CN114645491A

CN114645491A - Safety device and rail train

Info

Publication number: CN114645491A
Application number: CN202011521922.9A
Authority: CN
Inventors: 于学东; 姚迪; 李楠
Original assignee: CRRC Shenyang Co Ltd
Current assignee: CRRC Shenyang Co Ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2022-06-21

Abstract

The invention provides a safety protection device and a steel rail train. The safety protection device comprises a safety door arranged at the upper end of the safety vehicle, a support frame is arranged on one side of the safety door, which deviates from the steel rail, and the bottom end of the support frame is fixedly connected with the safety vehicle. A rail train at least comprises a rail transporting vehicle and a safety vehicle, wherein the safety vehicle is provided with the safety protection device. Fixing the support frame on the safety car like this to adopt the support frame to strengthen fixed emergency exit, make emergency exit bulk strength increase, more firm, shock resistance is stronger, can effectively resist the impact of train operation in-process rail, prevents that the emergency exit from being destroyed and scurrying out by the impact force of rail, avoids scurrying out the incident that leads to because of the steel rail.

Description

Safety device and rail train

Technical Field

The embodiment of the invention relates to the technical field of long rail train safety protection, in particular to a safety protection device and a rail train.

Background

The long rail train is a special engineering vehicle which is formed by combining special vehicles with different functions and different structures and is used for loading, transporting, collecting and unloading long rails.

The existing long steel rail train is generally composed of a generator car located at the head of the train, a first safety car located behind the generator car, a second safety car located at the tail of the train, and a plurality of rail transport cars located between the first safety car and the second safety car. The power generation car is positioned at the head of the train, has the main function of generating power to provide power for the whole long steel rail train, and is a power utilization control center of the train. The first safety vehicle and the second safety vehicle belong to a steel rail transportation safety protection vehicle and are symmetrically connected to two ends of the steel rail transportation vehicle. In order to prevent the locking failure of the steel rail in the transportation process of the long steel rail and the accidents caused by the shifting of the steel rail, safety doors are respectively arranged at the front end of the first safety vehicle and the rear end of the second safety vehicle and are used for preventing the impact of the steel rail in the transportation process.

However, the existing safety door has insufficient overall strength and weak capability of resisting the impact of the steel rail, and once the safety door is damaged by the impact of the steel rail to cause the steel rail to jump out, serious safety accidents are easily caused.

Disclosure of Invention

The safety door aims to solve the problems that the existing safety door in the background technology is insufficient in overall strength and weak in steel rail impact resistance, and once the safety door is damaged by the impact force of the steel rail, the steel rail is blown out, and serious safety accidents are easily caused.

The invention provides a safety protection device which comprises a safety door arranged at the upper end of a safety vehicle, wherein a support frame is arranged on one side of the safety door, which is far away from a steel rail, and the bottom end of the support frame is fixedly connected with the safety vehicle.

The safety device that this embodiment provided, through including setting up in the emergency exit of safety car upper end, one side that the emergency exit deviates from the rail is provided with the support frame, the bottom of support frame with safety car fixed connection. Fixing the support frame on the safety car like this to adopt the support frame to strengthen fixed emergency exit, make emergency exit bulk strength increase, more firm, shock resistance is stronger, can effectively resist the impact of train operation in-process rail, prevents that the emergency exit from being destroyed and scurrying out by the impact force of rail, avoids scurrying out the incident that leads to because of the steel rail.

Optionally, the support frame is a right triangle frame, one side of one of the right-angle sides of the support frame is connected with the safety car, and one side of the other right-angle side of the support frame is connected with the safety door.

The support frame is right triangle's frame like this, compares in the frame of other shapes, and the stable in structure of triangle-shaped frame, non-deformable's advantage, the intensity of reinforcing emergency exit that can be better improves the shock resistance of emergency exit.

Optionally, the emergency exit includes the rotation door-hinge, the rotation door-hinge with the support frame is connected.

