Rack rail trapped rail vehicle and cab thereof

Abstract

The utility model provides a rack rail trapped rail vehicle and a cab thereof, the cab comprises a cab body and a trapped rail brake assembly, and the cab body is fixedly connected to the trapped rail brake assembly through a fastener; the rail clamping braking assembly comprises a top frame and two rail clamping braking parts arranged on the front side and the rear side of the lower face of the top frame. The rail clamping braking part comprises a movable frame, a plurality of elastic devices, a plurality of braking execution pieces and a braking device, and the elastic devices, the braking execution pieces and the braking device are installed on the movable frame; the elastic device is used for making the movable frame close to the top frame so that the braking device can conduct braking on the special-shaped rails on the two sides of the trapped rail vehicle track. The braking execution piece is used for enabling the movable frame to be far away from the top frame so as to release braking of the braking device on the special-shaped rail; the provided rack rail trapped rail vehicle adopts the cab, so that the safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the rack rail car technology field, concretely relates to a rack rail car and its cab. BACKGROUND

[0002] The rack rail car is a kind of vehicle for transporting materials and equipment in harsh environment such as coal mine.The vehicle realizes transport functions such as climbing and turning by the meshing effect of pin gear and ground rack.According to relevant regulations of coal industry (MT / T588-1996, MT / T589-1996), the rack rail car must be equipped with main and auxiliary cabs;As the driver's operation and control center, the safety of driver must be valued.

[0003] At present, the cab of the rack rail car used in China is mainly connected with driving part through connecting rod and runs with the whole locomotive.There is certain safety hazard, that is, when the connecting rod breaks, the whole cab is separated from the locomotive, and the overturning or runaway accident is prone to occur, and then the driver is injured.

[0004] In order to ensure the operation safety and improve the transport efficiency, the rack rail car driving design with brake device is particularly important. CONTENT OF UTILITY MODEL

[0005] The utility model aims at providing a rack rail car and its cab, and solves the above problems.

[0006] The utility model provides a cab, which comprises a cab body and a rail clamping and braking assembly, wherein the cab body is fixedly connected to the rail clamping and braking assembly by fasteners.

[0007] The rail clamping and braking assembly comprises a top frame and two rail clamping and braking parts arranged below the front and rear of the top frame.

[0008] The rail clamping and braking part comprises a movable frame, a plurality of elastic devices, a plurality of braking actuators and a braking device, wherein the elastic devices, the braking actuators and the braking device are installed on the movable frame;The elastic devices are used to make the movable frame close to the top frame so that the braking device brakes on the profiled rail on both sides of the rail car track;The braking actuators are used to make the movable frame away from the top frame so as to release the braking of the braking device on the profiled rail.

[0009] In some possible embodiments, the elastic device comprises an elastic member and a guide seat, the elastic member is installed on the shaft body of the guide seat, the upper end of the shaft body passes through the through hole arranged on the movable frame and is connected to the top frame by fasteners, and the top surface of the elastic member abuts against the lower surface of the movable frame.

[0010] In some possible embodiments, the elastic member is arranged as a disc spring group.

[0011] In some possible embodiments, the elastic member is arranged as a compression spring.

[0012] In some possible embodiments, the brake executing member is arranged as an oil cylinder, a cylinder body of the oil cylinder extends outward from a through hole arranged on the movable frame, when the brake executing member is released, an end surface of the cylinder body abuts against the top frame, and a piston rod end surface of the oil cylinder abuts against a baffle fixed on the movable frame.

[0013] In some possible embodiments, the rail clamping brake part further comprises a pair of wheels, the two wheels are connected through a connecting rod device, and the wheels are used for walking on the top surface of the profiled rail.

[0014] In some possible embodiments, a pair of rail clamping devices are arranged on both sides of the rail clamping brake part, the rail clamping device comprises a rail clamping wheel and a rail clamping wheel mounting seat, an axle of the rail clamping wheel is fixed on the rail clamping wheel mounting seat, the rail clamping wheel mounting seat is fixed on the movable frame, and the rail clamping wheel is used for clamping into a space at the outer side of the profiled rail.

[0015] In some possible embodiments, the brake device is further arranged on both sides of the rail clamping brake part, the brake device comprises an upper brake arm and a lower brake arm, the upper brake arm is fixedly arranged below the top frame, the lower brake arm is fixedly arranged on the movable frame, an upper brake block is arranged on the upper brake arm, and a lower brake block is arranged on the lower brake arm; the upper brake block is used for pressing on the top surface of the corresponding profiled rail, and the lower brake block is used for pressing on the downward surface of the upper wing plate of the corresponding profiled rail.

[0016] In some possible embodiments, a rubber pad is arranged at a connecting position of the cab body and the rail clamping brake assembly.

[0017] The utility model also provides a rack rail clamping vehicle which comprises the cab of the rack rail clamping vehicle.

[0018] The cab is convenient to install, can be clamped and braked, can adapt to slope changing and turning, is stable in operation, has good braking performance, and is safe. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative labor.

[0020] Figure 1 is a structure diagram of a cab with a brake device provided by an embodiment of the present application.

[0021] Figure 2 is a structure diagram of a brake car assembly provided by an embodiment of the present application.

[0022] Figure 3 is a structure diagram of a brake car assembly without a side movable frame provided by an embodiment of the present application.

[0023] Figure 4 is a structure diagram of a movable frame provided by an embodiment of the present application.

[0024] Figure 5 is a structure diagram of a top frame provided by an embodiment of the present application.

[0025] Figure 6 is a brake diagram of a brake car assembly provided by an embodiment of the present application.

[0026] Figure 7 is a brake release diagram of a brake car assembly provided by an embodiment of the present application.

[0027] Figure 8 is a diagram of a rack rail rail clamping car provided by an embodiment of the present application.

[0028] In the figure: 1, cab body; 2, rail clamping brake assembly; 21, top frame; 211, U-shaped seat; 22, elastic device; 23, movable frame; 231, U-shaped groove; 232, baffle; 24, lower brake arm; 25, rail clamping wheel; 26, upper brake arm; 27, wheel; 28, connecting rod device; 29, brake actuator; 3, rubber pad; 4, track; 41, special-shaped rail. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, not all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0030] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "illustrative embodiment", "example", "specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0031] Reference Figure 1 The present embodiment provides a rack rail car cab, which comprises a cab body 1 and a rail clamping brake assembly 2. The cab body 1 is arranged above the rail clamping brake assembly 2. The cab body 1 is used for the operation personnel to ride and control the operation of the rail car. The cab body 1 is provided with control levers, display screens, seats and other components. The rail clamping brake assembly 2 is used to realize the braking of the rail car cab on the track and to realize the clamping of the rail, so as to ensure the safe operation of the locomotive and prevent the locomotive from overturning.

[0032] Reference Figure 2 And Figure 3 In a possible embodiment, the rail clamping brake assembly 2 comprises a top frame 21 and a rail clamping brake part arranged below the front and rear of the top frame 21. The rail clamping brake part comprises a movable frame 23, a plurality of elastic devices 22, a plurality of brake actuators 29 and a brake device. The elastic device 22 is used to make the movable frame 23 close to the top frame 21. At this time, the brake device arranged on the movable frame 23 brakes on the profiled rail on both sides of the rail car track. This is a fail-safe type, that is, when the brake device fails, the rail car can still realize automatic braking through the elastic force of the elastic device 22, so as to ensure the safe operation of the locomotive. The brake actuator 29 is used to make the movable frame 23 away from the top frame 21 to release the brake of the brake device on the profiled rail. That is, the elastic force of the elastic device 22 is overcome by the action of the brake actuator 29.

[0033] Reference Figure 2 And Figure 3 In some possible embodiments, the elastic device comprises an elastic member and a guide seat. The elastic member is integrally arranged in a hollow columnar structure. The guide seat comprises a bottom plate and a shaft body fixed on the bottom plate, and the elastic member is sleeved on the shaft body. One end of the shaft body penetrates through a through hole arranged on the movable frame and is fixedly connected with the top frame 21 by a fastener such as a screw. When the brake actuator acts, the elastic member is pressed down by the movable plate 23.

[0034] Optionally, the elastic member is arranged as a disc spring group. Figure 2 And Figure 3 The disc spring group is adopted in the present embodiment.

[0035] Optionally, the elastic element can be a compression spring.

[0036] refer to Figure 2 and Figure 3 In some possible embodiments, the brake actuator 29 is configured as a hydraulic cylinder, with the cylinder body extending outward from a through hole provided on the movable frame 23. When the brake actuator 29 releases the brake, the end face of the cylinder body abuts against the top frame 21, and the end face of the piston rod of the hydraulic cylinder abuts against the baffle 232 fixed on the movable frame 23. The thrust of the hydraulic cylinder separates the top frame 21 and the movable frame 23 by a certain distance. At this time, the brake device, which moves with the movable frame 23, will be released from the irregular rail, thereby realizing the brake release.

[0037] refer to Figure 1 , Figure 2 and Figure 6 In some embodiments, the braking device includes an upper brake arm 26 and a lower brake arm 24. The upper brake arm 26 is fixedly mounted below the top frame 21, and the lower brake arm 24 is fixedly mounted on the movable frame 23. An upper brake block is provided on the upper brake arm 26, and a lower brake block is provided on the lower brake arm 24. The upper brake block is used to press against the top surface of the profiled rail 41, and the lower brake block is used to press against the downward-facing surface of the corresponding upper flange of the profiled rail 41 (e.g., ...). Figure 6 (Side A). The braking device is used to brake the railcar on track 4.

[0038] refer to Figures 2-4 and Figure 6 The rail brake also includes a pair of wheels 27, which are connected by a linkage device 28. The wheels 27 are used to travel on the top surface of the irregular rail 41. A pair of U-shaped grooves 231 are respectively provided on both sides below the movable frame 23. The corresponding rail brake is installed at both ends of the linkage device 28 within the U-shaped grooves 231. A sealing plate is connected to the opening of the U-shaped seat 211. A U-shaped seat 211 is provided at a corresponding position on the top frame 21, and the linkage device 28 is also located within the U-shaped opening of the U-shaped seat 211. The U-shaped opening on the top frame 21 is not sealed. When the movable frame 23 and the top frame 21 move relative to each other, the linkage device 28 moves within the U-shaped opening.

[0039] refer to Figures 1-3 In some possible embodiments, a pair of rail-clamping devices are provided on both sides of the rail-clamping braking part. Each rail-clamping device includes a rail-clamping wheel 25 and a rail-clamping wheel mounting base. The axle of the rail-clamping wheel 25 is fixed to the rail-clamping wheel mounting base, which is fixed to the movable frame 23. The rail-clamping wheel is used to engage with the space on the outer side of the irregular rail. The rail-clamping wheel 25 is obliquely mounted on the rail-clamping wheel mounting base, forming a hook-like structure with the rail-clamping wheel 25.

[0040] In some possible embodiments, a rubber pad 3 is arranged at the connection between the cab body 1 and the rail clamping assembly 2.

[0041] With reference to Figure 6 、 Figure 7 and Figure 8 , the utility model also provides a rack rail clamping vehicle, including rack rail clamping vehicle cab and drive part 5, power source and control box 7 of above-mentioned embodiment. The parts are connected through draw bar 6. When this embodiment is used specifically, the power is exported to drive part 5 by power source and control box 7, and the rack rail in track 4 is matched by pin shaft gear of drive part 5, thereby drive locomotive runs on track 4. The brake device of rail clamping assembly 2 under rack rail clamping vehicle cab clamps special-shaped rail 41 to brake when locomotive overspeeds or fails. The rail clamping device of rail clamping assembly 2 is clamped in the space at the outside abdomen of special-shaped rail 41 on both sides of track 4.

[0042] It should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it still can modify the technical solutions recorded in the foregoing embodiments, or modify part or all of the technical solutions, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A cab characterized in that, The cab body is fixedly connected to the rail braking assembly by fasteners; The rail braking assembly comprises a top frame and two rail braking parts arranged below the top frame; The rail braking part comprises a movable frame, a plurality of elastic devices, a plurality of braking actuators and a braking device, the elastic devices, the braking actuators and the braking device are installed on the movable frame; the elastic devices are used to move the movable frame close to the top frame so as to brake the profiled rail on both sides of the rail track by the braking device; the braking actuators are used to move the movable frame away from the top frame so as to release the braking of the profiled rail by the braking device.

2. The cab of claim 1, wherein, The elastic device comprises an elastic member and a guide seat, the elastic member is installed on the shaft body of the guide seat, the upper end of the shaft body penetrates through the through hole arranged on the movable frame and is connected to the top frame by fasteners, and the top surface of the elastic member abuts against the lower surface of the movable frame.

3. The cab of claim 2, wherein, The elastic member is a disc spring group.

4. The cab of claim 2, wherein, The elastic member is a compression spring.

5. The cab of claim 1, wherein, The braking actuator is an oil cylinder, the cylinder body of the oil cylinder extends outward from the through hole arranged on the movable frame, when the braking actuator releases the braking, the end surface of the cylinder body abuts against the top frame, and the end surface of the piston rod of the oil cylinder abuts against the baffle fixed on the movable frame.

6. The cab of claim 1, wherein, The rail braking part further comprises a pair of wheels, the two wheels are connected by a connecting rod device, and the wheels are used to walk on the top surface of the profiled rail.

7. The cab of claim 1, wherein, A pair of rail clamping devices are arranged on both sides of the rail braking part, the rail clamping device comprises a rail clamping wheel and a rail clamping wheel mounting seat, the wheel shaft of the rail clamping wheel is fixed on the rail clamping wheel mounting seat, the rail clamping wheel mounting seat is fixed on the movable frame, and the rail clamping wheel is used to clamp into the space at the outer side of the profiled rail.

8. The cab of claim 1, wherein, The braking device is arranged on both sides of the rail braking part, the braking device comprises an upper braking arm and a lower braking arm, the upper braking arm is fixedly arranged on the lower surface of the top frame, the lower braking arm is fixedly arranged on the movable frame, an upper braking block is arranged on the upper braking arm, and a lower braking block is arranged on the lower braking arm; the upper braking block is used to press tightly on the top surface of the corresponding profiled rail, and the lower braking block is used to press tightly on the downward surface of the corresponding profiled rail.

9. The cab of claim 1, wherein, A rubber pad is arranged at the connection position of the cab body and the rail braking assembly.

10. Rack car, characterized in that The cab comprises the cab body of any one of claims 1-9.

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