Railway elastic strip for fixing train rail
By designing a railway elastic bar device, a stable pressing and limiting mechanism for the elastic bar body is achieved using components such as positioning pressure plates, drive rods, and ring arms. This solves the problem of the inability to fine-tune in existing technologies, ensuring the stability and safety of the track connection, and is convenient and practical.
Patent Information
- Application Number
- CN202423021896.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-09
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-12-09
AI Technical Summary
Existing railway elastic clips cannot be fine-tuned, and the clip body cannot be fully pressed and limited, resulting in unstable track connections and affecting train operation safety.
A railway elastic clip device was designed, including a pad, an elastic clip body, a positioning device, and a fixing component. Through the combination of a positioning pressure plate, a drive rod, a ring arm, and a locking component, the device achieves stable pressing and limiting of the elastic clip body, adapting to elastic clips of different sizes and positions.
It achieves stable pressing and limiting of the spring bar body, adapts to spring bars of various sizes and positions, ensures the stability and safety of the track connection, and is convenient and practical.
Smart Images
Figure CN223522914U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of rail spring bar fastener, particularly relates to a railway spring bar for fixing train rail. BACKGROUND
[0002] The railway spring bar is one of the most widely used steel rail fixing key parts, the spring bar not only provides certain clamping pressure and track longitudinal crawling resistance for the track rail to ensure that the deformation of the track rail in the vehicle operation is within the safety range, but also provides the fatigue life of the relative alternating dynamic deformation of the track rail under the dynamic load condition of the vehicle wheel.
[0003] The clamping piece of the elastic fastener is mainly the spring bar, which produces clamping pressure on the track through the bending and torsional deformation of the spring bar, long-term effectively ensures the reliable connection between the steel rails, maintains the integrity of the track as much as possible, prevents the longitudinal and transverse movement of the steel rail relative to the sleeper, ensures the normal gauge, and thus ensures the driving safety of the track vehicle; The limiting plate of the existing railway spring bar convenient to install and fasten is welded on the steel rail clamp seat, so that fine adjustment cannot be carried out, the spring bar body cannot be comprehensively pressed and limited, and therefore a spring shock absorber for train track is required to be developed, which can limit the spring bar body as a whole. SUMMARY
[0004] The utility model discloses a railway spring bar for fixing train rail, which is ingenious in structure, can stably and firmly press the spring bar body according to the shape and size of the spring bar body, has good adaptability, and is convenient and practical.
[0005] The utility model discloses a technical scheme for realizing the purpose is: the utility model has the backing pad and elastic strip body, be equipped with fixed bolt on the backing pad, the elastic strip body is fixed on the backing pad through fixed bolt, be equipped with the side plate of one side of the elastic strip body on the backing pad and can press, still be equipped with two positioning device of opposite arrangement and can be positioned to the elastic strip body on the backing pad, the positioning device includes the sliding bottom plate of sliding setting on the backing pad and can be fixed on the backing pad through locking piece, the positioning rod of fixed on the sliding bottom plate, a plurality of first elastic pressing plate of even distribution on the positioning rod along the axis of positioning rod, the positioning pressing plate of lifting sliding setting on the positioning rod and opposite setting on the positioning pressing plate and can be fixed with the elastic strip body fixed assembly, the one end of each first elastic pressing plate is integrally formed with the positioning rod, and the other end of each first elastic pressing plate extends obliquely downwards, be equipped with the through -hole of coaxial setting of positioning rod on the sliding bottom plate, be equipped with a plurality of second elastic pressing plate of circularly distributing on the inner wall of through -hole along the axis of through -hole in the through -hole, the one end of each second elastic pressing plate is integrally formed with the positioning pressing plate, and the other end of each second elastic pressing plate extends obliquely upwards, all be equipped with first guide inclined plane and first stop surface on each first elastic pressing plate, all be equipped with the second guide inclined plane of the first guide inclined plane on each second elastic pressing plate and can with the second stop surface of first stop surface corresponding cooperation, the fixed assembly includes the drive rod of rotation connection on the positioning pressing plate, the drive slider of opposite sliding setting on the positioning pressing plate under the action of drive rod and the ring arm of rotation connection on each drive slider, the ring arm of each drive slider is opposite setting, and the positioning pressing plate is through the cooperation of first guide inclined plane and second guide inclined plane to overcome the elasticity of first elastic pressing plate and slide to the below of first elastic pressing plate to press the elastic strip body, and through the cooperation of first stop surface and second stop surface carries out the stop, after the positioning pressing plate and the elastic strip body press, each opposite setting ring arm is through the drive of drive rod and holds tightly on the elastic strip body and is fixed through locking piece.
