CN2781389Y - Pollution flashing point indicator for transmission line insulator - Google Patents
Pollution flashing point indicator for transmission line insulator Download PDFInfo
- Publication number
- CN2781389Y CN2781389Y CN 200520004724 CN200520004724U CN2781389Y CN 2781389 Y CN2781389 Y CN 2781389Y CN 200520004724 CN200520004724 CN 200520004724 CN 200520004724 U CN200520004724 U CN 200520004724U CN 2781389 Y CN2781389 Y CN 2781389Y
- Authority
- CN
- China
- Prior art keywords
- pollution flashover
- tripping mechanism
- fixed
- transmission line
- display device
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Insulators (AREA)
Abstract
The utility model relates to a display device used for conveniently finding an insulator of a transmission line after pollution flashover. The device comprises a metal cover and a fixing device arranged on the metal cover. The utility model is characterized in that the metal cover can be used for electrically connecting a tripping mechanism having an inner cylinder and an outer cylinder which are disconnected via a conducting wire after switched on electricity, the tripping mechanism is arranged in the display device used for finding a pollution flashover point, and the display device used for finding a pollution flashover point is fixed with a fixed connecting mechanism connected with a cross arm of a hanging insulator chain; the display device used for finding a pollution flashover point is composed of the outer cylinder which can relatively move and the inner cylinder sheathed in the outer cylinder, the surface of the inner cylinder is coated with vivid colors and the fixed connecting mechanism is electrically connected with the tripping mechanism via the conducting wire. The utility model can rapidly and conveniently find out the insulator having accidents after pollution flashover, and simultaneously the utility model has the characteristic of easy replacement.
Description
Technical field
The utility model relates to a kind of display device of being convenient to search behind the electric transmission line isolator generation pollution flashover of being used for.
Background technology
Pollution flashover is the take place frequently incidents very harmful to power supply reliability.In the transmission line of electricity of electric system, the insulator surface of ultra-high-tension power transmission line because of the pollution of dust, industrial fumes, birds droppings etc. when surrounding enviroment reach certain humidity, make the insulator surface dielectric level reduce, cause shelf depreciation, thereby cause pollution flashover accident.Because ultra-high-tension power transmission line tower bar height, distance, searching accident origination point be difficulty very.At present, pollution flashover commonly used prevents that method from mainly being: regularly clean insulator, change bad and zero resistance insulator, the unit of increase insulator chain leak than apart from, adopt antifouling paint, adopt composite insulator etc., the workload of line upkeep increases, maintenance cost rises but these methods make on the one hand, still can not fundamentally solve the problem of searching accident origination point difficulty behind the pollution flashover on the other hand.China Intellectual Property Office's disclosed patent No. on September 4th, 2002 is 01252065.9, title is the utility application of " a kind of grading ring of anti-birds droppings ", it discloses a kind of metal cap that comprises, stationary installation, its metal cap is the annular integral planar that forms with metal casting or pushes away face, can prevent effectively that the near insulator of pollutant such as birds droppings from forming the string shape and causing flashover, can improve the electrical property and the pollution flashover voltage of insulator greatly, reduce the pollution flashover accident incidence, have anti-birds droppings, corrosion-resistant, non-corrosive, striking is satisfactory for result, discharge time is short, characteristics such as easy for installation.But this technical scheme still can not solve the problem of searching accident origination point difficulty behind the pollution flashover.
The utility model content
The purpose of this utility model provides a kind of a kind of electric transmission line isolator pollution flashover point indicator that can fast, conveniently find the insulator that has an accident after pollution flashover takes place.
The technical solution of the utility model is: a kind of electric transmission line isolator pollution flashover point indicator, and comprise metal cap and be installed in stationary installation on the metal cap, it is characterized in that metal cap can make the tripping mechanism of inside and outside tube disengaging be electrically connected by after lead and the energising; Tripping mechanism is installed on the pollution flashover point display device; Also be fixed with the fixedly connected mechanism that pollution flashover can be put on the cross-arm that display device is fixed in the suspension insulator string on the pollution flashover point display device; Pollution flashover point display device is made up of urceolus and the relatively-movable inner core that is enclosed within the urceolus, and the inner core surface scribbles bright-colored; Fixedly connected mechanism is electrically connected with tripping mechanism by lead.
Above-mentioned metal cap is the non-closed circle or the frustum of a cone.
The above-mentioned stationary installation that is installed on the metal cap be by be installed in non-closed circle above the frustum of a cone or at least one following Spring Card that metal cap can be fixed on the insulator constitute.
Above-mentioned tripping mechanism is made up of tripping mechanism housing and the bearing pin that is installed in the tripping mechanism housing, one end of bearing pin stretches out the tripping mechanism housing, urceolus is fixed, the bearing pin other end is connected with the locating piece that can be melted or smash after the energising, locating piece by lead respectively with metal cap with fixedly connected mechanism and be electrically connected, between bearing pin and tripping mechanism housing, be equipped with and make bearing pin be withdrawn into back-moving spring in the tripping mechanism housing.
