CN202685992U - Insulation support for contact rail - Google Patents
Insulation support for contact rail Download PDFInfo
- Publication number
- CN202685992U CN202685992U CN 201220398481 CN201220398481U CN202685992U CN 202685992 U CN202685992 U CN 202685992U CN 201220398481 CN201220398481 CN 201220398481 CN 201220398481 U CN201220398481 U CN 201220398481U CN 202685992 U CN202685992 U CN 202685992U
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- CN
- China
- Prior art keywords
- contact rail
- horizontal axis
- vertical shaft
- cylinder
- housed
- 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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Abstract
The utility model relates to the technical field of city rail transportation overhead line system power supply, in particular to an insulation support for a contact rail. The insulation support comprises a base, an insulation bracket, a beam, an upright shaft, an upright shaft roller, a horizontal shaft, and a horizontal shaft roller, wherein the insulation bracket is arranged on the base, the beam is arranged on the insulation bracket, a contact rail sliding chute is formed by enclosing of the insulation bracket and the beam, the horizontal shaft and the upright shaft are arranged in the contact rail sliding chute, the horizontal shaft roller is arranged on the horizontal shaft, the upright shaft roller is arranged on the upright shaft, and the contact rail is arranged in the contact rail sliding chute. When temperature changes, the contact rail stretches out and draws back in rolling mode on the horizontal shaft roller and the upright shaft roller which contact with the contact rail so that normal stretch and contraction of the contact rail are ensured, occurrence of internal stress of the contact rail is avoided, and the problem of breakage of the insulation support for the contact rail due to the internal stress of the contact rail is solved.
Description
Technical field
The utility model relates to urban rail transit contact network power supply technique field, is specifically related to a kind of contact rail insulating support.
Background technology
At present, the contact rail power supply is adopted in city contact rail traffic more, namely lays a contact rail in the rail outside and is used for carrying power supply to track train, and the rail outside arranges place's contact rail insulating support every 4.5 meters and is used for installing contact rail; Contact rail arranges place's contact rail expansion joint every 60-90 rice, be used for to regulate contact rail when temperature traverse and the length variations that causes, on contact rail, position, per two contact rail expansion joint middles arranges one and is fixedly connected a little, contact rail and contact rail insulating support are fixedly connected, be used for preventing that contact rail is along the whole play of circuit, other contact rail insulating support and contact rail are slidingly connected, contact rail telescopic slide on the contact rail insulating support when temperature traverse, track train contacts with the stream interface that is subjected to of contact rail by current-collecting device, obtains power supply.But existing contact rail and contact rail insulating support are to be slidingly connected, expansion pipe has 11 contact rail insulating supports between contact rail and contact rail insulating support are fixedly connected a little, these contact rail insulating supports are very large with the friction force accumulation that connects the solution rail, can hinder the flexible of contact rail, the huge internal stress of the inner generation of non-retractable contact rail, when internal stress does not overcome friction force, contact rail meeting flexural deformation, the bending of contact rail can make the insulating support fracture, cause contact rail to depart from and use the installation site, can not guarantee the contact rail safe power supply, so this sliding mode connection of contact rail and contact rail insulating support has consisted of certain potential safety hazard to track traffic.
Summary of the invention
The purpose of this utility model provides a kind of contact rail insulating support, contact rail is when temperature traverse, contact rail can roll at the cylinder of contact rail insulating support flexible, when guaranteeing that contact rail is because of temperature traverse along contact rail insulating support free-extension, contact inside does not produce internal stress, do not destroy the contact rail insulating support, guarantee the safe power supply of contact rail.
The technical solution of the utility model is, a kind of contact rail insulating support with following structure is provided, and it comprises 1, base, 2, insulator support, 3, crossbeam, 4, horizontal axis hole 5, contact rail chute, 6, lower roller groove, 7, vertical shaft hole, 8, upper trepanning, 9, vertical shaft, 10, vertical shaft cylinder, 11, upper cover, 12, horizontal axis, 13, the horizontal axis cylinder.
On the base of contact rail insulating support insulator support is housed, crossbeam is housed on the insulator support, insulator support and crossbeam surround the contact rail chute; Be provided with horizontal axis hole and lower roller groove at insulator support, horizontal axis is equipped with horizontal axis in the hole, and the horizontal axis cylinder is housed on the horizontal axis, and the horizontal axis cylinder is in the lower roller groove, and horizontal axis cooperates with the horizontal axis cylinder gap; Insulator support is provided with the vertical shaft hole, and vertical shaft is equipped with vertical shaft in the hole, and the vertical shaft cylinder is housed on the vertical shaft, and vertical shaft cooperates with the vertical shaft cylinder gap, and cover is equipped with, upper cover and vertical shaft flush fit, the upper trepanning flush fit of upper cover outer wall and crossbeam in vertical shaft cylinder top.
