CN214061265U

CN214061265U - Ballastless track for bridge

Info

Publication number: CN214061265U
Application number: CN202021406980.2U
Authority: CN
Inventors: 杨远安
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-08-27
Anticipated expiration: 2030-07-16

Abstract

The utility model provides a ballastless track for a bridge, which relates to the technical field of bridges and comprises a base, wherein one side of the base is provided with a clamping block, the other side of the base is embedded with a clamping groove, a convex strip is arranged inside the clamping groove, the upper end of the base is provided with a track plate, two sides of the track plate are fixed with brackets, two sides of the inner wall of the bracket are embedded with grooves, the inner sides of the grooves are movably nested and connected with a sealing frame which is provided with the sealing frame, the brackets are arranged on the two sides of the track plate and are arranged on the inner side of the base, so that the bolts are spirally arranged on the upper ends of the brackets and are embedded into the inner side of the sealing frame, the sealing frame is extruded by the bolts to move to the inner side of the groove, be sealing frame thickness half through recess thickness for the accessible sealing frame closely fixes the outside of bolt, and then can further spacing fixed to the bolt, avoids the not hard up condition of follow-up bolt.

Description

Ballastless track for bridge

Technical Field

The utility model relates to a bridge technical field, more specifically relates to a ballastless track for bridge.

Background

The bridge generally refers to a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through, and is suitable for the modern high-speed developed traffic industry, while the ballastless track refers to a track structure which adopts integral foundations such as concrete, asphalt mixture and the like to replace a loose gravel track bed, is also called a ballastless track and is an advanced track technology in the world at present;

about the ballastless track, through the search discovery, there is a patent No. CN201720829485.4 ballastless track basic plate connection structure, this ballastless track basic plate connection structure, set up the optimized improved connection structure on the ballastless track basic plate, not only can overcome the basic plate and connect the easy problem that the deformation appears arching in the atress, and its simple structure, construction convenience, later stage dismouting and maintenance are reliable simple; there are still some disadvantages:

because of the fastener installs in the both sides of track board to it is fixed to the track board through the fastener, and fixed through the bolt installation between the fastener, the bolt is easy not hard up after long-term the use, leads to bolt life to be shorter, thereby leads to unable further reinforcement between track board and the fastener.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at in solving in the background ballastless track bolt and easily become flexible, lead to the unable further problem of consolidating between track board and the fastener to a ballastless track for bridge is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a ballastless track for a bridge comprises a base, wherein a clamping block is installed on one side of the base, a clamping groove is embedded in the other side of the base, and a convex strip is installed inside the clamping groove;

the track board is installed to the upper end of base, the both sides of track board are fixed with the support, the both sides embedding of support inner wall is fluted, the inboard activity nested joint of recess has the seal frame, the connecting rod is installed to the lower extreme of seal frame, the link is installed to one side that the connecting rod lower extreme is close to the track board.

Preferably, the sealing frame is arranged in a concave shape, the inner width of the groove is half of the thickness of the sealing frame, and the sealing frame is made of rubber.

Preferably, the connecting rod penetrates through the inside of the bracket and extends to the lower end of the bracket, and the sealing frame is tightly fixed with the bolt through the bracket.

Preferably, the connection frame is arranged inside the base, the brackets are connected through the connection frame, and the upper end of the connection frame extends to the inside of the track slab.

Preferably, the support is arranged in the base in a concave shape, the support is fixed with the bolt, and the track plates are arranged on two sides of the upper end of the base in a T shape.

Preferably, the sand grip is set up for triangle-shaped, the sand grip is the rubber material sand grip, and the sand grip is provided with the multiunit in the inside of draw-in groove to the sand grip is vertical arrangement.

Preferably, the clamping blocks are arranged in a transverse T shape, the clamping blocks are nested with the clamping grooves, and the bases are in butt joint with the clamping grooves through the clamping blocks.

The utility model provides a ballastless track for bridge has following beneficial effect:

1. this kind of ballastless track for bridge is provided with the seal frame, set up in the both sides of track board through the support, and support mounting is in the inboard of base, make through at support upper end spiral installation bolt, the bolt imbeds in the inboard of seal frame, the seal frame receives the inboard that the bolt extrusion removed to the recess, be seal frame thickness half through recess thickness, make the outside of accessible seal frame to the bolt closely fixed, and then can further spacing fixed to the bolt, avoid the not hard up condition of follow-up bolt, and can pass through the connecting rod through the seal frame and be connected with the link, make the accessible link increase and be connected the steadiness between bolt and the track board.

2. This kind of ballastless track for bridge is provided with the fixture block, and accessible fixture block imbeds inside the draw-in groove, makes things convenient for the butt joint between the base, and the butt joint back between the base, the fixture block extrudees to one side of sand grip, is the rubber material through the sand grip for the accessible sand grip increases the shock attenuation effect between the base, avoids connecting the not hard up condition between the base.

Drawings

Fig. 1 is a schematic view of the overall cross-sectional structure of the present invention.

Fig. 2 is a schematic view of the cross-sectional structure of the side surface of the base of the present invention.

Fig. 3 is a schematic cross-sectional view of the position a in fig. 1 according to the present invention.

Fig. 4 is a schematic cross-sectional view of the utility model shown in fig. 1 at B.

In FIGS. 1-4: 1-base, 101-clamping block, 102-clamping groove, 103-convex strip, 2-track plate, 201-bracket, 202-groove, 203-sealing frame, 204-connecting rod and 205-connecting frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a ballastless track for a bridge includes a base 1, a clamping block 101 is installed on one side of the base 1, a clamping groove 102 is embedded in the other side of the base 1, and a protruding strip 103 is installed inside the clamping groove 102;

the track slab 2 is installed to the upper end of base 1, and the both sides of track slab 2 are fixed with support 201, and the both sides embedding of support 201 inner wall has recess 202, and the inboard movable nested connection of recess 202 has seal frame 203, and connecting rod 204 is installed to the lower extreme of seal frame 203, and link 205 is installed to one side that the lower extreme of connecting rod 204 is close to track slab 2.

In this embodiment: seal carrier 203 is the concavity setting, the inside width of recess 202 is the half of seal carrier 203 thickness, and seal carrier 203 is the rubber material seal carrier, be provided with seal carrier 203, set up in the both sides of track board 2 through support 201, and support 201 installs in the inboard of base 1, make through at support 201 upper end spiral installation bolt, the bolt imbeds in the inboard of seal carrier 203, seal carrier 203 receives the inboard that the bolt extrusion removed to recess 202, be seal carrier 203 thickness half through recess 202 thickness, make accessible seal carrier 203 closely fixed to the outside of bolt, and then can further spacing fixed to the bolt, avoid the not hard up condition of follow-up bolt.

In this embodiment: the connecting rod 204 penetrates through the inside of the support 201 and extends to the lower end of the support 201, the sealing frame 203 is tightly fixed with the bolt through the support 201, the connecting frame 205 is arranged inside the base 1, the supports 201 are connected through the connecting frame 205, the upper end of the connecting frame 205 extends to the inside of the track plate 2, and the connecting frame 205 is arranged and can be connected with the connecting frame 205 through the connecting rod 204 through the sealing frame 203, so that the connection stability between the bolt and the track plate 2 can be improved through the connecting frame 205.

In this embodiment: support 201 is the concavity and sets up in the inside of base 1, and support 201 and bolt fastening, and track board 2 are "T" form and set up in the both sides of base 1 upper end, through being provided with support 201 for accessible support 201 makes things convenient for track board 2 and bolted connection, and can imbed in the inside of base 1 through support 201, makes things convenient for track board 2 and base 1 further fixed.

In this embodiment: convex strip 103 is the triangle-shaped setting, and convex strip 103 is the rubber material convex strip, and convex strip 103 is provided with the multiunit in the inside of draw-in groove 102 to convex strip 103 is vertical arrangement, and through being provided with convex strip 103, after the butt joint between the base 1, fixture block 101 extrudees to one side of convex strip 103, is the rubber material through convex strip 103, makes accessible convex strip 103 increase the shock attenuation effect between the base 1, avoids connecting the not hard up condition between the base 1.

In this embodiment: the fixture blocks 101 are arranged in a transverse T shape, the fixture blocks 101 are embedded in the clamping grooves 102, the bases 1 are in butt joint with the clamping grooves 102 through the fixture blocks 101, the fixture blocks 101 are arranged, the fixture blocks 101 can be embedded into the clamping grooves 102, and butt joint between the bases 1 is facilitated.

When the ballastless track for a bridge is used, firstly, the support 201 is arranged at two sides of the track plate 2, and the support 201 is arranged at the inner side of the base 1, so that the bolt is spirally arranged at the upper end of the support 201, as shown in fig. 4, the bolt is embedded in the inner side of the sealing frame 203, the sealing frame 203 is extruded by the bolt to move to the inner side of the groove 202, the thickness of the groove 202 is half of that of the sealing frame 203, so that the bolt can be tightly fixed through the sealing frame 203 to the outer side of the bolt, further the bolt can be further limited and fixed, the subsequent bolt loosening condition is avoided, the sealing frame 203 can be connected with the connecting frame 205 through the connecting rod 204, the connection stability between the bolt and the track plate 2 can be increased through the connecting frame 205, the clamping block 101 can be embedded in the clamping groove 102, the butt joint between the bases 1 is convenient, after the butt joint between the bases 1, the clamping block 101 is extruded to one side of the raised line 103, through sand grip 103 for the rubber material for accessible sand grip 103 increases the shock attenuation effect between the base 1, avoids connecting the not hard up condition between the base 1.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The utility model provides a ballastless track for bridge, includes base (1), its characterized in that: a clamping block (101) is installed on one side of the base (1), a clamping groove (102) is embedded in the other side of the base (1), and a convex strip (103) is installed inside the clamping groove (102);

track board (2) are installed to the upper end of base (1), the both sides of track board (2) are fixed with support (201), the both sides embedding of support (201) inner wall is fluted (202), the inboard movable nested connection of recess (202) has sealed frame (203), connecting rod (204) are installed to the lower extreme of sealed frame (203), link (205) are installed to one side that connecting rod (204) lower extreme is close to track board (2).

2. The ballastless track for a bridge of claim 1, wherein: the sealing frame (203) is arranged in a concave shape, the width of the inner part of the groove (202) is one half of the thickness of the sealing frame (203), and the sealing frame (203) is made of rubber.

3. The ballastless track for a bridge of claim 1, wherein: the connecting rod (204) penetrates through the inside of the support (201) and extends to the lower end of the support (201), and the sealing frame (203) is tightly fixed with the bolt through the support (201).

4. The ballastless track for a bridge of claim 1, wherein: the connecting frame (205) is arranged inside the base (1), the brackets (201) are connected through the connecting frame (205), and the upper end of the connecting frame (205) extends into the track plate (2).

5. The ballastless track for a bridge of claim 1, wherein: the support (201) is arranged in the base (1) in a concave shape, the support (201) is fixed with a bolt, and the track plates (2) are arranged on two sides of the upper end of the base (1) in a T shape.

6. The ballastless track for a bridge of claim 1, wherein: the convex strips (103) are arranged in a triangular shape, the convex strips (103) are rubber convex strips, a plurality of groups of convex strips (103) are arranged in the clamping grooves (102), and the convex strips (103) are vertically arranged.

7. The ballastless track for a bridge of claim 1, wherein: the clamping blocks (101) are arranged in a transverse T shape, the clamping blocks (101) are nested with the clamping grooves (102), and the base (1) is in butt joint with the clamping grooves (102) through the clamping blocks (101).