CN101184895A - Device for joining rails - Google Patents
Device for joining rails Download PDFInfo
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- CN101184895A CN101184895A CNA2005800268527A CN200580026852A CN101184895A CN 101184895 A CN101184895 A CN 101184895A CN A2005800268527 A CNA2005800268527 A CN A2005800268527A CN 200580026852 A CN200580026852 A CN 200580026852A CN 101184895 A CN101184895 A CN 101184895A
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- track
- abutting end
- connection strap
- connect
- coaxial alignment
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Abstract
The present invention is an improved device for joining together railway rails. The rails have a head portion, a web portion and a toe portion. The joining device includes first and second elongated metal joint bars for holding the abutting ends of the rails together. The joint bars span the ends of the rails and hold the rails together by mounting to the rails. The joint bars are mounted to each rail on opposite sides of the web portions of each rail. The joint bars are configured to mount to the web portions of the rail between the head and toe portion of each rail. The joining device further includes first and second stiffener plates mounted to the first and second joint bars, respectively, such that the joint bars and the web portion of the rails are sandwiched between the stiffener plates. The stiffener plates each having a top portion, a bottom portion and opposite lower ends. The stiffener plates span the abutting ends of the rail. The bottom portion of the stiffener plates are dimensioned and configured to extend below the toe portion of the rails and the opposite lower ends of the stiffener plates are notched to accommodate the ties.
Description
The cross reference of related application
The application is to be priority in the U.S. Provisional Patent Application 60/580091 of application on June 17th, 2004 and the patent application of applying on November 16th, 2,004 60/627949, and wherein Shen Qing content is hereby incorporated by.
Technical field
The application is usually directed to a kind of equipment that is used to connect or splice railroad track.
Background technology
With reference to figure 1, track fastening comprises two tracks (1) that connect together with bolt (4) by a pair of connection (splicing) bar (2) and a series of nuts (3).They have constituted device shown in Figure 1 together.Along with their invention, track fastening has become a weak link in the railway rail system.Because the bending resistance degree that section modulus reflected by two connection straps that use in the junction is a mark (between 30 (30%) 20 (20%) percent to percent) of the section modulus of track, the junction is than rail portion weakness.Weak junction part has caused bad load distribution, the excessive bending of track and the effect of pumping of track of sleeper.In order to handle this difficult problem, worldwide railway has adopted the track that connects welding, but it also has they self a series of problems.Unfortunately, we still need some connectors track is divided into single piece in our system.Single piece can allow the train dispatcher along the tracks positioned train.Single piece also is used for train is switched to another track from a track, and the track fracture detection.For each single piece is effectively worked, the track between adjacent block electricity is each other isolated.
Insulated connecting piece as shown in Figure 2 (IJ) has appearred subsequently.These connectors have the two piece tracks each other electricity isolation of insulation materials to guarantee the junction between connection strap (6) and the track (1) and between bolt (4) and the track (1).Unfortunately, isolator becomes the deadly defect of IJ system.Polymer material can not bear from the contact of the passage of train wheel and bending strength.Owing to the thermal stress that rises of floating along with temperature makes this problem worsen more.If insulation materials (5) is made by soft condensate such as rubber, it will cause the excessive bending in junction, makes bolt unclamp.Condensate also will leak out when high temperature.If for keeping enough hard of its molecular structure, it will become very crisp and can split by crisp sealing condensate in month in the winter time when high temperature.No matter in which kind of situation, the intensity of connector and because the overmigrate of its size is not processed.
Recently, worldwide railway is just being carried out by utilizing global positioning system (GPS) to come positive Train Control (PTC) system of running train.This will reduce the needed locomotive engine of operation train.In order to guarantee the effective locking of track switch and to arrange, just need the firmer and better IJ of design along main line.Release PTC based on same reason in brand-new field, will make and all must use IJ along the track switch of circuit.At least in the recent period, distinct issues will emersions in these several years and are concentrated on the IJ.
Summary of the invention
The present invention relates to a kind ofly be used to be connected adjacent railroad track between two railroad ties in improving equipment together.The track that is joined together has head, web portion and toe.Connection device comprises and is used for the first and second elongated metal connection straps that the track abutting end is clamped together.Connection strap is crossed over the end of track, and by being fastened on the track track is clamped together.Connection strap is fastening at two opposite faces and each track of each track web portion.Connection strap is configured to and is fastening at the head of each track and the track web portion between the toe.Connection device further comprises first and second fastening with the first and second connection straps respectively reinforcement plates, and the web portion that is thus connected bar and track is strengthening being sandwich structure between the plate.Each strengthens the low side that plate has a top, bottom and opposition.Strengthen plate and cross over the adjacent end of track.The size of strengthening the plate bottom is constituted as under the toe of track extends, and the lower end of strengthening the opposition of plate has the otch that matches with sleeper.