Crossbeam one side in contact rail chute symmetry is provided with horizontal axis hole and lower roller groove at crossbeam, and horizontal axis is equipped with horizontal axis in the hole, and the horizontal axis cylinder is housed on the horizontal axis, and the horizontal axis cylinder is in the lower roller groove, and horizontal axis cooperates with the horizontal axis cylinder gap; Crossbeam is provided with the vertical shaft hole, and vertical shaft is equipped with vertical shaft in the hole, and the vertical shaft cylinder is housed on the vertical shaft, and vertical shaft cooperates with the vertical shaft cylinder gap, and cover is equipped with, upper cover and vertical shaft flush fit, the upper trepanning flush fit of upper cover outer wall and crossbeam in vertical shaft cylinder top.
Beneficial effect
The utility model contact rail is installed in insulator support and crossbeam surrounds in the contact rail chute, the horizontal axis idler contact rail in the contact rail chute, and the vertical shaft cylinder of contact rail chute both sides limits the skew of contact rail; Contact rail is when temperature traverse, contact rail can roll on the horizontal axis cylinder of contact rail insulating support and under the restriction of vertical shaft cylinder flexible, contact rail can not produce internal stress because of the friction force with the generation of contact rail insulating support, guaranteed normal stretch of contact rail when temperature traverse, for the track traffic power supply provides sound assurance.
Description of drawings
Fig. 1 is the front view of contact rail insulating support;
Fig. 2 is the assembly drawing of insulator support and crossbeam;
Fig. 3 is the birds-eye view of Fig. 2;
Among the figure: 1. base, 2. insulator support, 3. crossbeam, 4. horizontal axis hole 5. contact rail chutes, 6. lower roller groove, 7. trepanning is 8. gone up in the vertical shaft hole, 9. vertical shaft, 10. vertical shaft cylinder, cover on 11., 12. horizontal axis, 13. horizontal axis cylinders, 15. contact rails.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Such as Fig. 1, Fig. 2, shown in Figure 3, contact rail insulating support of the present utility model, it comprises base 1, insulator support 2, crossbeam 3, horizontal axis hole 4, contact rail chute 5, lower roller groove 6, vertical shaft hole 7, upper trepanning 8, vertical shaft 9, vertical shaft cylinder 10, upper cover 11, horizontal axis 12, horizontal axis cylinder 13; Insulator support 2 is housed on the base 1, crossbeam 3 is housed on the insulator support 2, be provided with horizontal axis hole 4 and lower roller groove 6 at insulator support 2, horizontal axis 12 is housed in the horizontal axis hole 4, horizontal axis cylinder 13 is housed on the horizontal axis 12, horizontal axis cylinder 13 is in lower roller groove 6, horizontal axis 12 and horizontal axis cylinder 13 free-running fits, also be provided with vertical shaft hole 7 on the insulator support 2, vertical shaft 9 is housed in the vertical shaft hole 7, vertical shaft cylinder 10 is housed on the vertical shaft 9, vertical shaft 9 and vertical shaft cylinder 10 free-running fits, cover 11 is equipped with in vertical shaft cylinder 10 tops, upper trepanning 8 flush fits of upper cover 11 outer walls and crossbeam; Insulator support 2 and crossbeam 3 surround contact rail chute 5, side at the crossbeam 3 of contact rail chute 5 symmetries, 3 are provided with horizontal axis hole 4 and lower roller groove 6 on crossbeam, horizontal axis 12 is housed in the horizontal axis hole 4, horizontal axis cylinder 13 is housed on the horizontal axis 12, axle cylinder 13 is in lower roller groove 6, horizontal axis 12 and horizontal axis cylinder 13 free-running fits, also be provided with vertical shaft hole 7 on the sleeping insulator support 2, vertical shaft 9 is housed in the vertical shaft hole 7, vertical shaft cylinder 10 is housed on the vertical shaft 9, vertical shaft 9 and vertical shaft cylinder 10 free-running fits, cover 11 is equipped with in vertical shaft cylinder 10 tops, upper trepanning 8 flush fits of upper cover 11 outer walls and crossbeam.
Its working process is, contact rail insulating support of the present utility model, contact rail is installed in insulator support 2 and crossbeam 3 surrounds in the contact rail chute 5, and by horizontal axis cylinder 13 supportings of being equipped with on the horizontal axis 12 in the contact rail chute 5, the contact rail side limits skew by vertical shaft cylinder 10 is housed on the vertical shaft 9; Contact rail is when temperature traverse, and contact rail is flexible at the horizontal axis cylinder 13 that contacts with contact rail and 10 rollings of vertical shaft cylinder, has guaranteed the normal flexible of contact rail, has avoided the appearance of contact rail internal stress.
