CN212000394U - Sleeper-ballastless track bed anchoring device - Google Patents
Sleeper-ballastless track bed anchoring device Download PDFInfo
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- CN212000394U CN212000394U CN202020513586.2U CN202020513586U CN212000394U CN 212000394 U CN212000394 U CN 212000394U CN 202020513586 U CN202020513586 U CN 202020513586U CN 212000394 U CN212000394 U CN 212000394U
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- sleeper
- track bed
- ballastless track
- anchor
- anchoring device
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Abstract
The utility model discloses a sleeper-ballastless track bed anchor, including anchor reinforcing bar, backing plate and nut, the backing plate sets up the upper surface at the sleeper, and the one end of anchor reinforcing bar is the anchor end, and the other end is the screw thread end, and anchor end anchor is in ballastless track bed, and the screw thread end passes mounting hole, the backing plate of sleeper in proper order to be connected through nut and sleeper, the anchor end includes interconnect's straight section and crotch section. The utility model discloses a ballastless track bed and sleeper are connected to the anchor reinforcing bar, utilize tensile, shear strength of anchor reinforcing bar self, have effectively strengthened the connection effect between sleeper and the ballastless track bed, make firm in connection between sleeper and the ballastless track bed, can reduce the not hard up between sleeper and the ballastless track bed, the gap phenomenon, guarantee track structure's security and durability; and through setting up backing plate and nut, can guarantee the zonulae occludens between anchor reinforcing bar and the sleeper, can also be through changing the size of nut moment of torsion, the size of adjustment anchor power.
Description
Technical Field
The utility model relates to a rail engineering technical field, especially a sleeper-ballastless track bed anchor.
Background
A plurality of railways and subway tracks in China all adopt sleeper buried ballastless track beds. Under the long-term action of the dynamic load of the train, phenomena such as looseness, gap separation and the like are easy to occur at the interface of the sleeper and the ballastless track bed, and the safety and the durability of a track structure are influenced.
In the prior art, diseases such as a gap between a sleeper and a ballastless track bed cannot be effectively prevented, grouting repair is carried out on a crack of a damaged part only after the diseases such as the gap and the track bed cracking occur, but the method can only repair the gap between the sleeper and the ballastless track bed from the surface, cannot fundamentally solve the problem of insecure connection between the sleeper and the ballastless track bed, and is easy to form vicious circle of 'cracking-repairing-recracking'.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the problems in the prior art, the sleeper-ballastless track bed anchoring device is provided.
In order to realize the purpose, the utility model discloses a technical scheme be:
the utility model provides a sleeper-ballastless track bed anchor, includes anchor reinforcing bar, backing plate and nut, the backing plate sets up the upper surface at the sleeper, the one end of anchor reinforcing bar is the anchor end, and the other end is the screw thread end, the screw thread end is provided with the screw thread, anchor end anchor is in ballastless track bed, the screw thread end passes in proper order the mounting hole of sleeper the backing plate to through the nut with the sleeper is connected, the anchor end includes interconnect's straight section and crotch section.
The utility model discloses a ballastless track bed and sleeper are connected to the anchor reinforcing bar, utilize tensile, the shear strength of anchor reinforcing bar self, have effectively strengthened the connection effect between sleeper and the ballastless track bed for firm in connection between sleeper and the ballastless track bed can fundamentally reduce and stop not hard up between sleeper and the ballastless track bed even, from the seam phenomenon, guarantee track structure's security and durability. And through setting up backing plate and nut, can guarantee the zonulae occludens between anchor reinforcing bar and the sleeper, again can be in the work progress, play the effect of fixed anchor reinforcing bar, still can be in the operation in-process, through the size that changes the nut moment of torsion, the size of adjustment anchor power. The hook sections are arranged on the anchoring reinforcing steel bars, so that the anchoring force can be enhanced, and the connection between the sleeper and the ballastless track bed is firm.
As the preferred scheme of the utility model, the anchor end includes at least two the crotch section, and all the crotch section symmetry sets up. Through setting up a plurality of crotch sections, can further strengthen the size of anchor power for be connected more firmly between sleeper and the ballastless track bed.
As the preferred scheme of the utility model, the crotch section with contained angle between the straight section is 90 degrees, forms L type reinforcing bar.
As the preferred scheme of the utility model, the contained angle between the crotch section and the straight section is 30 degrees, 45 degrees or 60 degrees.
As the preferred scheme of the utility model, the crotch section with straight section is integrated into one piece structure.
