CN218561954U - Wing rail embedded type alloy steel combined frog - Google Patents
Wing rail embedded type alloy steel combined frog Download PDFInfo
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- CN218561954U CN218561954U CN202220591395.7U CN202220591395U CN218561954U CN 218561954 U CN218561954 U CN 218561954U CN 202220591395 U CN202220591395 U CN 202220591395U CN 218561954 U CN218561954 U CN 218561954U
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- rail
- wing
- fork
- wing rail
- insert
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Abstract
The utility model provides an inlay wing rail formula alloy steel combination frog, including first wing rail, the second wing rail, the point rail, first insert, the second is inserted, first fork is followed the rail, the second fork is followed the rail, interval iron cluster and installing the system, first wing rail and second wing rail set up relatively, the point rail sets up between first wing rail and second wing rail exit end, the point rail is unilateral pointed end structure, first fork is followed rail and second fork and is followed rail and set up along point rail open end both sides line respectively, first insert and set up in first wing rail inboard, the second inserts and set up in second wing rail inboard, interval iron cluster comprises a plurality of interval irons, interval iron cluster bolt fit connects first medial surface of inserting and the medial surface of second inserting. The utility model discloses what the online renewal inserted and the point rail, realized extension frog life's purpose. The fork and the wing rail are connected with the end connection spacer iron to keep the connection state, which is beneficial to transmitting temperature force, increasing the operation temperature range of operation construction, and simultaneously ensuring that the frog meets the welding requirement of seamless line.
Description
Technical Field
The utility model relates to a field, concretely relates to inlay wing rail formula alloy steel combination frog machine and change vulnerable part on line.
Background
The wing rail embedded alloy steel combined frog is of an integral assembly structure, 2 wing rails, 2 fork heel rails, a center rail, wing rail embedding blocks and spacer irons are connected into a whole by adopting 10.9-level high-strength bolts, and the method that the whole set of frog is replaced by a new product is mainly adopted after the service life of the structure is up to the limit. The seamless turnout frog is replaced once in a whole group, which means that joints connected with an interval line at two ends of the frog are welded or frozen once again, the operation is troublesome, and the required time is long; if the rail parts are to be disassembled and replaced on line, construction is carried out within the range of locking the rail temperature from +15 ℃ to-10 ℃, all the connecting spacing irons among the rail parts are disassembled during construction, and the rail parts are jacked up and then disassembled and assembled. The construction operation temperature in the whole process is limited; and the existing frog structure is very troublesome to disassemble on site, the construction operation intensity is high, and the operation precision cannot be guaranteed.
There is a need for an inlaid wing rail type alloy steel combined frog to solve the above problems.
Disclosure of Invention
The utility model aims to solve the problem that the construction operation temperature in the whole process of the prior art is limited; and the problems that the existing frog structure is troublesome to disassemble on site, the construction operation strength is high, and the operation precision cannot be guaranteed are solved, so that the embedded wing rail type alloy steel combined frog is provided, and the aim of prolonging the service life of the frog is fulfilled by replacing a new insert and a new point rail on line. The fork and the wing rail heel end connection spacer iron are kept in a connection state, so that the temperature force is favorably transmitted, the operation temperature range of operation construction is increased, the frog is ensured to meet the seamless line welding requirement, and the problems are solved.
The utility model provides an inlay wing rail formula alloy steel combination frog, including first wing rail, the second wing rail, the point rail, first insert, the second is inserted, first fork is followed the rail, the second fork is followed the rail, interval iron cluster and installing the system, first wing rail and second wing rail set up relatively, the point rail sets up between first wing rail and second wing rail exit end, the point rail is unilateral pointed end structure, first fork is followed rail and second fork and is followed rail and set up along point rail open end both sides line respectively, first insert and set up in first wing rail inboard, the second inserts and set up in second wing rail inboard, interval iron cluster comprises a plurality of interval irons, interval iron cluster connects first medial surface and the second of inserting through the bolt cooperation, the installing the system is with first wing rail, the second wing rail, the point rail, first insert, the second inserts, the second is inserted, first fork is followed rail and second fork and is followed the rail.
