CN2641108Y - Adjustable, slope supporting and two-ends symmetrical type clamping assembly for rail-joint - Google Patents
Adjustable, slope supporting and two-ends symmetrical type clamping assembly for rail-joint Download PDFInfo
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- CN2641108Y CN2641108Y CN 03227790 CN03227790U CN2641108Y CN 2641108 Y CN2641108 Y CN 2641108Y CN 03227790 CN03227790 CN 03227790 CN 03227790 U CN03227790 U CN 03227790U CN 2641108 Y CN2641108 Y CN 2641108Y
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- rail
- slope
- adjustable
- adjustable slope
- clamping plate
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Abstract
The utility model relates to an adjustable slope bearing three head symmetric type steel rail joint splint groupware, comprising two splints and a fastening piece which connects the splints and the steel rail. The center of the lower part of each splint is provided with a zigzag elbow; the zigzag elbow is provided with a square hole. The utility model also comprises two adjustable slope supporting poles whose one end is connected with a screw; the longitudinal direction of the two supporting poles are respectively provided with a slope whose width is smaller than the width of the adjustable slope supporting pole; wherein, the slope bottom is at the same side of the end which is connected with the screw; the two adjustable slope supporting poles runs through the square holes on the zigzag elbows of the two splints after superposition and are fastened by the fastening piece to support the rail bottom of the steel rail connecting place. The terminal rail bottom of the connecting place of the two steel rails can be positioned on the adjustable slope supporting pole without hanging in the air to make the steel rail terminal has strong flex and horizontal displacement resisting capacity so as to reduce the power impact function of the wheel to the steel rail terminal; the stability of the vehicle increases; the steel rail terminal and the vehicle wheels are not easy to be damaged so as to satisfy the requirement of railway over loading and high speed motion.
Description
Technical field
The utility model relates to rail on a kind of track is connected usefulness with rail joint bar, three symmetric form rail joint cleat assemblies of particularly adjustable slope supporting.
Background technology
Rail is connected with bolt with joint bar with rail on the track, is called rail joint.The joint dynamic action between wheel and rail is big, and the maintenance workload is big, and the expense in curing line pipeline connector district accounts for more than 35% of maintain road total cost; Rail is big 2～3 times than other parts because of the bad quantity of substituting of rail damaged on end; Severely injured rail 60% occurs in the joint.Therefore, joint is one of weak link of track structure.Joint bar is the vitals that bears moment of flexure, transmission longitudinal force, stops rail stroke, and requiring has certain vertical and horizontal rigidity and enough intensity.At present, China adopts slope supporting double end symmetric form clamping plate, is called for short the bullhead clamping plate.The advantage of bullhead clamping plate is under the Vertical Load effect, has the bigger opposing deflection and the ability of lateral displacement.The upper and lower surface of clamping plate all has the slope, makes it can wedge web of the rail space, but does not touch the web of the rail.Like this,, consequently connect when relaxing, still can screw bolt again, keep the firm of joint connection when clamping plate have abrasion slightly.6 on bolt is arranged on the every clamping plate, and circular port is alternate with the Long Circle hole.The diameter of circular bolt holes is bigger than the diameter of bolt, and the major diameter of Long Circle bolt hole is bigger than the major diameter of ledge under the bolt head.Rely on the poor of rail circular bolt holes diameter, and the clamping plate circular bolt holes diameter and the diameter of bolt is poor, just can obtains needed reservation rail value of meeting.Yet, be significantly through the defective that facts have proved the bullhead clamping plate, its major defect is that the bullhead clamping plate only rely on upper and lower surface slope wedging two rails joint web of the rail space, does not touch the web of the rail, the two rails joint flange of rail is unsettled.Although the web of the rail and clamping plate bolton, but still there is certain clearance between the web of the rail and the clamping plate, heavy-duty vehicle high speed moment is during by rail joint, the flexural stress the wheel load effect under, and it is mobile to make the rail joint two ends still can produce dislocation up and down, increased the dynamic impact effect of wheel to steel rail ends, cause the wheel bob big, vehicle smoothness is poor, and noise is big, steel rail ends and wheel are all easily impaired, are difficult to adapt to the needs of Heavy-Haul Railway and rapid transit.
