CN112160194B - Assembled track traffic structure - Google Patents
Assembled track traffic structure Download PDFInfo
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- CN112160194B CN112160194B CN202010842949.1A CN202010842949A CN112160194B CN 112160194 B CN112160194 B CN 112160194B CN 202010842949 A CN202010842949 A CN 202010842949A CN 112160194 B CN112160194 B CN 112160194B
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- butt joint
- guide rail
- block
- air bag
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/38—Indirect fastening of rails by using tie-plates or chairs; Fastening of rails on the tie-plates or in the chairs
- E01B9/44—Fastening the rail on the tie-plate
- E01B9/46—Fastening the rail on the tie-plate by clamps
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- Mechanical Engineering (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses an assembly type rail transit structure and an assembly guide rail pressing plate thereof, which comprise a base body, an abutting part, a limiting block, a containing groove, an abutting layer and a guide rail pressing plate part, wherein the upper end surface of the base body is connected with a cushion pad in an adhesive mode, a supporting column is embedded and installed at the middle end of the inner surface of the cushion pad, the inner surface of the cushion pad is connected with the adhesive layer in an adhesive mode, a fixed block is fixedly connected above the outer end of the cushion pad, the abutting part is installed on the upper end surface of the base body through a bolt, and the abutting part is connected with the fixed block and the upper end of the cushion pad. This assembled track traffic structure and assembly guide rail clamp plate thereof, the butt joint spare after the installation will be stable carry out the air feed work to second gasbag inside through lower extreme extruded first gasbag for the expanded second gasbag supports the conflict piece that contacts 2 group slopes forms and supports and press work, makes it carry out the secondary support through supporting the piece to guide rail clamp plate spare inner, avoids the phenomenon that appears breaking down easily under its guide rail clamp plate spare pressurized condition.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to an assembly type rail transit structure.
Background
Along with the rapid development of urban rail transit construction in China, as the operation of guide rolling stock, directly bear the load that comes from the train to pass to the track structure of road bed or bridge and tunnel structure thing with the load, be a very important part among the urban rail transit, its assembly guide rail clamp plate that needs the adaptation to correspond in the installation carries out support work, but current assembly rail transit structure still has certain defect, just for example:
1. for example, the assembled track slab required by rail transit construction with publication number CN208455371U solves the problems that the assembled track slab required by the existing rail transit construction has poor rain-sheltering effect, is easily soaked by rainwater, and is corroded, so that the service life of the assembled track slab is shortened, but most of the existing assembled track transit structures are fixed mounting structures, so that the pressure relief work cannot be stably performed under the condition of too large bearing capacity, the whole service cycle of the device is reduced, and certain use defects exist in the device;
2. the most building structure through the formula of pouring of current assembled track traffic structure, its maintenance degree of difficulty is big, and the while is unable stable according to the degree of wear of single section guide rail, carries out the change maintenance work of pertinence, and the assembled track traffic structure of assembled is avoiding pouring to overhaul under the big prerequisite of the degree of difficulty, but does not possess better butt joint stability, leads to the unfavorable phenomenon of position incline easily to appear when its pressurized is great, has certain potential safety hazard.
Aiming at the problems, innovative design is urgently needed on the basis of the original rail transit structure.
Disclosure of Invention
The invention aims to provide an assembly type rail transit structure, which solves the problems that most of the existing assembly type rail transit structures proposed in the background technology are fixed installation structures, so that the pressure relief work cannot be stably carried out under the condition of overlarge bearing capacity, the whole service cycle of the device is reduced, most of the existing assembly type rail transit structures are built by pouring, the maintenance difficulty is high, meanwhile, the targeted replacement and maintenance work cannot be stably carried out according to the abrasion degree of a single-section guide rail, and the assembly type rail transit structure does not have good butt joint stability on the premise of avoiding the difficulty in pouring and maintenance, so that the adverse phenomenon of position deflection easily occurs when the assembly type rail transit structure is pressed greatly.
In order to achieve the purpose, the invention provides the following technical scheme: an assembly type rail transit structure comprises a base body, a butt joint piece, a limiting block, a containing groove, a butt joint layer and a guide rail pressing plate piece, wherein the upper end face of the base body is connected with a cushion pad in an adhering mode, a supporting column is embedded and installed at the middle end of the inner surface of the cushion pad, the inner surface of the cushion pad is connected with the adhering layer in an adhering mode, a fixed block is fixedly connected above the outer end of the cushion pad, the butt joint piece is installed on the upper end face of the base body through bolts and is connected with the fixed block and the upper end of the cushion pad, the containing groove is formed in the upper end face of the butt joint piece, the limiting block is connected with an outer end bearing of the containing groove, a preset air cavity is formed in the inner surface of the butt joint piece, a movable block is embedded and installed on the inner side of the preset air cavity, the upper end of the movable block is connected with the lower end of the limiting block, the tail end of the preset air cavity is in a butt joint mode provided with an air inlet end, and the outer end of the air inlet end is fixedly connected with a corrugated pipe, the corrugated pipe is connected with the inner side of a preset air cavity, the inner side of the outer end of the butt joint piece is provided with a sliding groove, the inner side of the sliding groove is nested with a connecting block, the outer end of the connecting block is connected with the corrugated pipe, the lower end face of the outer side of the butt joint piece is connected with a first air bag in a bonding mode, the inner end of the first air bag is provided with an air transmission channel in a penetrating mode, the inner surface of the edge end of the butt joint piece is connected with a butt joint layer in a bonding mode, the upper end of the outer side of the butt joint piece is connected with a second air bag in a bonding mode, the inner end of the second air bag is connected with the air transmission channel, and a guide rail pressing plate is nested and arranged at the upper end of the cushion pad.
Preferably, the blotter is the equidistant distribution of central point about the support column, and the blotter bonds each other through the adhesive linkage each other to the blotter passes through fixed block and stopper, constitutes the block structure, and the blotter is the elastic rubber material simultaneously.
Preferably, the limiting block is provided with a torsion spring and a guide wheel, the shaft end of the limiting block is fixedly connected with the torsion spring, the torsion spring is connected with the outer end of the butt joint piece, and meanwhile the inner end bearing of the limiting block is connected with the guide wheel.
Preferably, the stopper is bent column structure is looked at just, and the stopper passes through torsion spring and constitutes elastic construction with the outer end of butt joint spare to the surface of stopper is laminated with the up end of movable block mutually.
Preferably, the movable block is provided with a return spring and a piston piece, the outer surface of the movable block is fixedly connected with the return spring, the return spring is connected with the inner side of the preset air cavity, and the lower end face of the movable block is fixedly connected with the piston piece.
Preferably, the movable block forms a telescopic structure with the inner side of the preset air cavity through a return spring, the piston part at the lower end of the movable block is attached to the inner side of the preset air cavity, and the corrugated pipe at the tail end of the preset air cavity and the connecting block are of an integrated structure.
Preferably, the first air bag is connected with the outer end of the butt joint piece in an adhesive mode, the first air bag is communicated with the inner end of the second air bag through the air conveying channel, and the second air bag is in a spherical structure in front view.
The utility model provides an assembly rail clamp plate of assembled track traffic structure, includes guide rail clamp plate spare and conflict piece, the inner bearing connection of guide rail clamp plate spare has the conflict piece.
Preferably, the contact piece is provided with a connecting shaft and a friction block, the tail end of the contact piece is provided with the connecting shaft in a penetrating mode, the connecting shaft is connected with the outer side of the guide rail pressing plate, and meanwhile the outer side bearing of the contact piece is connected with the friction block.
Preferably, the conflict piece has 2 groups about the central point symmetric distribution of guide rail clamp plate spare, and 2 groups conflict pieces constitute rotating-structure through the outer end of connecting axle with guide rail clamp plate spare to the conflict piece is the slope column structure just looked, and the surface of the conflict piece is laminated with the limit of guide rail clamp plate spare internal surface mutually simultaneously.
Compared with the prior art, the invention has the beneficial effects that: the fabricated rail transit structure;
1. the buffer cushion is arranged in a fitting manner, the bottom of the guide rail pressing plate can be stably decompressed and supported through the multilayer rubber buffer cushion arranged at the lower end of the guide rail pressing plate in a nesting manner, meanwhile, the installed butt joint piece stably supplies air to the inside of the second air bag through the first air bag extruded at the lower end, so that the expanded second air bag supports and supports the contact pieces in the inclined shape of the contact 2 groups, the inner end of the guide rail pressing plate is secondarily supported through the contact pieces, the phenomenon that the guide rail pressing plate is easily broken under the condition of overlarge pressure is avoided, and the decompression performance of the device is improved;
2. the corrugated pipe is provided with limiting blocks which are symmetrically distributed, the limiting blocks which are in contact with the fixed blocks rotate inwards along with the butt joint piece and the guide rail pressing plate piece along the upper end of the buffer cushion for assembling and butt joint work, the lower ends of the guide rail pressing plate piece in contact are supported and limited, meanwhile, the limiting blocks which rotate inwards contact with the movable blocks, the corrugated pipe is supplied with air through the limiting blocks, the connecting blocks which are connected are driven to synchronously move outwards to carry out secondary limiting support on the bottom end of the guide rail pressing plate piece, and the assembling stability of the device is further enhanced;
3. be provided with the guide rail clamp plate spare convenient to change, whole track structure adopts the assembled technology of executing, and on-the-spot modularization assembly construction cancels on-the-spot concrete placement process and maintenance cycle, is showing and improves the construction speed, and the user only needs to dismantle 2 groups union pieces along the upper end of base member simultaneously, can stabilize convenient change dismantlement work to whole track structure spare part, lets the user carry out the pertinence change maintenance work according to the degree of wear of single section guide rail.
Drawings
FIG. 1 is a schematic cross-sectional structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the docking member of the present invention;
FIG. 3 is a schematic cross-sectional view of the cushion of the present invention;
FIG. 4 is a schematic top view of the docking member of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 6 is a side sectional view of the gas transmission channel of the present invention.
In the figure: 1. a substrate; 2. a cushion pad; 3. a support pillar; 4. an adhesive layer; 5. a fixed block; 6. a docking member; 7. a limiting block; 701. a torsion spring; 702. a guide wheel; 8. a containing groove; 9. presetting an air cavity; 10. a movable block; 1001. a return spring; 1002. a piston member; 11. a bellows; 12. an air inlet end; 13. connecting blocks; 14. a chute; 15. a first air bag; 16. a gas transmission channel; 17. a butt joint layer; 18. a second air bag; 19. a guide rail pressing plate; 20. a contact member; 2001. a connecting shaft; 2002. a friction block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1-6;
the invention provides a technical scheme that: an assembly type rail transit structure comprises a base body 1, a buffer pad 2, a support pillar 3, an adhesive layer 4, a fixed block 5, a butt joint piece 6, a limiting block 7, a containing groove 8, a preset air cavity 9, a movable block 10, a corrugated pipe 11, an air inlet end 12, a connecting block 13, a sliding chute 14, a first air bag 15, an air conveying channel 16, a butt joint layer 17, a second air bag 18, a guide rail pressing plate piece 19 and a collision piece 20, wherein the upper end face of the base body 1 is connected with the buffer pad 2 in an adhesive mode, the support pillar 3 is embedded at the middle end of the inner surface of the buffer pad 2, the adhesive layer 4 is connected to the inner surface of the buffer pad 2 in an adhesive mode, the fixed block 5 is fixedly connected above the outer end of the buffer pad 2, the butt joint piece 6 is installed on the upper end face of the base body 1 through a bolt, the butt joint piece 6 is connected with the fixed block 5 and the upper end of the buffer pad 2, the containing groove 8 is formed in the upper end face of the butt joint piece 6, and the limiting block 7 is connected with a bearing at the outer end of the containing groove 8, the inner surface of the butt joint part 6 is provided with a preset air cavity 9, the inner side of the preset air cavity 9 is nested with a movable block 10, the upper end of the movable block 10 is connected with the lower end of a limiting block 7, the tail end of the preset air cavity 9 is butted with an air inlet end 12, the outer end of the air inlet end 12 is fixedly connected with a corrugated pipe 11, the corrugated pipe 11 is connected with the inner side of the preset air cavity 9, the inner side of the outer end of the butt joint part 6 is provided with a chute 14, the inner side of the chute 14 is nested with a connecting block 13, the outer end of the connecting block 13 is connected with the corrugated pipe 11, the lower end surface of the outer side of the butt joint part 6 is bonded with a first air bag 15, the inner end of the first air bag 15 is penetrated and provided with an air transmission channel 16, the inner surface of the edge end of the butt joint part 6 is bonded with a butt joint layer 17, the upper end of the outer side of the butt joint part 6 is bonded with a second air bag 18, and the inner end of the second air bag 18 is connected with the air transmission channel 16, and the upper end of the cushion pad 2 is nested with a guide rail pressing plate member 19.
The central points of the cushion pads 2 relative to the support columns 3 are distributed at equal intervals, the cushion pads 2 are mutually bonded through the bonding layers 4, the cushion pads 2 form a clamping structure through the fixing blocks 5 and the limiting blocks 7, meanwhile, the cushion pads 2 are made of elastic rubber materials, and the cushion pads 2 bonded at equal intervals can effectively improve the support stability of the device and avoid the deflection bad phenomenon in the pressing process;
the limiting block 7 is provided with a torsion spring 701 and a guide wheel 702, the shaft end of the limiting block 7 is fixedly connected with the torsion spring 701, the torsion spring 701 is connected with the outer end of the butt joint part 6, the inner end bearing of the limiting block 7 is connected with the guide wheel 702, the limiting block 7 is in a zigzag structure in front view, the limiting block 7 and the outer end of the butt joint part 6 form an elastic structure through the torsion spring 701, the outer surface of the limiting block 7 is attached to the upper end face of the movable block 10, the limiting block 7 in contact with the fixed block 5 can be stably stressed to perform angle rotation work, and then the contacted movable block 10 is extruded;
the movable block 10 is provided with a return spring 1001 and a piston member 1002, the outer surface of the movable block 10 is fixedly connected with the return spring 1001, the return spring 1001 is connected with the inner side of the preset air cavity 9, the lower end surface of the movable block 10 is fixedly connected with the piston member 1002, the movable block 10 forms a telescopic structure with the inner side of the preset air cavity 9 through the return spring 1001, the piston member 1002 at the lower end of the movable block 10 is attached to the inner side of the preset air cavity 9, and the corrugated pipe 11 at the tail end of the preset air cavity 9 and the connecting block 13 are of an integrated structure, so that the corrugated pipe 11 expanded by air pressure can stably push the connecting block 13 with the fixed tail end to move outwards until the corrugated pipe 11 performs secondary limiting work on the outer surface of the guide rail pressing plate 19;
the first air bag 15 is connected with the outer end of the butt joint part 6 in an adhesion mode, the first air bag 15 is communicated with the inner end of the second air bag 18 through the air transmission channel 16, the second air bag 18 is in a spherical structure in front view, the pressurized first air bag 15 can stably supply air to the inside of the second air bag 18 through the air transmission channel 16, and the pressurized first air bag supports the inner end of the contact collision part 20 in a collision mode;
please refer to fig. 1;
the invention also provides a technical scheme that: the utility model provides an assembly rail clamp plate of assembled track traffic structure, includes rail clamp plate piece 19 and conflict piece 20, and the inner bearing connection of rail clamp plate piece 19 has conflict piece 20.
The abutting part 20 is provided with a connecting shaft 2001 and a friction block 2002, the connecting shaft 2001 is installed at the tail end of the abutting part 20 in a penetrating mode, the connecting shaft 2001 is connected with the outer side of the guide rail pressing plate 19, meanwhile, the friction block 2002 is connected to the outer side bearing of the abutting part 20, 2 groups of the abutting part 20 are symmetrically distributed on the center point of the guide rail pressing plate 19, the 2 groups of the abutting parts 20 form a rotating structure through the connecting shaft 2001 and the outer end of the guide rail pressing plate 19, the abutting part 20 is in an inclined structure in a front view, meanwhile, the outer surface of the abutting part 20 is attached to the inner surface of the edge end of the guide rail pressing plate 19, the 2 groups of the inclined abutting parts 20 contacting the second air bag 18 are made to move outwards to abut against the inner side of the guide rail pressing plate 19 in a stable stress mode, and supporting stability of the device is further enhanced.
The working principle is as follows: when the assembly type rail transit structure is used, according to the figures 1-3, the device is firstly placed at a position needing to be operated, and after the guide rail pressing plate piece 19 is butted on the upper end face of the buffer cushion 2, the corresponding butting piece 6 can be fixedly installed on the upper end face of the base body 1 through the fastening bolt, and the pressure relief supporting operation can be stably carried out on the bottom of the guide rail pressing plate piece 19 through the multilayer rubber buffer cushion 2 butted at the lower end of the guide rail pressing plate piece 19, so that the position breakage phenomenon under the condition of overlarge pressure is avoided;
according to the figures 1-4, the installed butt joint part 6 extrudes the first air bag 15 through the guide rail pressure plate part 19 which is in stable matching contact with the installed butt joint part 6, at the moment, the pressurized first air bag 15 supplies air to the interior of the second air bag 18 through the air transmission channel 16, at the moment, the expanded spherical second air bag 18 contacts 2 groups of inclined butt joint parts 20 along with the first air bag, at the moment, the pressurized 2 groups of butt joint parts 20 rotate outwards along with the first air bag to be contacted with the inner end of the guide rail pressure plate part 19, and further, the butt joint parts 20 and the adaptive friction blocks 2002 support the inner end of the guide rail pressure plate part 19 for the second time, so that the phenomenon that the guide rail pressure plate part 19 is easily broken under the condition of overlarge pressure is avoided, and the pressure relief performance of the device is ensured;
according to fig. 1 and 4-6, during the mounting of the abutment 6 with the upper end surface of the basic body 1 by means of bolts, the zigzag limiting block 7 at the inner end of the fixing device contacts with the fixing block 5 at the upper end of the buffer cushion 2, so that the limiting block 7 is pressed by the torsion spring 701 at the winding shaft end to rotate inwards until contacting with the lower end of the guide rail pressure plate piece 19 for supporting and limiting, meanwhile, the limiting block 7 rotating inwards contacts with the movable block 10 on the outer side of the abutting part 6, at the moment, the stressed movable block 10 stretches the return spring 1001 to match with the piston part 1002 to move downwards along the inside of the preset air cavity 9, and then make terminal contact's bellows 11 receive the gas pressure to take place the inflation, make it drive the synchronous outside displacement of connecting block 13 that is connected, carry out the secondary spacing support until it to the bottom of guide rail clamp plate piece 19, further strengthened the assembly stability of device, increased holistic practicality.
Those not described in detail in this specification are within the skill of the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an assembled track traffic structure, includes base member (1), interfacing part (6), stopper (7), storage tank (8), butt joint layer (17) and guide rail clamp plate spare (19), its characterized in that: the upper end face of the base body (1) is connected with a cushion pad (2) in an adhering mode, a support column (3) is installed at the middle end of the inner surface of the cushion pad (2) in an embedded mode, an adhering layer (4) is connected with the inner surface of the cushion pad (2) in an adhering mode, a fixed block (5) is fixedly connected to the upper portion of the outer end of the cushion pad (2), a butt joint piece (6) is installed on the upper end face of the base body (1) through bolts, the butt joint piece (6) is connected with the fixed block (5) and the upper end of the cushion pad (2), a containing groove (8) is formed in the upper end face of the butt joint piece (6), a limiting block (7) is connected to the outer end bearing of the containing groove (8), a preset air cavity (9) is formed in the inner surface of the butt joint piece (6), a movable block (10) is installed on the inner side of the preset air cavity (9) in an embedded mode, and the upper end of the movable block (10) is connected with the lower end of the limiting block (7), the tail end of the preset air cavity (9) is in butt joint with an air inlet end (12), the outer end of the air inlet end (12) is fixedly connected with a corrugated pipe (11), the corrugated pipe (11) is connected with the inner side of the preset air cavity (9), the inner side of the outer end of the butt joint piece (6) is provided with a sliding chute (14), the inner side of the sliding chute (14) is nested with a connecting block (13), the outer end of the connecting block (13) is connected with the corrugated pipe (11), the lower end face of the outer side of the butt joint piece (6) is in adhesive connection with a first air bag (15), the inner end of the first air bag (15) is provided with an air transmission channel (16) in a penetrating mode, the inner surface of the edge end of the butt joint piece (6) is in adhesive connection with a butt joint layer (17), the upper end of the outer side of the butt joint piece (6) is in adhesive connection with a second air bag (18), and the inner end of the second air bag (18) is connected with the air transmission channel (16), a guide rail pressing plate piece (19) is nested and installed at the upper end of the buffer cushion (2), a contact piece (20) is connected to the inner end bearing of the guide rail pressing plate piece (19), the contact piece (20) is provided with a connecting shaft (2001) and a friction block (2002), the tail end of the contact piece (20) is provided with the connecting shaft (2001) in a penetrating mode, the connecting shaft (2001) is connected with the outer side of the guide rail pressure plate piece (19), and the outer bearing of the abutting piece (20) is connected with a friction block (2002), the contact pieces (20) are symmetrically distributed with 2 groups about the central point of the guide rail pressure plate piece (19), and 2 groups of contact pieces (20) form a rotating structure with the outer end of the guide rail pressure plate piece (19) through a connecting shaft (2001), the contact piece (20) is in an inclined structure in the front view, and the outer surface of the contact piece (20) is attached to the inner surface of the edge end of the guide rail pressing plate piece (19).
2. The fabricated rail transit structure of claim 1, wherein: blotter (2) are the equidistant distribution of central point about support column (3), and each other blotter (2) bond each other through adhesive linkage (4) to blotter (2) are through fixed block (5) and stopper (7), constitute the block structure, and simultaneously blotter (2) are elastic rubber material.
3. The fabricated rail transit structure of claim 1, wherein: the limiting block (7) is provided with a torsion spring (701) and a guide wheel (702), the shaft end of the limiting block (7) is fixedly connected with the torsion spring (701), the torsion spring (701) is connected with the outer end of the butt joint piece (6), and meanwhile the inner end of the limiting block (7) is connected with the guide wheel (702) through a bearing.
4. The fabricated rail transit structure of claim 3, wherein: stopper (7) are the zigzag form structure in the front view, and stopper (7) constitute elastic construction through torsion spring (701) and the outer end of butt joint piece (6) to the surface of stopper (7) is laminated mutually with the up end of movable block (10).
5. The fabricated rail transit structure of claim 1, wherein: the movable block (10) is provided with a return spring (1001) and a piston piece (1002), the outer surface of the movable block (10) is fixedly connected with the return spring (1001), the return spring (1001) is connected with the inner side of the preset air cavity (9), and the lower end face of the movable block (10) is fixedly connected with the piston piece (1002).
6. The fabricated rail transit structure of claim 5, wherein: the movable block (10) and the inner side of the preset air cavity (9) form a telescopic structure through a return spring (1001), a piston piece (1002) at the lower end of the movable block (10) is attached to the inner side of the preset air cavity (9), and meanwhile, a corrugated pipe (11) at the tail end of the preset air cavity (9) and a connecting block (13) are of an integrated structure.
7. The fabricated rail transit structure of claim 1, wherein: the first air bag (15) is connected with the outer end of the butt joint piece (6) in an adhesion mode, the first air bag (15) is communicated with the inner end of the second air bag (18) through the air transmission channel (16), and the second air bag (18) is of a spherical structure in front view.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010842949.1A CN112160194B (en) | 2020-08-20 | 2020-08-20 | Assembled track traffic structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010842949.1A CN112160194B (en) | 2020-08-20 | 2020-08-20 | Assembled track traffic structure |
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| CN112160194A CN112160194A (en) | 2021-01-01 |
| CN112160194B true CN112160194B (en) | 2022-06-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113738949B (en) * | 2021-08-27 | 2022-12-06 | 广东智铭设计有限公司 | Protection type municipal pipeline laying device with pressure release structure |
| CN113790309B (en) * | 2021-09-08 | 2022-12-16 | 北京建工三建市政工程有限公司 | Support device with wide application range for municipal pipeline laying and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB9917146D0 (en) * | 1999-07-21 | 1999-09-22 | Pandrol Ltd | Suspended rail fastening assembly |
| CN107119508A (en) * | 2017-06-30 | 2017-09-01 | 顾友民 | A kind of fastener device of urban track traffic |
| CN207244354U (en) * | 2017-08-28 | 2018-04-17 | 洛阳双瑞橡塑科技有限公司 | A kind of rail fastener system |
| CN208266593U (en) * | 2017-10-24 | 2018-12-21 | 深圳市永安环保实业有限公司 | A kind of adjustable fastener of spring split |
| CN110863396B (en) * | 2019-12-04 | 2022-03-04 | 河北路通铁路器材有限公司 | Low-noise damping rail |
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