An inlay wing rail formula alloy steel combination frog, as preferred mode, including first wing rail, second wing rail, the heart rail, it is first to insert, the second is inserted, first fork is followed the rail, the second fork is followed the rail, interval iron cluster and installing the system, first wing rail and second wing rail set up relatively, the heart rail sets up between first wing rail and second wing rail exit end, the heart rail is unilateral pointed end structure, first fork is followed rail and second fork and is followed rail and set up along heart rail open end two sidelines respectively, first inserting sets up in first wing rail inboard, the second is inserted and is set up in second wing rail inboard, interval iron cluster comprises a plurality of interval irons, interval iron cluster passes through bolt fit and connects first medial surface and the second of inserting and inserts the medial surface, the installing the system inserts first wing rail, second wing rail, the heart rail, first inserting, the second inserts, the second is followed rail and second fork is followed the rail.
An inlay wing rail formula alloy steel combination frog, as preferred mode, the mounting system includes a plurality of fastener systems, the fastener is arranged along each rail fixed limit.
An inlay wing rail formula alloy steel combination frog, as preferred mode, the fastener system includes bullet strip, base, T type bolt and gauge block, and the base is fixed in ground, and bullet strip passes through T type bolt and installs on the base, and the gauge block sets up in base one side, surface contact bullet strip on the gauge block, gauge block both ends be provided with base both sides limit complex limit ear for restriction rail spare horizontal migration scope.
The structure meets the requirement of the rail piece for installation space during online replacement, and solves the problem of play possibly caused in the use process of the gauge block.
Inlay wing rail formula alloy steel combination frog, its method of changing wearing parts on line, including following step:
s1, loosening a nut of a fastener system and marking the positions of spacing iron and a steel rail gasket at the same time;
s2, removing the elastic strip and the T-shaped bolt, and then removing the gauge block;
s3, loosening all the interval iron matched bolts, nuts and steel rail washers except the interval iron which is connected between the first wing rail root end and the first fork heel rail root end and between the second wing rail root end and the second fork heel rail root end;
s4, applying load by using simple equipment such as an F clamp, a hand-operated carrying roof and the like, and increasing the gap between the first insert and the second insert;
s5, taking out all the spacer irons on the inserts, and taking out the first insert and the second insert;
s6, loosening matched nuts between the first fork heel rail and the point rail and between the second fork heel rail and the point rail and removing bolts;
s7, pushing the spacing irons on the first fork heel rail and the second fork heel rail to the root end, and unloading the first fork heel rail and the second fork heel rail;
s8, applying load between the first fork and heel rail and the second fork and heel rail by using a hand-operated carrying top, and increasing a gap between the first fork and heel rail and the second fork and heel rail;
s9, applying load by using an F clamp, and taking out the center rail to be replaced;
s10, placing the replaced point rail, unloading the point rail by using a hand-operated carrying top and an F clamp, and placing the replaced point rail in place and attaching the replaced point rail to the first fork and heel rail and the second fork and heel rail in place;
s11, mounting the point rail and the first fork and second fork and heel rail connecting bolts and detecting the close contact state of the point rail and the first fork and heel rail and the second fork and heel rail;
s12, matching the center rail with the first wing rail and the second wing rail to insert iron into the position at intervals; putting a first insert and a second insert;
s13, applying a load by using a hand-operated carrying roof, basically positioning the rest spacing irons in place by using a clamp, putting a steel rail gasket, a new bolt and a nut, removing all external loads, and then screwing the nut;
s14, detecting the close contact state of the first insert and the first wing rail, and the close contact state of the second insert and the second wing rail, and completing assembly of the frog rail piece;
s15, restoring the fastener system and grinding and adjusting the frog.
A inlay method that wing rail formula alloy steel combination frog changed wearing parts on line, as preferred mode, step S8' S increase first fork is with the rail and the second fork is with the gap between the rail, the unilateral enlarges 13mm.
A inlay method that quick-wear part was changed to wing rail formula alloy steel combination frog on line, as preferred mode, step S4' S increase first insert and the second insert between the crack, the unilateral enlarges 8mm.
The gap between the rail bottom of the working edge of the wing rail and the rail bottom of the fork and the rail is increased to be more than 10mm, so that the core rail can be taken out conveniently.
And the wing rail web is provided with a mounting hole at the position of the bolt for directly connecting the corresponding center rail and the fork and the heel rail, so that the bolt can be conveniently taken out and placed.
The rail head of the point rail is of a dovetail structure; the point rail and the tail part of the fork and the rail are matched, and the point rail is contacted with the jaw of the rail head of the fork and the rail, so that the requirement of seamless line on temperature force transmission is met.