Description of drawings
Fig. 1 is the phantom drawing that connects the nonisulated connected system of prior art of two rails.
Fig. 1 a is the sectional view of connected system shown in Figure 1.
Fig. 2 is the phantom drawing that connects the prior art insulation connected system of two rails.
Fig. 2 a is the sectional view of connected system shown in Figure 2.
Fig. 3 a is the lateral view according to the connected system of the present invention's making that connects two rails.
Fig. 3 b is the phantom drawing of the connected system shown in Fig. 3 a.
Fig. 3 c is the phantom drawing of the connected system shown in Fig. 3 b, partial cross section.
Fig. 4 a is the phantom drawing according to the alternative embodiment of the present invention that connects two rails.
Fig. 4 b is the sectional view of the embodiment shown in Fig. 4 a.
Fig. 5 a is the phantom drawing according to the alternative embodiment of the present invention that connects two rails.
Fig. 5 b is the sectional view of the embodiment shown in Fig. 5 a.
Fig. 6 a is the sectional view of the track mating system of making according to the present invention.
Fig. 6 b is the attempting in detail of part of Fig. 6 a.
Fig. 7 is the expanded view of the invention shown in Fig. 3 a.
Fig. 8 a is the sectional view of the track mating system of making according to the present invention.
Fig. 8 b is the phantom drawing of the stiffener part of the embodiment shown in Fig. 8 a.
Fig. 9 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Fig. 9 b is the phantom drawing of the stiffener part of the embodiment shown in Fig. 9 a.
Figure 10 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Figure 10 b is the phantom drawing of the stiffener part of the embodiment shown in Figure 10 a.
Figure 11 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Figure 11 b is the phantom drawing of the stiffener part of the embodiment shown in Figure 11 a.
Figure 12 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Figure 12 b is the phantom drawing of the stiffener part of the embodiment shown in Figure 12 a.
Figure 13 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Figure 13 b is the phantom drawing of the stiffener part of the embodiment shown in Figure 13 a.
Figure 14 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Figure 14 b is the phantom drawing of the stiffener part of the embodiment shown in Figure 14 a.
Figure 15 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Figure 15 b is the phantom drawing of the stiffener part of the embodiment shown in Figure 15 a.
Figure 16 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Figure 16 b is the phantom drawing of the stiffener part of the embodiment shown in Figure 16 a.
Figure 17 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Figure 17 b is the phantom drawing of the stiffener part of the embodiment shown in Figure 17 a.
Figure 18 a is the phantom drawing of the alternative embodiment of the track mating system of making according to the present invention.
Figure 18 b is the phantom drawing of the stiffener part of the embodiment shown in Figure 18 a.
Figure 19 a is the phantom drawing of the alternative embodiment of the track connected system of making according to the present invention.
Figure 19 b is the isometric view of the rail connection shown in Fig. 6 a.
Figure 19 c is the top view of the rail connection shown in Fig. 6 a.
Figure 19 d is the sectional view of the rail connection shown in Fig. 6 a.
Figure 19 e is along the sectional view of A-A line among Fig. 6 a.
Figure 20 is a prior art insulating sleeve lining ring.
Figure 21 is the sectional view in conjunction with the insulation rail connection of sleeve lining ring shown in Figure 20.
Figure 22 is the phantom drawing of the insulating sleeve lining ring of making according to the present invention.
Figure 23 is the removed phantom drawing of insulating sleeve lining ring part shown in Figure 22.
Figure 24 is the sectional view in conjunction with the insulation of making according to the present invention connection of sleeve lining ring shown in Figure 22.
In the accompanying drawings, identical Reference numeral has referred to corresponding element in different accompanying drawings.
