CN115012257A

CN115012257A - Anti-overturning type guard rail backing plate

Info

Publication number: CN115012257A
Application number: CN202210602168.4A
Authority: CN
Inventors: 郭新军; 丰文; 姜飞
Original assignee: China Railway Construction Heavy Industry Group Co Ltd
Current assignee: China Railway Construction Heavy Industry Group Co Ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-09-06

Abstract

The invention discloses an anti-overturning type guard rail backing plate, which relates to the technical field of transportation and comprises the following components: a bottom plate for bearing stock rail, the iron stand, the fastener, the rail buckle, be used for vertical fixed platen of bearing the guard rail and be used for the fixed fagging of horizontal fixed guard rail, iron stand and fastener cooperation are used, with one side of fixed stock rail, the rail buckle is used for the opposite side of fixed stock rail, fixed fagging and fixed platen laminating mutually, and all locate on the rail buckle, iron stand and fastener are all located on the bottom plate, the web of rail and fixed fagging of guard rail are connected, still include the pincerlike dog, the upper portion of pincerlike dog is pincerlike bayonet structure, the lower part of pincerlike dog is U-shaped double-ribbed structure, the both ends of fixed platen are connected with U-shaped double-ribbed structure respectively, pincerlike bayonet structure and web of rail clearance fit. By using the anti-overturning type guard rail base plate provided by the invention, the phenomenon that the guard rail overturns due to the fact that the bolt is easy to lose efficacy can be solved, and the probability of train derailment accidents can be reduced.

Description

Anti-overturning type guard rail backing plate

Technical Field

The invention relates to the technical field of transportation, in particular to an anti-overturning type guard rail base plate.

Background

In the prior art, the guard rail 08 refers to a steel rail which is additionally laid on the inner side of the stock rail 07 of the track and does not bear the vertical load of the wheel, and the distance between the guard rail 08 and the stock rail 07 is used for passing the wheel. A common rail protection backing plate structure is shown in fig. 1, and includes a base plate 01, an iron seat 02, a fastener 03, a rail fastening plate 04, a fixed platen 05 and a fixed supporting plate 06, wherein the base plate 01 is used for bearing a stock rail 07, the iron seat 02 and the fastener 03 are used for fixing one side rail limb of the stock rail 07, the other side of the stock rail 07 is fixed by a fastening groove of the rail fastening plate 04, the fixed platen 05 is used for vertically bearing a rail protection 08, the fixed supporting plate 06 is used for horizontally fixing the rail protection 08, one sides of the fixed supporting plate 06 and the fixed platen 05 are welded and are all welded on the rail fastening plate 04, the iron seat 02 and the fastener 03 are all welded on the base plate 01, the rail waist of the rail protection 08 is fastened and connected with the fixed supporting plate 06 through a bolt 010, and an adjusting piece 09 is arranged between the rail protection 08 and the fixed supporting plate 06 for adjusting the distance.

The guard rail base plate has a simple structure, but has the following defects in long-term application:

1. the guard rail 08 needs to frequently bear the impact force of the wheel load, and a part of the impact force is converted into a transverse shearing force to the bolt piece 010 of the guard rail 08, so that the bolt piece 010 is easily sheared and broken.

2. When the bolt pieces 010 of the plurality of guard rail backing plate structures are broken and failed at the same time, the guard rail 08 can overturn due to the action of gravity, so that the running of wheels is blocked, the derailment of a train is caused, and a serious accident is caused.

In summary, how to solve the problem of overturning of the guard rail due to easy failure of the bolt is a problem to be solved urgently by those skilled in the art.

Disclosure of Invention

In view of the above, the present invention provides an anti-overturn type guard rail pad, which can solve the problem of overturn of the guard rail due to easy failure of bolts, and can reduce the probability of train derailment accident.

