TWI512167B - The railroad track of rubber tracks - Google Patents

Description

Rubber beading for rubber road board of railway level crossing

BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to a rubber bead for a railway level crossing and a fixing bar thereof, and more particularly to a rubber bead having a support rod disposed inside each of the fixing bars.

The rubber bead fixed by the rubber road board of the railroad crossing road, for example, the rubber bead of the rubber road board of the fixed railway level crossing road of the Republic of China Patent No. I356113, the invention patent, please refer to Fig. 1, which discloses a plurality of roots The rubber bead 93 of the fixing rod 94 functions to fix one of the rubber road plates 91 of a railway level crossing. The rubber board 91 is laid between two parallel rails of the railway level crossing; the rubber board 91 includes a board main body 911 and two recesses 92. The board main body 911 has a top surface 912, a bottom surface 913 and two Steps 914 are formed on each of the outer sides of the parallel plate rails 911 corresponding to the two parallel rails, and the two grooves 92 are respectively disposed on each of the step portions 914, and each of the grooves 92 The height difference between the top surface 912 and the step portions 914 is formed, and each of the grooves 92 is provided with a plurality of coupling holes 921.

The rubber bead 93 includes a bead body 931 and a plurality of fixing bars 94. The bead body 931 is correspondingly embedded in the rubber road plate 91. In the groove 92, the bead body 931 includes an upper surface 932, a lower surface 933 and a hollow buffer chamber 934 formed between the upper surface 932 and the lower surface 933; a plurality of fixing rods 94 Formed on the lower surface 933 of the bead body 931, and each of the fixing bars 94 corresponds to each of the coupling holes 921 of the rubber channel plate 91. When the bead body 931 is embedded in the groove 92, each The fixing rod 94 is inserted into each of the coupling holes 921 and penetrates through the step portion 914 for bonding and fixing; further, at the end of each of the fixing rods 94, a hook member 941 is provided, and the function of the hook member 941 is to prevent The rubber bead 93 is released from the rubber passage plate 91 by bending or vibration.

The two grooves 92 formed by the two gaps between the rubber board 91 and the two parallel rails may be stuck or fall when the bicycle or pedestrian passes through the level crossing. Therefore, the rubber bead 93 is installed in the two grooves 92 to fill the gaps and prevent accidents.

Each of the fixing bars 94 of the rubber bead 93 is made of a rubber material. When the coupling hole 921 of the rubber channel 91 is inserted, the hardness of the rubber material is insufficient, so that the construction worker is not easy to concentrate. The upper surface 932 of the rubber bead 93 is tapped with a mallet so that the plurality of fixing bars 94 are inserted one by one and slowly into the corresponding plurality of coupling holes 921, thereby making the mounting process time consuming.

In addition, due to the long-term exposure of the rubber material to ultraviolet rays outdoors, and other weathering effects, the rubber material is easily deteriorated and loses its elasticity. And when the rubber passage plate 91 or the rubber bead 93 needs to be replaced, the plurality of fixing bars 94 are easily broken in the plurality of coupling holes 921 during disassembly, thereby causing an increase in construction time, so how to shorten The construction time and avoiding the breakage of the plurality of fixing bars 94 in the plurality of bonding holes 921 will be an issue to be discussed.

In the prior art, when a plurality of rubber fixing rods of a rubber road board are installed and disassembled, the construction process is time consuming, and after a long time of use, the rubber fixing rod loses elasticity due to weathering and is easily embrittled. And break, so aim to improve this problem.

The present invention provides a rubber bead for fixing a rubber road plate of a railway level crossing, the railway level crossing having two parallel steel rails, the rubber road plate comprising a plate body and two grooves, the plate body having a top surface and a bottom surface a second step portion respectively formed at each outer side of the main body of the road board corresponding to the two parallel rails, wherein the two recesses are respectively disposed on each of the step portions, and each of the grooves is formed by the board Forming a height difference between the top surface of the main body and the step portions, each of the recesses is provided with a plurality of joint holes; the rubber bead comprises a bead body, a plurality of fixed rods and a plurality of support rods; The bead system is correspondingly embedded in the groove of the rubber passage plate, and has an upper surface and a lower surface, and a hollow buffer chamber is formed between the upper surface and the lower surface; the plurality of fixing rods are formed For the bead body The lower surface, and the fixing rods correspond to the coupling holes of the rubber passage plate. When the bead body is embedded in the groove, the fixing rods are inserted into the coupling holes. The number of the plurality of support rods corresponds to the number of the plurality of fixed rods, and each of the support rods is disposed inside each of the fixed rods, and each of the support rods is made of a metal material; each of the support rods can be For a screw structure, each of the screw structures may be a half thread screw or a full thread screw. The length of the plurality of support rods is less than the distance from the trailing end of the plurality of fixed rods to the hollow buffer chamber, and the diameter of the plurality of support rods is smaller than the diameter of the plurality of fixed rods. When the bead body is embedded in the groove of the rubber board, the upper surface of the bead body is approximately flush with the top surface of the main body. Each of the fixing rods has a root diameter larger than a diameter of a tail of each of the fixing rods to form a taper structure; further, each of the fixing rods has a hook at a tail end thereof, and the hook member is convex A hemispherical structure. The fixing rods are at least three, and the lengths of the heads and the tails of the two rods are greater than the length of the rods of the intermediate fixing rods.

The above-mentioned plurality of support rods are respectively disposed inside each of the fixing rods of the rubber bead, and the hardness of the supporting rod is greater than the hardness of the rubber board, so that the installer can quickly and easily install the rubber bead. Inserting the plurality of fixing rods into the bonding holes of the rubber board; further, after the rubber bead is used for a long time, even if the fixing rod is deteriorated and embrittled due to weathering, the bead body is The joint of the fixing rods is supported by the fixing rod, so the rubber bead is detached from the rubber In the case of the land plate, the plurality of fixing bars can be prevented from being broken in the bonding holes of the rubber board; the structure described above can improve the disassembly and assembly of the invention (the invention patent of the Republic of China Patent No. I12012056) When the rubber bead does not have a plurality of support rods, the time consuming and the problem of the broken rod are broken.

The above described features and advantages of the present invention will be more apparent from the description of the appended claims.

The present invention provides a rubber bead 30 for fixing a rubber roadway 10 of a railway level crossing, the railway level crossing having two parallel rails, the rubber duct 10 being disposed between the two parallel rails to fill between the two parallel rails The recessed area allows the rubber road board 10 to be flush with the two parallel rails, thereby allowing the vehicle to smoothly cross the railroad crossing. As shown in FIG. 2, the rubber road board 10 includes a board main body 11 and two recesses 20, and the board main body 11 has a top surface 12, a bottom surface 13 and two step portions 14, and the two step portions 14 are respectively formed on the board. The top plate body 11 corresponds to each of the outer sides of the two parallel rails, and the two grooves 20 are respectively disposed on each of the step portions 14, and each of the grooves 20 is formed by the top surface 12 and the step portions 14 A plurality of bonding holes 21 are formed in each of the grooves 20, and the rubber bead 30 includes a bead body 31, a plurality of fixing bars 40 and a plurality of supporting bars 50; wherein the bead body 31 corresponds to Embedded in the recess 20 of the rubber road plate 10, the bead body 31 has an upper surface 32 and a lower surface 33. And forming a hollow buffer chamber 34 between the upper surface 32 and the lower surface 33. When the train passes the railway level crossing, the train wheel is pressed against the rubber bead 30, if the rubber bead 30 is a hard material or The solid structure will cause the train wheel to be out of orbit. On the contrary, with the structure of the hollow buffer chamber 34, when the train wheel is pressed against the rubber bead 30, the hollow buffer chamber 34 will be compressed downward by the gravity of the train. Deformation, the upper surface 32 of the bead body 31 is lowered downward, so that the train wheel does not deviate from the track; when the train wheel does not pass the rubber bead 30, the upper surface 32 of the bead body 31 is approximately opposite to the main body of the plate The top surface of the 11 is flush. In addition, the plurality of fixing bars 40 are formed on the lower surface 33 of the bead body 31, and the fixing bars 40 correspond to the coupling holes 21 of the rubber road board 10, and the bead body 31 is embedded in the concave surface. In the case of the groove 20, the fixing rods 40 are inserted into the coupling holes 21. Since the plurality of support rods 50 are provided inside the fixed rods 40, they cannot be observed from the external view of Fig. 2, and therefore will be described together with Fig. 4.

Please refer to FIG. 3. FIG. 3 further illustrates the rubber bead 30 of FIG. 2. The root diameter of each of the fixing bars 40 of the rubber bead 30 is larger than the diameter of the tail of each of the fixing bars 40, so the fixing is performed. The rods of the rods 40 form a taper structure; when the fixing rods 40 are inserted into the coupling holes 21 of the rubber board 10, the diameters of the rods of the fixing rods 40 are combined with the diameters of the rods The frictional force of the inner side wall of the hole 21 is proportional to the relationship, so that the tail portions of the fixing rods 40 have a small frictional force, which is not easy to construct. Because the frictional force between the tail portion of the fixing rod 40 and the inner edge of the coupling hole 21 is too large, the rubber bead 30 cannot be properly installed, and the upper surface 32 of the bead body 31 cannot be approximated. The top surface 12 of the main body 11 is flush; and at the end of each of the fixing rods 40, a hook member 41 is provided. The function of the hook member 41 is to prevent the rubber bead 30 from being bent or vibrated due to stress. In the present embodiment, the hook member 41 is a convex hemispherical structure 411, which is characterized in that the fixing rods 40 are easily inserted into the coupling holes 21 and have a snap-fit. The plurality of fixing bars 40 of the rubber bead 30 are at least three, and the lengths of the heads and the tails of the two bars are greater than the length of the bar of the intermediate fixing bars. When the rubber road board 10 is pressed by the train wheels, the head, The amount of warping deformation caused by the two sides of the tail is the largest, so that the length of the head of the rubber bead 30 and the length of the last two fixed rods 40 are increased, so that the hooks 41 of the head and the tail two fixing rods 40 can be prevented from being subjected to a large The tension of the warp deformation is loosened; in this embodiment, the number of the fixing bars 40 of the rubber bead 30 is six because the length of the rubber bead 30 is considered to be averaged. Also shown in Fig. 3 is an A-A cut line and a B-B cut line, which respectively represent the cut position of the sectional view of Fig. 4 and the sectional view of Fig. 5.

4 is a cross-sectional view of FIG. 3 along the AA cut line, wherein the number of the plurality of support bars corresponds to the number of the plurality of fixed bars, and each of the support bars 50 is disposed inside each of the fixed bars 40. The processing method of the plurality of support rods is arranged: the plurality of support rods 50 are disposed in one of the rubber bead 30 molds, and then a high temperature liquid oak is poured through the perfusion gel method. The glue is disposed in the mold, and after cooling and shaping, the plurality of support rods 50 are inserted into each of the fixing rods 40 and each of the hook members 41. Since the main function of each of the support bars 50 is to provide a supporting force for each of the fixing bars 40, so that each of the fixing bars 40 is not easily bent and deformed, each of the supporting bars 50 can have a hardness greater than each of the supporting bars 50. The material of the fixing rod 40 is composed of materials such as metal (such as copper, iron, steel, etc.) and non-metals (such as glass fiber, carbon fiber, etc.); each of the supporting rods 50 has a length smaller than The distance from the trailing end of the fixing rod 40 to the hollow buffer chamber 34 is to prevent each of the supporting rods 50 from protruding the rubber bead 30; and the diameter of each of the supporting rods 50 is smaller than the diameter of each of the fixing rods 40. Each of the support rods 50 can also be a screw structure. The screw structure can be a half thread screw or a full thread screw. The screw structure includes a threaded portion, which can be increased. The bonding ability of each of the support bars 50 and each of the fixing bars 40 does not easily cause the support bars 50 to protrude from the rubber bead 30. Each of the support bars 50 of this embodiment employs a full-tooth stainless steel (SUS304) machine screw to strengthen the strength of each of the fixed bars 40.

5 is a cross-sectional view of the BB cutting line of FIG. 3, in which each of the fixing bars 40 of the rubber bead 30 needs to engage with each of the coupling holes 21 of the rubber ball board 10, in this embodiment, in this embodiment, A fixed rod 40 is disposed off-center from the lower surface 33 of the bead body 31.

In summary, the rubber bead 30 of a preferred embodiment of the present invention comprises a bead body 31, a plurality of fixing bars 40 and a plurality of supporting bars 50, each A support rod 50 is disposed inside each of the fixing rods 40 to increase the strength of each of the fixing rods 40, thereby solving the problem that the conventional rubber fixing rods 94 are weathered due to long-term use. The problem of easy embrittlement and fracture.

While the present invention has been described above in the foregoing embodiments, it is not intended to limit the invention, and the equivalents of the modifications and retouchings are still in the present invention without departing from the spirit and scope of the invention. Within the scope of patent protection.

10‧‧‧Rubber board

11‧‧‧The main body of the board

12‧‧‧ top surface

13‧‧‧ bottom

14‧‧‧Steps

20‧‧‧ Groove

21‧‧‧Combination hole

30‧‧‧Rubber bead

31‧‧‧The bead body

32‧‧‧ upper surface

33‧‧‧ lower surface

34‧‧‧ hollow buffer room

40‧‧‧Fixed rod

41‧‧‧Hook

411‧‧‧hemispherical structure

50‧‧‧Support rod

91‧‧‧Rubber board

911‧‧" board main body

912‧‧‧ top

913‧‧‧ bottom

914‧‧‧Steps

92‧‧‧ Groove

921‧‧‧bond hole

93‧‧‧Rubber bead

931‧‧‧Belay body

932‧‧‧ upper surface

933‧‧‧ lower surface

934‧‧‧ hollow buffer room

94‧‧‧Fixed rod

941‧‧‧Hook

1 is an exploded perspective view of a rubber road plate and a rubber bead according to a prior art embodiment; FIG. 2 is an exploded perspective view of a rubber road plate and a rubber bead according to an embodiment of the present invention; and FIG. 3 is a perspective view of the rubber bead of the present invention; 4 is a cross-sectional view of the rubber bead of the present invention taken along the line AA of the AA; and FIG. 5 is a cross-sectional view of the rubber bead of the present invention taken along the line BB.

30‧‧‧Rubber bead

31‧‧‧The bead body

32‧‧‧ upper surface

33‧‧‧ lower surface

34‧‧‧ hollow buffer room

40‧‧‧Fixed rod

41‧‧‧Hook

411‧‧‧hemispherical structure

50‧‧‧Support rod

Claims (10)

A rubber bead for fixing a rubber road plate of a railway level crossing road, the railway level crossing road having two parallel steel rails, the rubber road board comprising a plate body and two grooves, the road plate body having a top surface, a bottom surface and two step portions The two step portions are respectively formed at each outer side of the main body of the road board corresponding to the two parallel rails, and the two grooves are respectively disposed on each of the step portions, and each of the grooves is formed by the top surface and each Forming a height difference between the step portions, each of the grooves is provided with a plurality of bonding holes, and the rubber bead comprises: a bead body correspondingly embedded in the groove of the rubber road plate, The bead body has an upper surface and a lower surface, and a hollow buffer chamber is formed between the upper surface and the lower surface; a plurality of fixing rods are formed on the lower surface of the bead body, and the fixing rods correspond to the The bonding holes of the rubber board, when the bead body is embedded in the groove, the fixing rods are inserted into the combining holes; and the plurality of supporting rods corresponding to the plurality of fixing rods, each of the Support rods are set at each The inside of the fixing rod, and each of the supporting rods is made of a metal material, the length of the plurality of supporting rods is smaller than the distance from the tail end of the plurality of fixing rods to the hollow buffer chamber, and the diameter of the plurality of supporting rods is smaller than The diameter of the plurality of fixed rods. Rubber for fixed railway level crossing as described in item 1 of the patent application The rubber bead of the road board, wherein the plurality of support rods are a screw structure. The rubber bead of the rubber road board for fixing the railway level crossing as described in claim 2, wherein each of the screw structures is a half thread screw. The rubber bead of the rubber road board of the fixed railway level crossing according to claim 2, wherein each of the screw structures is a full thread screw. The rubber bead of the rubber road board of the fixed railway level crossing according to claim 1, wherein when the bead body is embedded in the groove of the rubber road board, the upper surface of the bead body is about The top surface of the main body of the road board is flush. The rubber bead of the rubber road board of the fixed railway level crossing according to claim 1, wherein each of the rods of the fixed rod forms a taper structure. The rubber bead of the rubber road board of the fixed railway level crossing according to claim 6, wherein the root diameter of each of the fixing rods is larger than the diameter of the tail of each of the fixing rods. The rubber bead of the rubber road board of the fixed railway level crossing according to claim 1, wherein each of the fixing rods has a hook at the tail end. The rubber bead of the rubber road board for fixing a railway level crossing as described in claim 8 wherein the hook member is a convex hemispherical structure. The rubber bead of the rubber road board of the fixed railway level crossing according to claim 1, wherein the fixing rods are at least three, and the length of the head and the tail of the rod is greater than the length of the rod of the intermediate fixing rod. .