Specific embodiment
At first with reference to figure 3a to Fig. 3 c, of the present invention focusing on is used to connect the abutting end 44 of the coaxillay aligned track 1 between railway sleeper 25 in linkage together.Each track 1 has head 52, web portion 46, toe 48 and basal surface 50.The invention provides and comprise two new connection straps (7), two isolators (8) between track (1) and connection strap (7), and the reinforcement railway in order to the stiffener (9) of gaining in strength that is fixed on the linkage connects.Stiffener 9 has parallel reinforcement plate 60 and 62, and it has top 56, bottom margin 58 and lower end 54.Lower end 54 by otch so that the low edge of stiffener is crossed railway sleeper 25.As can be seen from the figure, connection strap 7 is connected to the web portion 46 of track 1 and crosses over the junction of two tracks.Connection strap 7 is connected to the relative both sides of web, and the web portion of track is sandwich structure between connection strap thus.The size of connection strap is constituted as the track web portion that is adapted between toe 48 and the head 46.
The size of stiffener 9 is constituted as and makes parallel reinforcement plate 60 and 62 can be installed to connection strap 7, and the web that is thus connected bar and track is strengthening being sandwich structure between the plate 60 and 62. Parallel reinforcement plate 60 and 62 lower limb 58 extend under the toe 48 of track 1.Connecting portion 60 connects the low edge 58 of strengthening plate 60 and 62, and stiffener 9 has constituted continuous U-shaped bracket thus. Parallel reinforcement plate 60 and 62 has the lateral wall portion 66 away from track 1 horizontal expansion.The purpose of stiffener is to increase the intensity of junction and by stress being redistributed the stress that reduces insulation materials to other parts of connected system.The stiffener that increases also means the distortion that has reduced the junction.This has reduced the swabbing action of junction.The stiffener that increases partly is achieved by parallel plate 60 and 62 low edges that extend under the toe 48 of web.Lateral wall portion 66 has increased the extra transverse strength in junction.
Two connection straps (6), two isolators (5), two positioning strips (10) and stiffener (9) shown in the alternative embodiment (Fig. 4 a and 4b) of linkage of being used to insulate comprises.This also extensible Fig. 5 of being used for a of design and the nonisulated of 5b are connected.In Fig. 5 a and 5b, nonisulated linkage has two connection straps (2), two positioning strips (11) and stiffener (9).The purpose of stiffener is to increase the intensity of junction and by stress being redistributed the stress that reduces insulation materials to other parts of connected system.The stiffener that increases also means the distortion that has reduced the junction.This has reduced the swabbing action of junction.
The key element of linkage design is new connection strap (7).Observe the cross section (Fig. 6 a and 6b) that connects, the interior thickness of bar (12) is thicker fully than top (13) and bottom (14) as can be seen.This is opposite with the connection strap design of gaining in strength with upper end and bottom that more material is used in connection strap with traditional expectation.Being designed to that the interior thickness of new connection strap (12) is had a mind to is laterally projecting, and when it was positioned at the installation site, its horizontal expansion surpassed the edge of track pedestal (15) thus.Except strengthen connecting, the protuberance (12) of connection strap (7) also helps to guarantee when stiffener is installed, vertical wall will and the edge of track pedestal (15) separate to avoid the short circuit of two signals between the rail.With reference now to Fig. 7,, bolt (4) is isolated with track (1) electricity by the column isolator (17) that is inserted into the track web equally.Bolt (4) then cooperation passes column isolator (17).Be newel post (20) between two tracks, it avoids the end of track to be in contact with one another.
In a preferred embodiment, stiffener is pie graph 3a, " U " shape plate of the part shown in 3b and the 3c (9).During the side of installing from Fig. 3 a was attempted, the degree of depth of stiffener (9) was striden (19) increase in end (18) at least in stiffener as can be seen.The stiffener shape that all that illustrate are different also is characteristics of the present invention.In preferred systems (Fig. 8 a and 8b), the top of stiffener (21) outwards transverse bending to be provided at track and to smash when tight and to lift the plane that is connected in order to anchoring.The upper lateral wall part (21) of transverse bending also provides the connection when connection is subjected to lateral load power laterally to strengthen.The mid portion of stiffener (22) comprises two parallel plates with hole (23) of vertical arrangement, and its hole (23) are made as fitted bolt (4) and pass wherein to be fastenedly connected.The degree of depth of wall has very big relation to the vertical intensity that connects.It is dark more to stride part in the reinforcement, connects fastening more.Stride under the bottom surface that extends to track pedestal (16) in the mid portion of stiffener (24).Stride in the mid portion (24) and also be between the sleeper (25).In a preferred embodiment, be positioned at two walls that bottom (24) between two sleepers (25) connects and composes mid portion have upward opening with formation opening box.Whole stiffener (9) can be made the opening box shape by a plate bending.In addition, bottom (24) also can be by making to plate of mid portion (22) welding.