Summary of the invention
Invention order of the present utility model provides and a kind ofly in the joint rail is coupled together, make rail joint partly have the globality the same with rail, bending and displacement can be resisted preferably, three symmetric form rail joint cleat assemblies of adjustable slope supporting of rail stroke requirement can be satisfied again.
Goal of the invention of the present utility model can be achieved through the following technical solutions: supporting three symmetric form rail joint cleat assemblies in adjustable slope comprise two clamping plates and the securing member that is made of bolt, nut, spring washer, clamping plate and rail are coupled together; The upper and lower surface of clamping plate all has the slope that can wedge web of the rail space, every clamping plate are provided with alternate circular port and Long Circle hole, it is characterized in that in the middle of the bottom of every clamping plate, being provided with a tortuous elbow that is connected as a single entity with clamping plate top, have square hole on the tortuous elbow; It comprises that also two one ends are connected with the adjustable slope pressure pin of screw rod; The cross section of described adjustable slope pressure pin is rectangle, and both vertically respectively be provided with the slope of a width less than adjustable slope pressure pin width, at the bottom of its mesoslope with that end homonymy that is connected with screw rod; Two adjustable slope pressure pins become square hole on the tortuous elbow that passes two clamping plate after superimposed up and down and fastening with backing plate, spring washer and nut, to hold the flange of rail of rail junction.
Longitudinal axis when the slope of two adjustable slope pressure pins of the present utility model becomes superimposed up and down with two adjustable slope pressure pins respectively with screw rod is the center line symmetric arrangement.
The ramp slope of two adjustable slope pressure pins is 1: 4.
The utility model is compared with existing slope supporting double end symmetric form clamping plate, has the following advantages:
1, the utility model is coupled to one with the web of the rail and the flange of rail of two one steel rail joints, and termination, the two one steel rail joints flange of rail is seated on the pressure pin of adjustable slope, and is no longer unsettled.Under the Vertical Load effect, have the stronger opposing deflection of more existing slope supporting double end symmetric form clamping plate and the ability of lateral displacement.The upper and lower surface of two statures between the wedging web of the rail all has the slope, with wedging two rails joint web of the rail space, but does not touch the web of the rail, and following tortuous elbow stretches into flange of rail bottom, but mutually not closely connected with flange of rail two sides, leaves the clamping plate abrasion and regulates the gap.Like this,, still can screw bolt again when clamping plate have abrasion slightly so that connect when lax, keep that joint connects firmly.Simultaneously, the following tortuous elbow in clamping plate middle part is provided with square hole, and the square hole bottom is 51mm from two one steel rail joint flange of rail plane vertical distances, Kong Kuanwei 81mm, two adjustable slope pressure pin combinations are of a size of 280mm * 80mm * 50mm, and the slope design gradient is 1: 4, and width is 30mm.The every displacement 4mm mutually of adjustable slope pressure pin after symmetry overlaps, adjustable slope pressure pin raises or reduces 1mm.Adjustable slope is placed in the square hole of two symmetrical clamping plate that screw, screw the nut on the screw rod of two adjustable slope pressure pin one ends, two adjustable slope pressure pins will also raise by upstream shift, together closely connected tightly with flange of rail plane, two one steel rail joint two ends, thereby make the two rails joint web of the rail and the flange of rail be connected into an integral body, the two rails joint two ends flange of rail is closely held at grade by adjustable slope pressure pin.Heavy-duty vehicle high speed moment is during by rail joint, flexural stress under the wheel load effect and displacement, all offset by adjustable slope pressure pin, no longer cause the rail joint two ends to produce dislocation up and down and move, thereby reduced the dynamic impact effect of wheel to steel rail ends, the wheel bob reduces, noise reduces, vehicle smoothness strengthens, and steel rail ends and wheel are difficult for impaired, to satisfy the needs of Heavy-Haul Railway and high-speed cruising.
