CN202368402U - Novel expansion joint of urban rail transit contact rail - Google Patents
Novel expansion joint of urban rail transit contact rail Download PDFInfo
- Publication number
- CN202368402U CN202368402U CN2011205325251U CN201120532525U CN202368402U CN 202368402 U CN202368402 U CN 202368402U CN 2011205325251 U CN2011205325251 U CN 2011205325251U CN 201120532525 U CN201120532525 U CN 201120532525U CN 202368402 U CN202368402 U CN 202368402U
- Authority
- CN
- China
- Prior art keywords
- rail
- expansion joint
- flexible
- track traffic
- urban track
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M1/00—Power supply lines for contact with collector on vehicle
- B60M1/30—Power rails
- B60M1/302—Power rails composite
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The utility model relates to a novel expansion joint of an urban rail transit contact rail, which is mainly formed by a fixed part and a movable part, and is characterized by comprising two telescopic rails (1), a connecting rail (3) and two fishplates (2), wherein the two telescopic rails (1) are respectively placed on two ends of the connecting rail (3), are connected through stainless steel bolts, and can be telescopic lengthways and moves slightly between the fishplates (2) through adjusted tightening torque and loose-prevention measures, so that compensation of free stretching between contact rails is met. A joint part needs to be cut at opposite angle of 30 degrees so as to form inclined slot butt joint. The connecting rail (3) is tightly connected with the two fishplates (2) and is fixedly clamped between the two fishplates in the middle to form an integral fixed part. Two guiding plates (4) are respectively and fixedly welded on the two telescopic rails (1); and through connection of a copper bar (5) with a copper strip connecting wire (6) and a fastening plate (7), a conductive shoe can be assisted to realize stable conversion of electric energy. The other end of the copper strip connecting wire (6) is connected with the connecting rail (3), so that the connecting rail (3) can be ensured to be with sufficient current. The novel expansion joint of the urban rail transit contact rail has good expansion joint conductivity, large current capacity, stable transition, simple process and long service life, and can ensure stable transition of the conductive shoe.
Description
Technical field
The utility model relates to a kind of urban track traffic contact rail expansion joint, mainly acts on the length variations that produces because of expanding with heat and contract with cold between the contact rail in the urban track traffic and is compensated, and guarantee that the continued access of electric current is good.
Background technology
The contact rail of urban track traffic all can cause the contact rail variation of temperature, thereby cause contact rail to produce the variation of length because of expanding with heat and contract with cold owing to the variation of natural environment variation of temperature or contact rail electric current generation in service.Therefore, contact rail whenever need be installed an expansion pipe at a distance from a segment distance when mounted, is used to compensate the length variations of contact rail because of expanding with heat and contract with cold and producing.Guarantee simultaneously the conduction boots seamlessly transitting and supply power continual and steady.
The utility model content
The utility model technical matters to be solved provides a kind of good conductivity, current capacity is big, transition is steady, the track traffic contact rail expansion joint of the simple long service life of technology.
In order to solve the problems of the technologies described above, the utility model provides a kind of track traffic contact rail expansion joint, is connected rail with 1 and 2 fish plates are formed by 2 flexible rails; 2 flexible rails are placed on the two ends that connect rail respectively and connect with stainless steel bolt, and seam needs the 30 ° of excisions in diagonal angle, forms the R-joining butt joint; Connect rail and 2 fish plate leak-tight joints, fix to clamp, form an overall fixed part in the centre.With the conduction boots mating surfaces dock continuously, the gap can be adjusted and can overlap, make the conduction boots can be level and smooth carry out the transition to the other end from an end.
Hypotenuse one end of flexible rail is processed with 2 waist shape chutes.Connect rail by the leak-tight joint of 2 fish plates, fix to clamp in the centre through stainless steel bolt.Through Tightening moment after the adjustment and proof measures, can in the middle of 2 fish plates, move by the longitudinal extension trace, to satisfy the compensation of freely stretching between the contact rail.
The profile of 2 fish plate faying faces and flexible rail and the faying face that is connected rail are complementary, and scribble electrically conductive graphite or conduction grease at two junction, increase electric conductivity and lubricated.
Also comprise 2 guide plates; One end of a guide plate is fixedly welded on the flexible rail; Can move with vertical trace of flexible rail synchronously, an end of another one guide plate is fixedly welded on the flexible rail of another one, also can move synchronously with vertical trace of flexible rail.Copper bar is connected with the stainless steel bolt of guide plate through binding, and the flexible rail that forms a soft connection and 2 activities forms an electric conductor, has guaranteed the continued power of electric current between flexible rail.
Connect rail and be fixedly welded with the aluminum alloy square, copper bar connection lead one end is fastened on the aluminum alloy square that connects rail through stainless steel bolt, and the other end is fastened on the copper bar; Make its flexible rail and be connected conductivity integral of rail formation, guaranteed that the continued access of electric current is good, reduced the electric arc of conduction boots generations in service when the expansion point transition.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment urban track traffic contact rail expansion joint is done further to specify.