Compare like this and connect fixed emergency exit in prior art in adoption fold paper, the emergency exit bottom adopts the gyro wheel to support, connects fixedly through rotating the door pivot and has improved the joint strength of emergency exit, still makes the switching of emergency exit more nimble laborsaving.

Optionally, the rotating door shaft comprises a rotating shaft, a sleeve and a rotating sleeve, the rotating shaft is connected with the supporting frame, at least two rotating sleeves are sleeved on the rotating shaft, the sleeve is sleeved between the rotating sleeves, and a bearing is sleeved between the rotating sleeves and the sleeve.

Through fixing the emergency exit on changeing the cover like this, will change the cover and establish in the pivot to the sleeve is established to the cover between changeing the cover, changes the cover and establishes the bearing with the cover between the sleeve, makes the intensity of rotating the door-hinge higher, and the switching of emergency exit is nimble laborsaving more.

Optionally, the support frame orientation one side of emergency exit is equipped with the base, the top of support frame is equipped with the tie-beam, the one end of pivot with the base is connected, the other end of pivot with the tie-beam is connected.

The pivot setting that will turn to the door-hinge like this is between tie-beam and base, has guaranteed also to be connected between pivot and the support frame firm when the pivot is nimble to be rotated.

Optionally, the tie-beam includes upper cover plate and connecting cylinder, the upper cover plate with the support frame is connected, the connecting cylinder connect in the bottom of upper cover plate, the one end of pivot connect in the connecting cylinder, the other end of pivot connect in the base.

The upper cover plate is connected with the top end of the supporting frame, one end of the rotating shaft is connected into the sleeve, and the other end of the rotating shaft is connected into the base, so that the rotating shaft can flexibly rotate between the upper cover plate and the base.

Optionally, the emergency exit includes door plant and skeleton, the skeleton with muffjoint.

The intensity of emergency exit is improved through the skeleton like this, and the emergency exit is more firm, and shock resistance is stronger.

Optionally, the safety device further comprises a door stop arranged at the upper end of the safety vehicle, and the door stop is positioned on one side of the safety door, which is far away from the steel rail.

After the safety door is opened, the safety door can be fixed by using the door stop, so that the safety door is prevented from freely rotating to cause danger to personnel.

Optionally, the safety door is provided with a bolt, the bolt comprises a connecting seat, a bolt shaft and a handle, the connecting seat is provided with a through hole, the bolt shaft is sleeved in the through hole, the handle is connected with the bolt shaft, and a stop block is arranged on the surface of the bolt shaft;

the door shield comprises a bottom plate, a rib plate and a sleeve, the bottom plate is fixedly connected to the upper end of the safety vehicle, the sleeve is connected to the upper end of the bottom plate, a fixing hole is formed in the upper end of the sleeve, and the rib plate is connected between the sleeve and the bottom plate.

The bolt shaft can be moved up and down in the through hole of the connecting seat by operating the handle, the bolt shaft can be easily inserted into the fixing hole or drawn out from the fixing hole, the fixing and loosening actions of the safety door are completed, and the stop block arranged on the bolt shaft can play a role in limiting. The bottom plate is fixedly connected to the upper end of the safety vehicle, the upper end connecting sleeve of the bottom plate is used for being inserted into the bolt shaft in a matching mode, and the rib plate is connected between the bottom plate and the bolt shaft to reinforce the door stop, so that the door stop is more stable.

The invention also provides a steel rail train which at least comprises a rail transporting vehicle and a safety vehicle, wherein the safety vehicle is provided with the safety protection device. The safety protection device can effectively resist the impact of the steel rail in the running process of the steel rail train, prevent the safety door from being broken by the impact force of the steel rail and jumping out, and avoid safety accidents caused by the jumping out of the steel rail.