Connecting the replaceable form of strengthening can realize by the flat reinforcement plate that is cut into the shape shown in Fig. 9 a and the 9b.Equally, the degree of depth of stiffener is cooperating the mid span area lower limb (27) between the sleeper to locate to increase, and it is deeper than the lower end (31) that is positioned on the railroad tie.
Connecting another form of strengthening realizes by the twisted plate (28) that is cut into the shape shown in Figure 10 a and the 10b.In this selected, smash when tight in order to promptly and the plane that is connected of lifting to be provided at track top (29) outwards transverse bending, and the horizontal reinforcement of connection.Equally, the degree of depth of stiffener is cooperating the mid portion (30) between the sleeper to locate to increase, and it is deeper than the end (31) that is positioned on the sleeper (25).
Connecting another form of strengthening realizes by the twisted plate (32) that cuts and be bent into the shape shown in Figure 11 a and the 11b.In this selected, smash when tight in order to promptly and the plane that is connected of lifting to be provided at track top (33) outwards transverse bending, and the horizontal reinforcement of connection.The inside transverse bending in bottom (34) is to be positioned under the track pedestal (16).Equally, the degree of depth of stiffener is located to increase at the mid portion (32) that is matched with between the sleeper, and it is deeper than the end (31) that is positioned on the sleeper (25).Inwardly transverse bending part (34) is only between sleeper.
Connecting another form of strengthening realizes by the slot cross-section (35) that is cut into the shape shown in Figure 12 a and the 12b.In this selected, smash when tight in order to promptly and the plane that is connected of lifting to be provided at track top (36) outwards transverse bending.Bottom (37) to away from the direction transverse bending of track pedestal (16) to constitute flute profile.Equally, the degree of depth of stiffener increases in the pars intermedia office that is matched with between the sleeper, and it is deeper than the end (31) that is positioned on the sleeper (25).
Connecting another form of strengthening realizes by the stiffener that illustrates in conjunction with the numeral (38) that is cut into the shape shown in Figure 13 a and the 13b.In this selected, bottom (39) are inside transverse bending under track pedestal (16).Equally, the degree of depth of stiffener is located to increase at the mid portion (28) that is matched with between the sleeper, and its degree of depth is deeper than the end (31) that is positioned on the sleeper (25).
Figure 14 a and 14b show another embodiment in conjunction with the stiffener element shown in Figure 12 a and the 13a.Figure 15 a and 15b also show in conjunction with the stiffener selection of components shown in Fig. 9 and 10.Under any circumstance, the combination of different elements and without prejudice to target of the present invention.
Figure 16 a and 16b show the embodiment of linkage, and wherein insulation materials (40) is placed the isolation with inhibit signal along track pedestal (15) with along the bottom surface (16) that the track base is done.In this selected, stiffener can or not contact isolator (40).
Figure 17 a and 17b show an embodiment of linkage, and wherein the stiffener bottom (41) of stiffener has the semilune shape.
Figure 18 a and 18b show an embodiment of linkage, and wherein the stiffener bottom (42) of stiffener is a waveform.
A connection stiffener (28a) that is used to support the insulation linkage has been described in interchangeable design (Figure 19 a is to 19e), its device comprises two connection straps (26a), two positioning strips (27a), two are positioned at track (3a), two connection straps (26a) and connect isolator (6a) between the stiffener as " double T " shape that junction plate and stiffener use.Stiffener (28a) has vertical wall (29a) and is connected with the firm shape in level board cross section, oblique angle (30a).Whole device is connected together by screw bolt and nut (10a).The plate portion of stiffener has the hole (not shown), so that device is fixed on the sleeper (not shown).
With reference now to Figure 20 and 21,, electrical insulation sleeve lining ring (100) is used to avoid bolt (101) to contact with track in insulation connects.These sleeve lining rings generally include non-conductive polymeric tube (100), and as shown in figure 21, it passes connection strap (104) and track (105) inserts.Each sleeve (100) is bearing support load power with passing on the contacted surface of opening that track web (103) makes.This supporting force has surpassed the intensity of bush material usually, causes the premature failure of sleeve and the failure that signal is isolated.When losing efficacy on the arbitrary limit that connects to a sleeve, the rail signal, is being delivered on another root track by second bolt along connection strap by a bolt on the track.This has caused the Signal Fail of system and has promptly remedied service action.
