation in the open slot of connection plate and passes through the fixation plate that the 5th bolt and connecting plate are fixed.
4. overhead transmission line according to claim 3 assembled strain insulator string devices, it is characterised in that: the connection is flat
The connection bolt of plate and fixed plate is located on same level straight line.
5. overhead transmission line according to claim 1 assembled strain insulator string devices, it is characterised in that: the first PT type can
Adjusting towing plate includes two piece of first bar shaped clamping plate, is provided with multiple adjustment holes on the first bar shaped clamping plate, and the one of the first bar shaped clamping plate
First bar shaped adjustable plate is set between end, is evenly equipped with multiple fixation holes on the first bar shaped adjustable plate, on the first bar shaped adjustable plate
One of fixation hole is bolted with one of adjustment hole on the first bar shaped clamping plate by first.
6. overhead transmission line according to claim 5 assembled strain insulator string devices, it is characterised in that: first clevis
The outer end of plate is additionally provided with the construction pilot hole of the first bar shaped clamping plate of protrusion.
7. overhead transmission line according to claim 1 assembled strain insulator string devices, it is characterised in that: the 2nd PT type can
Adjusting towing plate includes two blocks of Article 2 clevis plates, is provided with multiple adjustment holes on Article 2 clevis plate, and the one of Article 2 clevis plate
Second bar shaped adjustable plate is set between end, is evenly equipped with multiple fixation holes on the second bar shaped adjustable plate, on the second bar shaped adjustable plate
One of fixation hole is bolted with one of adjustment hole on Article 2 clevis plate by second；Article 2 clevis plate
The other end has been bolted fan-shaped adjustment plate by third, is evenly equipped with the adjustment of arc-shaped distribution in the periphery of fan-shaped adjustment plate
Hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821818307.2U CN208903753U (en) | 2018-11-06 | 2018-11-06 | Overhead transmission line assembled strain insulator string devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821818307.2U CN208903753U (en) | 2018-11-06 | 2018-11-06 | Overhead transmission line assembled strain insulator string devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208903753U true CN208903753U (en) | 2019-05-24 |
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ID=66577615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821818307.2U Active CN208903753U (en) | 2018-11-06 | 2018-11-06 | Overhead transmission line assembled strain insulator string devices |
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| CN (1) | CN208903753U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256243A (en) * | 2018-11-06 | 2019-01-22 | 江苏捷凯电力器材有限公司 | Overhead transmission line assembled strain insulator string devices |
-
2018
- 2018-11-06 CN CN201821818307.2U patent/CN208903753U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256243A (en) * | 2018-11-06 | 2019-01-22 | 江苏捷凯电力器材有限公司 | Overhead transmission line assembled strain insulator string devices |
| CN109256243B (en) * | 2018-11-06 | 2024-06-18 | 江苏捷凯电力器材有限公司 | Assembled strain insulator string device for overhead transmission line |
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