CN213624982U - Ballastless track elastic supporting block - Google Patents
Ballastless track elastic supporting block Download PDFInfo
- Publication number
- CN213624982U CN213624982U CN202021558079.7U CN202021558079U CN213624982U CN 213624982 U CN213624982 U CN 213624982U CN 202021558079 U CN202021558079 U CN 202021558079U CN 213624982 U CN213624982 U CN 213624982U
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- supporting block
- block body
- ballastless track
- seat
- embedded
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Abstract
The utility model discloses a ballastless track elastic support block, including the supporting block body and be used for installing the pre-buried seat of supporting block body, be provided with the buffering subassembly in the pre-buried seat, the buffering subassembly is used for supporting the supporting block body is and works as the supporting block body meets the effort of buffering to pre-buried seat behind the pressure. The utility model is suitable for passenger-cargo collinear railways and heavy haul railways by setting the buffering lease price, can improve the stress condition of the supporting block body and prolong the service life of the supporting block body; meanwhile, the inclined limiting edge is arranged, so that the effect of quick installation can be achieved, the stability of the track structure is enhanced, and the driving safety is improved; the utility model has the advantages of simple structure, stable performance and longer service life.
Description
Technical Field
The utility model relates to an elastic support piece technical field especially relates to a ballastless track elastic support piece.
Background
In recent years, the ballastless track is suitable for the technical development situation of railways in China, and besides being widely applied to high-speed railways, ballastless tracks are also commonly adopted in tunnel sections of passenger-cargo collinear railways and heavy haul railways. The elastic support block type ballastless track is widely applied to passenger-cargo collinear and heavy haul railway tunnels due to good transverse and vertical elasticity and good shock absorption and noise reduction performance.
An elastic supporting block system of an elastic supporting block type ballastless track generally comprises a concrete supporting block, a micro-pore rubber base plate under the block and a rubber sleeve shoe.
In the prior art, the existing elastic support block system does not provide good elasticity and vibration and noise reduction, accordingly, the deformation of the support block system is increased under the action of train load, particularly the transverse deformation of a track is large, the dynamic track gauge expansion is large, and the safety of driving can be threatened under special conditions.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a ballastless track elastic support piece in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
the utility model provides a ballastless track elastic support block, includes the supporting block body and is used for installing the pre-buried seat of supporting block body, be provided with the buffering subassembly in the pre-buried seat, the buffering subassembly is used for supporting the supporting block body and work as the supporting block body meets the effort of buffering to pre-buried seat behind the pressure.
The utility model discloses preferred, the buffering subassembly include buffer sleeve and suit in compression spring on the buffer sleeve.
The utility model discloses it is preferred, be provided with the cushion collar mounting hole on the supporting block body, the cushion collar pass through the bolt with cushion collar mounting hole threaded connection and with pre-buried seat is connected.
The utility model discloses it is preferred, pre-buried seat is cavity trapezium structure, and its upper end opening is greater than its bottom, buffer sleeve install in the cavity of pre-buried seat.
The utility model discloses it is preferred, be provided with the spacing limit of slope on the opening inner wall of pre-buried seat, the outer wall of supporting block body be provided with spacing limit that spacing limit phase-match is convenient for with the supporting block body install fast in the pre-buried seat.
The utility model discloses preferred, pre-buried seat with this body coupling's of supporting block spacing limit department is provided with the rubber pad.
The utility model discloses preferred, the buffering subassembly includes at least threely, respectively evenly arrange in the pre-buried seat.
The utility model discloses it is preferred, the top of supporting block body is provided with pre-buried iron seat for fixed railway track.
The beneficial effects of the utility model reside in that:
the utility model is suitable for passenger-cargo collinear railways and heavy haul railways by setting the buffering lease price, can improve the stress condition of the supporting block body and prolong the service life of the supporting block body; meanwhile, the inclined limiting edge is arranged, so that the effect of quick installation can be achieved, the stability of the track structure is enhanced, and the driving safety is improved; the utility model has the advantages of simple structure, stable performance and longer service life.
Drawings
Fig. 1 is a schematic structural diagram of a ballastless track elastic supporting block according to the present invention;
fig. 2 is a schematic top view of the pre-buried seat of the present invention;
fig. 3 is a schematic structural three-dimensional view of the pre-buried seat of the present invention;
fig. 4 is the structure diagram of the connection between the pre-buried seat setting bolt and the buffering component.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1, 2, 3 and 4: the utility model provides a ballastless track elastic support piece, includes supporting block body 1 and is used for installing the pre-buried seat 2 of supporting block body 1, is provided with the buffer assembly in the pre-buried seat 2, and the buffer assembly is used for supporting block body 1 and when supporting block body 1 meet the effort of buffering to pre-buried seat 2 behind the pressure.