The construction of the present invention and other objects and advantages thereof will be more apparent from the following description of the preferred embodiments taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

FIG. 1 is a front view of a safety shield apparatus provided in accordance with an embodiment of the present invention;

FIG. 2 is a side view of a safety shield apparatus provided in accordance with an embodiment of the present invention;

FIG. 3 is a top view of a safety shield apparatus in accordance with an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a supporting frame according to an embodiment of the present invention;

FIG. 5 is a schematic view of a rotary door spindle according to an embodiment of the present invention;

FIG. 6 is a side view of a coupling beam provided by an embodiment of the present invention;

FIG. 7 is a top view of a coupling beam provided in accordance with an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a safety door provided in an embodiment of the present invention;

FIG. 9 is a side view of a door stop provided in accordance with an embodiment of the present invention;

fig. 10 is a top view of a door stop provided in accordance with an embodiment of the present invention;

FIG. 11 is a schematic view of a keeper according to an embodiment of the present invention;

fig. 12 is a schematic structural diagram of a rail train according to an embodiment of the present invention.

Description of reference numerals:

10-a safety door;

11-rotating the door spindle;

111-a rotating shaft;

112-a sleeve;

113-rotating sleeve;

114-a bearing;

12-a door panel;

13-a backbone;

20-a support frame;

30-a base;

40-connecting the beams;

41-upper cover plate;

42-a connecting cylinder;

50-door shield;

51-a base plate;

52-rib plate;

53-a cannula;

60-bolt;

61-a connecting seat;

62-bolt shaft;

63-a handle;

64-a stop block;

65-tube cover;

70-safety vehicle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. 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.

FIG. 1 is a front view of a safety shield apparatus provided in accordance with an embodiment of the present invention; FIG. 2 is a side view of a safety shield apparatus provided in accordance with an embodiment of the present invention; FIG. 3 is a top view of a safety shield apparatus in accordance with an embodiment of the present invention; FIG. 4 is a schematic view of a rotary door spindle according to an embodiment of the present invention; fig. 5 is a schematic structural diagram of a supporting frame according to an embodiment of the present invention; FIG. 6 is a side view of a coupling beam provided by an embodiment of the present invention; FIG. 7 is a top view of a coupling beam provided in accordance with an embodiment of the present invention; fig. 8 is a schematic structural diagram of a safety door provided in an embodiment of the present invention; FIG. 9 is a side view of a door shield provided in accordance with an embodiment of the present invention; fig. 10 is a top view of a door stop provided in accordance with an embodiment of the present invention; fig. 11 is a schematic structural diagram of a door bolt according to an embodiment of the present invention.

In this embodiment, as shown in fig. 1 to 3, the safety protection device includes a safety door 10 disposed at an upper end of the safety car 70, a support frame 20 is disposed at a side of the safety door 10 away from the steel rail, and a bottom end of the support frame 20 is fixedly connected to the safety car 70. Fixing support frame 20 on safety car 70 like this to adopt support frame 20 to strengthen fixed emergency exit 10, make emergency exit 10 bulk strength increase, more firm, shock resistance is stronger, can effectively resist the impact of train operation in-process rail, prevents that emergency exit 10 from being destroyed and scurrying out by the impact force of rail, avoids channeling out the incident that leads to because of the steel rail.

In this embodiment, as shown in fig. 4, the support frame 20 is a right triangle frame, one side of one of the right-angled sides of the support frame 20 is connected to the safety car 70, and one side of the other right-angled side of the support frame 20 is connected to the safety door 10.

Support frame 20 is right triangle's frame like this, adopts the concatenation of cold-formed hollow shaped steel to form, compares in the frame of other shapes, and the stable in structure of triangle-shaped frame, non-deformable's advantage, the intensity of reinforcing emergency exit 10 that can be better improves emergency exit 10's shock resistance.

In this embodiment, referring to fig. 4, the safety door 10 includes a rotating door shaft 11, and the rotating door shaft 11 is connected to the support frame 20.

Compare in adopting folding paper to connect fixed emergency exit 10 among the prior art, emergency exit 10 bottom adopts the mode that the gyro wheel supported, and this embodiment is connected fixedly through rotating door-hinge 11 and has improved emergency exit 10's joint strength, still makes emergency exit 10's switching more nimble laborsaving.