[0006] Further, the driving rod is a double-end screw rod, the positioning pressing plate is provided with a bottom sliding groove corresponding to each driving rod, the extension direction of each bottom sliding groove is perpendicular to the axis of the positioning rod, one end of the double-end screw rod is rotationally connected in the bottom sliding groove, the other end of the double-end screw rod extends out of the positioning pressing plate after penetrating through the bottom sliding groove, the end of the double-end screw rod extending out of the positioning pressing plate is fixedly provided with a handle, each driving sliding block is provided with a screw hole matched with the threaded portion on the double-end screw rod, each driving sliding block is relatively moved through the cooperation of the screw hole and the threaded portion on the double-end screw rod, each driving sliding block is fixedly provided with a rotating seat, one end of each ring arm is rotationally connected to the rotating seat, the other end of each ring arm is rotationally connected with a locking plate, each locking plate is provided with a through hole, each through hole is communicated after the mutual abutment of each locking plate, a locking bolt is matched in the through hole, a locking nut is matched on the locking bolt, each ring arm is tightly held on the outer wall of the elastic strip body through the rotational connection with the rotating seat, and is fixed on the elastic strip body through the cooperation of the locking bolt and the locking nut.
[0007] Further, the positioning rod is provided with a locking sleeve capable of pressing the positioning pressing plate after the elastic strip body is pressed by the positioning pressing plate, the positioning rod is provided with a locking external thread, the locking sleeve is provided with a locking internal thread matched with the locking external thread, and the locking sleeve is moved downward through the cooperation of the locking external thread and the locking internal thread and is pressed against the upper end face of the positioning pressing plate.
[0008] Further, the sliding bottom plate is provided with a bottom sliding block, the base plate is provided with a sliding bottom groove in which the bottom sliding block is slidably arranged, the extension direction of the sliding bottom groove is perpendicular to the extension direction of the bottom sliding groove, the side wall of the sliding bottom groove is provided with a limiting sliding groove, the two sides of the bottom sliding block are provided with limiting sliding blocks slidably arranged in the limiting sliding grooves, each limiting sliding block is provided with a positioning lock hole, a positioning lock pin is matched in the positioning lock hole, the two sides of the sliding bottom groove are provided with a plurality of adjusting lock holes uniformly distributed along the extension direction of the sliding bottom groove, the sliding bottom plate is slidably connected to the base plate through the cooperation of the bottom sliding block and the sliding bottom groove and the cooperation of the limiting sliding block and the limiting sliding groove, and the positioning lock pin penetrates through the adjusting lock hole and extends into the positioning lock pin to fix the sliding bottom plate on the base plate.
[0009] Further, the base plate is provided with an open groove corresponding to each limiting sliding groove, one end of each open groove is communicated with the limiting sliding groove, and the other end of each open groove extends to the upper end of the base plate, the extension direction of the open groove is perpendicular to the base plate, and each limiting sliding block is slidably arranged in the limiting sliding groove after penetrating through the open groove.
[0010] Further, the sliding through groove is provided on the cushion plate, the extending direction of the sliding through groove is perpendicular to the extending direction of the sliding bottom groove, the side plate is slidably arranged in the sliding through groove, a plurality of side edge slide rods are arranged on the surface of the side plate away from the elastic strip body, the extending direction of each side edge slide rod is parallel to the extending direction of the sliding bottom groove, a side edge slide hole matched with each side edge slide rod is arranged on the side wall of the sliding through groove, a reset spring is sleeved on each side edge slide rod, and the two ends of the reset spring are arranged on the side edge slide rod and the side edge slide hole respectively.
[0011] Further, the sliding through groove is provided on the cushion plate, the extending direction of the sliding through groove is perpendicular to the extending direction of the sliding bottom groove, the side plate is slidably arranged in the sliding through groove, a plurality of side edge slide rods are arranged on the surface of the side plate away from the elastic strip body, the extending direction of each side edge slide rod is parallel to the extending direction of the sliding bottom groove, a side edge slide hole matched with each side edge slide rod is arranged on the side wall of the sliding through groove, a reset spring is sleeved on each side edge slide rod, and the two ends of the reset spring are arranged on the side edge slide rod and the side edge slide hole respectively.
[0012] The utility model discloses have active effect: (1) the utility model discloses through setting up the locating pressboard on the locating rod, and the locating pressboard is through the cooperation of first guide inclined plane and second guide inclined plane and overcome the elastic sliding of first elastic pressboard to the lower side of first elastic pressboard and press against the elastic strip body, thereby adapting various different height elastic strip body, then through the hug of each ring arm and elastic strip body, the locating pressboard and elastic strip body are fixed, thereby adapting various different position and different size elastic strip body, effectively solve the problem that the elastic strip body cannot be pressed and positioned in the prior art, through the cooperation of each first elastic pressboard and second elastic pressboard and the cooperation of each fixed component, both guarantee the press and positioning of various different size elastic strip body in different positions, and also guarantee the stability and firmness of elastic strip body after being pressed, and the structure is ingenious, convenient and practical.
[0013] (2) the utility model discloses through setting up the drive rod into double -end screw, through double -end screw guarantee the stability in the relative sliding process of each drive sliding block, and the connection of each ring arm and rotating seat guarantees the stability and smooth of ring arm rotation process, through the rotation connection of lock plate and ring arm, can guarantee that each lock plate can be closely fitted after the hug of each ring arm and different diameter elastic strip body, and the cooperation of locking bolt and locking nut effectively guarantees the stability of each ring arm after the hug of elastic strip body, and high -efficient convenient.
[0014] (3) the utility model discloses through setting up the locking sleeve on the locating rod, and the locking sleeve is through the cooperation of locking outer thread and locking inner thread, effectively guaranteeing the smooth of the rotation of the connection between the locking sleeve and the locating rod, and also guaranteeing the stability of the locating pressboard and elastic strip body after being pressed through the press of locking sleeve, convenient and practical.
[0015] (4) The utility model discloses a bottom sliding block and the cooperation of sliding bottom groove, and the cooperation of limiting sliding block and limiting sliding groove guarantee the stability and smooth of slidable bottom plate in the process of sliding, and positioning lock pin guarantees the stability of slidable bottom plate after sliding adjustment through the cooperation of adjusting lock hole and positioning lock hole, and practical and efficient.
[0016] (5) The utility model discloses setting opening groove on the backing plate, and each limiting sliding block on the bottom sliding block is connected with limiting sliding groove through opening, which facilitates the quick installation and dismounting between slidable bottom plate and backing plate, and is convenient and practical.
[0017] (6) The utility model discloses setting sliding through groove on the backing plate, and the cooperation of side edge slide bar and side edge slide hole and the continuous force of reset spring are used to press one side of elastic strip body through side plate, thereby adapting to elastic strip bodies of various lengths, and having better applicability.
[0018] (7) The utility model discloses setting side plate lock hole on the backing plate, and side edge screw rod is used to limit side plate after sliding through the cooperation of side edge lock hole, thereby guaranteeing the stability of side plate after sliding adjustment, and being efficient and convenient. DRAWINGS
[0019] In order to make the content of the utility model more easily understood clearly, the utility model is explained further in detail below according to specific embodiments and combining with the drawings, wherein
[0020] Figure 1 It is the overall structure's plan view of railway elastic strip for fixing train rail in the utility model;
[0021] Figure 2 It is the overall structure's section view of backing plate in the utility model;
[0022] Figure 3 It is the overall structure's schematic diagram of positioning device in the utility model;
[0023] Figure 4 It is the overall structure's section view of positioning device in the utility model;
[0024] Figure 5 It is the section view of the connecting structure of each ring arm and drive sliding block in the utility model;
[0025] Figure 6 It is the section view of locking sleeve in the utility model. DETAILED DESCRIPTION
[0026] See Figures 1 to 6The utility model discloses a fixed bolt 3 is equipped on the cushion plate 1, the elastic strip body 2 is fixed on the cushion plate 1 through the fixed bolt 3, one side of the elastic strip body 2 is equipped with the side plate 4 that can press, the cushion plate 1 is equipped with two opposite and can be positioned to the elastic strip body 2 positioning device 6, the positioning device 6 includes the sliding base plate 62 of sliding setting on the cushion plate 1 and can be fixed on the cushion plate 1 through locking piece, the positioning rod 63 of fixed on the sliding base plate 62, a plurality of first elastic pressure plate 64 evenly distributed on the positioning rod 63 along the axis of positioning rod 63, the positioning pressure plate 65 of lifting sliding setting on the positioning rod 63 and the fixed assembly 66 of opposite setting on the positioning pressure plate 65 and can be fixed with the elastic strip body 2, one end of each first elastic pressure plate 64 is integrally formed with the positioning rod 63, the other end of each first elastic pressure plate 64 extends obliquely downward, the sliding base plate 62 is equipped with the through -hole of coaxial setting with the positioning rod 63, the through -hole is equipped with a plurality of second elastic pressure plate 67 that the circumferential distribution is on the inner wall of through -hole along the axis of through -hole, one end of each second elastic pressure plate 67 is integrally formed with the positioning pressure plate 65, the other end of each second elastic pressure plate 67 extends obliquely upward, each first elastic pressure plate 64 is equipped with first guide inclined surface 641 and first stop surface 642, each second elastic pressure plate 67 is equipped with second guide inclined surface 671 that can act on first guide inclined surface 641 and second stop surface 672 that can correspond with first stop surface 642 matched, the fixed assembly 66 includes the drive rod 661 of rotation connection on the positioning pressure plate 65, the drive sliding block 662 of opposite sliding setting on the positioning pressure plate 65 under the action of drive rod 661 and the ring arm 664 of rotation connection on each drive sliding block 662, the ring arm 664 of each drive sliding block 662 is opposite, and the positioning pressure plate 65 is slid to the lower side of first elastic pressure plate 64 through the cooperation of first guide inclined surface 641 and second guide inclined surface 671 and overcomes the elasticity of first elastic pressure plate 64 and press the elastic strip body 2, and through the cooperation of first stop surface 642 and second stop surface 672, each opposite ring arm 664 is held on the elastic strip body 2 and is fixed through locking piece through the drive of drive rod 661 after the positioning pressure plate 65 press the elastic strip body 2.
[0027] The driving rod 661 is a double-end screw rod, the positioning pressing plate 65 is provided with a bottom sliding groove 651 corresponding to each driving rod 661, the extension direction of each bottom sliding groove 651 is perpendicular to the axis of the positioning rod 63, one end of the double-end screw rod is rotationally connected in the bottom sliding groove 651, the other end of the double-end screw rod extends out of the positioning pressing plate 65 after passing through the bottom sliding groove 651, a handle 666 is fixedly arranged on the end of the double-end screw rod extending out of the positioning pressing plate 65, a screw hole is arranged on each driving sliding block 662 and matched with the threaded part on the double-end screw rod, each driving sliding block 662 moves relatively by the cooperation of the screw hole and the threaded part on the double-end screw rod, a rotating seat 663 is fixedly arranged on each driving sliding block 662, one end of each ring arm 664 is rotationally connected to the rotating seat 663, a lock plate 665 is rotationally connected to the other end of each ring arm 664, a through hole is arranged on each lock plate 665, the through holes are communicated after the lock plates 665 abut against each other, a locking bolt is arranged in the through hole, a locking nut is arranged on the locking bolt, each ring arm 664 is clamped on the outer wall of the elastic strip body 2 by the rotational connection with the rotating seat 663, and is fixed on the elastic strip body 2 by the cooperation of the locking bolt and the locking nut.
[0028] The positioning rod 63 is provided with a locking sleeve 68 which can press the positioning pressing plate 65 after the positioning pressing plate 65 presses the elastic strip body 2, the positioning rod 63 is provided with a locking external thread 631, the locking sleeve 68 is provided with a locking internal thread 681 matched with the locking external thread 631, the locking sleeve 68 moves downward by the cooperation of the locking external thread 631 and the locking internal thread 681, and is pressed against the upper end surface of the positioning pressing plate 65.
[0029] The sliding bottom plate 62 is provided with a bottom sliding block 61, the base plate 1 is provided with a sliding bottom groove 12 in which the bottom sliding block 61 can slide, the extension direction of the sliding bottom groove 12 is perpendicular to the extension direction of the bottom sliding groove 651, the side wall of the sliding bottom groove 12 is provided with a limiting sliding groove 121, the two sides of the bottom sliding block 61 are provided with limiting sliding blocks 611 which can be slidingly arranged in the limiting sliding grooves 121, the limiting sliding blocks 611 are provided with positioning lock holes 612, the positioning lock holes 612 are provided with positioning lock pins, the two sides of the sliding bottom groove 12 are provided with a plurality of adjusting lock holes 14 which are uniformly distributed along the extension direction of the sliding bottom groove 12, the sliding bottom plate 62 is slidingly connected to the base plate 1 by the cooperation of the bottom sliding block 61 and the sliding bottom groove 12, and the cooperation of the limiting sliding block 611 and the limiting sliding groove 121, the positioning lock pins pass through the adjusting lock holes 14 and extend into the positioning lock pins to fix the sliding bottom plate 62 on the base plate 1.
[0030] The base plate 1 is provided with an opening slot 13 corresponding to each limiting sliding slot 121, one end of each opening slot 13 communicates with the limiting sliding slot 121, and the other end of each opening slot 13 extends to the upper end of the base plate 1, the extension direction of the opening slot 13 is perpendicular to the base plate 1, and each limiting sliding block 611 is slidingly arranged in the limiting sliding slot 121 after passing through the opening slot 13.
[0031] The base plate 1 is provided with a sliding channel 11, the extension direction of the sliding channel 11 is perpendicular to the extension direction of the sliding bottom groove 12, the side plate 4 is slidingly arranged in the sliding channel 11, the side plate 4 is provided with a plurality of side edge sliding rods 41 on the surface away from the elastic strip body 2, the extension direction of each side edge sliding rod 41 is parallel to the extension direction of the sliding bottom groove 12, the side wall of the sliding channel 11 is provided with a side edge sliding hole 15 matched with each side edge sliding rod 41, a reset spring 18 is sleeved on each side edge sliding rod 41, and the two ends of the reset spring 18 are respectively applied to the side edge sliding rod 41 and the side edge sliding hole 15. The side plate 4 is pressed on the elastic strip body 2 through the sliding cooperation of the side edge sliding rod 41 and the side edge sliding hole 15 and the continuous force of the reset spring 18.
[0032] The base plate 1 is further provided with a side edge locking hole 16 communicating with the sliding channel 11, the side edge locking hole 16 is provided with a side edge screw rod 17, the extension direction of the side edge locking hole 16 is parallel to the extension direction of the side edge sliding hole 15, and the side edge screw rod 17 is pressed on the side plate 4 through the thread cooperation with the side edge screw hole.
