High-elasticity damping fastener for high-speed rail and subway

Abstract

The utility model discloses a high-elasticity damping fastener for high-speed rails and subways, which comprises a fastener support, a steel base plate is mounted at the upper end of the fastener support, an elastic base plate is positioned at the upper end of the steel base plate, an under-rail base plate is positioned at the upper end of the elastic base plate, and a rail is positioned at the upper end of the under-rail base plate. Gauge baffles are located at the positions, located at the upper ends of the elastic cushion plates, of the two ends of the fastener support, threaded spikes and elastic strips are located on the gauge baffles, an embedded sleeve is located at the bottom of the fastener support, a plurality of sets of clamping columns are integrally located at the bottom of the elastic cushion plates, and clamping pieces are located at the bottoms of the clamping columns. According to the high-elasticity damping fastener for the high-speed rail and the metro, the damping structure is arranged in the middle, when positioning installation is carried out, the damping structure reduces the vibration amplitude of the rail, the damping structure is provided with the clamping piece which can be rapidly installed and clamped, positioning is more stable, and the high-elasticity damping fastener for the high-speed rail and the metro is simple and practical.

Description

Technical Field

[0001] The utility model relates to the field of railway fasteners, in particular to a high-elasticity shock-absorbing fastener used for high-speed railways and subways. Background Art

[0002] High-elastic shock-absorbing fasteners used in high-speed rail and subway are a kind of supporting equipment for railway positioning and installation. When the track is running, the track needs to be positioned first. The track positioning strength is relatively large, and the structure of rapid installation is attracting more and more attention. The track that can be applied to multiple gauges at the same time has become a development prospect. With the continuous development of science and technology, people have higher and higher requirements for the manufacturing process of high-elastic shock-absorbing fasteners used in high-speed rail and subway.

[0003] The existing high-elastic shock-absorbing fasteners used in high-speed railways and subways have certain disadvantages when in use. First, the existing shock-absorbing fasteners cannot be installed quickly and well during use, and the shock-absorbing effect cannot meet the requirements well, which is not conducive to people's use. In addition, during installation, the middle position may become unstable, which brings certain adverse effects to the actual use process. For this reason, we propose a high-elastic shock-absorbing fastener for high-speed railways and subways. Utility Model Content

[0004] Technical problems solved: In view of the shortcomings of the prior art, the utility model provides a high-elasticity shock-absorbing fastener for high-speed railways and subways. A shock-absorbing structure is arranged in the middle position. When positioning and installing, the shock-absorbing structure reduces the vibration amplitude of the track, and the shock-absorbing structure is provided with a quick-install card, so that the positioning is more stable, simple and practical, and can effectively solve the problems in the background technology.

[0005] Technical solution: To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a highly elastic shock-absorbing fastener for high-speed railways and subways, comprising a fastener support, a steel pad is installed on the upper end of the fastener support, an elastic pad is positioned on the upper end of the steel pad, a rail pad is positioned on the upper end of the elastic pad, a track is positioned on the upper end of the rail pad, gauge baffles are positioned at the positions of the upper ends of the elastic pad at both ends of the fastener support, threaded spikes and spring bars are positioned on the gauge baffles, and a pre-buried sleeve is positioned at the bottom of the fastener support.

[0006] Preferably, a plurality of groups of clamping columns are integrally positioned at the bottom of the elastic pad, a clamping piece is positioned at the bottom of the clamping column, a clamping groove is provided at the upper end of the steel pad corresponding to the position of the clamping column and the clamping piece, and an anti-slip pad is positioned on the inner surface of the clamping groove.

[0007] Preferably, positioning grooves are provided on the inner sides of both ends of the fastener support, and a clamping seat is integrally formed at the position of the bottom of the track gauge baffle corresponding to the positioning groove.

[0008] Preferably, the threaded spikes fix the spring bars, the gauge baffles, the elastic pads, the steel pads and the fastener supports.

[0009] Preferably, the spring bars and the gauge baffles are engaged with the side positions of the lower pad of the positioning rail and the track, and the bottom of the fastener support is fixed by a pre-embedded sleeve.

[0010] Preferably, the elastic pad and the steel pad are positioned by means of clamping columns, clamping pieces, clamping grooves and anti-slip pads.

[0011] Beneficial effects: Compared with the prior art, the utility model provides a high-elasticity shock-absorbing fastener for high-speed railways and subways, which has the following beneficial effects: the high-elasticity shock-absorbing fastener for high-speed railways and subways has a shock-absorbing structure in the middle position. When positioning and installing, the shock-absorbing structure reduces the vibration amplitude of the track, and the shock-absorbing structure is provided with a quick-install clamp, so the positioning is more stable, simple and practical. The threaded spikes fix the spring bars, gauge baffles, elastic pads, steel pads and fastener supports. The bottom of the fastener support is fixed by an embedded sleeve. The spring bars and gauge baffles are clamped to position the lower pad of the positioning rail and the side of the track. The elastic pad and the steel pad are clamped and positioned by clamping columns, clamps, slots and anti-slip pads. The entire high-elasticity shock-absorbing fastener for high-speed railways and subways has a simple structure and is easy to operate. The effect of use is better than that of the traditional method. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the overall structure of a high-elasticity shock-absorbing fastener used for high-speed railways and subways.

[0013] Figure 2 The utility model is a structural schematic diagram of an elastic pad and a steel pad in a high-elastic shock-absorbing fastener used for high-speed railways and subways.

[0014] Figure 3 The utility model is a schematic structural diagram of an elastic pad in a high-elastic shock-absorbing fastener used in high-speed railways and subways.

[0015] Figure 4 The utility model is a structural schematic diagram of a steel pad in a high-elastic shock-absorbing fastener used in high-speed railways and subways.

[0016] In the figure: 1. Threaded spike; 2. Spring bar; 3. Gauge baffle; 4. Rail pad; 5. Elastic pad; 6. Steel pad; 7. Embedded casing; 8. Fastener support; 9. Track; 10. Clamp column; 11. Clamp; 12. Clamp slot; 13. Anti-slip pad; 14. Positioning slot. DETAILED DESCRIPTION

[0017] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings and specific embodiments, but those skilled in the art will understand that the embodiments described below are part of the embodiments of the utility model, rather than all of the embodiments, and are only used to illustrate the utility model, and should not be considered as limiting the scope of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the utility model. If the specific conditions are not specified in the embodiments, they are carried out according to conventional conditions or conditions recommended by the manufacturer. If the manufacturer is not specified for the reagents or instruments used, they are all conventional products that can be purchased commercially.

[0018] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0019] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] like Figure 1-4 As shown, a high-elasticity shock-absorbing fastener for high-speed railways and subways comprises a fastener support 8, a steel pad 6 is installed on the upper end of the fastener support 8, an elastic pad 5 is positioned on the upper end of the steel pad 6, a rail pad 4 is positioned on the upper end of the elastic pad 5, a rail 9 is positioned on the upper end of the rail pad 4, gauge baffles 3 are positioned at both ends of the fastener support 8 at the upper ends of the elastic pad 5, threaded spikes 1 and elastic bars 2 are positioned on the gauge baffles 3, an embedded sleeve 7 is positioned at the bottom of the fastener support 8, and a shock-absorbing structure is arranged in the middle. When positioning and installing, the shock-absorbing structure reduces the vibration amplitude of the rail, and the shock-absorbing structure is provided with a fast-installed clamp, so that the positioning is more stable, simple and practical.

[0021] Furthermore, a plurality of groups of clamping columns 10 are integrally positioned at the bottom of the elastic pad 5, a clamping member 11 is positioned at the bottom of the clamping column 10, a clamping groove 12 is provided at the upper end of the steel pad 6 corresponding to the position of the clamping column 10 and the clamping member 11, and an anti-slip pad 13 is positioned on the inner surface of the clamping groove 12.

