CN201738197U - Contact rail isolation frame - Google Patents
Contact rail isolation frame Download PDFInfo
- Publication number
- CN201738197U CN201738197U CN2010202139270U CN201020213927U CN201738197U CN 201738197 U CN201738197 U CN 201738197U CN 2010202139270 U CN2010202139270 U CN 2010202139270U CN 201020213927 U CN201020213927 U CN 201020213927U CN 201738197 U CN201738197 U CN 201738197U
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- CN
- China
- Prior art keywords
- cross beam
- plate
- support plate
- vertical
- crossbeam
- 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 - Lifetime
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Abstract
The utility model discloses a contact rail isolation frame, comprising a base (1), an isolation support frame (2) and an isolation button part (3) provided with slot ways; the isolation support frame (2) comprises a cross beam (2.1), a vertical support plate (2.2) and a support beam (2.4); the vertical support plate (2.2) is fixed with the base (1); the cross beam (2.1) is fixed with the vertical support plate (2.2); one end of the cross beam (2.1) is provided with a lower limit support plate (2.3); the upper inner wall of the slot way is provided with a step surface (3.2); the support beam (2.4) comprises a support cross beam (2.6) and a vertical connection plate (2.7); one end of the support cross beam (2.6) is provided with a convex bar (2.5) matched with the step side (3.2) of the slot way; and the isolation button part (3) is fixed with the support cross beam (2.6) through a level bolt (4). The contact rail isolation frame has good stability and firmness and is capable of preventing safety hidden danger.
Description
Technical field
The utility model relates to the urban traffic field, specifically is a kind of conductor rail insulating support of underground railway track.
Background technology
At present, city underground adopts the conductor rail electric means more, and promptly i iron of parallel laid is as conductor rail (the 3rd rail) outside two rails, and the subway electric car is subjected to from conductor rail by current-collecting device.
The unsettled setting of conductor rail, on the conductor rail at a certain distance (as 4.5 meters) can be provided with one and be used to suspend in midair the fixedly conductor rail insulating support of conductor rail.
As Fig. 1, the conductor rail insulating support of prior art shown in Figure 2 comprises base 101, insulator support 102 and insulation fastener 103, described base 101 is fixed on the track foundation, described insulator support 102 comprises a crossbeam 1021 and a vertical support plate 1022, described vertical support plate 1022 is fixed on the inside wall 1011 of base 101, one end of described crossbeam 1021 is fixed on vertical support plate 1022 tops, the other end of described crossbeam 1021 is provided with lower limit base plate 1023, described crossbeam 1021, vertical support plate 1022 and lower limit base plate 1023 are one, described insulation fastener 103 comprise a level to bearing cross beam 1031, one end of described bearing cross beam 1031 is fixed on the crossbeam 1021 by roughly being vertical screw 104, described bearing cross beam 1031 is provided with crimping 1032 away from an end of insulator support 102, the following inwall 1033 of described crimping 1032 is the inclined-plane, described bearing cross beam 1031 and crimping 1032 are one, described crimping 1032, lower limit base plate 1023 and bearing cross beam 1031 have constituted the chamber on ccontaining conductor rail 105 tops.
There is following defective in the conductor rail insulating support of above prior art: after conductor rail lays completion, the top of conductor rail is contained in the chamber of conductor rail insulating support, at this moment, the deadweight of conductor rail is applied on crimping and the lower limit base plate with the form of pressure, being applied to pressure on the lower limit base plate is insulated carriage and passes to base, and the pressure direction that is applied to bead portion is the following inwall perpendicular to crimping, it has vertically passed to base by the insulation fastener of one through the insulation carriage to component, but also there is the component of a horizontal direction in the pressure that is applied to bead portion, and this component is passed to bearing cross beam from crimping, all carried at last by screw, and this level to component relatively roughly to be vertical screw be shearing, and the ability of screw carrying shearing is relatively poor, after a period of time, screw can get loose under the effect of component or destroyed in level, cause the solid failure of this support to track, so the stability and the fastness of this conductor rail insulating support are relatively poor, have potential safety hazard.
The utility model content
The technical problems to be solved in the utility model is, provides a kind of stability and fastness good, stops the conductor rail insulating support of potential safety hazard.
