CN213013716U - Fastener package assembly of rail - Google Patents
Fastener package assembly of rail Download PDFInfo
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- CN213013716U CN213013716U CN202021136615.4U CN202021136615U CN213013716U CN 213013716 U CN213013716 U CN 213013716U CN 202021136615 U CN202021136615 U CN 202021136615U CN 213013716 U CN213013716 U CN 213013716U
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- rail
- bolt
- base plate
- steel rail
- elastic
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Abstract
The utility model provides a fastener package assembly of rail, it makes the rigid coupling of rail and the rigid coupling of iron tie plate independently set up respectively for every fastening bolt only receives the axial force, has reduced the work load of overhauing, ensures that the rail is in stable operating condition for a long time. The steel rail supporting foundation is a ballastless track slab or ballastless track integral ballast bed, and is characterized in that: the upper surface interval arrangement of rail supporting basis has the buffering backing plate, the elastic backing plate support in the upper surface of buffering backing plate, the iron tie plate support in the upper surface of elastic backing plate, the center both sides of iron tie plate are last lug, make the center of iron tie plate form the rail supporting groove, the backing plate is laid under the rail in the bottom face of rail supporting groove, the lower surface pressure of rail is attached the upper surface of rail lower plate, the epirelief height of going up the lug is higher than the terminal edge of the side surface of rail, upward be provided with the bolt hole on the lug.
Description
Technical Field
The utility model relates to a technical field of rail installation specifically is a fastener package assembly of rail.
Background
Along with the appearance of high-speed railway, the basic ground that present track was laid adopts ballastless track board and the whole roadbed of ballastless track basically, and it needs lay the iron tie plate on basic ground in advance, then set up the rail on the iron tie plate again, in order to install swiftly among the prior art, directly press the lateral inclined surface of attaching the corresponding side of rail directly with the connecting bolt on iron tie plate and basic ground through biography power piece, at the actual process, it needs to bear the power of two effects to pass power piece, it rocks easily to pass power piece, and then makes whole rail need often pretension, increase the work load of volume maintenance.
Disclosure of Invention
To the above problem, the utility model provides a fastener package assembly of rail, its rigid coupling that makes the rigid coupling of rail and iron tie plate independently set up respectively for every fastening bolt only receives the axial force, has reduced the work load of overhauing, ensures that the rail is in stable operating condition for a long time.
A rail fastener assembly structure, its technical scheme is as follows: the steel rail supporting foundation is a ballastless track slab or ballastless track integral ballast bed, and is characterized in that: buffer base plates are arranged on the upper surface of the steel rail support foundation at intervals, elastic base plates are supported on the upper surface of the buffer base plates, iron base plates are supported on the upper surface of the elastic base plates, upper convex blocks are arranged on two sides of the center of the iron base plates, a steel rail support groove is formed in the center of the iron base plates, a lower rail base plate is laid on the bottom end surface of the steel rail support groove, the lower surface of a steel rail is pressed and attached to the upper surface of the lower rail base plate, the upper convex height of each upper convex block is higher than the end edge of the side surface of the steel rail, a bolt hole is formed in each upper convex block, one end of each elastic strip is pressed and attached to the corresponding position of the iron base plate on the outer side of the upper convex block, a first bolt penetrates through a first flat gasket and then is pressed and attached to the upward convex position of the center of each elastic strip, the other end of each elastic strip is pressed and attached to the end, the iron base plate, the elastic base plate and the buffer base plate are respectively provided with a positioning through hole corresponding to the position of the concave positioning hole, and the anchoring bolt sequentially penetrates through the positioning through holes and then is fixedly connected to the concave positioning hole.
It is further characterized in that: the bottom end face of the steel rail supporting groove is specifically an inclined face inclined from one side to the other side, and the inclination of the inclined face is 1:40 or 1: 20;
the steel rail supporting base is characterized in that nylon sleeves are inserted into positioning through holes corresponding to the iron base plate and the elastic base plate from top to bottom, the upper surfaces of the nylon sleeves protrude outwards to form a spigot ring, the bottom of a spring is mounted on the spigot ring in a pressing mode, the top of the spring is mounted on a second flat gasket in a supporting mode, a nylon locking nut is sleeved at the end of an upward-protruding screw rod of the anchoring bolt in a pressing mode, the nylon locking nut is mounted on the second flat gasket in a pressing mode, and the bottom of the anchoring bolt is fixedly inserted into the steel rail supporting base;
the first bolt is a T-shaped bolt, a nut and a first flat washer are sleeved at the upper end of the first bolt, the nut is pressed on the first flat washer, the first flat washer is pressed on the convex position in the center of the elastic strip, and the elastic strip is ensured to be pressed on the corresponding side of the steel rail;
the position of the concave positioning hole is specifically set according to the position of the anchoring bolt;
the buffer base plate is specifically an insulating buffer base plate;
the buffer base plate and the elastic base plate are paved according to the whole thickness of the upper plane of the steel rail, so that the steel rail is arranged in a flush manner;
the elastic strip is specifically an omega elastic strip, and the buckling pressure of the elastic strip is more than or equal to 10 kN;
the anti-pulling force of the anchoring bolt is not less than 60 kN;
the anchor bolt comprises an embedded head and a bolt part, wherein the equivalent outer diameter of the bolt part is arranged according to actual conditions, and the shape of the embedded head is used for fixedly embedding the whole bolt.