In order to achieve the above purpose, the invention provides the following technical scheme:

an anti-overturning guard rail backing plate, comprising: a bottom plate for bearing a stock rail, an iron seat, a fastener, a steel rail buckle plate, a fixed bedplate for vertically bearing a guard rail and a fixed supporting plate for transversely fixing the guard rail, the iron seat is matched with the fastener for use to fix one side rail limb of the stock rail, the steel rail buckle plate is used for fixing the other side rail limb of the stock rail, one side of the fixed supporting plate and one side of the fixed bedplate are attached and are arranged on the steel rail buckle plate, the steel rail buckle plate, the iron seat and the fastener are all arranged on the bottom plate, the rail web of the guard rail is connected with the fixed supporting plate, the steel rail buckle plate also comprises a pincerlike stop block, the upper part of the pincerlike stop dog is of a pincerlike bayonet structure, the lower part of the pincerlike stop dog is of a U-shaped double-rib structure, the two ends of the fixed bedplate are respectively connected with the U-shaped double-rib structure, and the pincer-shaped bayonet structure is in clearance fit with the rail web.

Preferably, the U-shaped double-rib structure comprises two rib plates which are oppositely arranged, each rib plate is provided with a first mounting hole, the fixed bedplate is provided with a second mounting hole aligned with the first mounting hole in a penetrating mode, and a locking member can penetrate through the first mounting hole and the second mounting hole to perform fastening operation.

Preferably, the fixed fagging is equipped with two third mounting holes, the rail web be equipped with the fourth mounting hole that the third mounting hole cooperation was used, the retaining member can pass the third mounting hole with the fastening operation is carried out to the fourth mounting hole.

Preferably, the locking member includes a fastening bolt, a nut, a flat washer, a spring washer, and a cotter pin, and an end of the fastening bolt is provided with a through hole for mounting the cotter pin.

Preferably, one side of the fixed supporting plate, which is far away from the fixed bedplate, is provided with a main reinforcing rib and two auxiliary reinforcing ribs, the main reinforcing rib is arranged relative to the central axis of the fixed supporting plate, and the auxiliary reinforcing ribs are symmetrically arranged on two sides of the main reinforcing rib.

Preferably, the main reinforcing rib and the auxiliary reinforcing rib are welded and fixed with the fixed supporting plate.

Preferably, the fixed bedplate and the fixed supporting plate are welded on the steel rail buckle plate, the steel rail buckle plate is welded on the bottom plate, and the fixed bedplate and the fixed supporting plate are welded and fixed.

Preferably, a first gap is formed between the pincerlike stop dog and the short rail limb of the guard rail, a second gap is formed between the pincerlike stop dog and the rail waist, and the first gap and the second gap are both 6mm to 12 mm;

and a third gap is arranged between the pincerlike stop dog and the inner vertical face of the long rail limb of the guard rail, a fourth gap is arranged between the pincerlike stop dog and the inner vertical face of the short rail limb, and the third gap and the fourth gap are both 1mm to 3 mm.

When the anti-overturning type guard rail base plate provided by the invention is used, the forcipate bayonet structure on the upper part of the forcipate check block is in clearance fit clamping connection with the middle part of the rail web of the guard rail, the lower part of the forcipate check block is connected with the fixed bedplate, the fixed supporting plate and the fixed bedplate are arranged on the steel rail buckle plate, the iron seat and the fastener are arranged on the bottom plate, and the rail web of the guard rail can be connected with the fixed supporting plate through the bolt. When the bolt fails to work and the guard rail overturns due to gravity in the using process, the top of the clamp head of the clamp-shaped stop block, the upper jaw of the jaw and the upper surface of the fixed bedplate can be respectively contacted with the inner vertical surface of the long rail limb, the inner vertical surface of the short rail limb and the outer vertical surface of the short rail limb of the guard rail, and under the interaction of the contact surfaces of the clamp head, the jaw and the fixed bedplate, the shape and the position of the guard rail can be ensured to be correct, so that the phenomenon that the guard rail overturns to cause the derailment accident of the train can be prevented.