[0022] Furthermore, positioning grooves 14 are provided on the inner sides of both ends of the fastener support 8 , and a clamping seat is integrally formed at the position of the bottom of the track gauge baffle 3 corresponding to the positioning groove 14 .

[0023] Furthermore, the threaded spikes 1 fix the spring bars 2 , the gauge baffles 3 , the elastic pads 5 , the steel pads 6 and the fastener supports 8 .

[0024] Furthermore, the spring bars 2 and the gauge baffles 3 are engaged with the side positions of the positioning rail bottom pad 4 and the rail 9 , and the bottom of the fastener support 8 is fixed by the embedded sleeve 7 .

[0025] Furthermore, the elastic pad 5 and the steel pad 6 are positioned by means of the clamping column 10 , the clamping member 11 , the clamping groove 12 and the anti-slip pad 13 .

[0026] Working principle: the utility model comprises a threaded spike 1, a spring bar 2, a gauge baffle 3, a rail pad 4, an elastic pad 5, a steel pad 6, an embedded sleeve 7, a fastener support 8, a track 9, a clamping column 10, a clamping component 11, a slot 12, an anti-skid pad 13, and a positioning slot 14. When in use, the threaded spike 1 fixes the spring bar 2, the gauge baffle 3, the elastic pad 5, the steel pad 6 and the fastener support 8. The bottom of the fastener support 8 is fixed by the embedded sleeve 7. The spring bar 2 and the gauge baffle 3 are engaged to position the rail pad 4 and the side position of the track 9. The elastic pad 5 and the steel pad 6 are engaged and positioned by the clamping column 10, the clamping component 11, the slot 12 and the anti-skid pad 13. A shock-absorbing structure is arranged in the middle position. When positioning and installing, the shock-absorbing structure reduces the vibration amplitude of the track. The shock-absorbing structure is provided with a clamping component for quick installation, so that the positioning is more stable, simple and practical.

[0027] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A high-elastic shock-absorbing fastener for high-speed rail and subway, comprising a fastener support (8), characterized in that: A steel pad (6) is installed on the upper end of the fastener support (8), an elastic pad (5) is positioned on the upper end of the steel pad (6), a rail pad (4) is positioned on the upper end of the elastic pad (5), a track (9) is positioned on the upper end of the rail pad (4), both ends of the fastener support (8) are positioned at the upper end of the elastic pad (5), a threaded spike (1) and a spring bar (2) are positioned on the gauge baffle (3), and a pre-buried sleeve (7) is positioned at the bottom of the fastener support (8).

2. A high elastic shock absorbing fastener for high-speed rail and subway according to claim 1, characterized in that: A plurality of groups of clamping columns (10) are integrally positioned at the bottom of the elastic pad (5), a clamping piece (11) is positioned at the bottom of the clamping column (10), a clamping groove (12) is provided at the upper end of the steel pad (6) corresponding to the position of the clamping column (10) and the clamping piece (11), and an anti-slip pad (13) is positioned on the inner surface of the clamping groove (12).

3. The high elastic shock absorbing fastener for high-speed rail and subway according to claim 1, characterized in that: Positioning grooves (14) are provided on the inner sides of both ends of the fastener support (8), and a clamping seat is integrally formed at the bottom of the track gauge baffle (3) at a position corresponding to the positioning groove (14).

4. The high elastic shock absorbing fastener for high-speed rail and subway according to claim 1, characterized in that: The threaded spikes (1) fix the spring bars (2), the track gauge baffles (3), the elastic pads (5), the steel pads (6) and the fastener supports (8).

5. The high elastic shock absorbing fastener for high-speed rail and subway according to claim 1, characterized in that: The elastic bars (2) and the track gauge baffles (3) are engaged with the side positions of the positioning rail bottom pad (4) and the track (9), and the bottom of the fastener support (8) is fixed by means of a pre-buried sleeve (7).

6. A high elastic shock absorbing fastener for high-speed rail and subway according to claim 2, characterized in that: The elastic pad (5) and the steel pad (6) are locked and positioned via a clamping column (10), a clamping piece (11), a clamping groove (12) and an anti-slip pad (13).

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