After the technical scheme is adopted, the bottom of the steel rail is supported in the steel rail supporting groove of the iron base plate, two sides of the steel rail are respectively pressed and fastened through the elastic strips, the iron base plate is directly and fixedly arranged on the steel rail supporting foundation through the anchor bolts on the two sides, the fixed connection of the steel rail and the fixed connection of the iron base plate are respectively and independently arranged, each fastening bolt only receives axial force, the workload of maintenance is reduced, and the steel rail is ensured to be in a stable working state for a long time.
Drawings
Fig. 1 is a schematic view of the front view of the present invention in a partial sectional structure;
FIG. 2 is a schematic structural view of the anchor bolt;
FIG. 3 illustrates a first embodiment of a head structure of an anchor bolt;
FIG. 4 illustrates a second embodiment of a head structure of an anchor bolt;
FIG. 5 illustrates a third embodiment of a head structure of an anchor bolt;
FIG. 6 is a fourth embodiment of the head structure of the anchor bolt;
FIG. 7 illustrates a fifth exemplary embodiment of a head structure of an anchor bolt;
the names corresponding to the sequence numbers in the figure are as follows:
the steel rail support structure comprises a steel rail 1, a steel rail support foundation 2, a buffer base plate 3, an elastic base plate 4, an iron base plate 5, an upper bump 51, a steel rail support groove 52, a rail lower base plate 6, an end edge 101, an elastic strip 7, a first bolt 8, a first flat washer 9, a positioning through hole 10, an anchoring bolt 11, a nylon sleeve 12, a spigot ring 121, a spring 13, a second flat washer 14, a nylon lock nut 15 and a nut 16.
Detailed Description
A fastener assembly structure of a steel rail is shown in figure 1: the steel rail supporting foundation comprises a steel rail 1 and a steel rail supporting foundation 2, wherein the steel rail supporting foundation 2 is a ballastless track slab or a ballastless track integral track bed, buffer base plates 3 are arranged on the upper surface of the steel rail supporting foundation 2 at intervals, elastic base plates 4 are supported on the upper surfaces of the buffer base plates 3, iron base plates 5 are supported on the upper surfaces of the elastic base plates 4, upper convex blocks 51 are arranged on two sides of the center of the iron base plates 5, a steel rail supporting groove 52 is formed in the center of the iron base plates 5, a lower rail base plate 6 is paved on the bottom end surface of the steel rail supporting groove 52, the upper surface of the lower rail base plate 6 is pressed and attached to the lower surface of the steel rail 1, the upper convex height of each upper convex block 51 is higher than the end edge 101 of the side surface of the steel rail 1, bolt holes are formed in the upper convex blocks 51, one end of each elastic strip 7 is pressed and attached to the corresponding position of the iron base plate 5 on the, the other end of the elastic strip 7 is pressed and attached to the end edge 101 of the corresponding side surface of the steel rail 1, concave positioning holes (not shown in the figure and opened according to field arrangement) are respectively formed in the positions, corresponding to the two sides of the steel rail 1, of the steel rail supporting foundation 2, positioning through holes 10 are respectively formed in the positions, corresponding to the concave positioning holes, of the iron base plate 5, the elastic base plate 4 and the buffer base plate 3, and the anchor bolts 11 sequentially penetrate through the positioning through holes 10 and then are fixedly connected to the concave positioning holes.
In the specific implementation: the bottom end surface of the steel rail supporting groove 52 is specifically an inclined surface inclined from one side to the other side, and the inclination of the inclined surface is 1:40 and 1: 20;
the steel rail supporting base is characterized in that nylon sleeves 12 are inserted into positioning through holes corresponding to the iron base plate 5 and the elastic base plate 4 from top to bottom, the upper surfaces of the nylon sleeves 12 protrude outwards to form a spigot ring 121, the bottom of a spring 13 is pressed on the spigot ring 121, the top of the spring 13 is pressed on a second flat washer 14, a nylon locking nut 15 is sleeved at the upper convex screw end of the anchoring bolt 11, the nylon locking nut 15 is pressed on the second flat washer 14, and the bottom of the anchoring bolt 11 is fixedly inserted into the steel rail supporting base 2;
the first bolt 8 is a T-shaped bolt, a nut 16 and a first flat washer 9 are sleeved at the upper end of the first bolt 8, the nut 16 is pressed on the first flat washer 9, and the first flat washer 9 is pressed on the convex position in the center of the elastic strip 7 to ensure that the elastic strip 7 is pressed on the corresponding side of the steel rail 1;
the position of the concave positioning hole is specifically set according to the position of the anchor bolt 11;
the buffer backing plate 3 is specifically an insulating buffer backing plate;
the buffer base plate 3 and the elastic base plate 4 are paved according to the whole thickness of the upper plane of the steel rail, so that the steel rail is arranged in a flush manner;
the elastic strip 7 is specifically an omega elastic strip, and the buckling pressure of the elastic strip is more than or equal to 10 kN;
the pullout resistance of the anchor bolt 11 is not less than 60 kN;
the anchor bolt 11 comprises an embedded head part 111 and a bolt part 112, wherein the equivalent outer diameter of the bolt part 112 is arranged according to actual conditions, and the shape of the embedded head part 111 is used for embedding the whole bolt; the specific model of the anchor bolt 11 is an M24X285 embedded bolt or an M27X285 embedded bolt, and the specific 111 shape of the bolt head of the anchor bolt 11 is shown in fig. 2-7.