The utility model discloses beneficial effect as follows:
the purpose of prolonging the service life of the frog is realized by replacing the new insert and the point rail on line. The fork and the wing rail are connected with the end connection spacer iron to keep the connection state, which is beneficial to transmitting temperature force, increasing the operation temperature range of operation construction, and simultaneously ensuring that the frog meets the welding requirement of seamless line.
When the newly designed frog is used for replacing rail parts, the rail parts can be disassembled and assembled in a horizontal plane by using a simple measuring tool without deformation of the rail parts along the height direction, so that the rail parts can be conveniently reset subsequently.
Drawings
FIG. 1 is a schematic view of a composite frog of an inlaid wing rail type alloy steel;
FIG. 2 is a schematic view of a mounting system for a composite alloy steel frog assembly with embedded rails;
FIG. 3 is a schematic view of a composite frog fastener system of an inlaid rail alloy steel.
Reference numerals:
1. a first wing rail; 2. a second wing rail; 3. a point rail; 4. a first insert; 5. a second insert; 6. a first fork-heel rail; 7. a second fork heel rail; 8. spacing iron clusters; 9. installing the system; 91. A fastener system; 911. a spring bar; 912. a base; 913. a T-bolt; 914. and a gauge block.
Detailed Description
The technical solutions in the embodiments of the present invention will be made clear below by referring to the attached drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
As shown in fig. 1, an inlaid wing rail type alloy steel combined frog comprises a first wing rail 1, a second wing rail 2, a point rail 3, a first insert 4, a second insert 5, a first fork heel rail 6, a second fork heel rail 7, a spacing iron cluster 8 and a mounting system 9, wherein the first wing rail 1 and the second wing rail 2 are arranged oppositely, the point rail 3 is arranged between outlet ends of the first wing rail 1 and the second wing rail 2, the point rail 3 is of a single-side tip structure, the first fork heel rail 6 and the second fork heel rail 7 are respectively arranged along two side lines of an opening end of the point rail 3, the first insert 4 is arranged on the inner side of the first wing rail 1, the second insert 5 is arranged on the inner side of the second wing rail 2, the spacing iron cluster 8 is composed of a plurality of spacing irons, the spacing iron cluster 8 is connected with the inner side face of the first insert 4 and the inner side face of the second insert 5 through bolt matching, and the mounting system 9 connects the first wing rail 1, the second wing rail 2, the point rail 3, the first insert 4, the second insert 5, the second fork heel rail 6 and the inner side face of the second fork heel rail 7.
The difference between the gap distance between the bottom of the working side rail of the first fork and heel rail 6 and the bottom of the working side rail of the first wing rail 1 is more than 10mm; the difference between the gap distance between the working side rail bottom of the second fork heel rail 7 and the working side rail bottom of the second wing rail 2 is more than 10mm.
As shown in fig. 2, the mounting system 9 includes a plurality of fastener systems 91 with fasteners disposed along each rail fastening edge.
As shown in fig. 3, the fastening system 91 includes an elastic bar 911, a base 912, a T-shaped bolt 913 and a track block 914, the base 912 is fixed on the ground, the elastic bar 911 is installed on the base 912 through the T-shaped bolt 913, the track block 914 is disposed on one side of the base 912, the upper surface of the track block 914 contacts the elastic bar 911, and two ends of the track block 914 are provided with edge lugs matched with two side edges of the base 912 for limiting the horizontal movement range of the track.
A method for replacing a wearing part of an inlaid wing rail type alloy steel combined frog on line comprises the following steps:
the first step is as follows: marking and removing the fastener system:
1) Loosening the nuts of the fasteners and marking the spacing iron and the steel rail gaskets at the same time;
2) Moving out the elastic strip and the T-shaped bolt;
3) Moving out the gauge block;
the second step: dismantling the rail parts needing to be replaced:
1) Loosening other matched nuts of the spacing irons except for the group of spacing irons connected with the wing rail heel end and the fork heel rail heel end;
2) Removing bolts, nuts and steel rail washers matched with the spacing iron;
3) The method is characterized in that simple equipment such as an F clamp and a hand-operated carrying roof is used for applying load, and a gap between two inserts is increased (the single side is expanded by about 8 mm);
4) Taking out all the spacing irons (5 blocks) on the insert;
5) Taking out the insert;
6) Loosening the matching nuts of the fork heel rail and the point rail and removing the bolts;
7) Pushing the movable spacing iron on the fork and heel rail to the heel end, and unloading;
8) Applying load between the two fork and heel rails by using a hand-operated carrying roof, and increasing a gap between the two fork and heel rails (the single side is enlarged by about 13 mm);
9) And applying load by using an F clamp, and taking out the point rail needing to be replaced.