In this embodiment, referring to fig. 5, the rotating door shaft 11 includes a rotating shaft 111, a sleeve 112 and rotating sleeves 113, the rotating shaft 111 is connected to the supporting frame 20, at least two rotating sleeves 113 are sleeved on the rotating shaft 111, the sleeve 112 is sleeved between adjacent rotating sleeves 113, and a bearing 114 is sleeved between the rotating sleeves 113 and the sleeve 112.

Hinge axle and shaft all are sliding friction among the prior art, and under the corrosion state, the switching emergency exit 10 is very hard, and this embodiment is through fixing emergency exit 10 on changeing cover 113, will change cover 113 cover and establish on pivot 111 to the sleeve 112 is established to the cover between changeing cover 113, changes the cover and establishes bearing 114 between cover 113 and the sleeve 112, makes the intensity of rotating door-hinge 11 higher, and the switching of emergency exit 10 is nimble laborsaving more.

In this embodiment, as shown in fig. 4, a base 30 is disposed on one side of the support frame 20 facing the emergency gate 10, a connection beam 40 is disposed at a top end of the support frame 20, one end of the rotation shaft 111 is connected to the base 30, and the other end of the rotation shaft 111 is connected to the connection beam 40.

Therefore, the rotating shaft 111 rotating to the door shaft is arranged between the connecting beam 40 and the base 30, so that the rotating shaft 111 is ensured to rotate flexibly, and the rotating shaft 111 and the support frame 20 are also ensured to be connected stably.

In this embodiment, as shown in fig. 6 to 7, the connection beam 40 includes an upper cover plate 41 and a connection barrel 42, the upper cover plate 41 is connected to the support frame 20, the connection barrel 42 is connected to the bottom end of the upper cover plate 41, one end of the rotation shaft 111 is connected to the connection barrel 42, and the other end of the rotation shaft 111 is connected to the base 30.

Thus, the upper cover plate 41 is connected to the top end of the supporting frame 20, one end of the rotating shaft 111 is connected to the sleeve 112, and the other end of the rotating shaft 111 is connected to the base 30, so that the rotating shaft 111 can flexibly rotate between the upper cover plate 41 and the base 30.

In this embodiment, referring to fig. 8, the safety door 10 includes a door panel 12 and a framework 13, the framework 13 is connected to the sleeve 112, and the framework 13 is formed by splicing cold-formed hollow section steel.

Thus, the strength of the safety door 10 is improved through the framework 13, and the safety door 10 is more stable and has stronger impact resistance.

In this embodiment, as shown in fig. 1 to 3, a door stopper 50 is further included, which is disposed at an upper end of the safety car 70, and the door stopper 50 is located at a side of the safety door 10 away from the steel rail.

Thus, after the safety door 10 is opened, the safety door 10 can be fixed by the door stopper 50, thereby preventing the safety door 10 from freely rotating to cause danger to personnel.

In this embodiment, referring to fig. 1 and 11, the safety door 10 is provided with a bolt 60, the bolt 60 includes a connecting seat 61, a bolt shaft 62 and a handle 63, the connecting seat 61 is provided with a through hole, the bolt shaft 62 is sleeved in the through hole, the handle 63 is connected with the bolt shaft 62, a stopper 64 is provided on a surface of the bolt shaft 62, and a fixing hole for inserting the bolt shaft 62 is provided at a top end of the door stopper 50.

Therefore, the bolt shaft 62 can move up and down in the through hole of the connecting seat 61 through the operating handle 63, so that the bolt shaft 62 can be easily inserted into the fixing hole or pulled out of the fixing hole, the fixing and loosening actions of the safety door 10 are completed, and the stop block 64 on the bolt shaft 62 can play a limiting role.

In this embodiment, as shown in fig. 11, the bolt shaft 62 is made of a steel pipe, and the opening at the top of the bolt shaft 62 is blocked by a pipe cover 65 to prevent rainwater from entering the pipe and causing rust in the pipe.

