Steel structure counter-force pier device for ballastless track deviation rectification

Abstract

The utility model discloses a steel structure counter-force pier device for ballastless track deviation rectification, which comprises a base plate fixedly arranged on a roadbed surface, a foldable force bearing plate is arranged on the base plate, one side of the force bearing plate is connected with the base plate through an inclined force transmission plate, the other side of the force bearing plate is connected with the base plate through an inclined strut, and the inclined strut is arranged on the base plate. The force bearing plate in the folded state makes seamless contact with the base plate, and the force bearing plate in the non-folded state is vertically and fixedly arranged on the base plate. The device is simple in structure, convenient to assemble and disassemble, high in integrity, capable of being folded, small in occupied area during transportation and convenient to transport, and the strength meets the requirement. Compared with a traditional concrete counterforce pier structure, the device can bear deviation rectifying counterforce, is convenient to use, does not need concrete pouring, is convenient to transport, saves time and manpower, and improves construction efficiency.

Description

Technical Field

[0001] The utility model relates to the field of ballastless track deformation treatment, in particular to a steel structure reaction pier device used for ballastless track deviation correction. Background Art

[0002] Ballastless track systems have received extensive attention and application in recent years, and my country's high-speed ballastless track is in a stage of rapid development. However, ballastless track systems also face some difficulties. Since ballastless tracks do not have traditional ballast support, they are more susceptible to factors such as ground deformation, temperature changes and transportation loads, which can lead to track deviation and instability. In order to maintain the smoothness of the track line, it is necessary to carry out deformation rectification work on the deviated ballastless track, and the reaction pier structure plays a key role in the lateral deviation correction of the ballastless track. The reaction pier structure is usually installed on one or both sides of the ballastless track system and fixed to the roadbed. They correct the deviation of the ballastless track by supporting and transmitting the correction force.

[0003] Traditional reaction pier structures are mostly concrete structures, which need to be poured in advance and cannot be moved after pouring, consuming a lot of manpower and material resources. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a steel structure reaction pier device for ballastless track deviation correction, which has a simple structure, is easy to load and unload, has strong integrity, meets the strength requirements, and can be folded, occupies a small area for transportation and is convenient for transportation. Compared with the traditional concrete reaction pier structure, the utility model device can withstand the deviation correction reaction force, is easy to use, does not require concrete pouring, is easy to transport, saves time and manpower, and improves construction efficiency.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a steel structure reaction pier device for ballastless track correction, including a base plate fixedly set on the roadbed surface, a foldable load-bearing plate is arranged on the base plate, one side of the load-bearing plate is connected to the base plate through an inclined force transmission plate, and the other side of the load-bearing plate is connected to the base plate through a diagonal brace, the load-bearing plate in a folded state is in seamless contact with the base plate, and the load-bearing plate in a non-folded state is vertically fixed on the base plate.

[0006] A further improvement of the technical solution of the utility model is that the two ends of the force transmission plate are connected to the load-bearing plate and the base plate respectively through connecting shafts, and the load-bearing plate and the base plate are respectively fixedly provided with connecting devices rotatably connected to the connecting shafts.

[0007] A further improvement of the technical solution of the utility model is that: a clamping groove is arranged on the base plate, and a clamping head which is clamped and fixed with the clamping groove is arranged at the end of the load-bearing plate.

[0008] A further improvement of the technical solution of the utility model is that a first groove matching the size of the card slot is provided on one side of the load-bearing plate, and a second groove matching the size of the force transmission plate is provided on the other side of the load-bearing plate.

[0009] A further improvement of the technical solution of the utility model is that: a plurality of reinforcing ribs are arranged in the second groove, the connection between the reinforcing ribs and the connecting device is connected with high-strength steel, the force transfer plate is hollowed out and the hollowed out part of the force transfer plate matches the size of the plurality of reinforcing ribs arranged in the second groove.

[0010] A further improvement of the technical solution of the utility model is that the bearing plates on both sides of the second groove are hollowed out.

[0011] A further improvement of the technical solution of the utility model is that the two ends of the diagonal brace are rotatably connected to the load-bearing plate and the base plate through the diagonal brace fixing shaft respectively.

[0012] A further improvement of the technical solution of the utility model is that supporting plates capable of supporting the diagonal braces are arranged on both sides of the base plate.

[0013] A further improvement of the technical solution of the utility model is that two ends of the base plate are fixed on the roadbed surface by a plurality of anchor rods with anchor rod nuts.

[0014] Due to the adoption of the above technical solution, the technical progress achieved by the utility model is:

[0015] The device of the utility model has a simple structure, is easy to load and unload, has strong integrity, and meets the strength requirements. The device can be folded, occupies a small area for transportation, and is easy to transport. Compared with the traditional concrete reaction pier structure, the device of the utility model can withstand the correction reaction force, complete the lateral correction work of the ballastless track, ensure the directional smoothness of the line, and extend the service life of the ballastless track. It is easy to use, does not need to be poured with concrete, is easy to transport, saves time and manpower, and improves construction efficiency. After the device completes the correction work, it can be disassembled and reused. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the device of the utility model;

[0017] Figure 2 This is a rear view of the overall structure of the device of the utility model;

[0018] Figure 3 It is a schematic diagram of the base plate of the device of the utility model;

[0019] Figure 4 It is a schematic diagram of the load-bearing plate of the device of the utility model;

[0020] Figure 5It is a schematic diagram of the folded state of the device of the utility model;

[0021] Among them, 1. force transmission plate; 2. connecting device; 3. anchor nut; 4. load-bearing plate; 4-1. first groove; 4-2. second groove; 5. diagonal brace; 6. base plate; 6-1. diagonal brace fixing axis; 7. anchor rod; 8. reinforced rib; 9. connecting axis; 10. slot; 11. support plate. DETAILED DESCRIPTION

[0022] The present invention is further described in detail below in conjunction with the embodiments:

[0023] like Figures 1 to 5 As shown, a steel structure reaction pier device for ballastless track deviation correction includes a base plate 6, both ends of which are fixed on the roadbed surface by multiple anchor rods 7 with anchor nuts 3, a foldable load-bearing plate 4 is arranged on the base plate 6, one side of the load-bearing plate 4 is connected to the base plate 6 by an inclined force transmission plate 1, and the other side of the load-bearing plate 4 is connected to the base plate 6 by a diagonal brace 5, the load-bearing plate 4 in a folded state is in seamless contact with the base plate 6, and the load-bearing plate 4 in a non-folded state is vertically fixed on the base plate 6.

[0024] The two ends of the force transmission plate 1 are connected to the bearing plate 4 and the base plate 6 through the connecting shaft 9, and the bearing plate 4 and the base plate 6 are respectively fixed with connecting devices 2 that are rotatably connected to the connecting shaft 9, so that the base plate 6, the force transmission plate 1 and the bearing plate 4 become a whole, completing the transmission of the deviation correction reaction force. In addition, the connections between the base plate 6, the force transmission plate 1 and the bearing plate 4 are all hinged, avoiding the transmission of bending moment between the base plate 6, the force transmission plate 1 and the bearing plate 4.

[0025] The base plate 6 is provided with a card slot 10, and the end of the bearing plate 4 is provided with a card head that is fixed with the card slot 10. The two ends of the diagonal brace 5 are respectively connected to the bearing plate 4 and the base plate 6 by rotation through the diagonal brace fixing shaft 6-1, and the bearing plate 4 in the non-folded state is connected with the card slot 10 through the card head. The diagonal brace fixing shaft 6-1 is tightened by a nut to fix the diagonal brace 5 with the bearing plate 4, so that the bearing plate 4 is vertically fixed on the base plate 6. The base plate 6 is provided with a card slot 10 and a diagonal brace 5, which disperses the lateral force on the force transmission plate 1, balances the vertical force on the bearing plate 4, and maintains the stability of the bearing plate 4.

[0026] In addition, supporting plates 11 capable of supporting the diagonal brace 5 are provided on both sides of the base plate 6 . When the device is in a folded state, the diagonal brace 5 is placed on the upper side of the supporting plates 11 .

[0027] One side of the bearing plate 4 is provided with a first groove 4-1 that matches the size of the slot 10, and the other side of the bearing plate 4 is provided with a second groove 4-2 that matches the size of the force transmission plate 1. When the bearing plate 4 is folded, the slot 10 matches the first groove 4-1, the bearing plate 4 contacts the base plate 6 without a gap, the force transmission plate 1 matches the second groove 4-2, and there is no gap between the bearing plate 4 and the force transmission plate 1 after folding.

[0028] A plurality of reinforcing ribs are arranged in the second groove 4-2 to prevent the bearing plate 4 from sinking after being stressed. The connection between the reinforcing ribs and the connecting device 2 is made of high-strength steel to prevent large deformation.

[0029] Under the premise of ensuring the performance, in order to reduce the use of materials, reduce the weight of the device, facilitate the transportation of the device and improve the economic benefits, the force transmission plate 1 of the utility model is hollowed out and the hollowed-out part of the force transmission plate 1 matches the size of the multiple reinforcing ribs 8 arranged in the second groove 4-2, and the load-bearing plates 4 on both sides of the second groove are hollowed out.

[0030] Working principle:

[0031] Unfold the reaction pier device in the folded state, so that the bearing plate 4 stands vertically on the base plate 6, and the end of the bearing plate 4 is stuck in the slot 10. Tighten the diagonal brace fixing shaft 6-1 by nuts to fix the diagonal brace 5 and the bearing plate 4. At the reaction pier arrangement position reserved on the roadbed surface, holes are drilled according to the positions of the reaction pier anchor holes, the reaction pier device is placed in a suitable position, and the anchor rod 7 is inserted. The end of the anchor rod 7 is provided with threads, and the end is fixed with the anchor rod nut 3. At this point, the device is installed, and a jack is arranged at the position of the bearing plate 4 to carry out lateral deviation correction.

[0032] After the deformation treatment work is completed, the anchor nut 3 is loosened, the anchor 7 is pulled out, and the device is restored to the folded state, and the device is disassembled.

[0033] The device of the utility model does not need to be cast in advance, and can be installed and used after being transported to the site. It is easy to install and only needs to be anchored on the roadbed surface. Secondly, after the device completes the deviation correction work, it can be disassembled and reused. The device of the utility model can be folded during transportation, occupies a small space, and is convenient for transportation. The device of the utility model can provide sufficient deviation correction reaction force to complete the lateral deviation correction work of the ballastless track, ensure the directional smoothness of the line, and extend the service life of the ballastless track.

Claims

1. A steel structure reaction pier device for ballastless track deviation correction, characterized in that: The invention comprises a base plate (6) fixedly arranged on a roadbed surface, wherein a foldable load-bearing plate (4) is arranged on the base plate (6), one side of the load-bearing plate (4) is connected to the base plate (6) via an inclined force transmission plate (1), and the other side of the load-bearing plate (4) is connected to the base plate (6) via an inclined brace (5); the load-bearing plate (4) in a folded state is in seamless contact with the base plate (6), and the load-bearing plate (4) in a non-folded state is vertically fixedly arranged on the base plate (6).

2. The steel structure reaction pier device for ballastless track deviation correction according to claim 1, characterized in that: The two ends of the force transmission plate (1) are connected to the load-bearing plate (4) and the base plate (6) respectively through connecting shafts (9), and connecting devices (2) rotatably connected to the connecting shafts (9) are fixedly provided on the load-bearing plate (4) and the base plate (6).

3. The steel structure reaction pier device for ballastless track deviation correction according to claim 1, characterized in that: The base plate (6) is provided with a clamping groove (10), and the end of the load-bearing plate (4) is provided with a clamping head which is clamped and fixed with the clamping groove (10).

4. The steel structure reaction pier device for ballastless track deviation correction according to claim 3 is characterized in that: One side of the load-bearing plate (4) is provided with a first groove (4-1) whose size matches that of the clamping slot (10), and the other side of the load-bearing plate (4) is provided with a second groove (4-2) whose size matches that of the force transmission plate (1).

5. The steel structure reaction pier device for ballastless track deviation correction according to claim 4 is characterized in that: A plurality of reinforcing ribs (8) are arranged in the second groove (4-2), and the connection between the reinforcing ribs (8) and the connecting device (2) is connected by high-strength steel. The force transmission plate (1) is hollowed out, and the hollowed-out portion of the force transmission plate (1) matches the size of the plurality of reinforcing ribs (8) arranged in the second groove (4-2).

6. The steel structure reaction pier device for ballastless track deviation correction according to claim 4, characterized in that: The bearing plates (4) on both sides of the second groove (4-2) are both hollow-out in design.

7. The steel structure reaction pier device for ballastless track deviation correction according to claim 3 is characterized in that: The two ends of the diagonal brace (5) are rotatably connected to the load-bearing plate (4) and the base plate (6) via the diagonal brace fixing shaft (6-1).

8. The steel structure reaction pier device for ballastless track deviation correction according to claim 7, characterized in that: Support plates (11) capable of supporting the diagonal braces (5) are provided on both sides of the base plate (6).

9. The steel structure reaction pier device for ballastless track deviation correction according to claim 1, characterized in that: Both ends of the base plate (6) are fixed on the roadbed surface via a plurality of anchor rods (7) with anchor rod nuts (3).

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