Technical solution of the present utility model is, a kind of conductor rail insulating support with following structure is provided, it comprises base and the insulator support that is fixed on the track foundation, described insulator support comprises a crossbeam and a vertical support plate, described vertical support plate is fixed on the inside wall of base, one end of described crossbeam is fixed on vertical support plate top, the other end of described crossbeam is provided with the lower limit base plate, described crossbeam, vertical support plate and lower limit base plate are one, it also comprises the insulation fastener in a trough of belt road, the last inwall of described conduit also comprises a step surface, the following inwall of described conduit is the inclined-plane, described insulator support also comprises a supporting beam, described supporting beam and crossbeam and lower limit base plate are one, described supporting beam is made of bearing cross beam that is solidified as a whole and vertical junction plate, the lower end of described vertical junction plate is fixed on the end of crossbeam away from the vertical support plate, described bearing cross beam is provided with the raised line of epirelief away from an end of vertical support plate, described bearing cross beam band raised line one end stretches in the conduit of insulation fastener and raised line and step surface cooperatively interact, described insulation fastener by level to screw at the end of bearing cross beam away from the vertical support plate, described lower limit base plate, bearing cross beam, vertical junction plate and insulation fastener have constituted the chamber on ccontaining conductor rail top.
After adopting above structure, the utility model conductor rail insulating support compared with prior art has the following advantages:
After conductor rail lays completion, the top of conductor rail is contained in the chamber of conductor rail insulating support, at this moment, the deadweight of conductor rail is applied to the form of pressure on the following inwall and lower limit base plate of conduit of insulation fastener, being applied to pressure on the lower limit base plate is insulated carriage and passes to base, and the direction of pressure of following inwall of conduit that is applied to the insulation fastener is vertical with the following inwall of conduit, its vertically to component by conduit on inwall be transferred to and be the insulator support of one, finally be transferred to base by carriage, and level to component mainly passed to the raised line of insulator support by the step surface of insulation fastener, pass to base by insulator support at last, have only the level of fraction to carry by screw to component, and screw also be level to, so the time screw carrying level become pulling force but not shearing to component, and screw carrying pulling force is very capable, long-term use also is not easy to get loose or is destroyed, promptly this support to track fixedly be not easy lost efficacy, so the stability and the fastness of this conductor rail insulating support are good, have stopped potential safety hazard.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of the conductor rail insulating support of prior art.
Fig. 2 is the structural representation of the conductor rail insulating support of prior art.
Fig. 3 is the sectional structure schematic diagram of conductor rail insulating support of the present utility model.
Fig. 4 is the structural representation of conductor rail insulating support of the present utility model.
Fig. 5 is the structural representation of the insulation fastener of conductor rail insulating support of the present utility model.
Shown in the figure
The component of the conductor rail insulating support of prior art: 101, base, 1011, inside wall, 102, insulator support, 1021, crossbeam, 1022, vertical support plate, 1023, lower limit base plate, 103, the insulation fastener, 1031, bearing cross beam, 1032, crimping, 1033, following inwall, 104, screw, 105, conductor rail.