In this embodiment, referring to fig. 9-10, the door stop 50 includes a bottom plate 51, a rib plate 52 and a sleeve 53, the bottom plate 51 is fixedly connected to the upper end of the safety vehicle 70, the sleeve 53 is connected to the upper end of the bottom plate 51, the upper end of the sleeve 53 is provided with a fixing hole, and the rib plate 52 is connected between the sleeve 53 and the bottom plate 51.

Thus, the bottom plate 51 is fixedly connected to the upper end of the safety car 70, the sleeve 53 is connected to the upper end of the bottom plate 51 for inserting the bolt shaft 62, and the rib plate 52 is connected between the bottom plate 51 and the bolt shaft 62 to reinforce the door stop 50, so that the door stop 50 is more stable.

A rail train, as shown in fig. 12, includes at least a rail transportation vehicle (not shown) and a safety vehicle 70, and the safety vehicle 70 is provided with the safety protection device in the above embodiment. The safety protection device arranged on the safety vehicle 70 can effectively resist the impact of the steel rail in the running process of the steel rail train, prevent the safety door from being broken by the impact force of the steel rail and escaping, and avoid safety accidents caused by the escaping of the steel rail.

In the description of the present invention, it should be noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may for example be fixed or indirectly connected through intervening media, or may be interconnected between two elements or may be in the interactive relationship between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically stated otherwise.

The terms "first," "second," "third," "fourth," and the like in the description and claims of this application and in the above-described drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a safety device, is including setting up in the emergency exit of safe car upper end, its characterized in that: one side of the safety door, which is far away from the steel rail, is provided with a support frame, and the bottom end of the support frame is fixedly connected with the safety vehicle.

2. A safety shield apparatus as recited in claim 1, wherein: the support frame is a right-angled triangle frame, one side of one of the right-angled sides of the support frame is connected with the safety car, and one side of the other right-angled side of the support frame is connected with the safety door.

3. A safety shield apparatus according to any one of claims 1-2, wherein: the emergency exit includes the rotation door-hinge, the rotation door-hinge with the support frame is connected.

4. A safety shield apparatus according to claim 3, wherein: the rotating door shaft comprises a rotating shaft, a sleeve and a rotating sleeve, the rotating shaft is connected with the supporting frame, at least two rotating sleeves are sleeved on the rotating shaft, the rotating sleeves are adjacent to each other, the sleeve is sleeved between the rotating sleeves, and a bearing is sleeved between the rotating sleeves and the sleeve.

5. The safety shield apparatus of claim 4, wherein: the support frame orientation one side of emergency exit is equipped with the base, the top of support frame is equipped with the tie-beam, the one end of pivot with the base is connected, the other end of pivot with the tie-beam is connected.

6. The safety shield apparatus of claim 5, wherein: the tie-beam includes upper cover plate and connecting cylinder, the upper cover plate with the support frame is connected, the connecting cylinder connect in the bottom of upper cover plate, the one end of pivot connect in the connecting cylinder, the other end of pivot connect in the base.

7. A safety shield apparatus according to any one of claims 4-6, wherein: the safety door comprises a door plate and a framework, and the framework is connected with the sleeve.

8. A safety shield apparatus according to any one of claims 1-2, wherein: the safety car is characterized by further comprising a door stop arranged at the upper end of the safety car, wherein the door stop is positioned on one side of the safety door, which deviates from the steel rail.

9. A safety shield apparatus according to claim 8, wherein: the safety door is provided with a bolt, the bolt comprises a connecting seat, a bolt shaft and a handle, the connecting seat is provided with a through hole, the bolt shaft is sleeved in the through hole, the handle is connected with the bolt shaft, and a stop block is arranged on the surface of the bolt shaft;

10. The utility model provides a rail train, includes rail transport car and safety car at least, its characterized in that: the safety vehicle is provided with a safety protection device as claimed in any one of claims 1-9.