In conclusion, the overturn-preventing guard rail backing plate provided by the invention can solve the problem that the guard rail overturns due to the easy failure of the bolt, and can reduce the probability of train derailment accidents.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a guard rail pad structure in the prior art;

FIG. 2 is a schematic structural view of an anti-toppling guard rail pad provided by the present invention;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a schematic structural view of the base plate, the rail clip, the fixed platen and the fixed supporting plate;

FIG. 5 is a schematic view of the assembly of the pincer-shaped stoppers and the guard rails;

FIG. 6 is a schematic view of the connection of the pincer-shaped stoppers to the stationary platen;

FIG. 7 is a schematic structural view of the pincer-shaped stopper;

FIG. 8 is a side view of FIG. 7;

fig. 9 is a schematic structural view of the fixed platen.

In fig. 1:

01 is a bottom plate, 02 is an iron seat, 03 is a fastener, 04 is a steel rail buckle plate, 05 is a fixed bedplate, 06 is a fixed supporting plate, 07 is a stock rail, 08 is a guard rail, 09 is an adjusting plate, and 010 is a bolt piece;

in fig. 2-9:

the structure comprises a base plate 1, an iron seat 2, a fastener 3, a steel rail buckle plate 4, a fixed bedplate 5, a fixed supporting plate 6, a basic rail 7, a guard rail 8, an adjusting plate 9, a pincer-shaped stop block 10, a pincer-shaped bayonet structure 11, a U-shaped double-rib structure 12, a rail waist 13, a first mounting hole 14, a second mounting hole 15, a locking member 16, a third mounting hole 17, a fourth mounting hole 18, a main reinforcing rib 19, an auxiliary reinforcing rib 20, a short rail limb 21, a long rail limb 22, a first gap P1, a second gap P2, a third gap P3, a fourth gap P4 and a distance L between the basic rail and the guard rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The core of the invention is to provide an anti-overturning type guard rail base plate which can solve the problem that the guard rail is overturned due to easy failure of bolts and can reduce the probability of train derailment accidents.

Please refer to fig. 2 to fig. 9.

This embodiment provides a formula guard rail backing plate prevents toppling, includes: a bottom plate 1 for bearing basic rail 7, the iron stand 2, fastener 3, rail buckle 4, a fixed platen 5 that is used for vertical bearing guardrail 8 and a fixed fagging 6 that is used for horizontal fixed guardrail 8, iron stand 2 and fastener 3 cooperation are used, with one side rail limb of fixed basic rail 7, rail buckle 4 is used for another side rail limb of fixed basic rail 7, one side of fixed fagging 6 and fixed platen 5 is laminated mutually, and all locate on rail buckle 4, iron stand 2 and fastener 3 all locate on bottom plate 1, rail waist 13 and the fixed fagging 6 of guardrail 8 are connected, still include pincerlike dog 10, the upper portion of pincerlike dog 10 is pincerlike bayonet structure 11, the lower part of pincerlike dog 10 is U-shaped double-rib structure 12, the both ends of fixed platen 5 are connected with U-shaped double-rib structure 12 respectively, pincerlike bayonet structure 11 and rail waist 13 clearance fit.

It should be noted that a buckling groove can be arranged at the bottom of the rail buckling plate 4, so as to effectively fix the other side rail limb of the basic rail 7 through the buckling groove. Bolt members may be provided on the bottom plate 1 to ensure that the bottom plate 1 is stably fixed to the ground. Furthermore, an adjustment tab 9 may be provided between the guard rail 8 and the fixed stay 6 to facilitate adjustment of the spacing between the stock rail 7 and the guard rail 8. The forcipate bayonet structure 11 and the rail web 13 are in clearance fit, which means that the shape and the size of the upper part of the forcipate stopper 10 are matched with the shape and the size of the rail web 13, so that the forcipate bayonet structure 11 and the rail web 13 are clamped and fixed, and a clearance is reserved at the clamping position.

The shape, structure, size, material, position and the like of the bottom plate 1, the iron seat 2, the fastener 3, the steel rail buckle plate 4, the fixed bedplate 5, the fixed supporting plate 6 and the pincerlike stop dog 10 can be determined in the actual application process according to the actual situation and the actual requirement.

