CN215800701U - Shock attenuation shaped steel rail fastener device - Google Patents
Shock attenuation shaped steel rail fastener device Download PDFInfo
- Publication number
- CN215800701U CN215800701U CN202120292615.1U CN202120292615U CN215800701U CN 215800701 U CN215800701 U CN 215800701U CN 202120292615 U CN202120292615 U CN 202120292615U CN 215800701 U CN215800701 U CN 215800701U
- Authority
- CN
- China
- Prior art keywords
- steel rail
- rail
- fastener device
- shock
- fastening bolt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 55
- 239000010959 steel Substances 0.000 title claims abstract description 55
- 230000035939 shock Effects 0.000 title description 12
- 241001669679 Eleotris Species 0.000 claims abstract description 15
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract description 14
- 238000009434 installation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Landscapes
- Railway Tracks (AREA)
Abstract
The utility model discloses a damping steel rail fastener device, which comprises a sleeper positioned below a steel rail and a fastener device for fixing the steel rail, wherein the fastener device is symmetrically distributed along the left and right of the steel rail and comprises a transverse fastening component and a longitudinal fastening component; the longitudinal fastening assembly comprises a longitudinal fastening bolt and a spring, the longitudinal fastening bolt is in contact with the steel rail through a threaded hole of the horizontal part of the fixing plate, the spring is sleeved outside the longitudinal fastening bolt on the lower side of the horizontal retaining area of the fixing plate, and two ends of the spring are respectively connected with the lower surfaces of the steel rail and the horizontal retaining area of the fixing plate. The utility model solves the problems of complex steel rail installation, time-consuming maintenance, poor damping effect and high noise in the running process of a train in the prior art.
Description
Technical Field
The utility model relates to a damping type steel rail fastener device, and belongs to the technical field of rail transit.
Background
A clip is a component on a rail used to join a rail to a tie. Its function is to fix the rail to the sleeper, maintain the gauge and prevent the rail from moving longitudinally and transversely relative to the sleeper. The rail fastener comprises a spike, a rail pad, an elastic or rigid fastening piece and the like. The fastener can effectively maintain the reliable connection between the steel rail and the sleeper for a long time, and can fully exert the buffering and damping performance under the action of power to delay the residual deformation accumulation of the rail. Therefore, it is required that it should have sufficient strength, durability and a certain elasticity, and should be simple in construction and easy to install and remove.
However, when the steel rail fastener is actually used, some defects still exist, for example, the existing steel rail fastener has the problem of poor damping effect, once the damping effect is poor, the fastener is extruded and deformed, the fastening effect is further poor, traffic accidents are easily caused, and vibration can generate noise; the existing steel rail fastener also has the problem of troublesome installation and disassembly, and once the fastener is damaged and needs to be maintained or replaced regularly, certain trouble is brought to later-stage maintenance personnel, so that the maintenance time is prolonged, and the normal traffic of vehicles is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model aims to provide a damping type steel rail fastener device which solves the problems of complex installation, poor damping effect and high noise in the prior art.
In order to achieve the above object, the present invention adopts the following technical solutions:
a shock-absorbing steel rail fastener device comprises a sleeper and a fastener device for fixing a steel rail, wherein the sleeper is positioned below the steel rail, the fastener device is symmetrically distributed along the left and right of the steel rail, the fastener device comprises a transverse fastening component and a longitudinal fastening component, the transverse fastening component comprises a fixed seat fixed on the sleeper and a fixed plate connected on the fixed seat through a transverse fastening bolt, the fixed plate comprises a vertical blocking area and a horizontal blocking area, and the vertical blocking area is in contact with a rail web;
the longitudinal fastening assembly comprises a longitudinal fastening bolt and a spring, the longitudinal fastening bolt is in contact with the steel rail through a threaded hole in the horizontal retaining area of the fixing plate, the spring is sleeved outside the longitudinal fastening bolt on the lower side of the horizontal retaining area of the fixing plate, and two ends of the spring are respectively connected with the lower surfaces of the steel rail and the horizontal retaining area of the fixing plate.
Preferably, in the aforementioned shock-absorbing type steel rail fastening device, the fixing plate is made of an elastic material.
Preferably, in the damping steel rail fastener device, the rail connecting surface of the vertical blocking area matches with the profile of the rail web side surface.
Preferably, a shock absorption pad is further arranged between the vertical blocking area and the rail web of the shock absorption type steel rail fastener device.
Preferably, in the damping steel rail fastener device, a waist-shaped hole is formed in the horizontal blocking area perpendicular to the direction of the steel rail, and the transverse fastening bolt penetrates through the waist-shaped hole to connect the horizontal blocking area with the fixed seat.
Preferably, aforementioned shock attenuation shaped steel rail fastener device, rail bottom still are equipped with adjust the cylinder, and adjust the cylinder embedded in the sleeper, adjust the cylinder and still include pressure sensor, displacement sensor.
The utility model achieves the following beneficial effects:
1. the utility model achieves the effect of convenient installation and disassembly by arranging the mutual matching of the bolt, the spring, the fixing plate and the fixing seat, avoids the problems of troublesome installation steps and long time consumption of the existing steel rail fastener during installation, effectively reduces the maintenance time and enhances the simplicity and convenience of the device;
2. the utility model is provided with the shock pad and the spring, can absorb shock and sound to the vibrating steel rail and reduce noise pollution;
3. the design of the fixing plate has certain shock absorption in the transverse direction and the longitudinal direction of the steel rail, and omnibearing buffering is carried out;
4. the adjusting cylinder forms a longitudinal damping safety mechanism, and when the elasticity of the spring is weakened, constant longitudinal fastening force can be ensured by adjusting the air pressure; when the steel rail is replaced or maintained, the steel rail can be easily separated from the sleeper by adjusting the lifting of the air cylinder, and the time loss is reduced.
Drawings
FIG. 1 is an overall block diagram of the present invention;
the meaning of the reference symbols in the figures: 1-a steel rail; 2-a shock pad; 3, fixing a plate; 31-a vertical zone; 32-horizontal zone; 4-longitudinally tightening the bolt; 5-a spring; 6-transversely tightening the bolt; 7-a fixed seat; 8-adjusting the cylinder; 9-sleeper.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As can be seen from fig. 1, the present invention comprises a rail 1, sleepers 9 located below the rail 1, and fastener means for securing the rail 1, the fastener means being arranged symmetrically left and right along the rail 1, the fastener means comprising transverse fastening elements and longitudinal fastening elements.
Horizontal straining subassembly is including fixing the fixing base 7 on sleeper 9, and fixed plate 3 is approximate to "L" type, and the horizontal fender district 32 of fixed plate 3 is equipped with waist type hole, and horizontal tight set bolt 6 passes waist type hole and connects fixed plate 3 on fixed base 7, through waist type hole adjustment fixed plate 3's position, makes the vertical fender district 31 and the contact of rail web of fixed plate 3 (the vertical fender district shape and the rail web shape phase-match of fixed plate 3), carries out horizontal straining to rail 1. The fixed plate 3 is made by elastic material, can be better carry out the shock attenuation to rail 1, still is equipped with shock pad 2 between the vertical fender district 31 of fixed plate 3 and the rail web contact surface in addition, can inhale the sound at the absorbing in-process, noise abatement pollution.
The longitudinal fastening component comprises a longitudinal fastening bolt 4 and a spring 5, a threaded hole is formed in the horizontal blocking area 32 of the fixing plate 3, the longitudinal fastening bolt 4 is arranged in the threaded hole, the longitudinal fastening bolt 4 is in threaded connection with the upper end face of the bottom of the steel rail 1 through the threaded hole, the spring 5 is sleeved on the outer side of the longitudinal fastening bolt 4 on the lower side of the fixing plate 3, and the two ends of the spring 5 are respectively connected with the lower surfaces of the steel rail 1 and the horizontal blocking area 32 of the fixing plate.
The bottom of the steel rail 1 is also provided with an adjusting cylinder 8, and the adjusting cylinder 8 is embedded in the sleeper 9. Then through 8 air intakes to adjust cylinder to can drive rail 1 and reciprocate, through the size of adjusting the air input, the height of regulation rail 1 that can be quick makes rail 1 keep the level through displacement sensor, thereby it is fixed with rail 1 through twisting vertical holding bolt 4, spring 5 can play fine buffering shock attenuation and noise cancelling effect. In addition, the adjusting cylinder 8 forms a longitudinal damping safety mechanism, when the elasticity of the spring 5 is weakened, the air pressure is adjusted, and constant longitudinal fastening force is ensured through the pressure sensor; when the steel rail is replaced or maintained, the steel rail 1 can be easily separated from the sleeper 9 by adjusting the lifting of the air cylinder 8, and the time loss is reduced.