Fig. 1 urban track traffic contact rail expansion joint structural representation
Fig. 2 urban track traffic contact rail expansion joint part exploded drawings
The flexible rail trace of Fig. 3 urban track traffic contact rail expansion joint moves scheme drawing
Fig. 4 urban track traffic contact rail expansion joint partial enlarged drawing
Fig. 5 rail scheme drawing that stretches
Fig. 6 fish plate scheme drawing
Fig. 7 connects the rail scheme drawing
Fig. 8 guide plate scheme drawing
Fig. 9 copper bar scheme drawing
Figure 10 copper bar connection lead scheme drawing
Figure 11 binding scheme drawing
Wherein 1 is flexible rail, the 2nd, and fish plate, the 3rd, connect rail, the 4th, guide plate, the 5th, copper bar, the 6th, copper bar connection lead, the 7th, binding
The specific embodiment
As shown in Figure 1, a kind of urban track traffic contact rail expansion joint, it mainly is made up of fixed part and moving part.Connect rail (3) by the leak-tight joint of 2 fish plates (2), fix to clamp, form an overall fixed part in the centre through stainless steel bolt; 2 flexible rails (1) through fish plate (2) with captive joint rail (3) and form micro-movable part; Copper bar (5) and copper bar connection lead (6) are connected with guide plate (4) through binding (7), make electric current conduct to from flexible rail (1) and connect rail (3) and the flexible rail of the other end, form good current channel.
As shown in Figure 2; Profile and flexible rail (1) and the faying face that is connected rail (3) of the fish plate of telling (2) faying face be complementary; 2 flexible rails (1) are placed on the both sides of connection rail (3) respectively and connect with stainless steel bolt, and faying face all can scribble electrically conductive graphite or conduction grease, and the increase electric conductivity reaches and lubricates; Through Tightening moment after the adjustment and proof measures, can between fish plate (2), move by the longitudinal extension trace.
As shown in Figure 3; 30 ° of excisions in an end diagonal angle of the two ends of said connection rail (3) and flexible rail (1); The mating surfaces of butt joint of formation R-joining and conduction boots docks continuously, and the diff-H of contact surface is less than 0.2mm; The axial clearance can be adjusted and can overlap, make the conduction boots can be level and smooth carry out the transition to the other end from an end.It is fixing to connect rail (3), 2 flexible rails (1) direction left and right sides telescopic moving shown in arrow.
As shown in Figure 4, copper bar (5), binding (7) are connected through stainless steel bolt with guide plate (4), form a soft connector; Copper bar connection lead (6) one ends are fastened on the aluminum alloy square that connects rail (3), and the other end is fastened on the copper bar (5); Make its flexible rail (1) and be connected rail (3) and when trace moves, form a conductivity integral, guaranteed that the continued access of electric current is good.
As shown in Figure 5, said guide plate (4) is " L " type, and an end is fixedly welded on the flexible rail (1), and the bottom surface of the other end is lower than face of weld 3mm, guarantees two flexible rails (1) when the longitudinal extension trace moves, and discord connects rail (3) and interferes.
Claims (7)
1. urban track traffic contact rail expansion joint, it mainly is made up of fixed part and moving part, it is characterized in that: be connected rail (3) with 1 and 2 fish plates (2) are formed by 2 flexible rails (1); 2 flexible rails (1) are placed on the two ends of connection rail (3) respectively and connect with stainless steel bolt, and seam needs the 30 ° of excisions in diagonal angle, forms the R-joining butt joint; Connect rail (3) and 2 fish plates (2) leak-tight joint, fix to clamp, form an overall fixed part in the centre.
2. urban track traffic contact rail expansion joint as claimed in claim 1 is characterized in that: hypotenuse one end of said flexible rail (1) is processed with 2 waist shape chutes.
3. urban track traffic contact rail expansion joint as claimed in claim 1 is characterized in that: said connection rail (3) is fixed to clamp in the centre by the leak-tight joint of 2 fish plates (2) through stainless steel bolt.
4. urban track traffic contact rail expansion joint as claimed in claim 1; It is characterized in that: the profile of said 2 fish plates (2) faying face and flexible rail (1) and the faying face that is connected rail (3) are complementary, and scribble electrically conductive graphite or conduction grease at two junction.
5. like arbitrary described urban track traffic contact rail expansion joint among the claim 1-4; It is characterized in that: also comprise 2 guide plates (4); One end of a guide plate (4) is fixedly welded on the flexible rail (1); Can move with vertical trace of flexible rail (1) synchronously, an end of another one guide plate (4) is fixedly welded on the flexible rail (1) of another one, also can move synchronously with vertical trace of flexible rail (1).
6. urban track traffic contact rail expansion joint as claimed in claim 6; It is characterized in that: also comprise copper bar (5); Be connected through the stainless steel bolt of binding with guide plate (4), the flexible rail (1) that forms a soft connection and 2 activities forms an electric conductor.
