CN220394187U - Subway rail-laying combined type connecting channel transition tool - Google Patents
Subway rail-laying combined type connecting channel transition tool Download PDFInfo
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- CN220394187U CN220394187U CN202322177697.7U CN202322177697U CN220394187U CN 220394187 U CN220394187 U CN 220394187U CN 202322177697 U CN202322177697 U CN 202322177697U CN 220394187 U CN220394187 U CN 220394187U
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- 230000007704 transition Effects 0.000 title claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 133
- 239000010959 steel Substances 0.000 claims abstract description 133
- 238000003825 pressing Methods 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 241001669679 Eleotris Species 0.000 abstract description 3
- 230000015271 coagulation Effects 0.000 abstract description 3
- 238000005345 coagulation Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- LNSPFAOULBTYBI-UHFFFAOYSA-N [O].C#C Chemical group [O].C#C LNSPFAOULBTYBI-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model aims to provide a subway rail-laying combined type connecting channel transition tool, which belongs to the technical field of track engineering and comprises a cross beam, a steel rail fastener and a bottom support, wherein the cross beam is positioned at the bottom of a steel rail, the steel rail fastener is positioned at two sides of the steel rail, the cross beam comprises a pipe wall fixing steel plate and an I-shaped steel, the pipe wall fixing steel plate is connected with the pipe wall of a tunnel through expansion bolts, one side of the pipe wall fixing steel plate is vertically connected with two steel plates, the distance between the two steel plates is the same as the thickness of a web plate of the I-shaped steel, one end of the steel plate is provided with a round hole, the other end of the steel plate is provided with a long hole, one end of the I-shaped steel is vertically connected with a connecting plate, the connecting plate is provided with an opening corresponding to the round hole and the long hole of the steel plate, the bottom support is positioned at the bottom of the I-shaped steel through bolts. The tool forms an integral supporting system and supports the sleeper, the steel rail and the rail transportation train, so that the rail car and the platform car can safely pass under heavy load conditions such as track panel transportation, track bed coagulation and the like after being connected.
Description
Technical Field
The utility model belongs to the technical field of track engineering, and particularly relates to a subway rail-laying combined type connecting channel transition tool.
Background
In urban rail transit engineering construction, the track laying engineering is a key link for going up and down, and whether track laying nodes are finished or not directly influences the processes of system engineering and electromechanical installation, so that the opening construction period target of the whole track is influenced. After the construction of the underground line section is completed, the side channel is difficult to construct by adopting a freezing method, the period is long, and the front and rear structures of the connecting channel are unstable in sedimentation, so that the whole ballast bed construction cannot be carried out. Therefore, in order to ensure the construction quality of the whole ballast bed and the track state, a temporary transition mode is required, and the temporary transition track line state is required to meet the passing safety under heavy load conditions such as track panel transportation, ballast bed coagulation and the like after the track car and the scooter are connected, so that the requirement on a temporary transition support system is higher.
At present, three methods of sand bag supporting transition, concrete buttress transition and profile steel supporting transition are commonly adopted in the domestic communication channel transition method. The sand bag support has larger transitional workload and unstable state, and brings potential safety hazard to the passing of engineering vehicles; the concrete buttress transition procedure is complex, formwork erection and pouring are needed, and subsequent chiseling is needed, so that time and labor are wasted. The section steel support transition is simpler and more convenient to construct, but for tracks with different diameters and different structural heights, parameters such as tunnel elevation and the like are required to be measured on site for customization, and the universality is poor. The large manual installation and transportation of partial beam monomer weight is inconvenient, so that oxygen acetylene cutting is mostly adopted in later dismantling, the steel section is fixed in angle, and the applicability of the section is not strong only in a fixed section after processing, so that the scheme of researching the temporary transition of a subway rail laying connection channel is a very urgent problem.
Disclosure of Invention
The utility model aims to provide a subway rail-laying combined type connecting channel transition tool, which forms an integral supporting system to support a sleeper, a steel rail and a rail transportation train, so that the railway vehicle and the railway vehicle can safely pass under heavy load conditions such as transportation rail panel, ballast bed coagulation and the like after being connected and hung, and the tool can be suitable for all subway rails, circulated turnover, manual rapid assembly and disassembly and the like.
The utility model adopts the following technical scheme:
the utility model provides a subway shop rail combination formula contact passageway transition frock, includes crossbeam, rail fastener and bottom sprag, the crossbeam is located the rail bottom, and the rail fastener is located the both sides of rail, the crossbeam includes two pipe wall fixed steel sheets and I-steel, and pipe wall fixed steel sheet passes through expansion bolts with the tunnel pipe wall to be connected, and one side of pipe wall fixed steel sheet is connected with two steel sheets perpendicularly, and the distance between two steel sheets is the same with the web thickness of I-steel, and the one end of steel sheet is equipped with the round hole, and the other end is equipped with the slot hole, and the one end of I-steel is connected with the connecting plate perpendicularly, is equipped with the trompil that the other end of I-steel is equipped with the round hole and the slot hole that correspond with the steel sheet, is connected with the steel sheet through the bolt, and bottom sprag is located the bottom of I-steel.
Further, the cross beam further comprises an extension joint, the extension joint is located between the two I-steel, the extension joint comprises a I-steel I, two ends of the I-steel I are provided with a connecting plate I, and the connecting plate I is provided with an opening corresponding to the connecting plate.
Further, rail fastener includes backing plate, staple bolt and rail clamp plate, the backing plate is located the bottom of rail, is equipped with four trompils all around of backing plate, and the cross-section of rail clamp plate is the zigzag, is located the bottom both sides of rail, and the one end of rail clamp plate is located the bottom top of rail, and the other end is located the top of backing plate, and the one end that the rail clamp plate is located the backing plate top is equipped with the trompil that corresponds with the backing plate, and backing plate and rail clamp plate pass through the staple bolt and are connected with the I-steel.
Further, the anchor ear comprises a double-thread screw rod with a U-shaped section, and a nut is arranged at one end of the double-thread screw rod, which is provided with threads.
Further, the bottom support includes the base, and the both ends of base are equipped with the trompil, are connected with tunnel pipe wall through the bolt, are equipped with the height-adjusting lead screw on the base, and the top of height-adjusting lead screw is equipped with the preforming, is equipped with the bolt hole on the preforming, wears to be equipped with the bolt in the bolt hole, and the preforming passes through the I-steel of bolt and crossbeam to be connected, is equipped with nut and gasket on the bolt.
Compared with the prior art, the utility model provides a modular, assembled and detachable combined adjustable connecting channel transition tool suitable for most subway tunnel engineering, the supporting length of the tool is variable, the problem of connecting channel steel rail transition at different radiuses and different track structure heights is solved, the purposes of improving the construction efficiency and saving manpower and material resources are achieved, the combined structure is simple and feasible, and the tool is easy to install and detach, and the tool has the advantages that:
1. saving resources. At present, the temporary transition of the connecting channel is mostly carried out by adopting modes such as concrete piers or section steel support and the like, and materials cannot be recycled. The utility model comprises a combined support consisting of a steel plate and an I-shaped end beam, after the use, bolts can be dismantled, the cross beam is divided into two sections to be lifted out from the two sides or the middle part of a rail panel, and the two sections are put into a flat car and then transferred to the next operation place for repeated use.
2. The utility model has the advantages of easy material obtaining, small processing difficulty, simple structure and easy cleaning.
3. The utility model has variable length, thereby being suitable for the rail transition of the connecting channel with different radiuses and different track structure heights, being convenient for construction and having wide application range.
4. The steel rail fastener is connected with the I-steel in a hoop manner, so that the position of the steel rail is not limited, the fastener is high in strength, a sleeper can not be installed during temporary transition, and the installation and detachment speed is improved.
5. The setting of bottom sprag greatly increased temporary transition frock's bearing capacity, made the railcar travel more stable on the rail, reduced the risk of falling a way, improved the security performance.
Drawings
FIG. 1 is a schematic diagram of an assembled structure of the present utility model;
FIG. 2 is a schematic diagram of the connection of a tube wall fixing steel plate and I-steel;
FIG. 3 is a schematic cross-sectional view of a connection between a tube wall fixing steel plate and I-steel;
FIG. 4 is a schematic cross-sectional view of an extension;
FIG. 5 is a schematic view of the attachment of a rail fastener to a rail;
fig. 6 is a schematic structural view of the anchor ear;
FIG. 7 is a schematic structural view of a rail clamp;
FIG. 8 is a schematic diagram of the connection of the bottom support to the I-steel;
wherein: 1-a steel rail; 2-fixing steel plates on the pipe wall; 3-I-steel; 4-steel plate; 5-connecting plates; 6-I-steel I; 7-connecting a plate I; 8-backing plate; 9-hoops; 10-a steel rail pressing plate; 11-a base; 12-heightening a screw rod; 13-tabletting; 14-tunnel wall.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
As shown in the figure, the subway rail-laying combined type connecting channel transition tool comprises a cross beam, a steel rail fastener and a bottom support, wherein the cross beam is positioned at the bottom of a steel rail 1, the steel rail fastener is positioned at two sides of the steel rail 1, the cross beam comprises two pipe wall fixing steel plates 2 and I-shaped steel 3, the pipe wall fixing steel plates 2 are connected with a tunnel pipe wall 14 through expansion bolts, one sides of the pipe wall fixing steel plates 2 are vertically connected with two steel plates 4, the distance between the two steel plates 4 is identical to the thickness of a web plate of the I-shaped steel 3, one end of each steel plate 4 is provided with a round hole, the other end of each steel plate 4 is provided with a long hole, one end of each I-shaped steel 3 is vertically connected with a connecting plate 5, the other end of each I-shaped steel 3 is provided with holes corresponding to the round holes and the long holes of the steel plates 4, the bottom support is positioned at the bottom of each I-shaped steel 3 through bolts and connected with the steel plates 4.
The beam further comprises an extension joint, the extension joint is located between the two I-steel plates 3 and comprises I-steel plates I6, two ends of the I-steel plates I6 are provided with connecting plates I7, and the connecting plates I7 are provided with holes corresponding to the connecting plates 5.
The rail fastener comprises a base plate 8, hoops 9 and a rail pressing plate 10, wherein the base plate 8 is located at the bottom of a rail 1, four openings are formed in the periphery of the base plate 8, the cross section of the rail pressing plate 10 is Z-shaped and located at two sides of the bottom of the rail 1, one end of the rail pressing plate 10 is located above the bottom of the rail 1, the other end of the rail pressing plate is located above the base plate 8, one end of the rail pressing plate 10 located above the base plate 8 is provided with an opening corresponding to the base plate 8, and the base plate 8 and the rail pressing plate 10 are connected with the I-shaped steel 3 through the hoops 9.
The anchor ear 9 comprises a double-thread screw rod with a U-shaped section, and a nut is arranged at one end of the double-thread screw rod, which is provided with threads.
The bottom support comprises a base 11, openings are formed in two ends of the base 11 and are connected with a tunnel pipe wall 14 through bolts, a height-adjusting screw rod 12 is arranged on the base 11, a pressing sheet 13 is arranged at the top end of the height-adjusting screw rod 12, a bolt hole is formed in the pressing sheet 13, bolts are arranged in the bolt holes in a penetrating mode, the pressing sheet 13 is connected with I-steel 3 of a cross beam through the bolts, and nuts and gaskets are arranged on the bolts.
The utility model is arranged at the junction channel of the subway shield tunnel, the transition length is set according to the design requirement, and each set of tooling is arranged at 1.2m intervals.
The pipe wall fixing steel plate 2 is formed by cutting 500 x 200 x 10 steel plates, phi 18 holes are formed in four corners of the pipe wall fixing steel plate and used for installing expansion bolts, and the expansion bolts can enable the pipe wall fixing steel plate 2 to be reliably connected with a pipe wall. Two steel plates 4 which are vertical to the pipe wall are welded on the other side of the pipe wall fixing steel plate 2, the distance between the two steel plates 4 is 10mm, and phi 22 round holes and phi 22 long holes are correspondingly formed. Two transition tools are arranged on each pipe wall fixing steel plate 2.
The I-steel 3 is 20b I-steel, 300 x 200 x 10 of the end head of one side of the 20b I-steel is vertically welded with the connecting plate 5, 9 phi 18 holes are uniformly formed in the edge of the connecting plate 5, phi 22 round holes and phi 22 long holes are formed in the end head of the other side of the 20b I-steel, the two ends of the two ends are connected with the steel plate 4 through high-strength bolts, and the positions of the long hole bolts are adjusted to enable the pipe wall fixing steel plate 2 to be attached to the pipe wall. Two transition tools are arranged in each set of the 20b I-steel.
The length of the lengthening section is 5-70cm, 300 x 200 x 10 connecting plates I7 are vertically welded at two ends of a I-shaped steel I6, 9 phi 18 holes are uniformly formed in the edge of the connecting plates I7, the lengthening section is connected with the I-shaped steel I3 through high-strength bolts, the length of the lengthening section is specifically determined according to field measurement (the length of the lengthening section is set to be 30cm, the total length is suitable for 5.5m and 5.9m shields), and the lengthening section is padded to adapt to thickness steel plate adjustment when the length is smaller than 5 cm.
The cross beam can be suitable for various shield diameters and various ballast bed thicknesses, and has the advantages of high dismounting speed, high strength, flexible and convenient transportation of all parts and the like through bolting.
The backing plate 8 is formed by cutting a steel plate with the diameter of 290 x 170 x 10, 4 phi 18 holes are formed, the center distance of the rectangular holes is 218 x 120, and the number of the backing plate 8 can be increased when the steel rail height needs to be finely adjusted.
The rail clamp 10 is fastened by bolts to prevent displacement of the rail. 4 tools are arranged in each set.
The anchor ear 9 is formed by bending a phi 16 double-head threaded screw rod, reliably connects the cross beam, the steel rail pressing plate and the backing plate, and connects the steel rail and the cross beam into a whole. The steel rail is not limited by the position on the I-steel, and the track gauge and the steel rail positioning can be freely adjusted.
The height-adjusting screw rod 12 adopts phi 40 x 300 and the height adjustable range is 350-600, so that the thickness requirements of all ballast beds can be met.
The base 11 is provided with holes and is connected with the tunnel pipe wall 14 through expansion bolts, so that the stability is kept, and two phi 16 bolts and the pressing piece 13 are adopted to connect the cross beam with the bottom support.
Claims (5)
1. Subway rail laying combined type contact channel transition tool, its characterized in that: including crossbeam, rail fastener and bottom sprag, the crossbeam is located rail (1) bottom, and rail fastener is located the both sides of rail (1), the crossbeam includes two pipe wall fixed steel sheet (2) and I-steel (3), pipe wall fixed steel sheet (2) are connected through expansion bolts with tunnel pipe wall (14), one side of pipe wall fixed steel sheet (2) is connected with two steel sheets (4) perpendicularly, distance between two steel sheets (4) is the same with the web thickness of I-steel (3), the one end of steel sheet (4) is equipped with the round hole, the other end is equipped with the slot hole, the one end of I-steel (3) is connected with connecting plate (5) perpendicularly, be equipped with the trompil on connecting plate (5), the other end of I-steel (3) is equipped with the trompil that corresponds with round hole and slot hole of steel sheet (4), be connected with steel sheet (4) through the bolt, bottom sprag is located the bottom of I-steel (3).
2. The subway rail-laying combined type communication channel transition tool according to claim 1, wherein: the beam further comprises an extension joint, the extension joint is located between the two I-steel (3), the extension joint comprises a I-steel I (6), two ends of the I-steel I (6) are provided with a connecting plate I (7), and the connecting plate I (7) is provided with an opening corresponding to the connecting plate (5).
3. The subway rail-laying combined type communication channel transition tool according to claim 1, wherein: the steel rail fastener comprises a base plate (8), anchor clamps (9) and a steel rail pressing plate (10), wherein the base plate (8) is located at the bottom of a steel rail (1), four openings are formed in the periphery of the base plate (8), the cross section of the steel rail pressing plate (10) is Z-shaped, the steel rail pressing plate is located at two sides of the bottom of the steel rail (1), one end of the steel rail pressing plate (10) is located above the bottom of the steel rail (1), the other end of the steel rail pressing plate is located above the base plate (8), one end of the steel rail pressing plate (10) located above the base plate (8) is provided with an opening corresponding to the base plate (8), and the base plate (8) and the steel rail pressing plate (10) are connected with an I-shaped steel (3) through the anchor clamps (9).
4. A subway rail laying combined type contact passage transition tool as set forth in claim 3, wherein: the anchor ear (9) comprises a double-thread screw rod with a U-shaped section, and a nut is arranged at one end of the double-thread screw rod, which is provided with threads.
5. The subway rail-laying combined type communication channel transition tool according to claim 1, wherein: the bottom support comprises a base (11), openings are formed in two ends of the base (11), the base is connected with a tunnel pipe wall (14) through bolts, a height-adjusting screw rod (12) is arranged on the base (11), a pressing sheet (13) is arranged at the top end of the height-adjusting screw rod (12), bolt holes are formed in the pressing sheet (13), bolts are arranged in the bolt holes in a penetrating mode, the pressing sheet (13) is connected with I-steel (3) of a cross beam through the bolts, and nuts and gaskets are arranged on the bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322177697.7U CN220394187U (en) | 2023-08-14 | 2023-08-14 | Subway rail-laying combined type connecting channel transition tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322177697.7U CN220394187U (en) | 2023-08-14 | 2023-08-14 | Subway rail-laying combined type connecting channel transition tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220394187U true CN220394187U (en) | 2024-01-26 |
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ID=89607339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322177697.7U Active CN220394187U (en) | 2023-08-14 | 2023-08-14 | Subway rail-laying combined type connecting channel transition tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220394187U (en) |
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2023
- 2023-08-14 CN CN202322177697.7U patent/CN220394187U/en active Active
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