CN107171267A - A kind of anti-galloping power transmission line take-up device of electronic screw mandrel - Google Patents
A kind of anti-galloping power transmission line take-up device of electronic screw mandrel Download PDFInfo
- Publication number
- CN107171267A CN107171267A CN201710486224.1A CN201710486224A CN107171267A CN 107171267 A CN107171267 A CN 107171267A CN 201710486224 A CN201710486224 A CN 201710486224A CN 107171267 A CN107171267 A CN 107171267A
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- CN
- China
- Prior art keywords
- arm
- hydraulic cylinder
- cross
- electric tower
- transmission line
- 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.)
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Classifications
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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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
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- Insulators (AREA)
Abstract
The invention discloses a kind of electronic anti-galloping power transmission line take-up device of screw mandrel, including the electric tower one and electric tower two be arrangeding in parallel, cross-arm and lower cross-arm are provided with the electric tower one and electric tower two, the bottom left and right sides of the upper cross-arm and lower cross-arm is provided with insulator, the upper cross-arm and lower cross-arm are by upper hopper chute and gliding groove through the left and right sides of electric tower one, the top of the electric tower one is provided with wind sensor, the intracavity bottom of the electric tower one is provided with controller, the bottom of the lower cross-arm is provided with lower hydraulic cylinder, the invention is provided with wind sensor at the top of electric tower one, when wind-force exceedes design load, the upper hydraulic cylinder of controller control and lower hydraulic cylinder decline, so as to tense cable, upper hydraulic cylinder and lower hydraulic cylinder are pneumatic hydraulic cylinder, being capable of fast reaction, it controls speed, positional precision is all very accurate, the apparatus structure is simple, it is easy to use.
Description
Technical field
The present invention relates to power transmission line technical field, specially a kind of anti-galloping power transmission line of electronic screw mandrel tenses dress
Put.
Background technology
Galloping is a kind of to frequently occur in low frequency, significantly wind-induced vibration on cold district transmission pressure.In most feelings
Under condition, when the wind of horizontal direction is to the transmission pressure for becoming noncircular cross section because of icing, caused aerodynamic force meeting
Cause and brandished above and below wire, as galloping.When galloping occurs, full shelves overhead transmission line does significantly undulating vibratory, and has concurrently
Swing, swinging track direction sub-elliptical shape.Because the amplitude of galloping is big, a last very long, therefore be easy to cause
The damage of alternate flashover, gold utensil, causes line tripping power failure, forgets about it the major accidents such as line bar, transmission of electricity interruption.In recent years, with
The extensive construction of China's high-tension line, galloping problem is become increasingly conspicuous, and existing technology is not enough automated, security is not enough, is
This, it is proposed that a kind of anti-galloping power transmission line take-up device of electronic screw mandrel.
The content of the invention
It is an object of the invention to provide a kind of electronic anti-galloping power transmission line take-up device of screw mandrel, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the present invention provides following technical scheme：A kind of anti-galloping power transmission line of electronic screw mandrel is drawn
Cross-arm and lower horizontal stroke are provided with tight device, including the electric tower one be arrangeding in parallel and electric tower two, the electric tower one and electric tower two
The bottom left and right sides of load, the upper cross-arm and lower cross-arm is provided with insulator, between upper cross-arm described in two groups and under two groups
It is mounted on electric wire between cross-arm, the upper cross-arm and lower cross-arm are by upper hopper chute and gliding groove through the left and right two of electric tower one
Side, the top of the electric tower one is provided with wind sensor, and the intracavity bottom of the electric tower one is provided with controller, the upper horizontal stroke
The bottom of load is provided with hydraulic cylinder, and the bottom of the upper hydraulic cylinder is provided with upper mounted plate, and the bottom of the lower cross-arm is installed
There is lower hydraulic cylinder, the bottom of the lower hydraulic cylinder is provided with bottom plate, and the wind sensor is electrically connected with controller, institute
Controller, upper hydraulic cylinder and lower hydraulic cylinder is stated to be electrically connected with.
It is preferred that, the upper hydraulic cylinder and lower hydraulic cylinder are pneumatic hydraulic cylinder.
It is preferred that, the insulator is ceramic insulator or glass fiber reinforced plastic insulator or composite insulator.
Compared with prior art, the beneficial effects of the invention are as follows：The invention is provided with wind-force sensing at the top of electric tower one
Device, when wind-force exceedes design load, the upper hydraulic cylinder of controller control and lower hydraulic cylinder decline, so that cable is tensed, upper hydraulic cylinder
Be pneumatic hydraulic cylinder with lower hydraulic cylinder, can fast reaction, it controls speed, positional precision all very accurate, the device knot
Structure is simple, easy to use.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the electric structural representation of tower one of the present invention.