2, for conveniently installing and using, the bolt quantity on when clamping plate number of bolt hole of the present utility model and size design and the existing slope supporting double end symmetric form clamping plate and measure-alike has 6 of bolts hole on the every clamping plate, adopt 10.9 grades of Φ 24mm Bolt Connection.Circular port is alternate with the Long Circle hole.The diameter of circular bolt holes is Φ 24mm, and is bigger than the diameter of bolt, and the major diameter of Long Circle bolt hole is bigger than ledge major diameter under the bolt head.Rely on the poor of the rail circular bolt holes diameter and the diameter of bolt, just can obtain needed reservation rail value of meeting.
3, the form of China's rail joint adopts relative hanging type, promptly aligns about two strands of rail joints, is positioned at simultaneously between two joint ties, and tortuous elbow and adjustable slope pressure pin were suspended from the flange of rail bottom when the utility model was installed, but did not influence other facilities of circuit.Can satisfy instructions for use, need not to change existing rail joint form again.
4, the adjustable slope of flange of rail screw diameter is designed to Φ 24mm, and is identical with clamping plate attachment bolt diameter dimension, convenient for maintaining and replacing nut.
The China railways circuit has reached 70000km at present, and the utility model uses on the old and new's circuit as the regeneration product of existing slope supporting double end symmetric form clamping plate, can satisfy the needs of circuit heavy duty and rapid transit.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the vertical view of Fig. 2;
Fig. 3 is the profile of clamping plate described in the utility model;
Fig. 4 is the side view of clamping plate described in the utility model;
Fig. 5 is the structural representation of an adjustable slope pressure pin described in the utility model;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is that the A-A of Fig. 5 is to sectional view;
Fig. 8 is the structural representation of another adjustable slope pressure pin described in the utility model;
Fig. 9 is the vertical view of Fig. 8;
Figure 10 is two structural representations that adjustable slope pressure pin is combined described in the utility model;
Figure 11 is the vertical view of Figure 10.
The specific embodiment
As three symmetric form rail joint cleat assemblies of attached adjustable slope supporting illustrated in figures 1 and 2, comprise that two clamping plates 1 and securing member 2,8 that constitute by bolt 5, nut 4,10, spring washer, that clamping plate 1 and rail 11,12 are coupled together and two one ends are connected with the adjustable slope pressure pin 7,14 of screw rod 13; Bolt 5, nut 4, spring washer 2 are fixed on two clamping plates 1 top on the rail 11,12, and two clamping plates 1 is coupled together rail 11,12.
As shown in Figure 3 and Figure 4, the upper and lower surface of clamping plate 1 all has the slope 15,16 that can wedge web of the rail space, every clamping plate 1 are provided with alternate circular port 17 and Long Circle hole 18, in the middle of the bottom of every clamping plate 1, be provided with a tortuous elbow 19 that is connected as a single entity with clamping plate 1 top, have square hole 20 on the tortuous elbow 19.
Shown in Fig. 5～9, the cross section of adjustable slope pressure pin 7,14 is rectangle, and respectively be provided with the slope 21 of a width less than adjustable slope pressure pin 7,14 width both vertical, with that end homonymy that is connected with screw rod 13, slope 21 gradients are 1: 4 at the bottom of its mesoslope.
As shown in Figure 10 and Figure 11, the longitudinal axis when superimposed up and down is the center line symmetric arrangement with two adjustable slope pressure pins 7,14 one-tenth respectively for the slope 21 of two adjustable slope pressure pins 7,14 and screw rod 13.
As shown in Figure 1, pass square hole 20 on the tortuous elbow 19 of two clamping plate 1 and fastening after two adjustable slope pressure pins 7,14 one-tenth are superimposed up and down, to hold the flange of rail of rail 11,12 junctions with backing plate 6, spring washer 8 and nut 10.
Claims (3)
1, three symmetric form rail joint cleat assemblies of adjustable slope supporting comprise two clamping plates (1) and the securing member that is made of bolt (5), nut (4,10), spring washer (2,8), clamping plate (1) and rail (11,12) are coupled together; The upper and lower surface of clamping plate (1) all has the slope (15,16) that can wedge web of the rail space, every clamping plate (1) are provided with alternate circular port (17) and Long Circle hole (18), it is characterized in that in the middle of the bottom of every clamping plate (1), being provided with a tortuous elbow (19) that is connected as a single entity with clamping plate (1) top, have square hole (20) on the tortuous elbow (19); It comprises that also two one ends are connected with the adjustable slope pressure pin (7,14) of screw rod (13); The cross section of described adjustable slope pressure pin (7,14) is rectangle, and both vertically respectively be provided with the slope (21) of a width less than adjustable slope pressure pin (7,14) width, at the bottom of its mesoslope with that end homonymy that is connected with screw rod (13); Two adjustable slope pressure pins (7,14) become square hole (20) on the tortuous elbow (19) that passes two clamping plate (1) after superimposed up and down and fastening with backing plate (6), spring washer (8) and nut (10), to hold the flange of rail of rail (11,12) junction.
2, three symmetric form rail joint cleat assemblies of adjustable slope supporting according to claim 1, the slope (21) that it is characterized in that two adjustable slope pressure pins (7,14) is the center line symmetric arrangement with the longitudinal axis when superimposed about screw rod (13) becomes with two adjustable slope pressure pins (7,14) respectively.
3, three symmetric form rail joint cleat assemblies of adjustable slope supporting according to claim 1 and 2 is characterized in that slope (21) gradient of two adjustable slope pressure pins (7,14) is 1: 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03227790 CN2641108Y (en) | 2003-05-29 | 2003-05-29 | Adjustable, slope supporting and two-ends symmetrical type clamping assembly for rail-joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03227790 CN2641108Y (en) | 2003-05-29 | 2003-05-29 | Adjustable, slope supporting and two-ends symmetrical type clamping assembly for rail-joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2641108Y true CN2641108Y (en) | 2004-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03227790 Expired - Fee Related CN2641108Y (en) | 2003-05-29 | 2003-05-29 | Adjustable, slope supporting and two-ends symmetrical type clamping assembly for rail-joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2641108Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862847A (en) * | 2010-05-12 | 2010-10-20 | 中南大学 | Large movable machining miller device for on-site repair of cylinder and body jointing surface of steam turbine |
| CN109338825A (en) * | 2018-11-12 | 2019-02-15 | 檀煜 | A kind of Non-hole clamping device for rail joint |
| CN110846949A (en) * | 2019-12-15 | 2020-02-28 | 湘潭市恒欣实业有限公司 | Fixing jacket for butt joint of rail |
| CN110939024A (en) * | 2019-12-15 | 2020-03-31 | 湘潭市恒欣实业有限公司 | Track butt joint fixing plate |
| CN112301807A (en) * | 2019-08-02 | 2021-02-02 | 秦西荣 | Rail joint clamping plate |
| CN113026455A (en) * | 2021-04-09 | 2021-06-25 | 深圳市昱瑞光学有限公司 | Reinforcing device capable of reinforcing and repairing broken part of track |
-
2003
- 2003-05-29 CN CN 03227790 patent/CN2641108Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862847A (en) * | 2010-05-12 | 2010-10-20 | 中南大学 | Large movable machining miller device for on-site repair of cylinder and body jointing surface of steam turbine |
| CN101862847B (en) * | 2010-05-12 | 2013-03-13 | 中南大学 | Large movable machining miller device for on-site repair of cylinder and body jointing surface of steam turbine |
| CN109338825A (en) * | 2018-11-12 | 2019-02-15 | 檀煜 | A kind of Non-hole clamping device for rail joint |
| CN109338825B (en) * | 2018-11-12 | 2020-07-28 | 嘉兴市晨阳箱包有限公司 | Non-porous clamping device for steel rail joint |
| CN112301807A (en) * | 2019-08-02 | 2021-02-02 | 秦西荣 | Rail joint clamping plate |
| CN110846949A (en) * | 2019-12-15 | 2020-02-28 | 湘潭市恒欣实业有限公司 | Fixing jacket for butt joint of rail |
| CN110939024A (en) * | 2019-12-15 | 2020-03-31 | 湘潭市恒欣实业有限公司 | Track butt joint fixing plate |
| CN113026455A (en) * | 2021-04-09 | 2021-06-25 | 深圳市昱瑞光学有限公司 | Reinforcing device capable of reinforcing and repairing broken part of track |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |