CN110924247A - I-shaped steel rail calibration and alignment device for railway construction - Google Patents
I-shaped steel rail calibration and alignment device for railway construction Download PDFInfo
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- CN110924247A CN110924247A CN201911269124.9A CN201911269124A CN110924247A CN 110924247 A CN110924247 A CN 110924247A CN 201911269124 A CN201911269124 A CN 201911269124A CN 110924247 A CN110924247 A CN 110924247A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 45
- 239000010959 steel Substances 0.000 title claims abstract description 45
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 17
- 238000010030 laminating Methods 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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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
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/16—Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track
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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
- E01B2203/00—Devices for working the railway-superstructure
- E01B2203/01—Devices for working the railway-superstructure with track
- E01B2203/017—Devices for working the railway-superstructure with track removed or not present yet
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Abstract
The invention discloses a H-shaped steel rail calibration and alignment device for railway construction, which comprises a base plate, a balancing weight, a storage battery, a small-sized electric hydraulic rod body, a threaded sleeve and a servo motor, wherein the balancing weight is fixed on the horizontal part at the bottom of the base plate, a driving gear and a driven gear are both connected with the side of a function plate, the function plate is connected with the horizontal part at the top of the base plate, a track groove is formed in the lower end face of a fixed plate and is attached to the top of a stabilizing block, the threaded sleeve is installed on a control threaded rod, the control threaded rod is connected with the output end of the servo motor, and the servo motor is fixed on the lower. This I-shaped steel rail calibration aligning device for railway construction adopts neotype structural design for this device can be comparatively accurate detect rail laminating department, and can carry out stable centre gripping and quick adjustment to the rail that needs the calibration alignment, adjust calibration operation laborsaving, efficient and the precision is high.
Description
Technical Field
The invention relates to the technical field of railway construction, in particular to a H-shaped steel rail calibration and alignment device for railway construction.
Background
The railway construction refers to all civil engineering construction carried out at each stage of railway construction, including railway survey design, construction, maintenance and reconstruction, etc., wherein the laying of steel rail is an important item of railway construction, because the main component parts of railway track can guide the wheels of train to move forward according to the set direction during the steel rail, bear the huge pressure of train wheels, and transmit the pressure to the sleeper, thereby guarantee that the train can run smoothly, the cross section of general steel rail is "I" font, the top is narrow and the edge is designed to be arc, the bottom is wide, for many steel rails head and tail laminating when laying, fix through structures such as fastener, compound rubber tie plate and spike, in order to guarantee the stability of train passing through the junction of 2 adjacent steel rails, 2 adjacent steel rails must be aligned through calibration.
As rail laying continues, the following problems are found in the actual rail alignment process:
1. at present, when steel rails are calibrated and aligned, manual inspection and calibration are mostly adopted, and visual inspection and touch are adopted, so that the precision is low, the speed is low, and the efficiency is low;
2. and when removing the rail and aligning, use the crowbar more, hard and wayward, can't be convenient and accurate carry out the calibration alignment to the rail.
Therefore, the I-shaped steel rail alignment device for railway construction needs to be designed for solving the problems.
Disclosure of Invention
The invention aims to provide a H-shaped steel rail calibration and alignment device for railway construction, and aims to solve the problems that manual inspection and calibration are low in precision, low in speed and efficiency, laborious and difficult to control due to manual use of a crowbar, and cannot conveniently and accurately calibrate and align a steel rail in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a H-shaped steel rail calibration and alignment device for railway construction comprises a base plate, a balancing weight, a storage battery, a small-sized electric hydraulic rod body, a threaded sleeve and a servo motor, wherein the horizontal part at the bottom of the base plate is fixed with the balancing weight, the balancing weight is provided with the storage battery, the storage battery is connected with the small-sized electric hydraulic rod body and the servo motor, a fixed block is fixed at the vertical part side of the base plate, an adjusting bolt is installed at the side of the fixed block, the tail end of the adjusting bolt is connected with an inner plate, the inner plate is attached to the inner side of the fixed block, a connecting spring is fixed on the inner plate, the connecting spring is fixed with a movable rod, the movable rod is attached to the inner side of the fixed block, a threaded sleeve ring is installed at the tail end of the movable rod, the threaded sleeve, meanwhile, a top gear is fixed on a horizontal shaft, the horizontal shaft is installed at the top of a fixed block, a pointer is fixed on the horizontal shaft, a scale plate is fixed at the top of the fixed block, a handle shaft is installed at the horizontal part of the top of the base plate, a driving gear is fixed at the bottom end of the handle shaft and is mutually connected with a driven gear, the driven gear is installed at the top of the base plate, the driving gear and the driven gear are both connected with the side of a function plate, the function plate is mutually connected with the horizontal part of the top of the base plate, a small-sized electric hydraulic rod body is fixed at the bottom end of the function plate, the small-sized electric hydraulic rod body is fixed at the top of a fixed plate, a track groove is formed in the lower end face of the fixed plate and is attached to the top of a stable block, a threaded sleeve, and the control threaded rod is mutually connected with the output end of the servo motor, and the servo motor is fixed on the lower end face of the fixing plate.
Preferably, the adjusting bolt is in threaded connection with a hole formed in the side of the fixed block, the adjusting bolt and the inner plate form a rotating mechanism through a bearing mounted at the tail end of the adjusting bolt, and the bumps on the top and the bottom of the inner plate are in sliding connection with the strip-shaped grooves formed in the inner side of the fixed block.
Preferably, the diameter of the movable rod is the same as that of the separated pulley rod, and the movable rod and the separated pulley rod are both in threaded connection with the threaded lantern ring.
Preferably, the movable rod is in meshed connection with the top gear, the top gear and the pointer are in welded connection with the horizontal shaft, the horizontal shaft and the fixed block form a rotating mechanism through bearings arranged at two ends, and meanwhile the length of the pointer is far larger than the radius of the top gear.
Preferably, the function board is symmetrically distributed about the midpoint of the central connecting line of the driving gear and the driven gear, the diameters of the driving gear and the driven gear are equal, the function board with the side view cross section in the shape of the Chinese character 'gong' is in meshed connection with the driving gear and the driven gear, and meanwhile, the function board is in sliding connection with the strip-shaped window formed in the top of the base board.
Preferably, the stabilizing block has a T-shaped side view cross section, the stabilizing block is slidably connected with the track groove, and the stabilizing block is connected with the threaded sleeve in a welding manner.
Preferably, the number of the threaded sleeves is 2, the threaded sleeves are symmetrically distributed at two ends of a single control threaded rod, the control threaded rod is symmetrically distributed about the center of the positioning block, and the screw thread directions of two sides of the center of the control threaded rod are opposite.
Compared with the prior art, the invention has the beneficial effects that: the I-shaped steel rail calibration and alignment device for railway construction adopts a novel structural design, so that the device can accurately detect the joint of the steel rail, can stably clamp and quickly adjust the steel rail to be calibrated and aligned, and has the advantages of labor-saving adjustment and calibration operation, high efficiency and high precision;
1. the structure consisting of the movable rod, the threaded lantern ring and the separated pulley rod can be conveniently disassembled and assembled, so that the whole device can be conveniently arranged at a steel rail and disassembled and transferred, and the joint of the steel rail can be detected by matching with an adjusting bolt, an inner plate, a top tooth, a horizontal shaft, a pointer and a scale plate;
2. the structure composed of the handle shaft, the driving gear, the driven gear and the function board can stably and accurately adjust the position of the clamping structure in the horizontal direction;
3. the structure that fixed plate, orbit groove, stabilizing block, threaded sleeve and locating block are constituteed can carry out stable centre gripping fixedly to the rail top.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the front cross-sectional structure of the fixing block of the present invention;
FIG. 3 is a side view of the movable rod of the present invention;
FIG. 4 is a schematic side sectional view of the inner panel of the present invention;
FIG. 5 is a schematic diagram of a front cross-sectional structure of a track groove according to the present invention;
FIG. 6 is a schematic side sectional view of the track groove of the present invention;
FIG. 7 is a schematic top cross-sectional view of the drive gear and driven gear of the present invention;
fig. 8 is a schematic top view of the handle shaft of the present invention.
In the figure: 1. a substrate; 2. a balancing weight; 3. a storage battery; 4. a fixed block; 5. adjusting the bolt; 6. an inner plate; 7. a connecting spring; 8. a movable rod; 9. a threaded collar; 10. a separate pulley lever; 11. a top gear; 12. a horizontal axis; 13. a pointer; 14. a scale plate; 15. a handle shaft; 16. a drive gear; 17. a driven gear; 18. a function board; 19. a small-sized electric hydraulic rod body; 20. a fixing plate; 21. a track groove; 22. a stabilizing block; 23. a threaded sleeve; 24. positioning blocks; 25. controlling the threaded rod; 26. a servo motor.
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.
Referring to fig. 1-8, the present invention provides a technical solution: a H-shaped steel rail calibration and alignment device for railway construction comprises a base plate 1, a balancing weight 2, a storage battery 3, a fixing block 4, an adjusting bolt 5, an inner plate 6, a connecting spring 7, a movable rod 8, a threaded lantern ring 9, a separated pulley rod 10, a top gear 11, a horizontal shaft 12, a pointer 13, a scale plate 14, a handle shaft 15, a driving gear 16, a driven gear 17, a function plate 18, a small-sized electric hydraulic rod body 19, a fixing plate 20, a track groove 21, a stabilizing block 22, a threaded sleeve 23, a positioning block 24, a control threaded rod 25 and a servo motor 26, wherein the balancing weight 2 is fixed on the horizontal part of the bottom of the base plate 1, the storage battery 3 is arranged on the balancing weight 2, the storage battery 3 is connected with the small-sized electric hydraulic rod body 19 and the servo motor 26, the fixing block 4 is fixed on the lateral side of the, and the end of the adjusting bolt 5 is connected with the inner plate 6, the inner plate 6 is attached to the inner side of the fixed block 4, the inner plate 6 is fixed with a connecting spring 7, the connecting spring 7 is fixed with a movable rod 8, the movable rod 8 is attached to the inner side of the fixed block 4, the end of the movable rod 8 is provided with a threaded lantern ring 9, the threaded lantern ring 9 is connected with the end of a separate pulley rod 10, the top of the movable rod 8 is connected with the bottom of a top gear 11, the top gear 11 is fixed on a horizontal shaft 12, the horizontal shaft 12 is arranged at the top of the fixed block 4, a pointer 13 is fixed on the horizontal shaft 12, the top of the fixed block 4 is fixed with a scale plate 14, the horizontal part at the top of the base plate 1 is provided with a handle shaft 15, the bottom of the handle shaft 15 is fixed with a driving gear 16, the, drive gear 16 and driven gear 17 all are connected with function board 18 avris, and function board 18 and 1 top horizontal part interconnect of base plate, and function board 18 bottom mounting has small-size electronic hydraulic stem body 19, small-size electronic hydraulic stem body 19 is fixed with fixed plate 20 top simultaneously, orbit groove 21 has been seted up to the terminal surface under the fixed plate 20, and orbit groove 21 and the laminating of stabilizing block 22 top, and stabilizing block 22 bottom mounting has threaded sleeve 23, threaded sleeve 23 bottom mounting has locating piece 24 simultaneously, threaded sleeve 23 is installed on control threaded rod 25, and control threaded rod 25 and servo motor 26 output interconnect, and servo motor 26 fixes at fixed plate 20 lower extreme surface.
In the embodiment, the adjusting bolt 5 is in threaded connection with a hole formed in the side of the fixed block 4, the adjusting bolt 5 and the inner plate 6 form a rotating mechanism through a bearing arranged at the tail end of the adjusting bolt, and the lugs at the top and the bottom of the inner plate 6 are in sliding connection with the strip-shaped grooves formed in the inner side of the fixed block 4;
the diameters of the movable rod 8 and the split type pulley rod 10 are the same, the movable rod 8 and the split type pulley rod 10 are in threaded connection with the threaded lantern ring 9, and the threaded lantern ring 9 can connect the movable rod 8 and the split type pulley rod 10 together through the threaded connection relation due to the structural design;
the movable rod 8 is connected with the top gear 11 in a meshed mode, the top gear 11 and the pointer 13 are both connected with the horizontal shaft 12 in a welded mode, the horizontal shaft 12 and the fixed block 4 form a rotating mechanism through bearings arranged at two ends, meanwhile, the length of the pointer 13 is far larger than the radius of the top gear 11, the movable rod 8 can drive the horizontal shaft 12 and the pointer 13 to rotate through the top gear 11 when sliding and displacing, and the tail end of the pointer 13 can move in a large range when rotating due to the fact that the length of the pointer 13 is designed, and observation is facilitated;
the functional board 18 is symmetrically distributed about the midpoint of the central connecting line of the driving gear 16 and the driven gear 17, the diameters of the driving gear 16 and the driven gear 17 are equal, the functional board 18 with the cross-sectional shape of I-shaped from side view is in meshed connection with the driving gear 16 and the driven gear 17, and the functional board 18 is in sliding connection with the strip window formed on the top of the base plate 1;
the stabilizing block 22 is in a T-shaped side view cross section, the stabilizing block 22 is in sliding connection with the track groove 21, the stabilizing block 22 is in welding connection with the threaded sleeve 23, and the threaded sleeve 23 can be driven to stably slide in the track groove 21 when the threaded sleeve 23 moves due to the structural design, so that the stability of the movement of the threaded sleeve 23 is ensured;
the threaded sleeves 23 are symmetrically distributed on two ends of a single control threaded rod 25, the control threaded rods 25 are symmetrically distributed on the center of the positioning block 24, the thread screwing directions of the two sides of the center of each control threaded rod 25 are opposite, and the two threaded sleeves 23 can be driven to move in opposite directions by the threads with the opposite screwing directions of the two sides of the center of each control threaded rod 25 when the control threaded rods 25 rotate.
The working principle is as follows: in the initial state of the device, the threaded lantern ring 9 in fig. 2 is positioned on the movable rod 8 and does not contact with the separated pulley rod 10, the whole device is arranged beside a steel rail as shown in fig. 1, the separated pulley rod 10 is aligned and attached to the tail end of the movable rod 8, the threaded lantern ring 9 is rotated to the state shown in fig. 2, and the movable rod 8 and the separated pulley rod 10 are stably connected through the threaded lantern ring 9 in a threaded connection relationship;
then, the adjusting bolt 5 in fig. 2 is rotated, the adjusting bolt 5 pushes the inner plate 6 to slide in the fixed block 4, the movable rod 8 and the separated pulley lever 10 are pushed by extruding the connecting spring 7, the steel pulley arranged at the tail end of the separated pulley lever 10 is tightly attached to the middle vertical part of the steel rail, the overall position of the device is adjusted, the steel pulley arranged at the tail end of the separated pulley lever 10 is close to 2 steel rail attaching positions, the substrate 1 is pushed to slide along the track of the steel rail, the separated pulley lever 10 synchronously rotates along with the substrate 1 to pass through the 2 steel rail attaching positions, if the 2 steel rail attaching positions are aligned, the separated pulley lever 10 is pressed by the connecting spring 7 to be attached to the steel rail, the left-right sliding cannot be carried out, if the 2 steel rail attaching positions are staggered, the movable rod 8 and the separated pulley lever 10 will be displaced and slide under the action of the connecting spring 7, so as to keep the tail end pulley of, when the movable rod 8 slides and displaces transversely, the top gear 11 in the figure 2 is driven to rotate, the top gear 11 drives the pointer 13 to rotate through the horizontal shaft 12, and the pointer 13 swings to display that the steel rail at the position is staggered;
after a dislocated steel rail is found, the base plate 1 is moved, the positioning block 24 in the figure 1 is positioned at the tail end of the dislocated guide rail, the storage battery 3 supplies power to the servo motor 26, the servo motor 26 drives the control threaded rod 25 in the figure 5 to rotate forwards through the output end of the servo motor, the control threaded rod 25 drives the 2 threaded sleeves 23 to mutually approach through threads with opposite spiral directions on the two sides of the center of the control threaded rod 25, the threaded sleeves 23 drive the stabilizing blocks 22 to slide along the track of the track groove 21, the 2 positioning blocks 24 approach and are in contact with the steel rail to clamp the steel rail, the servo motor 26 is controlled to stop working, the storage battery 3 supplies power to the small-sized electric hydraulic rod body 19 to control the small-sized electric hydraulic rod body 19 to shrink, the small-sized electric hydraulic rod body 19 slightly lifts the tail end of the dislocated steel rail through the fixing plate 20, the handle on the handle shaft 15 in fig. 8 is rotated, the handle shaft 15 drives the driving gear 16 in fig. 7 to rotate, the driving gear 16 drives the driven gear 17 to rotate in the same speed and in the opposite direction, because the meshing sides of the driving gear 16 and the driven gear 17 and the 2 function boards 18 are different, the driving gear 16 and the driven gear 17 drive the 2 function boards 18 to slide in the same direction, the small-sized electric hydraulic rod body 19 in fig. 1 is stably driven to move left and right with the fixing plate 20, the stabilizing block 22, the threaded sleeve 23 and the positioning block 24, and the positioning block 24 drives the end of the steel rail to displace, so that the steel rail is adjusted and aligned;
after the adjustment is finished, the small-sized electric hydraulic rod body 19 is controlled to extend and reset, the servo motor 26 is controlled to drive the control threaded rod 25 to rotate reversely through the output end of the servo motor, 2 the threaded sleeve 23 is driven to drive the positioning block 24 to be away from and reset each other, the steel rail is not clamped and fixed any more, the base plate 1 is pushed to move again, the separated pulley rod 10 passes through the steel rail joint, the swinging amplitude of the pointer 13 is observed, the pointer 13 does not swing, the steel rail is aligned, the rotary threaded sleeve ring 9 is separated from the separated pulley rod 10, the separated pulley rod 10 is taken down, the device is moved upwards integrally to be away from the steel rail, the device is moved integrally to the next steel rail joint needing to be calibrated.
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 a railway construction is with I-shaped steel rail calibration aligning device, includes base plate (1), balancing weight (2), battery (3), small-size electronic hydraulic stem body (19), threaded sleeve (23) and servo motor (26), its characterized in that: the base plate (1) bottom horizontal part is fixed with balancing weight (2), and is provided with battery (3) on balancing weight (2), and battery (3) and small-size electronic hydraulic stem body (19) and servo motor (26) interconnect, base plate (1) vertical part avris is fixed with fixed block (4), and adjusting bolt (5) is installed to fixed block (4) avris, and adjusting bolt (5) end and inner panel (6) interconnect, and inner panel (6) and fixed block (4) inboard laminating simultaneously, be fixed with connecting spring (7) on inner panel (6), and connecting spring (7) are fixed with movable rod (8), and movable rod (8) and fixed block (4) inboard laminating, the screw thread lantern ring (9) is installed to movable rod (8) end, and screw thread lantern ring (9) and disconnect-type pulley lever (10) end interconnect, and the top of the movable rod (8) is connected with the bottom end of the top gear (11) mutually, the top gear (11) is fixed on the horizontal shaft (12), the horizontal shaft (12) is installed at the top of the fixed block (4), the horizontal shaft (12) is fixed with a pointer (13), the top of the fixed block (4) is fixed with a scale plate (14), the horizontal part of the top of the base plate (1) is provided with a handle shaft (15), the bottom end of the handle shaft (15) is fixed with a driving gear (16), the driving gear (16) is connected with a driven gear (17) mutually, the driven gear (17) is installed at the top of the base plate (1), the driving gear (16) and the driven gear (17) are both connected with the side of the function plate (18), the function plate (18) is connected with the top horizontal part of the base plate (1) mutually, and the bottom end of the function plate (18) is fixed with, simultaneously small-size electronic hydraulic stem body (19) and fixed plate (20) top are fixed, orbit groove (21) have been seted up to terminal surface under fixed plate (20), and orbit groove (21) and the laminating of steady piece (22) top to steady piece (22) bottom mounting has threaded sleeve (23), and threaded sleeve (23) bottom mounting has locating piece (24) simultaneously, threaded sleeve (23) are installed on control threaded rod (25), and control threaded rod (25) and servo motor (26) output interconnect to servo motor (26) are fixed at fixed plate (20) terminal surface down.
2. The apparatus of claim 1, wherein the alignment device comprises: the adjusting bolt (5) is in threaded connection with a hole formed in the side of the fixing block (4), the adjusting bolt (5) and the inner plate (6) form a rotating mechanism through a bearing arranged at the tail end of the adjusting bolt, and bumps on the top and the bottom of the inner plate (6) are in sliding connection with strip-shaped grooves formed in the inner side of the fixing block (4).
3. The apparatus of claim 1, wherein the alignment device comprises: the diameter of the movable rod (8) is the same as that of the separated pulley rod (10), and the movable rod (8) and the separated pulley rod (10) are both in threaded connection with the threaded lantern ring (9).
4. The apparatus of claim 1, wherein the alignment device comprises: the movable rod (8) is connected with the top gear (11) in a meshed mode, the top gear (11) and the pointer (13) are connected with the horizontal shaft (12) in a welded mode, the horizontal shaft (12) forms a rotating mechanism with the fixed block (4) through bearings arranged at two ends, and meanwhile the length of the pointer (13) is far larger than the radius of the top gear (11).
5. The apparatus of claim 1, wherein the alignment device comprises: the function board (18) is symmetrically distributed about the midpoint of the central connecting line of the driving gear (16) and the driven gear (17), the diameters of the driving gear (16) and the driven gear (17) are equal, the function board (18) with the side view cross section in the shape of an I is in meshed connection with the driving gear (16) and the driven gear (17), and meanwhile, the function board (18) is in sliding connection with a strip-shaped window formed in the top of the base plate (1).
6. The apparatus of claim 1, wherein the alignment device comprises: the side view cross section of the stabilizing block (22) is in a T shape, the stabilizing block (22) is in sliding connection with the track groove (21), and the stabilizing block (22) is in welding connection with the threaded sleeve (23).
7. The apparatus of claim 1, wherein the alignment device comprises: the number of the threaded sleeves (23) is 2, the number of the threaded sleeves is 2, the threaded sleeves are symmetrically distributed at two ends of a single control threaded rod (25), the control threaded rods (25) are symmetrically distributed about the center of the positioning block (24), and the screw thread directions of two sides of the center of each control threaded rod (25) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911269124.9A CN110924247A (en) | 2019-12-11 | 2019-12-11 | I-shaped steel rail calibration and alignment device for railway construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911269124.9A CN110924247A (en) | 2019-12-11 | 2019-12-11 | I-shaped steel rail calibration and alignment device for railway construction |
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| CN110924247A true CN110924247A (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911269124.9A Withdrawn CN110924247A (en) | 2019-12-11 | 2019-12-11 | I-shaped steel rail calibration and alignment device for railway construction |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111663376A (en) * | 2020-06-04 | 2020-09-15 | 安徽博晟亿电力科技有限公司 | Railway track sleeper butt joint device and implementation method thereof |
| CN112681037A (en) * | 2020-12-09 | 2021-04-20 | 荆金康 | Track laying device and method for large-scale track traffic engineering construction |
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| CN115162209A (en) * | 2022-08-11 | 2022-10-11 | 四川省交通建设集团股份有限公司 | Hanging basket and self-alignment walking track thereof |
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| CN110553603A (en) * | 2019-10-11 | 2019-12-10 | 上海理工大学 | Auxiliary calibrating device for axial measurement, positioning and indication of steel rail |
Cited By (4)
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| CN111663376A (en) * | 2020-06-04 | 2020-09-15 | 安徽博晟亿电力科技有限公司 | Railway track sleeper butt joint device and implementation method thereof |
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| CN113737585A (en) * | 2021-08-23 | 2021-12-03 | 郑州铁路职业技术学院 | A lateral rectification device for railway track structure |
| CN115162209A (en) * | 2022-08-11 | 2022-10-11 | 四川省交通建设集团股份有限公司 | Hanging basket and self-alignment walking track thereof |
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