When the anti-overturning type guard rail base plate provided by the invention is used, the forcipate bayonet structure 11 at the upper part of the forcipate check block 10 is in clearance fit clamping connection with the middle part of the rail waist 13 of the guard rail 8, the lower part of the forcipate check block 10 is connected with the fixed bedplate 5, the fixed supporting plate 6 and the fixed bedplate 5 are both arranged on the steel rail buckle plate 4, the iron seat 2 and the fastener 3 are all arranged on the bottom plate 1, and the rail waist 13 of the guard rail 8 can be connected with the fixed supporting plate 6 through the bolt. When the bolt fails to work in the using process and the guard rail 8 topples due to gravity, the top of the tong head of the pincerlike stop block 10, the jaw upper jaw and the upper surface of the fixed bedplate 5 can be respectively contacted with the inner vertical surface of the long rail limb 22 of the guard rail 8, the inner vertical surface of the short rail limb 21 of the guard rail 8 and the outer vertical surface of the short rail limb 21, so that the shape and position of the guard rail 8 can be ensured to be correct under the interaction of the contact surfaces of the three, and the phenomenon that the guard rail 8 topples is prevented, so that the derailment accident of the train is caused.

In conclusion, the overturn-preventing guard rail backing plate provided by the invention can solve the problem that the guard rail 8 overturns due to the easy failure of the bolt, and can reduce the probability of train derailment accidents.

On the basis of the above embodiment, it is preferable that the U-shaped double-ribbed structure 12 includes two oppositely disposed ribs, the ribs are provided with first mounting holes 14, the fixed bedplate 5 is provided with second mounting holes 15 aligned with the first mounting holes 14 in a penetrating manner, and the locking member 16 can perform a fastening operation through the first mounting holes 14 and the second mounting holes 15. Wherein the U-shaped double-rib structure 12 is shown in figure 7, and the structure of the fixed bedplate 5 is shown in figure 9.

When the lower portion of the pincer-shaped stopper 10 is mounted, the locking member 16 may be sequentially inserted through the first mounting hole 14 and the second mounting hole 15 to perform a fastening operation, so that the pincer-shaped stopper 10 is fixedly connected to the fixed platen 5, and the upper portion of the pincer-shaped stopper 10 may be engaged with the rail web 13 of the guide rail 8 to prevent the guide rail 8 from overturning. Utilize retaining member 16 to carry out the installation operation for pincerlike dog 10 possesses installation and dismantlement space, also can be under the condition of not dismantling the guardrail 8, and the follow-up maintenance replacement operation that carries on the device that has made things convenient for is operated to the independent dismantlement or installation to pincerlike dog 10.

Preferably, the fixed supporting plate 6 is provided with two third mounting holes 17, the rail web 13 is provided with a fourth mounting hole 18 matched with the third mounting hole 17, and the locking member 16 can pass through the third mounting hole 17 and the fourth mounting hole 18 to perform a fastening operation. The locking member 16 here is of the same construction as the bolt member described above. Because the fixed bracing plate 6 and the guard rail 8 are fixedly connected through the two locking pieces 16, the probability that the guard rail 8 topples due to failure of the locking pieces 16 can be reduced by times.

Preferably, the locker 16 includes a fastening bolt, a nut, a flat washer, a spring washer, and a cotter pin, and an end of the fastening bolt is provided with a through hole for mounting the cotter pin. When the retaining member 16 is needed to be used for fastening operation, the fastening bolt can be inserted into the parts to be connected, the nut, the flat washer and the spring washer are sequentially sleeved on the outer peripheral part of the fastening bolt, and finally, the split pin is inserted into the through hole at the end part of the fastening bolt, so that the phenomenon that the nut is loosened and vibrates and falls off in the using process is prevented, and the fastening effect of the retaining member 16 is improved. For example, a through hole having a diameter of 5mm may be provided at a position 5mm to 10mm from the end of the fastening bolt.

In addition to the above embodiments, it is preferable that the fixed supporting plate 6 is provided with the main rib 19 and two auxiliary ribs 20 on a side away from the fixed platen 5, the main rib 19 is disposed opposite to the central axis of the fixed supporting plate 6, and the auxiliary ribs 20 are symmetrically disposed on both sides of the main rib 19. Wherein, can set up fixed fagging 6 to the cuboid plate type structure that has certain thickness to one side at cuboid plate type structure sets up a plurality of strengthening ribs, with the support intensity that effectively improves fixed fagging 6, avoids fixed fagging 6 to take place to warp the phenomenon of toppling.

Preferably, main strengthening rib 19 and vice strengthening rib 20 all with fixed fagging 6 welded fastening to make main strengthening rib 19, vice strengthening rib 20 and fixed fagging 6 formula structure as an organic whole, constitute the fagging frame structure that has the supporting role jointly, and can simplify the assembly process of device.

In the actual operation process, the shape, structure, size, material, position, etc. of the main reinforcing rib 19 and the auxiliary reinforcing rib 20 can be determined according to the actual situation and the actual requirement.

Preferably, the fixed bedplate 5 and the fixed supporting plate 6 are welded on the steel rail buckle plate 4, the steel rail buckle plate 4 is welded on the bottom plate 1, and the fixed bedplate 5 and the fixed supporting plate 6 are welded and fixed, so that the overall structural strength of the device is improved, and the assembly process of the device is simplified.

Preferably, a first gap P1 is arranged between the pincer-shaped stop 10 and the short rail limb 21 of the guard rail 8, a second gap P2 is arranged between the pincer-shaped stop 10 and the rail web 13, and the first gap P1 and the second gap P2 are both 6mm to 12 mm; a third gap P3 is arranged between the pincer-shaped stop 10 and the inner vertical surface of the long rail limb 22 of the guard rail 8, a fourth gap P4 is arranged between the pincer-shaped stop 10 and the inner vertical surface of the short rail limb 21, and the third gap P3 and the fourth gap P4 are both 1mm to 3mm, and the structure is shown in figure 5.

It should be noted that, after the pincer-shaped stopper 10 is installed in place, a first gap P1 is reserved between the pincer-shaped stopper 10 and the short rail limb 21 of the guard rail 8, and a second gap P2 is reserved between the pincer-shaped stopper 10 and the rail web 13, so as to reserve an adjustment space for subsequent wear consumption of the guard rail 8, and also provide a space for fine adjustment of the transverse position of the guard rail 8, so as to ensure that the distance L between the stock rail 7 and the guard rail 8 is kept within a preset range.

It should be noted that the inner vertical surface of the long rail limb 22 and the inner vertical surface of the short rail limb 21 refer to the opposite side of the long rail limb 22 and the short rail limb 21, and the outer vertical surface of the long rail limb 22 and the outer vertical surface of the short rail limb 21 refer to the opposite side of the long rail limb 22 and the short rail limb 21. A third gap P3 is reserved between the pincerlike stop 10 and the inner vertical surface of the long rail limb 22, a fourth gap P4 is reserved between the pincerlike stop 10 and the inner vertical surface of the short rail limb 21, and the third gap P3 and the fourth gap P4 are not too large, so that the pincerlike stop 10 can effectively prevent the protective rail 8 from overturning when a bolt piece of the protective rail 8 fails.

It should be noted that the first gap P1, the second gap P2, the third gap P3, the fourth gap P4, the first mounting hole 14, the second mounting hole 15, the third mounting hole 17 and the fourth mounting hole 18 are mentioned in the present application, wherein the first, the second, the third and the fourth are only for distinguishing the position differences and are not sequentially distinguished.

It should be noted that the directions and positional relationships indicated by "upper and lower sides", "inside and outside", and the like in the present application are based on the directions and positional relationships shown in the drawings, and are only for the convenience of simplifying the description and facilitating the understanding, and do not indicate or imply that the device or element referred to must have a specific direction, be configured and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. Any combination of all embodiments provided by the present invention is within the scope of the present invention, and will not be described herein.