Claims (1)
1. contact rail insulating support, it comprises base (1), insulator support (2), crossbeam (3) contact rail chute (5), insulator support (2) is housed on the base (1), crossbeam (3) is housed on the insulator support (2), insulator support (2) and crossbeam (3) surround contact rail chute (5), it is characterized in that: it also comprises horizontal axis hole (4), lower roller groove (6), vertical shaft hole (7), upper trepanning (8), vertical shaft (9), vertical shaft cylinder (10), upper cover (11), horizontal axis (12) and horizontal axis cylinder (13), describedly be provided with horizontal axis hole (4) at insulator support (2), horizontal axis (12) is housed in the horizontal axis hole (4), horizontal axis cylinder (13) is housed on the horizontal axis (12), horizontal axis cylinder (13) is in lower roller groove (6), horizontal axis (12) and horizontal axis cylinder (13) free-running fit, also be provided with vertical shaft hole (7) on the insulator support (2), vertical shaft (9) is housed in the vertical shaft hole (7), vertical shaft cylinder (10) is housed on the vertical shaft (9), vertical shaft (9) and vertical shaft cylinder (10) free-running fit, cover (11), upper trepanning (8) flush fit of upper cover (11) outer wall and crossbeam are equipped with in vertical shaft cylinder (10) top; Side at the symmetrical crossbeam (3) of contact rail chute (5), (3) are provided with horizontal axis hole (4) on crossbeam, horizontal axis (12) is housed in the horizontal axis hole (4), horizontal axis cylinder (13) is housed on the horizontal axis (12), horizontal axis (12) and horizontal axis cylinder (13) horizontal axis cylinder (13) are in lower roller groove (6), in the vertical shaft hole (7) on the insulator support (2) vertical shaft (9) is housed, vertical shaft cylinder (10) is housed on the vertical shaft (9), vertical shaft (9) and vertical shaft cylinder (10) free-running fit, cover (11), upper trepanning (8) flush fit of upper cover (11) outer wall and crossbeam are equipped with in vertical shaft cylinder (10) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220398481 CN202685992U (en) | 2012-08-13 | 2012-08-13 | Insulation support for contact rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220398481 CN202685992U (en) | 2012-08-13 | 2012-08-13 | Insulation support for contact rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202685992U true CN202685992U (en) | 2013-01-23 |
Family
ID=47541654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220398481 Expired - Fee Related CN202685992U (en) | 2012-08-13 | 2012-08-13 | Insulation support for contact rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202685992U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921694A (en) * | 2014-03-26 | 2014-07-16 | 铁道第三勘察设计院集团有限公司 | Integral insulating support of maglev transportation contact rail |
| CN104359690A (en) * | 2014-11-11 | 2015-02-18 | 南车青岛四方机车车辆股份有限公司 | Simulation system for current collecting surfaces of C-type contact rails |
-
2012
- 2012-08-13 CN CN 201220398481 patent/CN202685992U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921694A (en) * | 2014-03-26 | 2014-07-16 | 铁道第三勘察设计院集团有限公司 | Integral insulating support of maglev transportation contact rail |
| CN103921694B (en) * | 2014-03-26 | 2016-03-23 | 铁道第三勘察设计院集团有限公司 | A kind of magnetic floating traffic contact rail Whole insulating support |
| CN104359690A (en) * | 2014-11-11 | 2015-02-18 | 南车青岛四方机车车辆股份有限公司 | Simulation system for current collecting surfaces of C-type contact rails |
| CN104359690B (en) * | 2014-11-11 | 2017-01-18 | 中车青岛四方机车车辆股份有限公司 | Simulation system for current collecting surfaces of C-type contact rails |
| US9891140B2 (en) | 2014-11-11 | 2018-02-13 | Crrc Qingdao Sifang Co., Ltd. | Simulation system for current collecting surface of C-type contact rail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA RAILWAY CONSTRUCTION BRIDGE ENGINEERING GROU Free format text: FORMER NAME: CHINA RAILWAY 13TH BUREAU GROUP ELECTRICAL SERVICE ENGINEERING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 300232 Tianjin city Hebei District Zhicheng Daozhi Village No. 41 Co-patentee after: Zhao Juwen Patentee after: CR13G ELECTRIC ENGINEERING CO., LTD. Address before: 300232 Tianjin city Hebei District Zhicheng Daozhi Village No. 41 Co-patentee before: Zhao Juwen Patentee before: CR13G Electric Engineering Co., Ltd. |
|
| 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: 20130123 Termination date: 20190813 |