CN204548142U - A kind of guideway vehicle and derailing safety device thereof - Google Patents
A kind of guideway vehicle and derailing safety device thereof Download PDFInfo
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- CN204548142U CN204548142U CN201520083972.1U CN201520083972U CN204548142U CN 204548142 U CN204548142 U CN 204548142U CN 201520083972 U CN201520083972 U CN 201520083972U CN 204548142 U CN204548142 U CN 204548142U
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Abstract
The utility model discloses a kind of guideway vehicle and derailing safety device thereof.This derailing safety device, in inverted " L " shape, comprise lateral part (1-1) and in side, below perpendicular to the longitudinal component (1-2) of described lateral part (1-1); Described lateral part (1-1) is provided with the mount pad formed by outward extending wing plate (1-3) in the both sides of Width, described mount pad is provided with bolt hole (1-4); The medial surface of described longitudinal component (1-2) is stop surface (1-6).This protective device structure is simple, volume is little, lightweight, be easy to installation and maintenance and replacing, and reasonable in design, with the way of contact of track and stable mechanical property when contacting reliable, the class of safety protection of vehicle can be significantly improved.
Description
Technical field
The utility model relates to the derailing safety device of guideway vehicle technical field, particularly guideway vehicle.The utility model also relates to the guideway vehicle being provided with described derailing safety device.
Background technology
At present, guideway vehicle derailment accident at home and abroad happens occasionally, lateral excursion excessive after derail easily causes vehicle rollover, great life, property damage can be caused, particularly on overpass, by the restriction of bridge deck width, if traversing amplitude is excessive, train even can crash into river course or steep cliff, and consequence is more serious.
The design goal of derailing safety device is to prevent vehicle excessive traversing and accident that is that cause occurs at derailing rear wheel.
Publication number is that the utility application of CN 101400559Y discloses a kind of carriage lateral movement-limiting system.This system by respectively along the inner side of pair of tracks and the traversing restraint device preventing derailment prevention guard and be arranged on bogie truck bottom laid form, this traversing restraint device has killer, this killer is given prominence to downwards near inner side at the wheel than above-mentioned bogie truck, during normal vehicle operation, do not contact with preventing derailment prevention guard, during derailing and above-mentionedly prevent the moving contact of derailment prevention guard medial surface.
Publication number is that the utility application of CN 102414071A discloses a kind of traverse control unit of truck.This device is provided with along the inner side of track and prevents derailment prevention guard, and the killer with the medial surface moving contact preventing derailment prevention guard is provided with in the position in the inner part of the wheel than bogie truck, be provided with sliding contacting part and guide portion on the restrictor, this moving contact has the sliding contact surface with the medial surface moving contact preventing derailment prevention guard, this guide portion is given prominence in the front portion of sliding contacting part and rear portion respectively, there is front end tilt to from the direction preventing the medial surface of derailment prevention guard from leaving, and base portion and sliding contact surface continuous print lead-in chamfered, during normal vehicle operation, killer does not contact with preventing derailment prevention guard, with the medial surface moving contact preventing derailment prevention guard during derailing.
Although these two kinds of traverse control unit of truck can limit the carriage lateral movement of derailing to a certain extent, but need side in orbit to install and prevent derailment prevention guard, i.e. secondary track, be equivalent to laying two groups of tracks, one group is used for support wheel and realizes driving functions, another group when derailing and killer match and close barrier effect, its structure is too complicated, cost is too high, be difficult to realize commercial application, and killer is positioned at the middle position below vehicle frame, during derailing, vehicle at least wants the distance of traversing half body width could contact with killer, traversing apart from excessive, security protection performance is poor, more high-grade safety precaution requirement cannot be met.
Publication number is that the utility model patent of CN 203439052A discloses a kind of locomotive bogie frame, it comprises curb girder, the end fine strain of millet and draw beam of welding, also comprise derailment protection bar, described derailment protection bar is connected to the below of end carriage by mount pad, mount pad is welded on below end carriage, and security bar is welded on mount pad.
Relative to above two kinds of modes, the derailment protection bar of this derailing safety device when derailing by carrying out spacing with the contact of track, without the need to laying secondary track, and be symmetrically arranged, correspond respectively to two tracks, comparatively near with orbital distance, after vehicle derailing, in the very short time with apart from interior just energy and rail contact, the security protection performance in locomotive surprisingly derailing situation can be improved.
But, the structure of derailment protection bar is too complicated, length is longer, space under too much car can be taken, and then the layout of equipment at the bottom of other cars and installation are impacted, and security bar needs the mount pad above by rear and front end to be welded on below end carriage, and mount pad is box-structure, there is complex structure equally, volume is excessive waits deficiency.
Therefore, under the prerequisite ensureing safety performance, how to be optimized design to derailing safety device, be those skilled in the art's technical issues that need to address.
Utility model content
First object of the present utility model is to provide a kind of derailing safety device.This protective device structure is simple, volume is little, lightweight, be easy to installation and maintenance and replacing, and reasonable in design, with the way of contact of track and stable mechanical property when contacting reliable, the class of safety protection of vehicle can be significantly improved.
Second object of the present utility model is to provide a kind of guideway vehicle being provided with described derailing safety device.
For achieving the above object, the utility model provides a kind of derailing safety device, in inverted " L " shape, comprises lateral part and the longitudinal component in side, below perpendicular to described lateral part; Described lateral part is provided with the mount pad formed by outward extending wing plate in the both sides of Width, described mount pad is provided with bolt hole; The medial surface of described longitudinal component is stop surface.
Preferably, described lateral part is lagging, and described vertical portion is divided into perpendicular baffle plate, and both are integral type structure.
Preferably, the thickness of described wing plate is less than described lateral part, and the end face of its end face and described lateral part is positioned at same plane.
Preferably, described stop surface slopes inwardly 3 ° ~ 5 ° from end to root in a longitudinal direction.
Preferably, described stop surface slopes inwardly 4 ° from end to root in a longitudinal direction.
Preferably, the lower surface of described lateral part is provided with indent position, and the radian of its contact segment is consistent with the radian of rail top face, and by the arc sections position rounding off of described lateral part and longitudinal component intersection to described stop surface.
Preferably, the radius at described indent position is 80mm.
Preferably, the end portion width of described longitudinal component is less than body part, and is provided with intermediate incline or cambered surface between the side of both sides.
For realizing above-mentioned second object, the utility model also provides a kind of guideway vehicle, comprise car body, bogie truck and derailing safety device, described derailing safety device is the derailing safety device described in above-mentioned any one, and it is symmetrically fixed on the journal box body bottom of described bogie truck by bolt.
Preferably, in the height direction, the end of described longitudinal component and the spacing of rail top face are 90mm ~ 100mm.
The utility model passes through derailing mechanism, the research of derailment protection technology, devise a kind of brand-new off-line safety device, under the prerequisite of the functional requirement of satisfied protection vehicle off-line, with this device after vehicle off-line and rail contact position the most rationally for condition carries out structure design, make it minimum to the security implication of track, optimize oad simultaneously, it is made to meet the requirement of strength preventing vehicle off-line, and mode with bolts is arranged on below journal box body, within being positioned at vehicle gauge of the locomotive, its structure is simple, easy for installation, take up room little, stop surface is apart from lateral wheel face, rail level distance arranges safe and reasonable, in normal state, not with rail contact, do not affect normal vehicle operation, only ability and rail contact after vehicle derailing, derailing trailing wheel can be suppressed well to continuing traversing and sidewindering, effective suppression derailing rear vehicle attitude worsens further or topples.
Guideway vehicle provided by the utility model is provided with above-mentioned derailing safety device, and because described derailing safety device has above-mentioned technique effect, the guideway vehicle being provided with this derailing safety device also should have corresponding technique effect.
Accompanying drawing explanation
Fig. 1 provides by the utility model the block diagram of a kind of detailed description of the invention of derailing safety device;
Fig. 2 is the lateral plan of the safety device of derailing shown in Fig. 1;
Fig. 3 is under normal motoring condition, the safety device of derailing shown in Fig. 2 on bogie truck with the relative position schematic diagram of journal box body, wheel and track;
Fig. 4 is after derailing, the relative position schematic diagram of each several part shown in Fig. 3;
Fig. 5 is after derailing further develops, the relative position schematic diagram of each several part shown in Fig. 3.
In figure:
1. 1-8. circular arc position 2., anti-drop block 1-1. lateral part 1-2. longitudinal component 1-3. wing plate 1-4. bolt hole 1-5. cambered surface 1-6 stop surface 1-7. indent position bolt 3. journal box body 4. wheel 5. track
Detailed description of the invention
In order to make those skilled in the art person understand the utility model scheme better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The terms such as upper and lower, left and right are herein established, difference with reference to the accompanying drawings based on position relationship shown in the drawings, and corresponding position relationship also likely changes thereupon, therefore, can not be understood as the absolute limit to protection domain.
Please refer to Fig. 1, Fig. 2, Fig. 1 provides by the utility model the block diagram of a kind of detailed description of the invention of derailing safety device; Fig. 2 is the lateral plan of the safety device of derailing shown in Fig. 1.
In a kind of specific embodiment, the derailing safety device that the utility model provides is one piece is inverted " L " shape anti-drop block 1, it can be divided into abundant lateral part 1-1 and abundant longitudinal component 1-2, longitudinal component 1-2 is perpendicular in the side, below of lateral part 1-1, when observing from the side, in inverted " L " shape.Certainly, the word of use inversion one is here the structure in order to convenient description anti-drop block, is corresponding with the installing condition of anti-drop block 1, if anti-drop block 1 is spun upside down 180 degree, then can describes it as " L " shape.
Particularly, lateral part 1-1 is lagging, vertical part 1-2 is perpendicular baffle plate, both are processed by a monoblock high strength material, for integral type structure, such as can adopt the materials such as steel, iron, alloy and carbon fiber, then its tensile strength and yield strength can be made to meet higher requirement by modifier treatment according to metallic material.
For the ease of installing, lateral part 1-1 is provided with the mount pad formed by outward extending wing plate 1-3 in the both sides of Width, the thickness of wing plate 1-3 is less than lateral part 1-1, be about 1/1 to four/2nd of lateral part 1-1 thickness, be 1/3rd shown in figure, the end face of wing plate 1-3 and the end face of lateral part 1-1 are positioned at same plane, when observing from the thickness direction of longitudinal component 1-2, anti-drop block 1 is on the whole in " T " font, when observing from birds-eye view, the end face of whole anti-drop block 1 is smooth rectangle (or square).
Each wing plate 1-3 is processed with respectively two countersunk-heat bolt hole 1-4 kept at a certain distance away, for the quantity of bolt hole 1-4, do not do concrete restriction herein, according to the size of wing plate 1-3 and the difference of installation requirement, can also be three, four even more, also can only arrange one.
The end portion width of longitudinal component 1-2 is less than body part, and by cambered surface 1-5 (also can be inclined-plane) rounding off between the side of both sides, the medial surface of longitudinal component 1-2 is stop surface 1-6, stop surface 1-6 slopes inwardly 3 ° ~ 5 ° from end to root in a longitudinal direction, the angle of the inclined angle alpha set here is 4 °, consistent with the angle of the medial surface angle of inclination beta of track shoulder.
The lower surface of lateral part 1-1 is provided with an arc concave shape position 1-7, its radius R is 80mm, consistent with the radian of rail top face, to increase the area of contact of anti-drop block and track head after vehicle derailing, indent position 1-7 passes through the circular arc position 1-8 rounding off of lateral part 1-1 and longitudinal component 1-2 intersection to stop surface 1-6, the intersection of lateral part and longitudinal component is circular arc and on-right angle, can be eliminated stress concentration phenomenon on the one hand, that can improve anti-drop block on the other hand is subject to force intensity, prevents it from when stressed, occurring significantly distortion at this position.
As another kind of form, indent position on the lower surface of lateral part can also transit to the stop surface 1-6 of longitudinal component always, forms the curved portion that can match with track peripheral shoulder shape with lateral part 1-1 with longitudinal component 1-2 together with the circular arc position 1-8 of intersection.
Please refer to Fig. 3, Fig. 4, Fig. 3 is under normal motoring condition, the safety device of derailing shown in Fig. 2 on bogie truck with the relative position schematic diagram of journal box body, wheel and track; Fig. 4 is after derailing, the relative position schematic diagram of each several part shown in Fig. 3.
During use, above-mentioned anti-drop block is fixed on journal box body 3 bottom by four bolts 2, and same wheel below two right journal box bodyes respectively arranges an anti-drop block, respectively corresponding left wheel and right wheel, and is positioned at the outside of wheel.Because anti-drop block all maintains a determining deviation with the parts such as wheel 4 and track 5 on locus, therefore when normal vehicle operation, anti-drop block not with wheel and rail contact, only when derailing, just with the medial surface moving contact of track shoulder.
Such as, when train derails to the left, left side wheel departs from the outside to left rail, and the anti-drop block be positioned at below right-hand axis casing contacts with right rail, and now, the distance between the anti-drop block in left side and left rail becomes greatly, and do not participate in anticreep, vice versa.
Because anti-drop block stop surface 1-6 is consistent with the angle of the inclination of track 5 shoulder lateral surface, therefore both can fit together closely, can limit car body on the one hand in the horizontal continues outwards traversing, vehicle attitude is suppressed to worsen further or topple, force of sliding friction can be relied on the other hand on the direct of travel of train, train is slowed down, reduces risk factor.
Figure 3 shows that general derailment occurring or the primary stage of derailing, in this case, it is spacing that anti-drop block only relies on the contact of its stop surface 1-6 and track 5 to carry out.
Please refer to Fig. 5, Fig. 5 is after derailing further develops, the relative position schematic diagram of each several part shown in Fig. 3.
When derailment occurring further develops, wheel 4 is likely continuous to sink, now, the end face of track 5 can embed the indent position 1-7 on the 1-2 lower surface of anti-drop block lateral part, together carry out spacing by lateral part 1-1 and longitudinal component 1-2, wherein longitudinal component 1-2 continuation restriction car body is traversing, lateral part 1-1 then can limit car body to be continued to move down, add the friction eceleration effect on direct of travel, actv. restriction can be carried out to vehicle at most in three dimensions, and, the radian of indent position 1-7 is consistent with the radian of track 5 end face, can avoid damaging track.
In addition, as can be seen from Figure 4, the indent position 1-7 of lateral part 1-1 and the end face of track 5 be complete consistency from top to bottom not, and both have staggered certain distance Δ L in the horizontal, the indent position 1-7 traversing due to derailing is closer to inner side, and track is then closer to outside.Like this, derailing from the state development shown in Fig. 4 to Fig. 5 shown in state process, under the draw of track 5, by car body outwards " retracting ", reverse traversing trend can be made it have, thus actv. suppresses traversing more.
The utility model is under the prerequisite of the functional requirement of satisfied protection vehicle off-line, with this device after vehicle off-line and rail contact position the most rationally for condition carries out structure design, make it minimum to the security implication of track, optimize oad simultaneously, it is made to meet the requirement of strength preventing vehicle off-line, and mode with bolts is arranged on below journal box body, within being positioned at vehicle gauge of the locomotive, its structure is simple, easy for installation, take up room little, stop surface is apart from lateral wheel face, rail level distance arranges safe and reasonable, in normal state, not with rail contact, do not affect normal vehicle operation, only ability and rail contact after vehicle derailing, derailing trailing wheel can be suppressed well to continuing traversing and sidewindering, effective suppression derailing rear vehicle attitude worsens further or topples.
Above-described embodiment is only preferred version of the present utility model, is specifically not limited thereto, and can make pointed adjustment according to actual needs on this basis, thus obtain different embodiments.Such as: the lateral part of anti-drop block and longitudinal component are designed to split-type structural, then by combine or the mode such as welding connects as a whole, or, anti-drop block is designed to the shape that other are similar to " L " shape, etc.Because mode in the cards is more, just casehistory no longer one by one here.
Except above-mentioned derailing safety device, the utility model also provides a kind of guideway vehicle, comprise car body, bogie truck and derailing safety device, described derailing safety device is derailing safety device mentioned above, it is symmetrically fixed on journal box body 3 bottom of bogie truck by bolt 2, be positioned at the outside of wheel 4, in the height direction, the spacing of the end of longitudinal component 1-2 and the end face (i.e. rail level) of track 5 is 95mm, all the other structures please refer to prior art, repeat no more herein.
Above guideway vehicle provided by the utility model and derailing safety device are described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands core concept of the present utility model for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (10)
1. a derailing safety device, is characterized in that, in inverted " L " shape, comprise lateral part (1-1) and in side, below perpendicular to the longitudinal component (1-2) of described lateral part (1-1); Described lateral part (1-1) is provided with the mount pad formed by outward extending wing plate (1-3) in the both sides of Width, described mount pad is provided with bolt hole (1-4); The medial surface of described longitudinal component (1-2) is stop surface (1-6).
2. derailing safety device according to claim 1, is characterized in that, described lateral part (1-1) is lagging, and described longitudinal component (1-2) is perpendicular baffle plate, and both are integral type structure.
3. derailing safety device according to claim 2, it is characterized in that, the thickness of described wing plate (1-3) is less than described lateral part (1-1), and the end face of its end face and described lateral part (1-1) is positioned at same plane.
4. derailing safety device according to claim 3, is characterized in that, described stop surface slopes inwardly 3 ° ~ 5 ° from end to root in a longitudinal direction.
5. derailing safety device according to claim 4, is characterized in that, described stop surface slopes inwardly 4 ° from end to root in a longitudinal direction.
6. the derailing safety device according to any one of claim 1 to 5, it is characterized in that, the lower surface of described lateral part (1-1) is provided with indent position (1-7), the radian of its contact segment is consistent with the radian of rail top face, and by described lateral part (1-1) the arc sections position rounding off extremely described stop surface (1-6) with longitudinal component (1-2) intersection.
7. derailing safety device according to claim 6, is characterized in that, the radius of described indent position (1-7) is 80mm.
8. the derailing safety device according to any one of claim 1 to 5, is characterized in that, the end portion width of described longitudinal component (1-2) is less than body part, and is provided with intermediate incline or cambered surface (1-5) between the side of both sides.
9. a guideway vehicle, comprise car body, bogie truck and derailing safety device, it is characterized in that, described derailing safety device is the derailing safety device described in any one of the claims 1 to 8, and it is symmetrically fixed on journal box body (3) bottom of described bogie truck by bolt (2).
10. guideway vehicle according to claim 9, is characterized in that, in the height direction, the end of described longitudinal component (1-2) and the spacing of rail top face are 90mm ~ 100mm.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083972.1U CN204548142U (en) | 2015-02-05 | 2015-02-05 | A kind of guideway vehicle and derailing safety device thereof |
| PCT/CN2015/094662 WO2016124029A1 (en) | 2015-02-05 | 2015-11-16 | Railway vehicle and derailment safety device thereof |
| US15/504,940 US10471975B2 (en) | 2015-02-05 | 2015-11-16 | Railway vehicle and derailment safety device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083972.1U CN204548142U (en) | 2015-02-05 | 2015-02-05 | A kind of guideway vehicle and derailing safety device thereof |
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| Publication Number | Publication Date |
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| CN204548142U true CN204548142U (en) | 2015-08-12 |
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| CN201520083972.1U Active CN204548142U (en) | 2015-02-05 | 2015-02-05 | A kind of guideway vehicle and derailing safety device thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104627195A (en) * | 2015-02-05 | 2015-05-20 | 南车青岛四方机车车辆股份有限公司 | Railway vehicle and derailment safety protective device thereof |
| WO2016124029A1 (en) * | 2015-02-05 | 2016-08-11 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle and derailment safety device thereof |
| WO2017063315A1 (en) | 2015-10-16 | 2017-04-20 | 中南大学 | Anti-derailing device for rail vehicle bogie and rail vehicle bogie |
-
2015
- 2015-02-05 CN CN201520083972.1U patent/CN204548142U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104627195A (en) * | 2015-02-05 | 2015-05-20 | 南车青岛四方机车车辆股份有限公司 | Railway vehicle and derailment safety protective device thereof |
| WO2016124029A1 (en) * | 2015-02-05 | 2016-08-11 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle and derailment safety device thereof |
| CN104627195B (en) * | 2015-02-05 | 2017-05-24 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle and derailment safety protective device thereof |
| US10471975B2 (en) | 2015-02-05 | 2019-11-12 | Crrc Qingdao Sifang Co., Ltd. | Railway vehicle and derailment safety device thereof |
| WO2017063315A1 (en) | 2015-10-16 | 2017-04-20 | 中南大学 | Anti-derailing device for rail vehicle bogie and rail vehicle bogie |
| US10435045B2 (en) | 2015-10-16 | 2019-10-08 | Central South University | Anti-derailment apparatus for bogie of a rail vehicle and bogie of a rail vehicle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170823 Address after: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Co-patentee after: CHINA RAILWAY CORPORATION Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Patentee before: CRRC QINGDAO SIFANG CO., LTD. |