The utility model achieves the effect of convenient installation and disassembly by arranging the mutual matching of the bolt, the spring, the fixing plate and the fixing seat, avoids the problems of troublesome installation steps and long time consumption of the existing steel rail fastener during installation, effectively reduces the maintenance time and enhances the simplicity and convenience of the device; the damping pad and the spring can damp and absorb the vibration of the steel rail, so that the noise pollution is reduced; the transverse direction and the longitudinal direction of the steel rail are damped to a certain extent, and omnibearing buffering is carried out; the adjusting cylinder forms a longitudinal damping safety mechanism, and when the elasticity of the spring is weakened, constant longitudinal fastening force can be ensured by adjusting the air pressure; when the steel rail is replaced or maintained, the steel rail can be easily separated from the sleeper by adjusting the lifting of the air cylinder, and the time loss is reduced.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The shock-absorbing steel rail fastener device is characterized by comprising sleepers (9) positioned below a steel rail (1) and fastener devices for fixing the steel rail (1), wherein the fastener devices are symmetrically distributed along the steel rail (1) in the left-right direction, each fastener device comprises a transverse fastening component and a longitudinal fastening component, each transverse fastening component comprises a fixed seat (7) fixed on the sleeper (9) and a fixed plate (3) connected to the fixed seat (7) through a transverse fastening bolt (6), each fixed plate (3) comprises a vertical blocking area (31) and a horizontal blocking area (32), and the vertical blocking areas (31) are in contact with rail webs;
the longitudinal fastening assembly comprises a longitudinal fastening bolt (4) and a spring (5), the longitudinal fastening bolt (4) is in contact with the steel rail (1) through a threaded hole of the horizontal retaining area (32) of the fixing plate, the spring (5) is sleeved on the outer side of the longitudinal fastening bolt (4) on the lower side of the horizontal retaining area (32) of the fixing plate, and two ends of the spring (5) are respectively connected with the lower surfaces of the steel rail (1) and the horizontal retaining area (32) of the fixing plate.
2. A shock-absorbing type steel rail fastener device according to claim 1, wherein the material of said fixing plate (3) is an elastic material.
3. A shock-absorbing steel rail fastener device according to claim 1, wherein the rail contact surface of said vertical stopper portion (31) matches the profile of the rail web side surface.
4. A shock-absorbing steel rail fastener device according to claim 1, wherein a shock-absorbing pad (2) is further provided between the vertical stop region (31) and the rail web.
5. A shock-absorbing steel rail fastener device according to claim 1, wherein said horizontal abutment portion (32) is provided with a kidney-shaped hole perpendicular to the rail direction, and a transverse fastening bolt (6) is passed through said kidney-shaped hole to connect the horizontal abutment portion (32) to the fixing base (7).
6. A shock-absorbing steel rail fastener device according to claim 1, wherein the bottom of the steel rail (1) is further provided with an adjusting cylinder (8), the adjusting cylinder (8) is embedded in a sleeper (9), and the adjusting cylinder (8) further comprises a pressure sensor and a displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120292615.1U CN215800701U (en) | 2021-02-02 | 2021-02-02 | Shock attenuation shaped steel rail fastener device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120292615.1U CN215800701U (en) | 2021-02-02 | 2021-02-02 | Shock attenuation shaped steel rail fastener device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215800701U true CN215800701U (en) | 2022-02-11 |
Family
ID=80161191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120292615.1U Active CN215800701U (en) | 2021-02-02 | 2021-02-02 | Shock attenuation shaped steel rail fastener device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215800701U (en) |
-
2021
- 2021-02-02 CN CN202120292615.1U patent/CN215800701U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2013060094A1 (en) | Elastic fixing device for rail | |
| CN105862522B (en) | Urban track traffic vibration damping switch structure | |
| CN101413233A (en) | Method and device for designing shock and vibration absorption type steel rail suspending fastener | |
| CN204753273U (en) | Rail shock absorbing means for track traffic | |
| CN114032713A (en) | Steel rail connecting device and steel rail fixing structure | |
| CN201785681U (en) | Fastening device used for urban rail transit | |
| CN105421165A (en) | Steel rail fixing structure for ballastless track and steel rail supporting device of steel rail fixing structure | |
| CN105274909A (en) | Steel rail vibration absorbing fastener | |
| CN101413231A (en) | Design and structure of self-locking type rail base dynamic vibration absorber | |
| CN108978364A (en) | A kind of shoulder block formula Damping fastening | |
| CN207631262U (en) | A kind of connection structure of the car body and bogie of straddle-type single-track vehicle | |
| CN101372823A (en) | Design method and structure of resonant type dynamic track vibration damping denoising fastener | |
| CN207244354U (en) | A kind of rail fastener system | |
| CN208379347U (en) | Novel track damper | |
| CN215800701U (en) | Shock attenuation shaped steel rail fastener device | |
| CN209144592U (en) | Track vibration-reducing support device | |
| CN205012161U (en) | Rail damping fastener | |
| CN114517425A (en) | High-damping steel rail stabilizer and stabilizing method | |
| KR20140000963U (en) | Rail fastening apparatus | |
| CN212270545U (en) | Abnormal abrasion suppression device for rail transit wheel rail | |
| CN209798446U (en) | Shearing type track shock absorber | |
| CN204780482U (en) | A anti rail damping fastener is turned round to height for horizontal low frequency resonance | |
| CN113005825A (en) | Track gauge keeping method and track shock absorber | |
| CN1201050C (en) | Integral optimization for switch parts | |
| WO2021035846A1 (en) | Fastener assembly with sleeper retaining shoulder used in ballastless track |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |