CN210047361U - Special section insulator for overhead rigid contact network - Google Patents
Special section insulator for overhead rigid contact network Download PDFInfo
- Publication number
- CN210047361U CN210047361U CN201920440649.3U CN201920440649U CN210047361U CN 210047361 U CN210047361 U CN 210047361U CN 201920440649 U CN201920440649 U CN 201920440649U CN 210047361 U CN210047361 U CN 210047361U
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- China
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- sliding plate
- locators
- arc
- insulating sliding
- positioner
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- Expired - Fee Related
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Abstract
The utility model discloses a special sectional insulator for overhead rigid contact lines, which comprises an insulating sliding plate, two first locators and two second locators, the bottom of the insulating sliding plate is provided with an arc-shaped friction belt, arc-shaped transition belts are arranged on two sides of the arc-shaped friction belt, the two ends of the arc-shaped transition belt are respectively provided with a circular transition groove, the two first positioners are symmetrically arranged at the left side and the right side of the two ends of the insulation sliding plate, the two second locators are arranged between the two first locators and symmetrically arranged on the left side and the right side of the insulating sliding plate, the tail ends of the first locator and the second locator are provided with upward inclined angles and are respectively provided with a through hole, the left side and the right side of the two ends of the insulating sliding plate are respectively provided with four through holes, and the first positioner and the second positioner are respectively fixedly connected with the insulating sliding plate through bolt and nut combinations. The utility model discloses simple structure, reasonable in design, the reliability is high, and the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of an urban rail transit technique and specifically relates to a special section insulator of overhead rigidity contact net.
Background
In the technical field of urban rail transit, more and more underground lines adopt an overhead rigid contact network system to provide power for vehicles, and electric energy is provided for the vehicles through pantograph sliding plates. In actual operation, in order to ensure the reliability and flexibility of the overhead rigid contact network and meet the requirements of power supply maintenance and emergency treatment, different electric subsections are set, and the electric subsections are required to be connected through subsection insulators. At present, the practical sectional insulator of the overhead rigid contact network is from an electrified railway, the practical sectional insulator mostly depends on foreign import, the purchasing cost is high, the period is long, the structure is complex, the quality is heavy, the occupied space is large, the installation and maintenance procedures are complex, the service capacity requirement on contact network maintenance constructors is high, the maintenance and the maintenance are not convenient, and the contact line is easy to bend to form hard points, so that the phenomena of arc discharge, bowing and the like are caused, the contact line abrasion is fast, the maintenance period of the shortened overhead rigid contact network is shortened, and the maintenance cost of the overhead rigid contact network is increased. Therefore, a sectional insulator with simple structure, reasonable design and high safety and reliability is needed, and the installation and use requirements of the overhead rigid contact network are met.
Disclosure of Invention
For solving the technical problem that above-mentioned exists, the utility model provides a special segmentation insulator of overhead rigidity contact net, the insulating slide and the locator combined design of making through epoxy glass material, simple structure, reasonable in design, fail safe nature are high, and the design of insulating slide bottom circular-arc friction zone, circular-arc transition zone, circular transition recess makes the pantograph slide realize steady transition, satisfies the installation operation requirement of overhead rigidity contact net, and the practicality is strong.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a special segmentation insulator of overhead rigidity contact net contains insulating slide, two first locators and two second locators, insulating slide bottom sets up circular-arc friction area, circular-arc friction area both sides set up circular-arc transition area, circular-arc transition area both ends set up circular transition recess, two respectively first locator symmetry set up in the left and right sides at insulating slide both ends, two second locators set up position and symmetry between two first locators set up in the left and right sides of insulating slide, first locator with the end of second locator is provided with ascending angle of inclination and sets up a through-hole respectively.
As a preferred technical scheme, the left side and the right side of the two ends of the insulating sliding plate are respectively provided with four through holes.
Preferably, the first locator and the second locator are respectively and fixedly connected with the insulating sliding plate 1 through bolt and nut combinations.
Preferably, the insulating sliding plate, the first positioner and the second positioner are made of epoxy resin glass materials.
As a preferable technical scheme, the tail end of the second positioner 3 is 10-20 mm higher than the tail end of the first positioner 2.
The utility model discloses the epoxy glass material that insulating slide, first locator, second locator adopted has insulating good, hardness is high, the light characteristics of quality, and the design of insulating slide bottom circular-arc friction area, circular-arc transition area and circular transition recess has realized the steady transition of pantograph slide in section insulator department, satisfies the installation operation requirement of built on stilts rigidity contact net, simple structure, reasonable in design, fail safe nature is high, long service life, and the practicality is strong.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic view of the bottom structure of the insulating sliding plate of the present invention.
Fig. 4 is a schematic side view and a corresponding cross-sectional view of the insulation sliding plate of the present invention.