The working principle is as follows: the bottom of the steel rail is supported in a steel rail supporting groove of an iron base plate, two sides of the steel rail are respectively pressed and fastened through elastic strips, the iron base plate is directly and fixedly arranged on a steel rail supporting foundation through anchor bolts on two sides, the steel rail is fixedly connected with the iron base plate and is fixedly arranged independently, each anchor bolt only receives axial force, the overhauling workload is reduced, and the steel rail is ensured to be in a stable working state for a long time.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a fastener package assembly of rail, its includes rail, rail supporting foundation specifically is with the whole roadbed of ballastless track board or ballastless track, its characterized in that: buffer base plates are arranged on the upper surface of the steel rail support foundation at intervals, elastic base plates are supported on the upper surface of the buffer base plates, iron base plates are supported on the upper surface of the elastic base plates, upper convex blocks are arranged on two sides of the center of the iron base plates, a steel rail support groove is formed in the center of the iron base plates, a lower rail base plate is laid on the bottom end surface of the steel rail support groove, the lower surface of a steel rail is pressed and attached to the upper surface of the lower rail base plate, the upper convex height of each upper convex block is higher than the end edge of the side surface of the steel rail, a bolt hole is formed in each upper convex block, one end of each elastic strip is pressed and attached to the corresponding position of the iron base plate on the outer side of the upper convex block, a first bolt penetrates through a first flat gasket and then is pressed and attached to the upward convex position of the center of each elastic strip, the other end of each elastic strip is pressed and attached to the end, the iron base plate, the elastic base plate and the buffer base plate are respectively provided with a positioning through hole corresponding to the position of the concave positioning hole, and the anchoring bolt sequentially penetrates through the positioning through holes and then is fixedly connected to the concave positioning hole.
2. A rail clip assembly structure according to claim 1, wherein: the bottom end face of the steel rail supporting groove is a slope inclined from one side to the other side, and the slope of the slope is 1:40 or 1: 20.
3. A rail clip assembly structure according to claim 1, wherein: the steel rail supporting foundation comprises an iron base plate, an elastic base plate, a steel rail supporting foundation and a nylon sleeve, wherein the iron base plate and the elastic base plate correspond to positioning through holes, the nylon sleeve is inserted from top to bottom, the upper surface of the nylon sleeve protrudes outwards to form a spigot ring, the bottom of a spring is mounted on the spigot ring in a pressing mode, the top of the spring is mounted on a second flat washer in a supporting mode, a nylon locking nut is sleeved at the upper convex screw rod end of an anchoring bolt, the nylon locking nut is mounted on the second flat washer in a pressing mode, and the bottom of the anchoring bolt.
4. A rail clip assembly structure according to claim 1, wherein: the first bolt is a T-shaped bolt, a nut and a first flat washer are sleeved at the upper end of the first bolt, the nut is pressed on the first flat washer, and the first flat washer is pressed on the convex position in the center of the elastic strip.
5. A rail clip assembly structure according to claim 1, wherein: the position of the concave positioning hole is specifically set according to the position of the anchoring bolt.
6. A rail clip assembly structure according to claim 1, wherein: the buffer backing plate is specifically an insulating buffer backing plate.
7. A rail clip assembly structure according to claim 1, wherein: the whole thickness of the buffer base plate and the elastic base plate is laid according to the upper plane of the steel rail.
8. A rail clip assembly structure according to claim 1, wherein: the elastic strip is specifically an omega elastic strip, and the buckling pressure of the elastic strip is more than or equal to 10 kN.
9. A rail clip assembly structure according to claim 1, wherein: the pullout resistance of the anchor bolt is not less than 60 kN.
10. A rail clip assembly structure according to claim 1, wherein: the anchor bolt comprises an embedded head part and a bolt part, wherein the equivalent outer diameter of the bolt part is arranged according to actual conditions, and the shape of the embedded head part is used for fixedly embedding the whole bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021136615.4U CN213013716U (en) | 2020-06-18 | 2020-06-18 | Fastener package assembly of rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021136615.4U CN213013716U (en) | 2020-06-18 | 2020-06-18 | Fastener package assembly of rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213013716U true CN213013716U (en) | 2021-04-20 |
Family
ID=75496536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021136615.4U Active CN213013716U (en) | 2020-06-18 | 2020-06-18 | Fastener package assembly of rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213013716U (en) |
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2020
- 2020-06-18 CN CN202021136615.4U patent/CN213013716U/en active Active
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