CN204045750U - For the earthing device of electric railway system - Google Patents
For the earthing device of electric railway system Download PDFInfo
- Publication number
- CN204045750U CN204045750U CN201420367146.5U CN201420367146U CN204045750U CN 204045750 U CN204045750 U CN 204045750U CN 201420367146 U CN201420367146 U CN 201420367146U CN 204045750 U CN204045750 U CN 204045750U
- Authority
- CN
- China
- Prior art keywords
- vertical rod
- conduit
- earthing device
- rail
- electric railway
- 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
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model discloses a kind of earthing device for electric railway system, relate to earthing device field, the vertical rod of vertical setting, the top of vertical rod is provided with handle, it is characterized in that: also comprise the conduit be flexibly connected with vertical rod, be provided with spring pull bar between vertical rod and conduit, the two ends of spring pull bar are flexibly connected with vertical rod, conduit respectively; Described conduit away from vertical rod one end be provided with moving contact, conduit is connected with a conducting block by moving contact; The bottom of described vertical rod is provided with rail deck, and the bottom of rail deck is provided with conductive plate; Described conducting block is connected with conductive plate by a ground cable, and described ground cable is through conduit.Conductor rail can be connected with rail by earthing device, and the residual charge on contact line can discharge completely, not only safer, and labour intensity is lower; Conduit can be packed up, and the earthing device after packing up takes up room smaller, is easy to carry.
Description
Technical field
The utility model relates to earthing device field, is specifically related to a kind of earthing device for electric railway system.
Background technology
At present, the Urban Rail Transit Development of China is rapid, and in order to ensure the normal operation of urban track traffic, staff needs to safeguard the contact line of urban track traffic and overhaul.In maintenance and maintenance process, in order to discharge electric charge remaining on contact line, staff uses earthing device by contact line and rail short circuit usually, surprisingly recovers to make staff that electric shock accidents occur to prevent line powering.
Existing earthing device comprises insulating bar and ground cable, and one end of insulating bar is provided with aluminum hook, and the other end is provided with handle, and one end aluminum hook of ground cable connects.In use, the handle of the hand-held insulating bar of staff, is connected aluminum hook with conductor rail, and ground cable is connected with rail by earth clip.
In use, there is following defect in existing earthing device:
(1) aluminum hook is suspended on conductor rail, and aluminum hook easily comes off from conductor rail; Ground cable is connected with rail by earth clip, and earth clip easily comes off from rail, when there is any one situation above-mentioned, conductor rail and rail are difficult to connect, residual charge on contact line cannot discharge, and easily gets an electric shock when staff safeguards this section and overhauls, more dangerous.
(2) one end of ground cable is connected with conductor rail by aluminum hook by staff, after the other end is connected with rail by earth clip, in order to prevent aluminum from linking up with or the coming off of earth clip, staff needs to carry out repeated detection to the connection state of earthing device, and labour intensity is larger.
Utility model content
For the defect existed in prior art, the purpose of this utility model is to provide a kind of earthing device for electric railway system, not only use safer, and labour intensity is less.
For reaching above object, the technical scheme that the utility model is taked is: a kind of earthing device for electric railway system, comprise the vertical rod vertically arranged, the top of vertical rod is provided with handle, it is characterized in that: also comprise the conduit be flexibly connected with vertical rod, be provided with spring pull bar between vertical rod and conduit, the two ends of spring pull bar are flexibly connected with vertical rod, conduit respectively; Described conduit away from vertical rod one end be provided with moving contact, conduit is connected with a conducting block by moving contact; The bottom of described vertical rod is provided with rail deck, and the bottom of rail deck is provided with conductive plate; Described conducting block is connected with conductive plate by a ground cable, and described ground cable is through conduit.
On the basis of technique scheme, the top of described conducting block is provided with location-plate.
On the basis of technique scheme, described location-plate has the draw-in groove for being connected with vertical rod.
On the basis of technique scheme, described handle adopts telescopic handle.
On the basis of technique scheme, described conduit is connected with vertical rod by first anchor ear.
On the basis of technique scheme, the top of the contiguous vertical rod of described conduit is provided with pipe clamp, and one end of described first anchor ear is positioned at the top of pipe clamp, and the other end is connected with vertical rod.