In figure：The 1 electric electric tower two of tower one, 2,3 insulators, 4 time cross-arms, cross-arm, 6 wind sensors, 7 electric wires, 8 are controlled on 5
Device, 9 bottom plates, 10 times hydraulic cylinders, 11 upper mounted plates, hydraulic cylinder, 13 upper hopper chutes, 14 gliding grooves on 12.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of anti-galloping power transmission line of electronic screw mandrel tenses dress
Put, including the electric tower 1 be arrangeding in parallel and electric tower 22, cross-arm 5 and lower horizontal stroke are provided with the electric tower 1 and electric tower 22
Load 4, the bottom left and right sides of the upper cross-arm 5 and lower cross-arm 4 is provided with insulator 3, with two between upper cross-arm 5 described in two groups
It is mounted on electric wire 7 between the lower cross-arm 4 of group, the upper cross-arm 5 and lower cross-arm 4 are by upper hopper chute 13 and gliding groove 14 through electricity
The left and right sides of tower 1, the top of the electric tower 1 is provided with wind sensor 6, and the intracavity bottom of the electric tower 1 is installed
There is controller 8, the bottom of the upper cross-arm 5 is provided with hydraulic cylinder 12, and the bottom of the upper hydraulic cylinder 12 is provided with fixation
Plate 11, the bottom of the lower cross-arm 4 is provided with lower hydraulic cylinder 10, and the bottom of the lower hydraulic cylinder 10 is provided with bottom plate 9, institute
State wind sensor 6 to be electrically connected with controller 8, the controller 8, upper hydraulic cylinder 12 and lower hydraulic cylinder 10 are electrically connected with.
Wherein, the upper hydraulic cylinder 12 and lower hydraulic cylinder 10 are pneumatic hydraulic cylinder, can fast reaction controller 8 send
Control signal, it controls speed, positional precision all very accurate, and the insulator 3 is ceramic insulator or glass fibre reinforced plastic insulating
Son or composite insulator, can be prevented effectively from electric leakage, prevent the generation of security incident.
Specifically, in use, the top of electric tower 1 is provided with wind sensor 6, when wind-force exceedes design load, control
The upper hydraulic cylinder 12 of the control of device 8 and lower hydraulic cylinder 10 decline, so as to tense electric wire 7, upper hydraulic cylinder 12 and lower hydraulic cylinder 10 are gas
Hydrodynamic cylinder pressure, can the control signal that sends of fast reaction controller 8, it controls speed, positional precision all very accurate, insulation
Son 3 is ceramic insulator or glass fiber reinforced plastic insulator or composite insulator, can be prevented effectively from electric leakage, prevent the generation of security incident,
The inventive structure is simple, easy to use.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (3)
1. a kind of anti-galloping power transmission line take-up device of electronic screw mandrel, including the electric tower one (1) and electric tower two be arrangeding in parallel
(2), it is characterised in that：Be provided with cross-arm (5) and lower cross-arm (4) on the electric tower one (1) and electric tower two (2), it is described on
The bottom left and right sides of cross-arm (5) and lower cross-arm (4) is provided with insulator (3), with two groups between upper cross-arm (5) described in two groups
Electric wire (7) is mounted between lower cross-arm (4), the upper cross-arm (5) and lower cross-arm (4) pass through upper hopper chute (13) and gliding groove
(14) through the left and right sides of electric tower one (1), wind sensor (6), the electric tower are installed at the top of the electric tower one (1)
The intracavity bottom of one (1) is provided with controller (8), and the bottom of the upper cross-arm (5) is provided with hydraulic cylinder (12), the upper liquid
The bottom of cylinder pressure (12) is provided with upper mounted plate (11), and the bottom of the lower cross-arm (4) is provided with lower hydraulic cylinder (10), it is described under
The bottom of hydraulic cylinder (10) is provided with bottom plate (9), and the wind sensor (6) is electrically connected with controller (8), the control
Device (8) processed, upper hydraulic cylinder (12) and lower hydraulic cylinder (10) are electrically connected with.
2. a kind of electronic anti-galloping power transmission line take-up device of screw mandrel according to claim 1, it is characterised in that：It is described
Upper hydraulic cylinder (12) and lower hydraulic cylinder (10) are pneumatic hydraulic cylinder.
3. a kind of electronic anti-galloping power transmission line take-up device of screw mandrel according to claim 1, it is characterised in that：It is described
Insulator (3) is ceramic insulator or glass fiber reinforced plastic insulator or composite insulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710486224.1A CN107171267A (en) | 2017-06-23 | 2017-06-23 | A kind of anti-galloping power transmission line take-up device of electronic screw mandrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710486224.1A CN107171267A (en) | 2017-06-23 | 2017-06-23 | A kind of anti-galloping power transmission line take-up device of electronic screw mandrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107171267A true CN107171267A (en) | 2017-09-15 |
Family
ID=59819146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710486224.1A Pending CN107171267A (en) | 2017-06-23 | 2017-06-23 | A kind of anti-galloping power transmission line take-up device of electronic screw mandrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107171267A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112600153A (en) * | 2020-12-18 | 2021-04-02 | 浙江华保电力科技股份有限公司 | Insulating cross arm for distribution network |
| CN113872112A (en) * | 2021-09-17 | 2021-12-31 | 国网江苏省电力有限公司盐城供电分公司 | Tension device of power transmission line |
-
2017
- 2017-06-23 CN CN201710486224.1A patent/CN107171267A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112600153A (en) * | 2020-12-18 | 2021-04-02 | 浙江华保电力科技股份有限公司 | Insulating cross arm for distribution network |
| CN112600153B (en) * | 2020-12-18 | 2022-04-22 | 浙江华保电力科技股份有限公司 | Insulating cross arm for distribution network |
| CN113872112A (en) * | 2021-09-17 | 2021-12-31 | 国网江苏省电力有限公司盐城供电分公司 | Tension device of power transmission line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170915 |
|
| WD01 | Invention patent application deemed withdrawn after publication |