[0033] The utility model discloses a working principle: the utility model discloses in the process of using, first, the elastic strip body 2 is placed on the backing plate 1, and the elastic strip body 2 is pressed against the side plate 4, the side plate 4 is pressed against the elastic strip body 2 through the cooperation of side edge sliding hole 15 and side edge sliding rod 41 and the continuous force of reset spring 18, and then the side plate 4 is fixed through side edge screw rod 17, then the elastic strip body 2 is fixed on the backing plate 1 through fixed bolt 3, and the elastic strip body 2 is positioned through each positioning device 6, in the process of positioning, each limiting sliding block 611 is slidably arranged in limiting sliding groove 121 after passing through opening slot 13, sliding base plate 62 is slidably connected on the backing plate 1 through the cooperation of bottom sliding block 61 and sliding bottom groove 12 and the cooperation of limiting sliding block 611 and limiting sliding groove 121, positioning lock pin is fixed on the backing plate 1 after passing through adjusting lock hole 14 and extending into positioning lock pin, positioning pressing plate 65 is slid to the lower side of first elastic pressing plate 64 through the cooperation of first guide inclined plane 641 and second guide inclined plane 671 and is pressed against the elastic strip body 2, and is positioned through the cooperation of first stop surface 642 and second stop surface 672, thereby being applicable to the elastic strip body 2 of various different heights, the driving sliding block 662 is slid relatively through the double -end screw, and the elastic strip body 2 is pressed against through each ring arm 664, thereby being applicable to the elastic strip body 2 of various different diameters, each ring arm 664 is tightly held on the outer wall of the elastic strip body 2 through the rotation connection with rotating seat 663, and is fixed on the elastic strip body 2 through the cooperation of locking bolt and locking nut, then in the process of installing locking sleeve 68, locking sleeve 68 is fixed on positioning rod 63 through the cooperation of locking thread and locking internal thread 681, thereby guaranteeing the stability of positioning base plate after pressing, guaranteeing the pressing and limiting of the elastic strip body 2 of various different sizes and different positions, guaranteeing the stability and firmness of the elastic strip body 2 after pressing, and the structure is ingenious, convenient and practical.
[0034] The above-described specific embodiments further illustrate the purpose, technical solutions and beneficial effects of the utility model, and it should be understood that the above-described specific embodiments are only for the utility model and do not limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A railway elastic clip for fixing train rails, comprising a base plate and an elastic clip body, wherein the base plate is provided with fixing bolts, the elastic clip body is fixed to the base plate by the fixing bolts, and the base plate is provided with a side plate for pressing one side of the elastic clip body against; characterized in that: The gusset plate is also provided with two positioning devices oppositely arranged and capable of positioning the elastic strip body, the positioning device comprises a sliding bottom plate slidingly arranged on the gusset plate and capable of being fixed on the gusset plate through a locking member, a positioning rod fixed on the sliding bottom plate, a plurality of first elastic pressing plates uniformly distributed on the positioning rod along the axis of the positioning rod, a positioning pressing plate liftingly and slidingly arranged on the positioning rod, and a fixing assembly oppositely arranged on the positioning pressing plate and capable of being fixed with the elastic strip body, one end of each first elastic pressing plate is integrally formed with the positioning rod, the other end of each first elastic pressing plate extends obliquely downward, the sliding bottom plate is provided with a through hole coaxially arranged with the positioning rod, a plurality of second elastic pressing plates are arranged on the inner wall of the through hole along the axis of the through hole, one end of each second elastic pressing plate is integrally formed with the positioning pressing plate, the other end of each second elastic pressing plate extends obliquely upward, each first elastic pressing plate is provided with a first guide inclined surface and a first stop surface, each second elastic pressing plate is provided with a second guide inclined surface capable of acting on the first guide inclined surface and a second stop surface capable of corresponding with the first stop surface, the fixing assembly comprises a driving rod rotationally connected to the positioning pressing plate, a driving sliding block oppositely arranged on the positioning pressing plate under the action of the driving rod, and a ring arm rotationally connected to each driving sliding block, the ring arms of each driving sliding block are oppositely arranged, the positioning pressing plate is capable of sliding to the lower side of the first elastic pressing plate against the elasticity of the first elastic pressing plate through the cooperation of the first guide inclined surface and the second guide inclined surface to press the elastic strip body, and is capable of being stopped through the cooperation of the first stop surface and the second stop surface, each oppositely arranged ring arm is capable of being tightly held on the elastic strip body through the driving of the driving rod after the positioning pressing plate presses the elastic strip body, and is capable of being fixed through the locking member.