On the basis of technique scheme, the two ends of described spring pull bar are flexibly connected with vertical rod, conduit respectively by an anchor ear.
On the basis of technique scheme, described vertical rod adopts insulating material to make.
On the basis of technique scheme, described moving contact adopts insulating material to make.
Compared with prior art, the utility model has the advantage of:
(1) earthing device for electric railway system that provides of the utility model, comprise conduit and spring pull bar, vertical rod is connected with conduit by spring pull bar, staff can direct control vertical rod, conduit motion is driven by spring pull bar, reach the object that ground cable is contacted with conductor rail, labour intensity is smaller; The bottom of vertical rod be provided with rail with the use of rail deck, after rail deck is connected with rail by staff, the conductive plate be positioned at bottom rail deck contacts with rail, the ground cable be electrically connected with conductive plate contacts with rail, rail deck is connected relatively tightr with rail, ground cable is connected relatively tightr with rail, conductor rail and rail are easily connected, residual charge on contact line can discharge completely, safer when staff safeguards this section and overhauls.
(2) earthing device for electric railway system that provides of the utility model, the top of conducting block is provided with location-plate, location-plate is arranged perpendicular to conducting block, after the contacts side surfaces of location-plate and conductor rail, the conducting block be positioned at bottom conductor rail can be combined closely with conductor rail, conductor rail and rail are easily connected, and the residual charge on contact line can discharge completely, safer when staff safeguards this section and overhauls; Conduit is flexibly connected with vertical rod, and location-plate has the draw-in groove corresponding with vertical rod, after earthing device uses, conduit can be connected in vertical rod by draw-in groove away from one end of vertical rod, conduit can be packed up, and the earthing device after packing up takes up room smaller, is easy to carry.
Accompanying drawing explanation
Fig. 1 is the structural representation for the earthing device of electric railway system in the utility model embodiment;
Fig. 2 is the structural representation of the utility model when packing up.
In figure: 1-location-plate, 2-spring pull bar, 3-conductor rail, 4-conducting block, 5-moving contact, 6-conduit, 7-the 3rd anchor ear, 8-ground cable, 9-conductive plate, 10-handle, 11-second anchor ear, 12-vertical rod, 13-first anchor ear, 14-rail deck, 15-rail.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Shown in Figure 1, the utility model embodiment comprises the vertical rod 12 vertically arranged, and vertical rod 12 adopts insulating material to make, and the lateral wall of vertical rod 12 is connected with conduit 6, is provided with spring pull bar 2 between vertical rod 12 and conduit 6.
The top of vertical rod 12 is provided with squeezable handle 10, and the bottom of vertical rod 12 is provided with rail deck 14, and the bottom of rail deck 14 is provided with conductive plate 9.
Conduit 6 is provided with moving contact 5 away from one end of vertical rod 12, and moving contact 5 adopts insulating material to make, and conduit 6 is connected with a conducting block 4 by moving contact 5, and the top of conducting block 4 is provided with location-plate 1, and location-plate 1 has the draw-in groove for being connected with vertical rod 12; Conduit 6 is connected part with vertical rod 12 and is provided with pipe clamp, and the top of pipe clamp is provided with the first anchor ear 13, first anchor ear 13 and is flexibly connected with vertical rod 12, conduit 6 respectively.
Conductive plate 9 is connected with conducting block 4 by a ground cable 8, and one end of ground cable 8 is connected to the top of conductive plate 9, and the other end is through the bottom being connected to conducting block 4 after conduit 6.
One end of spring pull bar 2 is provided with the second anchor ear 11, and the other end is provided with the 3rd anchor ear 7, and spring pull bar 2 is connected with vertical rod 12 by the second anchor ear 11, and spring pull bar 2 is connected with conduit 6 by the 3rd anchor ear 7.
The utility model in use, rail deck 14 is first connected to the top of rail 15 by staff, make conductive plate 9 and rail 15 close contact, then moving handle 10, drive spring vertical rod 2 to move, spring vertical rod 2 drives conduit 6 to move, moving contact 5 is made to be positioned at the below of conductor rail 3, adjustment conduit 6, conducting block 4 is contacted with the bottom of conductor rail 3, and location-plate 1 is parallel with the side of conductor rail 3.
