CN113215870A

CN113215870A - Insulation reinforcing mechanism of groove rail

Info

Publication number: CN113215870A
Application number: CN202110629910.6A
Authority: CN
Inventors: 沈锐
Original assignee: Wuxi Rungong Railway Materials Co ltd
Current assignee: Wuxi Rungong Railway Materials Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-08-06

Abstract

The invention relates to the technical field of insulation reinforcement of a groove-shaped rail, and provides an insulation reinforcement mechanism of the groove-shaped rail, which comprises a plurality of steel rails connected end to end, clamping plates clamped at two sides of a connecting joint of the two steel rails, and screw and nut assemblies for connecting the steel rails and the two clamping plates together; the two steel rails are connected with each other through a second insulating layer; the clamping plate comprises a steel inner core, and a first insulating layer is coated on the surface of the steel inner core. The invention overcomes the defects of the prior art, has reasonable design and compact structure, solves the problem of unsatisfactory insulation effect between the prior steel rails and between the clamping plate and the steel rails, isolates and insulates the steel rails and between the clamping plate and the steel rails by insulating resin or insulating plastic through simple structural combination, and simultaneously adopts multilayer insulation measures to improve the insulation effect, prolong the service life and have strong practicability.

Description

Insulation reinforcing mechanism of groove rail

Technical Field

The invention relates to the technical field of insulation reinforcement of a groove-shaped rail, in particular to an insulation reinforcement mechanism of the groove-shaped rail.

Background

The groove rail has great advantages, the structure of the groove rail has the function of protecting the wheel rail, and the groove rail is particularly suitable for small-radius curves and sections with rail surfaces flush with the pavement elevation.

Tram adopts interval jointless quality circuit or seam circuit more, and switch front and back or little radius curve then are equipped with the rail gap, must adopt ordinary joint splint to connect the rail in joint department, satisfy the flexible requirement of driving requirement and rail, also need satisfy the insulating effect between the rail simultaneously, traditional mode is the addition insulation board between two rails, but after adding the insulation board, influences the shrink effect of rail.

The signal, power supply require insulating section must set up insulating joint splint, and traditional insulating mode is also through adding the insulating layer between splint and rail, for example chinese patent CN201420275892.1 discloses a joint splint for channel rail, and the insulating mode of its adoption is through insulating the splint and rail by insulating the pad, but in the in-process of in-service use, the processing degree of difficulty is too big, and insulating effect is poor.

To this end, we propose an insulation reinforcing mechanism for a channel rail.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an insulation reinforcing mechanism for a groove-shaped rail, which overcomes the defects of the prior art, has reasonable design and compact structure, solves the problem of unsatisfactory insulation effect between the prior steel rails and between a clamping plate and the steel rails, isolates and insulates the steel rails and between the clamping plate and the steel rails through insulating resin or insulating plastic through simple structural combination, and simultaneously arranges insulating glue, adopts multilayer insulation measures to improve the insulation effect and the service life of the steel rails.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

an insulation reinforcing mechanism for a groove-shaped rail comprises a plurality of steel rails connected end to end, clamping plates clamped at two sides of a connecting joint of the two steel rails, and screw and nut assemblies for connecting the steel rails and the two clamping plates together;

the two steel rails are connected with each other through a second insulating layer;

the clamping plate comprises an inner steel core, a first insulating layer is coated on the surface of the inner steel core, at least two stainless steel plates which are not in contact with each other are connected to the first insulating layer on one side, close to the steel rail, of the clamping plate, and the two stainless steel plates are located on two sides of the second insulating layer respectively.

Furthermore, grooves are formed in the two sides of the steel rail, one side, close to the grooves, of the clamping plate is matched with the grooves in shape, and the other side of the clamping plate is perpendicular to the ground.

Furthermore, all be provided with a plurality of screws on splint and the rail, screw, nut component wear to establish in the screw, and the screw quantity more than or equal to 4 on the splint, and a plurality of screws divide equally and distribute on two rails.

Furthermore, an insulating sleeve is sleeved on the screw, and the length of the insulating sleeve is larger than the thickness of the steel rail.

Furthermore, an insulating glue is arranged between the stainless steel plate and the steel rail.

Furthermore, one side that two splint carried on the back mutually to and the both sides of splint all are provided with corrosion resistant plate.

Further, the first insulating layer and the second insulating layer are both insulating resin or insulating plastic.

Further, the first insulating layer and the second insulating layer are one or two of epoxy resin, polyimide, polytetrafluoroethylene, modified polyformaldehyde, polyphenylene sulfide, polyether ether ketone, polyphenyl ester, polyphenylene oxide and liquid crystal polymer.

Furthermore, a plurality of gaskets are sleeved on the screw.

(III) advantageous effects

The embodiment of the invention provides an insulation reinforcing mechanism of a groove rail. The method has the following beneficial effects:

1. insulating resin or insulating plastics keep apart between with the rail to and keep apart between splint and the rail and insulate, have improved insulating effect on the one hand, and the shock resistance that epoxy possesses simultaneously can improve its life.

2. The first insulating layer is coated on the surface of the steel inner core, and at least two stainless steel plates which are not in contact with each other are connected to the first insulating layer, so that the steel inner core is connected with a steel rail, and a sufficient insulating effect can be achieved.

3. Stability between the rail can be improved through setting up the splint, prevents the derail.

4. Link together splint and rail through setting up the insulating cement, improve insulating that effect once more, can also improve the connection effect simultaneously.