The third step: replacing the new rail:
1) Placing the replaced center rail, manually lifting the top and unloading the F clamp, and placing the center rail in place and attaching the center rail to the fork and heel rails in place;
2) The connecting bolt of the point rail and the fork and the heel rail is installed in place, and the close contact state of the point rail and the fork and the heel rail is detected;
3) The center rail and the wing rail are matched to be in iron insertion positions at intervals;
4) Putting an insert;
5) Applying load by hand-operated carrying top, and positioning the rest of the spaced iron in place by using clamps such as short bolts and the like;
6) Placing a steel rail gasket;
7) Putting a new bolt and a new nut;
8) All external loads are unloaded;
9) Screwing down the nut;
10 Detecting the close contact state of the insert and the wing rail, and completing the assembly of the frog rail member;
the fourth step: a reinstatement fastener system.
The fifth step: and (5) grinding and adjusting the frog.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a inlay wing rail formula alloy steel combination frog which characterized in that: comprises a first wing rail (1), a second wing rail (2), a point rail (3), a first insert (4), a second insert (5), a first fork and heel rail (6), a second fork and heel rail (7), a spacing iron cluster (8) and a mounting system (9), the first wing rail (1) and the second wing rail (2) are arranged oppositely, the point rail (3) is arranged between the outlet ends of the first wing rail (1) and the second wing rail (2), the point rail (3) is of a unilateral tip structure, the first fork heel rail (6) and the second fork heel rail (7) are respectively arranged along two side lines of the opening end of the point rail (3), the first insert (4) is arranged on the inner side of the first wing rail (1), the second insert (5) is arranged on the inner side of the second wing rail (2), the spacing iron cluster (8) is composed of a plurality of spacing irons, the spacing iron cluster (8) is connected with the inner side surface of the first insert (4) and the inner side surface of the second insert (5) in a matched mode through bolts, the mounting system (9) couples the first wing rail (1), the second wing rail (2), the point rail (3), the first insert (4), the second insert (5), the first fork-heel rail (6) and the second fork-heel rail (7).
2. The inlaid wing rail type alloy steel combination frog of claim 1, wherein: the difference between the rail bottom of the working side of the first fork and heel rail (6) and the rail bottom of the working side of the first wing rail (1) is more than 10mm; the difference between the rail bottom of the working edge of the second fork heel rail (7) and the rail bottom of the working edge of the second wing rail (2) is larger than 10mm.
3. The inlaid wing rail type alloy steel combined frog according to claim 1, characterized in that: the mounting system (9) comprises a plurality of fastener systems (91), the fasteners being arranged along each rail fixing edge.
4. The inlaid wing rail type alloy steel combined frog according to claim 3, characterized in that: fastener system (91) are including bullet strip (911), base (912), T type bolt (913) and track gauge block (914), base (912) are fixed in ground, bullet strip (911) pass through T type bolt (913) are installed on base (912), track gauge block (914) set up in base (912) one side, surface contact on track gauge block (914) bullet strip (911), track gauge block (914) both ends be provided with base (912) both sides limit complex limit ear for restrict rail spare horizontal migration scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220591395.7U CN218561954U (en) | 2022-03-18 | 2022-03-18 | Wing rail embedded type alloy steel combined frog |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220591395.7U CN218561954U (en) | 2022-03-18 | 2022-03-18 | Wing rail embedded type alloy steel combined frog |
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| Publication Number | Publication Date |
|---|---|
| CN218561954U true CN218561954U (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220591395.7U Active CN218561954U (en) | 2022-03-18 | 2022-03-18 | Wing rail embedded type alloy steel combined frog |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114717886A (en) * | 2022-03-18 | 2022-07-08 | 中国国家铁路集团有限公司 | Wing rail embedded type alloy steel combined frog and method for replacing quick-wear parts on line |
-
2022
- 2022-03-18 CN CN202220591395.7U patent/CN218561954U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114717886A (en) * | 2022-03-18 | 2022-07-08 | 中国国家铁路集团有限公司 | Wing rail embedded type alloy steel combined frog and method for replacing quick-wear parts on line |
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