Above-mentioned tripping mechanism housing is fixed on the inside surface of inner core.
Above-mentioned tripping mechanism housing is fixed on the outside surface of urceolus.
The fixedly connected mechanism that cross-arm above-mentioned and the suspension insulator string links to each other is made up of clamp that matches with cross-arm and the hook that matches with clamp that is fixed on urceolus top, on clamp, be fixed with the socket that matches with hook, socket is dismountable the connection with clamp, and also being fixed with on clamp can be with the chucking spring of itself and cross-arm chucking; In hook, be fixed with the binding post that is used to connect lead.
Characteristics of the present utility model are:
1, display effect is good.Because pollution flashover point display device of the present utility model is made up of relatively-movable urceolus and the inner core that is enclosed within the urceolus, after pollution flashover takes place, the tripping mechanism action, or urceolus comes off, or inner core deviates to hang on the outer bucket, and bucket is exposed outside in all can making, because of inner core bright-colored, the patrolman is very easy to find the pollution flashover point, has improved the work efficiency of searching accident origination point and track walker's labour intensity;
2, install easily.During installation, pollution flashover point display device of the present utility model need only be linked to each other with the cross-arm of suspension insulator string by fixedly connected mechanism, simultaneously metal cap is fixed on the insulator of the top and get final product; Do not use any instrument during by installation, improved installation effectiveness and security;
3, change easily.After pollution flashover took place, the inside and outside tube on the pollution flashover point display device broke away from, and after the track walker finds pollution flashover point and handles the problem of pollution flashover point, only needed to change pollution flashover point display device, just can make the utility model continue to use;
4, tenure of use long, the reliability height.Owing to do not have battery or other electrical equipment in this device, and the element that relatively moves is arranged all in pollution flashover point display device, the relative sealing can be improved the reliability of tenure of use and use effectively.
Description of drawings
Accompanying drawing 1 is a scheme of installation of the present utility model;
Accompanying drawing 2 is the synoptic diagram of the utility model pollution flashover point display device embodiment one;
Accompanying drawing 3 is the synoptic diagram of the utility model pollution flashover point display device embodiment two;
Accompanying drawing 4 is the front view of the utility model metal cap assembly synoptic diagram;
Accompanying drawing 5 is the vertical view of the utility model metal cap assembly synoptic diagram;
Accompanying drawing 7 is the synoptic diagram of the fixedly connected mechanism of the utility model;
Accompanying drawing 8 is the right view of the fixedly connected structural scheme of mechanism of the utility model.
Embodiment
Description of drawings: 1-binding post, the fixedly connected mechanism of 2-, 3-pollution flashover point display device, 4-lead, the 5-cross-arm, 6-metal cap binding post, 7-metal cap, 8-insulator, 9 one leads, 10-hook, 11-tripping mechanism, 12-urceolus, the 13-inner core, the 14-boss, 15-encircles platform, 16-Spring Card, the 17-bearing pin, 18-back-moving spring, 19-locating piece, 20-tripping mechanism housing, the 21-socket, the 22-clamp, 23-tightens spring, 24-rivet.
Embodiment one:
As shown in Figure 1, electric transmission line isolator pollution flashover point indicator is formed by being installed in metal cap 7 on the insulator chain top layer insulator and the pollution flashover point display device 3 that is fixed on the suspension insulator string cross-arm 5; Shown in Fig. 4,5, metal cap 7 is the nonocclusive annulus or the frustum of a cone, and the circular hole symmetria bilateralis on metal cap 7 is distributed with camber Spring Card 16.When metal cap 7 was installed, the connecting rod with the aligning of the opening on the metal cap 7 insulator chain insulator 8 topmost was inserted into, because the effect of camber Spring Card 16 just can be fixed on the insulator.One metal cap binding post 6 is arranged on metal cap 7, one end of lead 4 links to each other with metal cap binding post 6, locating piece 19 in the other end of lead 4 and the pollution flashover point display device 3 links to each other, as Fig. 2, shown in 6, pollution flashover point display device 3 is by inner core 13, urceolus 12 and tripping mechanism 11 are formed, inner core 13 movably is enclosed within the urceolus 12, internal fixation at inner core 13 has tripping mechanism 11, tripping mechanism 11 is made up of the tripping mechanism housing 20 of tube inner surface in being fixed on and the bearing pin 17 that is installed in the tripping mechanism housing, one end of bearing pin 17 stretches out outside the tripping mechanism housing, be inserted in the groove that matches on the urceolus 12, urceolus 12 is fixing, the other end of bearing pin 17 is connected with locating piece 19, is connected with two leads 4 on the locating piece, 9, two leads respectively with metal cap 7 with fixedly connected mechanism 2 and be electrically connected; Between bearing pin 17 and tripping mechanism housing 20, be equipped with and make the bearing pin external part be withdrawn into back-moving spring 18 in the tripping mechanism housing.When pollution flashover takes place, electric current just feeds locating piece 19 by two leads 4,9, make its fusing or smash, bearing pin is withdrawn in the tripping mechanism housing 20 under the effect of back-moving spring 18, urceolus 12 comes off under the effect of gravity, exposing surface scribbles the inner core 13 of bright-colored, and the track walker just can find the pollution flashover point easily.As Fig. 2,7, shown in 8, on the urceolus 12 of pollution flashover point display device 3, be fixed with the fixedly connected mechanism 2 that links to each other with the cross-arm 5 of suspension insulator string, this bindiny mechanism is by the U-shaped clamp 22 that matches with cross-arm, be fixed on the chucking spring 23 in the U-shaped clamp 22 and form by rivet 24 at fixing socket 21 of U-shaped clamp one side and the hook 10 that is fixed on urceolus top, the hook 10 that is fixed on urceolus top is inserted in the socket 21, in hook 10, be fixed with a binding post 1, be connected with lead 9 on the binding post 1, the locating piece 19 in the other end of lead 9 and the pollution flashover point display device 3 links to each other.At present, the cross-arm 5 of suspension insulator string generally is to adopt angle steel, when pollution flashover point display device 3 is installed, the opening of U-shaped clamp 22 is inserted in the side plane of angle steel, and the interior chucking spring 23 of clamp is with its firm being fixed on the cross-arm 5.After pollution flashover takes place, when needing to change pollution flashover point display device 3, need only insert new pollution flashover point display device 3 and get final product with former pollution flashover point display device 3 by extracting in the socket 21.
Embodiment two:
As shown in Figure 3, the difference of present embodiment and embodiment one is that tripping mechanism 11 is to be fixed on the outside surface of urceolus 12, and the external part of the bearing pin 17 in the tripping mechanism 11 and the hole on the inner core 13 match, there is a boss 14 the inner core upper end, and an inside ring platform 15 is arranged in the lower end of urceolus.When pollution flashover takes place, locating piece 19 in the tripping mechanism 11 is melted or smashes, in the tripping mechanism housing 20 that bearing pin 17 bounces back under the effect of back-moving spring 18, inner core falls under the effect of gravity, because the boss 14 of inner core upper end and the ring platform 15 of associated urceolus lower end, make inner core be suspended on the lower end of urceolus, demonstrate the eye-catching chromatic colour of inner core, the track walker just can find the pollution flashover point easily.
All the other structures of present embodiment are identical with embodiment one, herein just no longer narration.
The utility model can change according to the cross sectional shape of cross-arm with the mechanism of fixedlying connected of the cross-arm of suspension insulator string, and purpose is pollution flashover to be put display device be fixed on the cross-arm.
The shape of the inside and outside tube of pollution flashover point display device, can make as required that cylindric or cuboid or other are fit to the shape made or as the flag type objects, its objective is after pollution flashover takes place, inside and outside tube has relative motion, inner core is exposed, demonstrate eye-catching chromatic colour, be convenient to find the pollution flashover point.
Claims (7)
1, a kind of electric transmission line isolator pollution flashover point indicator comprises metal cap and is installed in stationary installation on the metal cap, it is characterized in that metal cap (7) can make the tripping mechanism (11) of inside and outside disengaging be electrically connected by after lead (4) and the energising; Tripping mechanism (11) is installed on the pollution flashover point display device (3); Also be fixed with the fixedly connected mechanism (2) that pollution flashover can be put on the cross-arm (5) that display device is fixed in the suspension insulator string on the pollution flashover point display device (3); Pollution flashover point display device (3) is made up of urceolus (12) and the relatively-movable inner core (13) that is enclosed within the urceolus, and inner core (13) surface scribbles bright-colored; Fixedly connected mechanism (2) is electrically connected with tripping mechanism (11) by lead (9).
2, a kind of electric transmission line isolator pollution flashover point indicator according to claim 1 is characterized in that above-mentioned metal cap (7) is the non-closed circle or the frustum of a cone.
3, a kind of electric transmission line isolator pollution flashover point indicator according to claim 1 and 2, it is characterized in that the above-mentioned stationary installation that is installed on the metal cap (7) be by be installed in non-closed circle above the frustum of a cone or following at least one Spring Card (16) that metal cap can be fixed on the insulator constitute.
4, a kind of electric transmission line isolator pollution flashover point indicator according to claim 3, it is characterized in that above-mentioned tripping mechanism (11) is made up of tripping mechanism housing (20) and the bearing pin (17) that is installed in the tripping mechanism housing (20), one end of bearing pin (17) stretches out tripping mechanism housing (20), urceolus (12) is fixing, bearing pin (17) other end is connected with the locating piece (19) that can be melted or smash after the energising, locating piece (19) is by lead (4), (9) respectively with metal cap (7) with fixedly connected mechanism (2) and be electrically connected, between bearing pin (17) and tripping mechanism housing (20), be equipped with and make bearing pin (17) be withdrawn into back-moving spring (18) in the tripping mechanism housing (20).
5, a kind of electric transmission line isolator pollution flashover point indicator according to claim 4 is characterized in that above-mentioned tripping mechanism housing (20) is fixed on the inside surface of inner core (13).
6, a kind of electric transmission line isolator pollution flashover point indicator according to claim 4 is characterized in that above-mentioned tripping mechanism housing (20) is fixed on the outside surface of urceolus (12).
7, a kind of electric transmission line isolator pollution flashover point indicator according to claim 1, it is characterized in that the above-mentioned fixedly connected mechanism (2) that links to each other with the cross-arm (5) of suspension insulator string is made up of clamp (22) that matches with cross-arm (5) and the hook (10) that matches with clamp (22) that is fixed on urceolus (12) top, on clamp (22), be fixed with the socket (21) that matches with hook (10), socket is dismountable the connection with clamp, and also being fixed with on clamp (22) can be with the chucking spring (23) of itself and cross-arm (5) chucking; In hook (10), be fixed with the binding post (1) that is used to connect lead (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520004724 CN2781389Y (en) | 2005-02-06 | 2005-02-06 | Pollution flashing point indicator for transmission line insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520004724 CN2781389Y (en) | 2005-02-06 | 2005-02-06 | Pollution flashing point indicator for transmission line insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2781389Y true CN2781389Y (en) | 2006-05-17 |
Family
ID=36762591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520004724 Expired - Fee Related CN2781389Y (en) | 2005-02-06 | 2005-02-06 | Pollution flashing point indicator for transmission line insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2781389Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487731A (en) * | 2013-09-18 | 2014-01-01 | 国家电网公司 | Insulator chain testing device |
| CN106771936A (en) * | 2017-02-24 | 2017-05-31 | 三峡大学 | There is lightning stroke flashover counting how many times device in a kind of electric transmission line isolator |
-
2005
- 2005-02-06 CN CN 200520004724 patent/CN2781389Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487731A (en) * | 2013-09-18 | 2014-01-01 | 国家电网公司 | Insulator chain testing device |
| CN103487731B (en) * | 2013-09-18 | 2016-04-20 | 国家电网公司 | A kind of insulator chain test unit |
| CN106771936A (en) * | 2017-02-24 | 2017-05-31 | 三峡大学 | There is lightning stroke flashover counting how many times device in a kind of electric transmission line isolator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105178679A (en) | Safe and intelligent electric power tower | |
| CN207931529U (en) | a kind of strain insulator string detection robot | |
| CN2781389Y (en) | Pollution flashing point indicator for transmission line insulator | |
| CN210960114U (en) | Live-line hanging bird-scaring device safety device | |
| CN111877836B (en) | Power grid high-voltage frame with dustproof structure | |
| CN209001541U (en) | A kind of insulator chain suspension clamp that tensile property is good | |
| CN200968975Y (en) | High-voltage power line pollution flash point display apparatus | |
| CN211477113U (en) | Power transmission line insulator string wind deflection motion attitude acquisition device | |
| CN204835439U (en) | Some devices are hung to close test cluster of insulating alite | |
| CN1468460A (en) | Pole top support for aerial electric power lines | |
| CN211018032U (en) | Signboard hanging tool | |
| CN2862443Y (en) | Support for installation of high-voltage lighning arrestor | |
| CN205089022U (en) | Electric power tower of safe intelligence | |
| CN103411862B (en) | Insulator Natural contamination examination field | |
| CN208237739U (en) | A kind of electric pole with automatic open close illumination functions | |
| CN206137016U (en) | Rotatory illumination bird repellent device of whole multiple -blade | |
| CN202474705U (en) | Electrified installation tool for bird scarer | |
| CN207762769U (en) | A kind of external electrical box of freedom from repairs formula LED lamp | |
| CN205756829U (en) | A kind of Multifunctional bird-scaring device | |
| CN109372315A (en) | A kind of cross biling assembly and power transmission rod | |
| CN205407194U (en) | Fastener for power transmission and transformation | |
| CN218497877U (en) | Full-insulation separable strut type intelligent lightning arrester | |
| CN109365338A (en) | A kind of electromagnetic absorption device | |
| CN105048339B (en) | Line equipment installation and disassembly safety operation device | |
| CN2607759Y (en) | Insulating bird spine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060517 |