5. Through multiple measures, the insulation effect is improved, and the conductivity is isolated.

6. Can protect the first insulation layer through setting up corrosion resistant plate, improve the ageing resistance effect on first insulation layer, improve life.

7. Through the shape design of the clamping plate, the bearing capacity of the steel rail can be improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of the structure of the present invention;

fig. 3 is a perspective view of the splint structure of the present invention.

In the figure: the steel rail comprises a steel rail 1, a clamping plate 2, a steel inner core 2.1, a first insulating layer 2.2, a stainless steel plate 2.3, insulating glue 3, a screw 4, a nut 5, an insulating sleeve 6, a gasket 7 and a second insulating layer 8.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an insulation reinforcing mechanism for a channel rail comprises a plurality of rails 1 connected end to end, wherein two adjacent rails 1 are connected with each other through a second insulation layer 8, so that the conductivity between the rails 1 can be blocked;

grooves are formed in the two sides of each steel rail 1, clamping plates 2 are clamped in the grooves at the joint of the two steel rails 1, and the side, close to the grooves, of each clamping plate 2 is matched with the shape of each groove;

all be provided with the screw on splint 2 and the rail 1, and two splint 2 of centre gripping on rail 1 are through

same screw

4, 5 subassembly interconnect of nut, through the clamping action of splint 2, improve the connection effect between two rails 1.

The clamping plate 2 comprises a steel inner core 2.1, a first insulating layer 2.2 is coated on the surface of the steel inner core 2.1, the first insulating layer 2.2 and the second insulating layer 8 are both insulating resin or insulating plastic, the first insulating layer 2.2 and the second insulating layer 8 are one or two of epoxy resin, polyimide, polytetrafluoroethylene, modified polyformaldehyde, polyphenylene sulfide, polyether ether ketone, polyphenyl ester, polyphenyl ether and liquid crystal polymer, at least two stainless steel plates 2.3 which are distributed side by side are connected on the first insulating layer 2.2 on one side, close to the steel rail 1, of the clamping plate 2, the two adjacent stainless steel plates 2.3 are separated by the first insulating layer 2.2 and are not in contact with each other, and the two stainless steel plates 2.3 are respectively positioned on two sides of the second insulating layer 8 and can block the conductivity between two different steel rails 1;

still be provided with insulating cement 3 between corrosion resistant plate 2.3 and the rail 1, improve the connection effect, separation rail 1 and corrosion resistant plate 2.3's electrically conductive effect can completely cut off the erosion between the metal simultaneously, blocks the electric conductivity between two different rails 1 once more, also can improve wear-resisting effect simultaneously.

Two splint 2 one side that carry on the back mutually to and splint 2's both sides all are provided with corrosion resistant plate 2.3, and a plurality of corrosion resistant plate 2.3 mutual contactless can protect first insulation layer 2.2 through setting up corrosion resistant plate 2.3, can play and prevent that first insulation layer 2.2 is ageing, improves life.

The number of the screw holes on the clamping plate 2 is more than or equal to 4, and the screw holes are distributed on the two steel rails 1 in an equally divided mode, so that the stability between the adjacent steel rails 1 is improved, and derailment is prevented.

Meanwhile, the screw 4 is further sleeved with an insulating sleeve 6, the length of the insulating sleeve 6 is larger than the thickness of the steel rail 1, and the screw 4 is further sleeved with a plurality of gaskets 7, so that the connection effect is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. An insulation reinforcing mechanism for a groove-shaped rail comprises a plurality of steel rails connected end to end, clamping plates clamped at two sides of a connecting joint of the two steel rails, and screw and nut assemblies for connecting the steel rails and the two clamping plates together;

the method is characterized in that: the two steel rails are connected with each other through a second insulating layer;

2. The insulation reinforcing mechanism for a channel rail as claimed in claim 1, wherein: grooves are formed in the two sides of the steel rail, one side, close to the grooves, of the clamping plate is matched with the grooves in shape, and the other side of the clamping plate is perpendicular to the ground.

3. The insulation reinforcing mechanism for a channel rail as claimed in claim 1, wherein: all be provided with a plurality of screws on splint and the rail, screw, nut component wear to establish in the screw, and the screw quantity more than or equal to 4 on the splint, and a plurality of screws divide equally and distribute on two rails.

4. The insulation reinforcing mechanism for a channel rail as claimed in claim 1, wherein: the screw is also sleeved with an insulating sleeve, and the length of the insulating sleeve is greater than the thickness of the steel rail.

5. The insulation reinforcing mechanism for a channel rail as claimed in claim 1, wherein: and an insulating adhesive is also arranged between the stainless steel plate and the steel rail.

6. The insulation reinforcing mechanism for a channel rail as claimed in claim 1, wherein: one side that two splint carried on the back mutually to and the both sides of splint all are provided with corrosion resistant plate.

7. The insulation reinforcing mechanism for a channel rail as claimed in claim 1, wherein: the first insulating layer and the second insulating layer are both insulating resin or insulating plastic.

8. The insulation reinforcing mechanism for a channel rail as claimed in claim 7, wherein: the first insulating layer and the second insulating layer are one or two of epoxy resin, polyimide, polytetrafluoroethylene, modified polyformaldehyde, polyphenylene sulfide, polyether-ether-ketone, polyphenyl ester, polyphenyl ether and liquid crystal polymer.

9. The insulation reinforcing mechanism for a channel rail as claimed in claim 1, wherein: and the screw is also sleeved with a plurality of gaskets.