The improvement design of the sleeve lining ring shown in Figure 22 to 24 comprises the non-conductive polymer bushing insulator in an inside (109) and an outside (108), middle just a system sleeve pipe (111) and a non-conductive condensate end cap (110).Figure 23 shows the figure of the part excision of system.The coated metal sleeve pipe (111) of outer sleeve (108) part, metal sleeve (111) wraps up interior polymeric body sleeve pipe (109) in turn.Interior polymeric body sleeve pipe (109) contacts with bolt (102).The mid portion of sleeve pipe (108) has an exposed part (115), and it comes out metal sleeve, and makes the hole physical connection of metal sleeve on the web of track (105).The size of sleeve pipe and opening is constituted as and makes to have metal sleeve (111) and web (107) fully strong physics contacts, so that metal sleeve (111) will be distributed to interior polymeric body sleeve pipe (109) from the load force of track (105).This has reduced the stress of the inner sleeve that contacts with bolt (102) greatly.Metal sleeve (111) is also as the stiffener that reduces by the bending deformation quantity of bolt (102) supporting.Outside polymer bushing insulator (108) avoids metal sleeve (111) to contact with connection strap (112).The exposed end of metal sleeve passes through condensate end cap (110) and is connected bearing (113) isolation contact.
Disclose exemplary embodiments of the present invention at this, still, can envision the multiple variation of disclosed embodiment within the scope of the invention.It is described above to be appreciated that the present invention is not restricted to, and it also comprises and falls into any of claim protection domain and all embodiment.
Claims (18)
1. be used for connecting be positioned at the two coaxial alignment tracks (1) between two railroad ties (25) abutting end in linkage together, described track has head (52), web portion (46) and toe (48), described device comprises:
Be used to keep the track abutting end in the first and second elongated metal connection straps (7) together, described connection strap is crossed over the end of track, described connection strap is installed in the opposite side of the track web portion on the every track, described connection strap is constituted as and is installed at the head of every track and the track web portion between the toe
First (60) and second (62) strengthens plate is respectively installed to first and second connection straps, the web portion that is thus connected bar and track is strengthening being rendered as sandwich structure between the plate, each is strengthened plate and has top (56), bottom (58) and relative lower end (54), strengthen plate and cross over the abutting end of track, strengthen the bottom of plate and below the toe of track, extend, the relative lower end of strengthening plate by opening to match with sleeper.
2. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties according to claim 1 is in linkage together, it is characterized by wherein strengthen plate top edge outwards away from curved in tracks.
3. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties according to claim 1 is in linkage together, and a part that it is characterized by the lower limb of wherein strengthening plate extends perpendicularly under the track towards track.
4. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties according to claim 1 is in linkage together, a part of perpendicular distal that it is characterized by the lower limb of wherein the strengthening plate extension that leaves the right or normal track.
5. according to claim 1ly be used to connect the abutting end of two coaxial alignment tracks between two railroad ties in linkage together, it is characterized by and wherein strengthen plate and comprise that one has single U-shaped bracket that a pair of microscler parallel part and a junction divide, parallel part is installed to connection strap, and extend under track toe toe the coupling part.
6. according to claim 5ly be used to connect the abutting end of two coaxial alignment tracks between two railroad ties in linkage together, it is characterized by wherein that each parallel part has a top edge, the extension that leaves the right or normal track of the top edge perpendicular distal of parallel part.
7. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties according to claim 5 is in linkage together, and it is characterized by wherein, the coupling part is flat.
8. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties according to claim 5 is in linkage together, and it is characterized by wherein, the coupling part is an arch.
9. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties according to claim 5 is in linkage together, it is characterized by coupling part wherein comprise one with parallel track and the microscler groove that under track, extends.
10. according to claim 1ly be used to connect the abutting end of two coaxial alignment tracks between two railroad ties in linkage together, it is characterized by wherein that connection strap has the microscler outstanding ridge that has extended connection strap length, the direction of ridge is the direction away from track.
11. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties is in linkage together, described track has head, web portion and toe, and described device comprises:
Be used to keep the track abutting end in the first and second elongated metal connection straps together, described connection strap is crossed over the end of track, described connection strap is installed in the opposite side of the track web portion on the every track, described connection strap is constituted as and is installed at the head of every track and the track web portion between the toe
Microscler U-shaped stiffener bracket, described U-shaped bracket has two parallel plates, inner coupling part connects described two microscler parallel plates and relative end, the parallel plate of bracket is installed to connection strap, the web portion that is thus connected bar and track is strengthening being sandwich structure between the plate, the stiffener bracket is crossed over the abutting end of track, extend under the track toe coupling part, inside of stiffener bracket, the relative end of stiffener bracket is by opening, the topmost portion of the end of stiffener can be extended on sleeper thus, and inner coupling part is matched with between the sleeper simultaneously.
12. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties according to claim 11 is characterized by wherein parallel plate and has top edge in linkage together, it outwards extends away from track.
13. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties according to claim 11 is in linkage together, it is characterized by wherein inner coupling part is arch.
14., is characterized by wherein inner coupling part in linkage together, the abutting end that is used to connect two coaxial alignment tracks between two railroad ties according to claim 11 comprises the microscler groove that extends along whole inner coupling part.
15. the abutting end that is used to connect two coaxial alignment tracks between two railroad ties is in linkage together, described track has head, web portion and toe, and described device comprises:
Be used to keep the track abutting end in the first and second elongated metal connection straps together, described connection strap is crossed over the end of track, described connection strap is installed in the opposite side of the track web portion on the every track, described connection strap is constituted as and is installed at the head of every track and the track web portion between the toe
Have the stiffener of a flat bottom and the upwardly extending parallel vertical wall from the bottom, the size of its wall is constituted as and can be installed to connection strap, and metal connection strap and track are installed between parallel vertical wall thus, and flat bottom extends beyond vertical wall.
16. the abutting end that is used to connect two coaxial alignment tracks (105) is in insulated track linkage together, described track has web portion (107), and described device comprises:
Be used to keep the track abutting end in the first and second elongated metal connection straps (112) together, described connection strap is crossed over the end of track, described connection strap (112) is installed in the opposite side of each the track web portion (107) on the every track, web portion and connection strap have a plurality of coaxillay aligned openings, to receive insulating sleeve lining ring (106), the opening of web portion has the diameter slightly littler than the opening that passes connection strap, the size of sleeve lining ring is constituted as and can receives the erection bolt (102) that is used for connection strap is fixed in track, the sleeve lining ring has a microscler non-conductive polymer bushing insulator in inside (109), sleeve pipe (111) has just been made in one outside non-conductive polymer bushing insulator (108) and the centre between inside and outside sleeve pipe, outer sleeve (108) has an exposed part, wherein expose intermediate casing (111), the size of exposed part is constituted as and makes intermediate casing only contact with web portion.
17. according to claim 16ly be used to connect the abutting end of two coaxial alignment tracks in insulated track linkage together, it is characterized by its split shed, inside, size outside and intermediate casing and exposed part are constituted as and make intermediate casing receive the load force from track and it is distributed to inside and outside sleeve pipe.
18. the abutting end that is used to connect two coaxial alignment tracks according to claim 16 in insulated track linkage together, is characterized by wherein, and intermediate casing has relative end, the relative end of intermediate casing is aggregated the body end caps.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US58009104P | 2004-06-17 | 2004-06-17 | |
| US60/580,091 | 2004-06-17 | ||
| US60/627,949 | 2004-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101184895A true CN101184895A (en) | 2008-05-21 |
Family
ID=39449486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005800268527A Pending CN101184895A (en) | 2004-06-17 | 2005-06-16 | Device for joining rails |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101184895A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109355980A (en) * | 2018-10-12 | 2019-02-19 | 大连铁联铁路器材制造有限公司 | Rail insulating joint |
| CN110886154A (en) * | 2019-12-04 | 2020-03-17 | 中国矿业大学 | Reinforced steel rail connector |
| CN112312713A (en) * | 2019-07-31 | 2021-02-02 | 川湖科技股份有限公司 | Slide rail mechanism |
-
2005
- 2005-06-16 CN CNA2005800268527A patent/CN101184895A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109355980A (en) * | 2018-10-12 | 2019-02-19 | 大连铁联铁路器材制造有限公司 | Rail insulating joint |
| CN112312713A (en) * | 2019-07-31 | 2021-02-02 | 川湖科技股份有限公司 | Slide rail mechanism |
| CN112312713B (en) * | 2019-07-31 | 2022-08-26 | 川湖科技股份有限公司 | Slide rail mechanism |
| CN110886154A (en) * | 2019-12-04 | 2020-03-17 | 中国矿业大学 | Reinforced steel rail connector |
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