7. urban track traffic contact rail expansion joint as claimed in claim 7; It is characterized in that: said connection rail (3) is fixedly welded with the aluminum alloy square; Copper bar connection lead (6) one ends are fastened on the aluminum alloy square that connects rail (3) through stainless steel bolt, and the other end is fastened on the copper bar (5); Make its flexible rail (1) and be connected conductivity integral of rail (3) formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205325251U CN202368402U (en) | 2011-12-19 | 2011-12-19 | Novel expansion joint of urban rail transit contact rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205325251U CN202368402U (en) | 2011-12-19 | 2011-12-19 | Novel expansion joint of urban rail transit contact rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202368402U true CN202368402U (en) | 2012-08-08 |
Family
ID=46592121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205325251U Expired - Fee Related CN202368402U (en) | 2011-12-19 | 2011-12-19 | Novel expansion joint of urban rail transit contact rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202368402U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112369A (en) * | 2013-02-08 | 2013-05-22 | 李雷 | Expansion joint with steel aluminum composite rails and double copper rings |
| CN105742840A (en) * | 2016-03-28 | 2016-07-06 | 深圳华品轨道交通有限公司 | Jointless telescopic connector with contact rails |
| CN107650737A (en) * | 2017-10-16 | 2018-02-02 | 北京控股磁悬浮技术发展有限公司 | A kind of seamless contact rail expansion joint |
| CN109546653A (en) * | 2019-01-03 | 2019-03-29 | 广州灿明都科技有限责任公司 | A kind of copper-line device for cable topology structure |
| CN111231775A (en) * | 2020-03-05 | 2020-06-05 | 北京磁浮交通发展有限公司 | Expansion joint and rail vehicle power supply system |
-
2011
- 2011-12-19 CN CN2011205325251U patent/CN202368402U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112369A (en) * | 2013-02-08 | 2013-05-22 | 李雷 | Expansion joint with steel aluminum composite rails and double copper rings |
| CN105742840A (en) * | 2016-03-28 | 2016-07-06 | 深圳华品轨道交通有限公司 | Jointless telescopic connector with contact rails |
| WO2017167143A1 (en) * | 2016-03-28 | 2017-10-05 | Hunan Huapin Rail Transit Co.,Ltd | A power rail expansion joint without expansion gap |
| CN107650737A (en) * | 2017-10-16 | 2018-02-02 | 北京控股磁悬浮技术发展有限公司 | A kind of seamless contact rail expansion joint |
| CN107650737B (en) * | 2017-10-16 | 2024-06-28 | 北京磁浮交通发展有限公司 | Expansion joint for seamless contact rail |
| CN109546653A (en) * | 2019-01-03 | 2019-03-29 | 广州灿明都科技有限责任公司 | A kind of copper-line device for cable topology structure |
| CN111231775A (en) * | 2020-03-05 | 2020-06-05 | 北京磁浮交通发展有限公司 | Expansion joint and rail vehicle power supply system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202368402U (en) | Novel expansion joint of urban rail transit contact rail | |
| CN102317104B (en) | Conductive rail joint | |
| CN101823446B (en) | Contact rail expansion joint | |
| CN103318054B (en) | Expansion joint for contact rail | |
| CN103303164A (en) | Expansion joint for conductive rail | |
| CN101746281A (en) | Rigid contact net expansion joint | |
| CN101823448B (en) | External sliding type expansion junction for contact rail | |
| CN203254980U (en) | Electric connecting device of expansion joint of conductor rail | |
| CN201673694U (en) | Tin-plated copper-magnesium alloy contact line for electrified railway contact net | |
| CN202071716U (en) | Expansion joint applied to power supply system of side-direction current-receiving steel-aluminum composite contact rail | |
| CN203032413U (en) | Cylinder manifold expansion joint | |
| CN2736205Y (en) | Expanding and jointing device of railway traffic conductor rail | |
| CN201604537U (en) | Electrical connection structure of inner conductor rail of expansion joint | |
| CN201633573U (en) | Externally sliding contact rail expansion joint | |
| CN203126564U (en) | Double-copper-ring expansion connector of steel aluminum composite rail | |
| CN203318189U (en) | Rhombic section insulator with discontinuous insulating slide way contact sliding faces | |
| CN102815231A (en) | Expansion joint of subway contact rails | |
| CN204558399U (en) | Novel breaker contact system | |
| CN206664335U (en) | Carry hand formula expansion joint for smooth transition | |
| CN207128664U (en) | Slide block type expansion pipe | |
| CN201604535U (en) | Expansion joint of rigid contact system | |
| CN201610086U (en) | Electrical connection structure of outer conductor rail for expansion joint | |
| CN204279136U (en) | A kind of C type magnetic suspension steel-aluminium composite conducting rail | |
| CN104538812A (en) | Slide wire installed on light rail | |
| CN209592571U (en) | A kind of trolley compensation device |
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 |
Granted publication date: 20120808 Termination date: 20141219 |
|
| EXPY | Termination of patent right or utility model |