As shown in fig. 4, the buffer assembly includes a buffer sleeve 7 and a compression spring 9 sleeved on the buffer sleeve 7, and is used for buffering the acting force of the support block body 1 on the embedded seat 2 after encountering pressure.
As shown in fig. 1 and 2, the support block body 1 is provided with a cushion sleeve mounting hole 5, and a cushion sleeve 7 is connected to the mount base 2 by being screwed to the cushion sleeve mounting hole 5 by a bolt 6.
As shown in fig. 3, the pre-buried seat 2 is a hollow trapezoid structure, the upper end opening of the pre-buried seat is larger than the bottom of the pre-buried seat, and the buffer sleeve 7 is installed in the cavity of the pre-buried seat 2.
As shown in fig. 1 and 3, an inclined limiting edge 10 is arranged on the inner wall of the opening of the embedded base 2, the limiting edge 10 matched with the limiting edge 10 is arranged on the outer wall of the supporting block body 1, so that the supporting block body 1 can be rapidly installed in the embedded base 2 conveniently, and a rubber pad 3 is arranged at the limiting edge 10 where the embedded base 2 and the supporting block body 1 are connected.
As shown in fig. 1, 2, 3 and 4, the number of the buffer assemblies is at least three, the buffer assemblies are respectively and uniformly arranged in the embedded seat 2, and the top of the supporting block body 1 is provided with an embedded iron seat 4 for fixing a railway track.
In summary, the utility model is suitable for passenger-cargo collinear railways and heavy haul railways by arranging the buffer component, which can improve the stress condition of the supporting block body and prolong the service life of the supporting block body; meanwhile, the inclined limiting edge is arranged, so that the effect of quick installation can be achieved, the stability of the track structure is enhanced, and the driving safety is improved; the utility model has the advantages of simple structure, stable performance and longer service life.
The present invention can be implemented by various modifications without departing from the spirit and spirit of the present invention, and the above description is only a preferred and feasible embodiment of the present invention, and is not intended to limit the scope of the present invention, and all the equivalent structural changes made by using the contents of the present invention and the accompanying drawings are included in the scope of the present invention.
Claims (8)
1. The utility model provides a ballastless track elastic support block, its characterized in that includes the supporting block body and is used for installing the pre-buried seat of supporting block body, be provided with buffer assembly in the pre-buried seat, buffer assembly is used for supporting the supporting block body and works as the supporting block body meets the effort of buffering to pre-buried seat after the pressure.
2. The ballastless track elastic support block according to claim 1, wherein the buffer assembly comprises a buffer sleeve and a compression spring sleeved on the buffer sleeve.
3. The ballastless track elastic supporting block according to claim 2, wherein a buffering sleeve mounting hole is formed in the supporting block body, and the buffering sleeve is connected with the embedded seat through a bolt and the buffering sleeve mounting hole in a threaded manner.
4. The ballastless track elastic supporting block according to claim 2, wherein the embedded base is a hollow trapezoid structure, the upper end opening of the embedded base is larger than the bottom of the embedded base, and the buffering sleeve is installed in the cavity of the embedded base.
5. The ballastless track elastic supporting block according to claim 2, wherein an inclined limiting edge is arranged on an inner wall of the opening of the embedded seat, and a limiting edge matched with the limiting edge is arranged on an outer wall of the supporting block body, so that the supporting block body can be rapidly installed in the embedded seat.
6. The ballastless track elastic supporting block according to claim 5, wherein a rubber pad is arranged at a limiting edge where the embedded seat is connected with the supporting block body.
7. The ballastless track elastic support block according to claim 1, wherein the number of the buffer assemblies is at least three, and the buffer assemblies are respectively and uniformly arranged in the embedded seat.
8. The ballastless track elastic supporting block according to claim 1, wherein a pre-embedded iron seat is arranged at the top of the supporting block body and used for fixing a railway track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021558079.7U CN213624982U (en) | 2020-07-31 | 2020-07-31 | Ballastless track elastic supporting block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021558079.7U CN213624982U (en) | 2020-07-31 | 2020-07-31 | Ballastless track elastic supporting block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213624982U true CN213624982U (en) | 2021-07-06 |
Family
ID=76642720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021558079.7U Active CN213624982U (en) | 2020-07-31 | 2020-07-31 | Ballastless track elastic supporting block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213624982U (en) |
-
2020
- 2020-07-31 CN CN202021558079.7U patent/CN213624982U/en active Active
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