Shown in Figure 2, after being used to complete, handle 10 is first packed up by staff, movable conducting wire pipe 6, and moving contact 5 is separated with conductor rail 3, and now, conducting block 4 is separated with conductor rail 3; And Mobile steel rail clip seat 14, conductive plate 9 is separated with rail 15; Then packed up by conduit 6, when the axis parallel of the axis of conduit 6 and vertical rod 12, conduit 6 is connected with vertical rod 12 by the draw-in groove of location-plate 1, and earthing device is packed up, and the volume of earthing device is smaller, is easy to carry.
The utility model is not only confined to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but any change is done in its shape or structure; every have identical with the utility model or akin technical scheme, all within its protection range.
Claims (9)
1. the earthing device for electric railway system, comprise the vertical rod (12) vertically arranged, the top of vertical rod (12) is provided with handle (10), it is characterized in that: also comprise the conduit (6) be flexibly connected with vertical rod (12), be provided with spring pull bar (2) between vertical rod (12) and conduit (6), the two ends of spring pull bar (2) are flexibly connected with vertical rod (12), conduit (6) respectively; Described conduit (6) away from vertical rod (12) one end be provided with moving contact (5), conduit (6) is connected with a conducting block (4) by moving contact (5); The bottom of described vertical rod (12) is provided with rail deck (14), and the bottom of rail deck (14) is provided with conductive plate (9); Described conducting block (4) is connected with conductive plate (9) by a ground cable (8), and described ground cable (8) is through conduit (6).
2., as claimed in claim 1 for the earthing device of electric railway system, it is characterized in that: the top of described conducting block (4) is provided with location-plate (1).
3., as claimed in claim 2 for the earthing device of electric railway system, it is characterized in that: described location-plate (1) has the draw-in groove for being connected with vertical rod (12).
4. as claimed in claim 1 for the earthing device of electric railway system, it is characterized in that: described handle (10) adopts telescopic handle.
5., as claimed in claim 1 for the earthing device of electric railway system, it is characterized in that: described conduit (6) is connected with vertical rod (12) by first anchor ear (13).
6. as claimed in claim 5 for the earthing device of electric railway system, it is characterized in that: the top of the contiguous vertical rod (12) of described conduit (6) is provided with pipe clamp, one end of described first anchor ear (13) is positioned at the top of pipe clamp, and the other end is connected with vertical rod (12).
7., as claimed in claim 1 for the earthing device of electric railway system, it is characterized in that: the two ends of described spring pull bar (2) are flexibly connected with vertical rod (12), conduit (6) respectively by an anchor ear.
8. the earthing device for electric railway system as described in any one of claim 1 ~ 7, is characterized in that: described vertical rod (12) adopts insulating material to make.
9. the earthing device for electric railway system as described in any one of claim 1 ~ 7, is characterized in that: described moving contact (5) adopts insulating material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420367146.5U CN204045750U (en) | 2014-07-03 | 2014-07-03 | For the earthing device of electric railway system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420367146.5U CN204045750U (en) | 2014-07-03 | 2014-07-03 | For the earthing device of electric railway system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204045750U true CN204045750U (en) | 2014-12-24 |
Family
ID=52246380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420367146.5U Expired - Fee Related CN204045750U (en) | 2014-07-03 | 2014-07-03 | For the earthing device of electric railway system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204045750U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329163A (en) * | 2016-09-19 | 2017-01-11 | 西南交通大学 | Railway vehicle grounding device |
| US10840695B2 (en) | 2017-01-13 | 2020-11-17 | Dual Inventive Holding B.V. | Device for remote deactivation control of an overhead line |
-
2014
- 2014-07-03 CN CN201420367146.5U patent/CN204045750U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329163A (en) * | 2016-09-19 | 2017-01-11 | 西南交通大学 | Railway vehicle grounding device |
| CN106329163B (en) * | 2016-09-19 | 2018-06-19 | 西南交通大学 | A kind of rail vehicle earthing or grounding means |
| US10840695B2 (en) | 2017-01-13 | 2020-11-17 | Dual Inventive Holding B.V. | Device for remote deactivation control of an overhead line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20170703 |