The component of the utility model conductor rail insulating support: 1, base, 1.1, inside wall, 2, insulator support, 2.1, crossbeam, 2.2, the vertical support plate, 2.3, the lower limit base plate, 2.4, supporting beam, 2.5, raised line, 2.6, bearing cross beam, 2.7, vertical junction plate, 2.8, inserts, 3, the insulation fastener, 3.1, conduit, 3.2, step surface, 3.3, inwall down, 3.4, go up inwall, 4, screw, 5, conductor rail.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As Fig. 3, Fig. 4, shown in Figure 5, the utility model conductor rail insulating support, it comprises the insulation fastener 3 in the base 1, insulator support 2 and the trough of belt road 3.1 that are fixed on the track foundation.Described insulator support 2 comprises a crossbeam 2.1, a vertical support plate 2.2 and a supporting beam 2.4.Described vertical support plate 2.2 is fixed on the inside wall 1.1 of base 1, and an end of described crossbeam 2.1 is fixed on vertical support plate 2.2 tops, and the other end of described crossbeam 2.1 is provided with lower limit base plate 2.3.Described crossbeam 2.1, vertical support plate 2.2, lower limit base plate 2.3 and supporting beam 2.4 are one.The last inwall 3.4 of described conduit 3.1 also comprises a step surface 3.2, and the following inwall 3.3 of described conduit 3.1 is the inclined-plane.Described supporting beam 2.4 is made of bearing cross beam 2.6 that is solidified as a whole and vertical junction plate 2.7, and the lower end of described vertical junction plate 2.7 is fixed on the end of crossbeam 2.1 away from vertical support plate 2.2.Described bearing cross beam 2.6 is provided with the raised line 2.5 of epirelief away from an end of vertical support plate 2.2, and an end of described bearing cross beam 2.6 band raised lines 2.5 stretches in the conduit 3.1 of insulation fastener 3 and raised line 2.5 cooperatively interacts with step surface 3.2.Described raised line 2.5 cooperatively interacts with step surface 3.2 and is meant, insulation fastener 3 is pushed along the length direction of conduit 3.1 along conductor rail 5, makes the raised line 2.5 and the shape of the cross section of step surface 3.2 coincide.Described insulation fastener 3 by level to screw 4 be fixed on the end of bearing cross beam 2.6 away from vertical support plate 2.2.Described bearing cross beam 2.6 is provided with inserts 2.8 away from an end of vertical support plate 2.2, and described inserts 2.8 is a metalwork, and is provided with the screwed hole that screws for screw 4 in this inserts 2.8.Described lower limit base plate 2.3, bearing cross beam 2.6, vertical junction plate 2.7 and insulation fastener 3 have constituted the chamber on ccontaining conductor rail 5 tops.
Claims (1)
1. conductor rail insulating support, it comprises base (1) and the insulator support (2) that is fixed on the track foundation, described insulator support (2) comprises a crossbeam (2.1) and a vertical support plate (2.2), described vertical support plate (2.2) is fixed on the inside wall (1.1) of base (1), one end of described crossbeam (2.1) is fixed on vertical support plate (2.2) top, the other end of described crossbeam (2.1) is provided with lower limit base plate (2.3), described crossbeam (2.1), vertical support plate (2.2) and lower limit base plate (2.3) are one, it is characterized in that: it also comprises the insulation fastener (3) in a trough of belt road (3.1), the last inwall (3.4) of described conduit (3.1) also comprises a step surface (3.2), the following inwall (3.3) of described conduit (3.1) is the inclined-plane, described insulator support (2) also comprises a supporting beam (2.4), described supporting beam (2.4) is an one with crossbeam (2.1) and lower limit base plate (2.3), described supporting beam (2.4) is made of bearing cross beam that is solidified as a whole (2.6) and vertical junction plate (2.7), the lower end of described vertical junction plate (2.7) is fixed on the end of crossbeam (2.1) away from vertical support plate (2.2), described bearing cross beam (2.6) is provided with the raised line (2.5) of epirelief away from an end of vertical support plate (2.2), described bearing cross beam (2.6) band raised line (2.5) one ends stretch in the conduit (3.1) of insulation fastener (3) and raised line (2.5) cooperatively interacts with step surface (3.2), described insulation fastener (3) by level to screw (4) be fixed on the end of bearing cross beam (2.6) away from vertical support plate (2.2), described lower limit base plate (2.3), bearing cross beam (2.6), vertical junction plate (2.7) and insulation fastener (3) have constituted the chamber on ccontaining conductor rail (5) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202139270U CN201738197U (en) | 2010-05-31 | 2010-05-31 | Contact rail isolation frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202139270U CN201738197U (en) | 2010-05-31 | 2010-05-31 | Contact rail isolation frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201738197U true CN201738197U (en) | 2011-02-09 |
Family
ID=43553476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202139270U Expired - Lifetime CN201738197U (en) | 2010-05-31 | 2010-05-31 | Contact rail isolation frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201738197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101856980A (en) * | 2010-05-31 | 2010-10-13 | 宁波华缘玻璃钢电器制造有限公司 | Insulated support of subway contact rail |
-
2010
- 2010-05-31 CN CN2010202139270U patent/CN201738197U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101856980A (en) * | 2010-05-31 | 2010-10-13 | 宁波华缘玻璃钢电器制造有限公司 | Insulated support of subway contact rail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110209 Effective date of abandoning: 20120523 |