As the preferred scheme of the utility model, the crotch section with straight section welded connection.
As the utility model discloses an optimal scheme, the anchor reinforcing bar is pre-buried in the ballastless track bed.
As the utility model discloses an optimal scheme, the mounting hole is bored for reserving vertical hole or scene and is established vertical hole.
As the preferred scheme of the utility model, the mounting hole with gap packing between the anchor reinforcing bar has gluey repair liquid.
As the preferred proposal of the utility model, the backing plate is an iron backing plate with holes.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
(1) the utility model discloses a ballastless track bed and sleeper are connected to the anchor reinforcing bar, utilize tensile, the shear strength of anchor reinforcing bar self, have effectively strengthened the connection effect between sleeper and the ballastless track bed for firm in connection between sleeper and the ballastless track bed can fundamentally reduce and stop not hard up between sleeper and the ballastless track bed even, from the seam phenomenon, guarantee track structure's security and durability.
(2) The utility model discloses a set up backing plate and nut, can guarantee the zonulae occludens between anchor reinforcing bar and the sleeper, can play the effect of fixed anchor reinforcing bar again in the work progress, still can be at the in-process of operation, through the size that changes the nut moment of torsion, the size of adjustment anchor power.
(3) The utility model discloses a set up the crotch section on the anchor reinforcing bar, can strengthen the size of anchor power for firm in connection between sleeper and the ballastless track bed.
(4) The utility model discloses a set up a plurality of crotch sections on the anchor reinforcing bar, can further strengthen the size of anchor power for be connected between sleeper and the ballastless track bed more firmly.
Drawings
Fig. 1 is a schematic structural diagram of a sleeper-ballastless track bed anchoring device according to embodiment 1 of the present invention.
Fig. 2 is an installation schematic diagram of a sleeper-ballastless track bed anchoring device according to embodiment 1 of the present invention.
Fig. 3 is a schematic structural diagram of a sleeper-ballastless track bed anchoring device according to embodiment 2 of the present invention.
Fig. 4 is an installation schematic diagram of a sleeper-ballastless track bed anchoring device according to embodiment 2 of the present invention.
Fig. 5 is a schematic structural diagram of a sleeper-ballastless track bed anchoring device according to embodiment 3 of the present invention.
Fig. 6 is an installation schematic diagram of a sleeper-ballastless track bed anchoring device according to embodiment 3 of the present invention.
Fig. 7 is a schematic structural diagram of a sleeper-ballastless track bed anchoring device according to embodiment 4 of the present invention.
Fig. 8 is a top view of a sleeper-ballastless track bed anchoring device according to embodiment 4 of the present invention.
Fig. 9 is a top view of a sleeper-ballastless track bed anchoring device according to embodiment 5 of the present invention.
Icon: 1-anchoring reinforcing steel bars, 11-anchoring ends, 111-straight sections, 112-hook sections, 12-threaded ends, 2-backing plates, 3-nuts, 4-ballastless track beds and 5-sleepers.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1, a sleeper-ballastless track bed anchoring device, includes anchoring reinforcing bar 1, backing plate 2 and nut 3, anchoring reinforcing bar 1's one end is anchoring end 11, and the other end is threaded end 12, anchoring end 11 includes interconnect's straight section 111 and crotch section 112, in this embodiment, straight section 111 and crotch section 112 are integrated into one piece structure, just crotch section 112 with contained angle between straight section 111 is 90 degrees, forms L type reinforcing bar.
As shown in fig. 2, the anchoring end 11 is pre-buried in the ballastless track bed 4, and with the ballastless track bed 4 is connected in the anchoring, and the sleeper 5 bores on-the-spot and is equipped with vertical mounting hole, backing plate 2 is foraminiferous iron backing plate, backing plate 2 sets up the upper surface at sleeper 5, threaded end 12 passes in proper order the mounting hole of sleeper 5 backing plate 2 to through nut 3 with sleeper 5 is connected.
The specific installation method comprises the following steps: firstly, a vertical mounting hole or a reserved mounting hole is drilled in the sleeper 5, then the anchoring steel bar 1 is inserted into the mounting hole from the lower part of the sleeper 5, the base plate 2 is placed at the threaded end 12 of the anchoring steel bar 1, and the nut 3 is screwed in. After the base plate 2 and the nut 3 are installed in place, the anchoring steel bar 1 can be fixed in the sleeper 5. Placing the anchoring end 11 of the anchoring reinforcing steel bar 1 in a template of the ballastless track bed 4, pouring track bed concrete of the ballastless track bed 4, and after the track bed concrete is solidified, anchoring the anchoring end 11 of the anchoring reinforcing steel bar 1 in the ballastless track bed 4.
Example 2
As shown in fig. 3 to 4, the present embodiment is different from embodiment 1 in that, in the present embodiment, an included angle between the hook section 112 and the straight section 111 is 45 degrees.
Example 3
As shown in fig. 5 to 6, the present embodiment is different from embodiment 2 in that, in the present embodiment, the anchoring end 11 is symmetrically provided with two hook sections 112, and the hook sections 112 are connected with the straight section 111 by welding. By arranging the plurality of hook sections 112 on the anchoring reinforcing steel bar 1, the anchoring force can be further enhanced, so that the connection between the sleeper 5 and the ballastless track bed 4 is firmer.
Example 4
As shown in fig. 7 to 8, the present embodiment is different from embodiment 1 in that, in the present embodiment, the anchoring end 11 is symmetrically provided with three hook sections 112, and the hook sections 112 are connected with the straight section 111 by welding. By arranging the plurality of hook sections 112 on the anchoring reinforcing steel bar 1, the anchoring force can be further enhanced, so that the connection between the sleeper 5 and the ballastless track bed 4 is firmer.
Example 5
As shown in fig. 9, the present embodiment is different from embodiment 4 in that, in the present embodiment, the anchoring end 11 is symmetrically provided with four hook sections 112.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a sleeper-ballastless track bed anchor, its characterized in that, includes anchor reinforcing bar, backing plate and nut, the backing plate sets up the upper surface at the sleeper, the one end of anchor reinforcing bar is the anchor end, and the other end is the screw thread end, anchor end anchor is in ballastless track bed, the screw thread end passes in proper order the mounting hole of sleeper the backing plate to through the nut with the sleeper is connected, the anchor end includes interconnect's straight section and crotch section.
2. The sleeper-ballastless track bed anchoring device of claim 1, wherein the anchoring end includes at least two of the hooking sections, and all of the hooking sections are symmetrically disposed.
3. The sleeper-ballastless track bed anchoring device according to claim 1, wherein an included angle between the hook section and the straight section is 90 degrees, forming an L-shaped steel bar.
4. The sleeper-ballastless track bed anchoring device according to claim 1, wherein an included angle between the hook section and the straight section is 30 degrees, 45 degrees or 60 degrees.
5. The sleeper-ballastless track bed anchoring device according to any one of claims 1 to 4, wherein the hook section and the straight section are an integrally formed structural member.
6. The sleeper-ballastless track bed anchoring device of any one of claims 1 to 4, wherein the hook section is welded to the straight section.
7. The sleeper-ballastless track bed anchoring device according to any one of claims 1 to 4, wherein the anchoring bars are embedded in the ballastless track bed.
8. The sleeper-ballastless track bed anchoring device according to any one of claims 1 to 4, wherein the mounting hole is a reserved vertical hole or a vertical hole drilled on site.
9. The sleeper-ballastless track bed anchoring device according to claim 8, wherein a gap between the mounting hole and the anchoring reinforcement is filled with a glue repair liquid.
10. The sleeper-ballastless track bed anchoring device according to any one of claims 1 to 4, wherein the tie plate is a perforated iron tie plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020513586.2U CN212000394U (en) | 2020-04-09 | 2020-04-09 | Sleeper-ballastless track bed anchoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020513586.2U CN212000394U (en) | 2020-04-09 | 2020-04-09 | Sleeper-ballastless track bed anchoring device |
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| Publication Number | Publication Date |
|---|---|
| CN212000394U true CN212000394U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020513586.2U Active CN212000394U (en) | 2020-04-09 | 2020-04-09 | Sleeper-ballastless track bed anchoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338084A (en) * | 2021-07-13 | 2021-09-03 | 武汉坤能轨道系统技术有限公司 | Failure treatment method suitable for pillow-free type ballast bed direct-buried base plate |
-
2020
- 2020-04-09 CN CN202020513586.2U patent/CN212000394U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338084A (en) * | 2021-07-13 | 2021-09-03 | 武汉坤能轨道系统技术有限公司 | Failure treatment method suitable for pillow-free type ballast bed direct-buried base plate |
| CN113338084B (en) * | 2021-07-13 | 2024-02-09 | 武汉坤能轨道系统技术有限公司 | Failure remediation method suitable for pillow-free ballast bed direct-buried base plate |
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