The anti-overturning type guard rail backing plate provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. An anti-toppling guard rail pad, comprising: a bottom plate (1) used for bearing a stock rail (7), an iron seat (2), a fastener (3), a steel rail buckle plate (4), a fixed bedplate (5) used for vertically bearing a guard rail (8) and a fixed supporting plate (6) used for transversely fixing the guard rail (8), wherein the iron seat (2) and the fastener (3) are matched for use to fix one side rail limb of the stock rail (7), the steel rail buckle plate (4) is used for fixing the other side rail limb of the stock rail (7), the fixed supporting plate (6) and one side of the fixed bedplate (5) are jointed and are arranged on the steel rail buckle plate (4), the iron seat (2) and the fastener (3) are arranged on the bottom plate (1), a rail waist (13) of the guard rail (8) is connected with the fixed supporting plate (6), and is characterized by further comprising a pincerlike stop block (10), the upper part of the pincerlike stop dog (10) is a pincerlike bayonet structure (11), the lower part of the pincerlike stop dog (10) is a U-shaped double-rib structure (12), two ends of the fixed bedplate (5) are respectively connected with the U-shaped double-rib structure (12), and the pincerlike bayonet structure (11) is in clearance fit with the rail waist (13).

2. The anti-overturning guard rail shim plate according to claim 1, characterized in that the U-shaped double-ribbed structure (12) comprises two oppositely arranged ribbed plates, the ribbed plates are provided with first mounting holes (14), the fixed bedplate (5) is provided with second mounting holes (15) aligned with the first mounting holes (14) in a penetrating way, and locking pieces (16) can pass through the first mounting holes (14) and the second mounting holes (15) for fastening operation.

3. The anti-overturning guide rail pad according to claim 2, wherein the fixed support plate (6) is provided with two third mounting holes (17), the rail web (13) is provided with a fourth mounting hole (18) used in cooperation with the third mounting hole (17), and the locking member (16) can pass through the third mounting hole (17) and the fourth mounting hole (18) for fastening operation.

4. The anti-rollover guard rail shim plate according to claim 3, characterized in that the locking member (16) comprises a fastening bolt, a nut, a flat washer, a spring washer and a cotter pin, the end of the fastening bolt being provided with a through hole for mounting the cotter pin.

5. The anti-overturning guard rail backing plate according to any one of claims 1 to 4, characterized in that one side of the fixed supporting plate (6) far away from the fixed bedplate (5) is provided with a main reinforcing rib (19) and two auxiliary reinforcing ribs (20), the main reinforcing rib (19) is arranged relative to the central axis of the fixed supporting plate (6), and the auxiliary reinforcing ribs (20) are symmetrically arranged at two sides of the main reinforcing rib (19).

6. The anti-overturning type guard rail backing plate according to claim 5, characterized in that the main reinforcing rib (19) and the auxiliary reinforcing rib (20) are welded and fixed with the fixed supporting plate (6).

7. The anti-overturning type guard rail base plate according to any one of claims 1 to 4, characterized in that the fixed bedplate (5) and the fixed supporting plate (6) are welded on the rail fastening plate (4), the rail fastening plate (4) is welded on the base plate (1), and the fixed bedplate (5) and the fixed supporting plate (6) are welded and fixed.

8. The anti-overturning guard rail pad according to any one of claims 1 to 4, characterized in that a first gap P1 is provided between the pincer-shaped stopper (10) and the short rail limb (21) of the guard rail (8), a second gap P2 is provided between the pincer-shaped stopper (10) and the rail web (13), and the first gap P1 and the second gap P2 are both 6mm to 12 mm;

a third gap P3 is arranged between the pincerlike stop dog (10) and the inner vertical face of the long rail limb (22) of the guard rail (8), a fourth gap P4 is arranged between the pincerlike stop dog (10) and the inner vertical face of the short rail limb (21), and the third gap P3 and the fourth gap P4 are both 1mm to 3 mm.