2. A railway spring rail for securing a railway rail as claimed in claim 1, characterised in that: The driving rod is a double-headed screw rod, the positioning pressing plate is provided with a bottom sliding groove corresponding to each driving rod, the extension direction of each bottom sliding groove is perpendicular to the axis of the positioning rod, one end of the double-headed screw rod is rotationally connected in the bottom sliding groove, the other end of the double-headed screw rod extends out of the positioning pressing plate after passing through the bottom sliding groove, one end of the double-headed screw rod extending out of the positioning pressing plate is fixedly provided with a handle, each driving sliding block is provided with a screw hole matched with the threaded portion of the double-headed screw rod, each driving sliding block is capable of relatively moving through the cooperation of the screw hole and the threaded portion of the double-headed screw rod, each driving sliding block is fixedly provided with a rotating seat, one end of each ring arm is rotationally connected to the rotating seat, the other end of each ring arm is rotationally connected with a lock plate, each lock plate is provided with a through hole, each through hole is communicated after each lock plate abuts against each other, a locking bolt is arranged in the through hole, a locking nut is arranged on the locking bolt, each ring arm is tightly held on the outer wall of the elastic strip body through the rotational connection with the rotating seat, and is fixed on the elastic strip body through the cooperation of the locking bolt and the locking nut.
3. A railway spring rail for securing a railway rail as claimed in claim 2, characterised in that: The positioning rod is provided with a locking sleeve capable of pressing the positioning pressing plate after the positioning pressing plate presses the elastic strip body, the positioning rod is provided with a locking outer thread, the locking sleeve is provided with a locking inner thread matched with the locking outer thread, and the locking sleeve is lowered by matching the locking outer thread and the locking inner thread and is pressed against the upper end surface of the positioning pressing plate.
4. A railway spring rail for securing a railway rail as claimed in claim 3, characterised in that: The sliding bottom plate is provided with a bottom sliding block, the base plate is provided with a sliding bottom groove in which the bottom sliding block can slide, the extension direction of the sliding bottom groove is perpendicular to the extension direction of the bottom sliding groove, the side wall of the sliding bottom groove is provided with a limiting sliding groove, the two sides of the bottom sliding block are provided with limiting sliding blocks which are slidably arranged in the limiting sliding grooves, each limiting sliding block is provided with a positioning lock hole, the positioning lock hole is provided with a positioning lock pin, and the two sides of the sliding bottom groove are provided with a plurality of adjusting lock holes which are uniformly distributed along the extension direction of the sliding bottom groove. The sliding bottom plate is slidably connected to the base plate by matching the bottom sliding block and the sliding bottom groove and by matching the limiting sliding block and the limiting sliding groove, the positioning lock pin passes through the adjusting lock hole and extends into the positioning lock pin to fix the sliding bottom plate to the base plate.
5. A railway spring rail for securing a railway rail as claimed in claim 4, characterised in that: The base plate is provided with an open groove corresponding to each limiting sliding groove, one end of each open groove is communicated with the limiting sliding groove, the other end of each open groove extends to the upper end of the base plate, the extension direction of the open groove is perpendicular to the base plate, and each limiting sliding block is slidably arranged in the limiting sliding groove after passing through the open groove.
6. A railway spring rail for securing a railway rail as claimed in claim 5 wherein: The base plate is provided with a sliding through groove, the extension direction of the sliding through groove is perpendicular to the extension direction of the sliding bottom groove, the side plate is slidably arranged in the sliding through groove, the side plate is provided with a plurality of side edge sliding rods on the surface away from the elastic strip body, the extension direction of each side edge sliding rod is parallel to the extension direction of the sliding bottom groove, the side wall of the sliding through groove is provided with a side edge sliding hole matched with each side edge sliding rod, each side edge sliding rod is provided with a reset spring, and the two ends of the reset spring are arranged on the side edge sliding rod and the side edge sliding hole, respectively. The side plate is pressed against the elastic strip body by the sliding cooperation of the side edge sliding rod and the side edge sliding hole and the continuous force of the reset spring.
7. A railway spring rail for securing a railway rail as claimed in claim 6, characterised in that: The base plate is further provided with a side edge lock hole communicated with the sliding through groove, the side edge lock hole is provided with a side edge screw rod, the extension direction of the side edge lock hole is parallel to the extension direction of the side edge sliding hole, and the side edge screw rod is pressed against the side plate by matching the threads of the side edge screw hole.