Detailed Description
The technical solution of the present invention is described clearly and completely with reference to the accompanying drawings. As shown in fig. 1, fig. 2, fig. 3, fig. 4, the utility model provides a special segmentation insulator of overhead rigidity contact net contains insulating slide 1, two first locators 2 and two second locators 3, insulating slide 1 bottom sets up circular-arc friction area 11, circular-arc friction area 11 both sides set up circular-arc transition area 12, circular-arc transition area 12 both ends set up circular transition recess 13 respectively, two 2 symmetries of first locator set up in the left and right sides at insulating slide 1 both ends, two second locators 3 set up in position and symmetry between two first locators 2 set up in the left and right sides of insulating slide 1, first locator 2 with the end of second locator 3 is provided with ascending angle of inclination and sets up a through-hole respectively.
As a preferred technical scheme, four through holes are respectively arranged on the left side and the right side of the two ends of the insulating sliding plate 1.
Preferably, the first locator 2 and the second locator 3 are respectively and fixedly connected with the insulating sliding plate 1 through bolt and nut combinations.
Preferably, the insulating sliding plate 1, the first positioner 2 and the second positioner 3 are made of epoxy resin glass materials.
As a preferable technical scheme, the tail end of the second positioner 3 is 10-20 mm higher than the tail end of the first positioner 2.
The working principle is as follows: the four through holes at two ends of the insulating sliding plate 1 are matched with through holes reserved at two sides of a standard n-shaped bus bar, when the insulating sliding plate is installed and used, the insulating sliding plate 1, the two groups of first locators 2 and the two groups of second locators 3 are combined to form a segmented insulator, contact line positioning wire clamps are installed at through holes at the tail ends of the first locators 2 and the second locators 3, the combined segmented insulator is placed at a reserved segmented insulation position, the through holes at two sides of the insulating sliding plate 1 are consistent with the through holes reserved at the end parts of the standard n-shaped bus bar in position, the contact lines in the standard n-shaped bus bar at two sides are pressed into a circular transition groove 13 at the lower part of a circular arc transition belt 12 at the bottom of the insulating sliding plate 1 through bolt and nut combined fixed through the positioning wire clamps installed at the tail ends of the first locators 2 and the second locators 3.
The utility model discloses the epoxy glass material that insulating slide 1, first locator 2, second locator 3 adopted has insulating good, hardness is high, the light characteristics of quality, insulating slide 1 bottom circular-arc friction area 11, circular-arc transition area 12 and circular transition recess 13's design has realized the steady transition of pantograph slide in section insulator department, satisfies the installation operation requirement of built on stilts rigidity contact net, moreover, the steam generator is simple in structure, and reasonable in design, the fail safe nature is high, long service life, therefore, the clothes hanger is strong in practicability.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (5)
1. A special section insulator for an overhead rigid contact network is characterized by comprising an insulating sliding plate (1), two first locators (2) and two second locators (3), the bottom of the insulating sliding plate (1) is provided with an arc-shaped friction belt (11), arc-shaped transition belts (12) are arranged on two sides of the arc-shaped friction belt (11), circular transition grooves (13) are respectively arranged at two ends of the arc-shaped transition belt (12), the two first positioners (2) are symmetrically arranged at the left side and the right side of the two ends of the insulating sliding plate (1), the two second locators (3) are arranged between the two first locators (2) and symmetrically arranged on the left side and the right side of the insulating sliding plate (1), the tail ends of the first positioner (2) and the second positioner (3) are provided with upward inclined angles and are respectively provided with a through hole.
2. The sectional insulator special for the overhead rigid contact line according to claim 1, wherein four through holes are respectively formed in the left side and the right side of the two ends of the insulating sliding plate (1).
3. The section insulator special for the overhead rigid contact line according to claim 1, wherein the first positioner (2) and the second positioner (3) are respectively and fixedly connected with the insulating sliding plate (1) through bolt and nut combinations.
4. The section insulator special for overhead rigid contact lines according to claim 1, wherein the insulating sliding plate (1), the first positioner (2) and the second positioner (3) are made of epoxy resin glass materials.
5. The sectional insulator special for the overhead rigid contact line of claim 1, wherein the tail end of the second locator (3) is 10-20 mm higher than the tail end of the first locator (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920440649.3U CN210047361U (en) | 2019-04-03 | 2019-04-03 | Special section insulator for overhead rigid contact network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920440649.3U CN210047361U (en) | 2019-04-03 | 2019-04-03 | Special section insulator for overhead rigid contact network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210047361U true CN210047361U (en) | 2020-02-11 |
Family
ID=69379012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920440649.3U Expired - Fee Related CN210047361U (en) | 2019-04-03 | 2019-04-03 | Special section insulator for overhead rigid contact network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210047361U (en) |
-
2019
- 2019-04-03 CN CN201920440649.3U patent/CN210047361U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |