CN112141157A - Protection device for bogie during subway train recovery rescue - Google Patents
Protection device for bogie during subway train recovery rescue Download PDFInfo
- Publication number
- CN112141157A CN112141157A CN202011056136.6A CN202011056136A CN112141157A CN 112141157 A CN112141157 A CN 112141157A CN 202011056136 A CN202011056136 A CN 202011056136A CN 112141157 A CN112141157 A CN 112141157A
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- Prior art keywords
- assembly
- bogie
- protection device
- rescue
- subway train
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- 238000011084 recovery Methods 0.000 title claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001012 protector Effects 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- 230000006378 damage Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K5/00—Apparatus for placing vehicles on the track; Derailers; Lifting or lowering rail vehicle axles or wheels
- B61K5/04—Devices secured to the track
- B61K5/06—Derailing or re-railing blocks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention discloses a protection device for a bogie during subway train recovery and rescue, which comprises a device body, wherein the device body comprises a first assembly and a second assembly which are detachably connected, the first assembly is arranged above the second assembly, the bottom of the second assembly is provided with a notch clamped with an axle box lifting lug of a train axle box device, the upper part of the second assembly is arranged in a step shape, a clamping groove for placing a hoisting ring of the bogie is formed between the first assembly and the step-shaped second assembly, and one end, facing the opening of the clamping groove, of the first assembly is rotatably connected with a fastening piece. The device simple structure, light can effectively realize the guard action to the bogie, and dismouting convenient to use is swift moreover, is favorable to improving the speed of rescue and reduces the degree of difficulty of rescue.
Description
Technical Field
The invention relates to the technical field of subway vehicle bogie equipment, in particular to a protection device for a bogie during subway train recovery rescue.
Background
In prior art, subway train carries out the rerailing and carries out the train derailment rescue rehearsal in the train derailment, need use equipment such as big iron chain to suspend in midair the protection to train bogie axle box device, avoid the too big damage that causes of bogie one series of two circular cone rubber spring extension stroke in the train jacking process, the iron chain can form rigid connection with train wheel pair axle box device and bogie frame simultaneously, shortened the jacking rerailing in-process because rubber spring's deformation causes the jacking stroke of increase, and then the height of reducible train jacking. The protection of the axle box device is a necessary protection process when the train derails to carry out the rerailing and the train derailing rescue drill.
As shown in fig. 1, in the prior art, a large iron chain 1 adopted for protecting bogie components is quite heavy (four bogie components require the total weight of four iron chains 1 to be about 150kg), more than four persons are required to be moved for many times in the actual rescue and drilling process, the installation and disassembly and removal processes of the whole protection take more than one hour, and meanwhile, the surface of the iron chain 1 needs to be wrapped with cotton cloth 2 for secondary protection, so that the damage of a paint surface caused by the direct contact of the metal part of the iron chain 1 and the bogie components is avoided. In the process of train jacking, due to the action of gravity, the pulling force applied to the iron chain 1 by the train wheel set can cause the iron chain 1 to press against the bogie component, possibly causing the damage and the like of the bogie component in different degrees. The consumption of manpower and material resources and the secondary failure are the inevitable defects of the current iron chain 1 protection.
Disclosure of Invention
The invention aims to provide a protection device for a bogie when a subway train is rescued, which has a simple and light structure, can effectively realize the protection effect on the bogie, is convenient and quick to disassemble, assemble and use, and is beneficial to improving the rescue speed and reducing the rescue difficulty.
In order to solve the problems, the invention is realized according to the following technical scheme:
the protection device for the bogie during the subway train recovery rescue comprises a device body, wherein the device body comprises a first assembly and a second assembly which are detachably connected, the first assembly is arranged above the second assembly, a notch clamped with an axle box lifting lug of a train axle box device is formed in the bottom of the second assembly, the upper portion of the second assembly is arranged in a step shape, a clamping groove for placing a hoisting ring of the bogie is formed between the first assembly and the step-shaped second assembly, and a fastening piece is rotatably connected to one end, facing the opening of the clamping groove, of the first assembly.
Furthermore, a first threaded hole vertically penetrating through the first assembly is formed in the top surface of the first assembly, a second threaded hole is formed in the top surface of the second assembly corresponding to the first threaded hole, and the first assembly is connected with the second assembly through threads.
Further, the stepped upper portion of the second assembly comprises a first step and a second step, the first step is higher in horizontal height than the second step, the second threaded hole is formed in the top surface of the first step, and the clamping groove is formed between the second step and the first assembly.
Further, the thickness of the first component is the same as the thickness of the first step plus the thickness of the second step.
Further, the fastener sets up to the L template, the L template includes riser and diaphragm, the orientation of diaphragm with the opening orientation of draw-in groove is the same.
Further, the first component is threadedly connected to the fastener.
Further, a bearing is arranged at the joint of the first assembly and the fastener.
Further, a gasket is arranged between the first assembly and the fastener
Compared with the prior art, the invention has the following beneficial effects:
the protection device for the bogie during the subway train recovery rescue utilizes the device body with a simple and light structure, is clamped with the axial lifting lug originally arranged on the axle box device through the notch, and the clamping groove is arranged between the first component and the second component of the device body and is used for installing and placing the original bogie lifting ring on the train bogie frame, and the bogie lifting ring is fixed in the clamping groove through the fastening piece, so that an iron chain in the prior art can be replaced, the axle box device and the bogie frame can be effectively protected in the train jacking process, the protection device is convenient to install and disassemble, the labor intensity of operators can be greatly reduced, the rescue speed is effectively improved, the rescue difficulty is reduced, and the damage to the paint layers on the surfaces of the axle box device and the bogie frame can be avoided.
Drawings
Embodiments of the invention are described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic diagram of a prior art use state of protection using an iron chain;
FIG. 2 is a schematic diagram of a using state of a protection device for a bogie during recovery of a subway train according to the present invention;
FIG. 3 is a schematic structural diagram of the front side of the protection device for the bogie during the recovery of the subway train according to the invention;
FIG. 4 is a schematic side view of a protection device for a bogie during recovery of a subway train according to the present invention;
in the figure:
1-an iron chain; 11-cotton cloth; 2-bogie frame; 21-a bogie hoisting ring; 3-an axle box arrangement; 31-axle box lifting lugs; 4-the device body; 41-a first component; 42-a second component; 421-a recess; 422-first step; 423-second step; 43-card slot; 5-a fastener; 51-a riser; 52-a transverse plate; 6-bolt; 7-a gasket.
Detailed Description
In order that the above objects, features and advantages of the present application can be more clearly understood, a detailed description of the present application will be given below with reference to the accompanying drawings and detailed description. In addition, the embodiments and features of the embodiments of the present application may be combined with each other without conflict. In the following description, numerous specific details are set forth to provide a thorough understanding of the present application, and the described embodiments are merely a subset of the embodiments of the present application, rather than all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Further, the description of the upper, lower, left, right, etc. used in the present invention is only with respect to the positional relationship of the respective components of the present invention with respect to each other in the drawings. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
As shown in fig. 1-4, the protection device for the bogie during the subway train recovery rescue comprises a device body 4, wherein the device body 4 comprises a first component 41 and a second component 42 which are detachably connected, the first component 41 is arranged above the second component 42, a notch 421 clamped with an axle box lifting lug 31 of a train axle box device 3 is arranged at the bottom of the second component 42, and the second component 42 is integrally in an inverted concave shape. The bogie lifting rings 21 are arranged on the train bogie frame 2, the upper part of the second assembly 42 is arranged in a step shape, the first assembly 41 and the upper part of the step-shaped second assembly 42 form a clamping groove 43 for placing the bogie lifting rings 21, the upper part of the step-shaped second assembly 42 comprises a first step 422 and a second step 423, the vertical height of the first step 422 is higher than that of the second step 423, and the clamping groove 43 is formed between the second step 423 and the first assembly 41. The end of the first component 41 facing the opening of the clamping groove 43 is rotatably connected with a fastening piece 5 for realizing the limiting and fixing of the bogie hanging ring 21.
Specifically, during operation, the notch 421 at the lower end of the second assembly 42 is clamped on the axle box lifting lug 31, the second step 423 faces one side of the bogie lifting ring 21, the bogie lifting ring 21 falls in the clamping groove 43 formed by the first assembly 41 and the second step 423, clamping of the bogie lifting ring 21 is achieved, and finally the fastening piece 5 is rotated to be located on one side of the bogie lifting ring 21, so that limiting and fixing of the bogie lifting ring 21 are achieved. Finally, the axle box device 3 and the bogie frame 2 are connected through the device body 4, rigid connection of the axle box device 3 and the bogie frame 2 is achieved, and therefore protection of bogie components in the process of jacking the train is achieved. After the rescue is completed, the fastener 5 is rotated to open the clamping groove 43, the device body 4 is directly taken out, the disassembly can be completed, and the device is simple and rapid.
Adopt the protector of this application, the device simple structure, light conveniently installs and dismantles, can effectively improve rescue speed and reduce the rescue degree of difficulty, but also can effectively avoid causing damage and destruction to bogie parts and surface in the protection process.
Further, in the present embodiment, the first component 41 and the second component 42 are in threaded connection, wherein a top surface of the first component 41 is provided with a first threaded hole vertically penetrating through the first component 41, and a top surface of the second component 42 is provided with a second threaded hole corresponding to the first threaded hole, and the first component 41 and the second component 42 are fixedly connected by using two M6 bolts 6. After the rescue is finished, when the device body 4 needs to be disassembled, when the device body 4 and the bogie hanging ring 21 are too large in pressure in the jacking process, so that the device cannot be disassembled due to too tight pressing, the first assembly 41 and the second assembly 42 can be separated by disassembling the two M6 bolts 6, the device body 4 is further disassembled, the first assembly 41 and the second assembly 42 are subsequently reconnected, and the device can be reused, and is simple and convenient to operate.
In this embodiment, the thickness of the first component 41 is set to be the same as that of the second component 42, that is, the thickness of the first component 41 is the same as that of the first step 422 plus that of the second step 423, so that the upper part of the opening of the clamping groove 43 is flush, and the clamping with the bogie hanging ring 21 and the design position of the reserved fastening piece 5 are facilitated.
In this embodiment, fastener 5 sets up to the L template, and the orientation that the L template includes riser 51 and diaphragm 52 is the same with the opening orientation of draw-in groove 43, and the rotation operation of carrying out fastener 5 is, can hand diaphragm 52 control fastener 5's rotation for it is more convenient to operate, and it is the same with the draw-in groove 43 opening orientation with diaphragm 52 orientation simultaneously, avoids causing the condition of colliding with bogie rings 21 production.
The fastener 5 is connected with the first component 41 through threads, wherein the fastener 5 is connected with the first component 41 through the vertical plate 51 in a threaded mode, and the bolt 6 can be simply used for realizing the M6. When the bogie hanging ring 21 is limited and fixed, after the fastener 5 is rotated to the right position, the M6 bolt 6 is screwed to adjust the distance between the vertical plate 51 of the fastener 5 and the bottom surface of the clamping groove 43, so that the bogie hanging ring 21 is fixed. Preferably, a bearing is further provided at the junction of the first assembly 41 and the fastener 5 to facilitate free rotation of the fastener 5 on the first assembly 41. And a gasket 7 is arranged between the first component 41 and the fastening piece 5, so that the phenomenon that the abrasion caused by overlarge friction between the fastening piece 5 and the first component 41 in the use process influences the protection stability of the whole device is avoided, and the service life of the device can be effectively prolonged.
While the preferred embodiments of the present invention have been illustrated and described in detail, it should be understood that modifications and variations can be effected by one skilled in the art in light of the above teachings without undue experimentation. Therefore, any technical solutions that can be obtained by a person skilled in the art through logical analysis, reasoning or limited experiments based on the prior art according to the present inventive concept should be within the scope of protection defined by the present claims.
Claims (8)
1. The utility model provides a protector that is used for bogie when subway train rises and restores, its characterized in that, includes the device body, the device body is including dismantling first subassembly and the second subassembly of connection, first subassembly sets up second subassembly top, second subassembly bottom is provided with the notch with the axle box lug joint of train axle box device, second subassembly upper portion sets up to the echelonment, first subassembly and echelonment form the draw-in groove that supplies bogie rings to place between the second subassembly, first subassembly orientation rotate on the open-ended one end of draw-in groove and be connected with the fastener.
2. The protection device for the bogie during the recovery of the subway train as claimed in claim 1, wherein the top surface of the first component is provided with a first threaded hole vertically penetrating through the first component, the top surface of the second component is provided with a second threaded hole corresponding to the first threaded hole, and the first component and the second component are connected through threads.
3. The protection device for the bogie during the recovery of the subway train as claimed in claim 2, wherein the stepped upper part of the second assembly comprises a first step and a second step, the first step has a higher level than the second step, the second threaded hole is arranged on the top surface of the first step, and the clamping groove is formed between the second step and the first assembly.
4. The protection device for the bogie during the recovery of the subway train as claimed in claim 3, wherein the thickness of the first assembly is the same as the thickness of the first step plus the thickness of the second step.
5. The protection device for the bogie during the subway train recovery rescue according to claim 1, wherein the fastener is arranged to be an L-shaped plate, the L-shaped plate comprises a vertical plate and a transverse plate, and the orientation of the transverse plate is the same as the orientation of the opening of the clamping groove.
6. The protection device for the bogie during the recovery and rescue of the subway train as claimed in claim 1, wherein said first assembly is connected with said fastener by screw thread.
7. The protection device for the bogie during the recovery and rescue of the subway train as claimed in claim 6, wherein a bearing is arranged at the joint of the first assembly and the fastener.
8. The protection device for the bogie during the recovery and rescue of the subway train as claimed in any one of claims 6 or 7, wherein a gasket is further arranged between the first assembly and the fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011056136.6A CN112141157B (en) | 2020-09-30 | 2020-09-30 | Protective device for bogie during rescuing of subway train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011056136.6A CN112141157B (en) | 2020-09-30 | 2020-09-30 | Protective device for bogie during rescuing of subway train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112141157A true CN112141157A (en) | 2020-12-29 |
| CN112141157B CN112141157B (en) | 2024-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011056136.6A Active CN112141157B (en) | 2020-09-30 | 2020-09-30 | Protective device for bogie during rescuing of subway train |
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| Country | Link |
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| CN (1) | CN112141157B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113459931A (en) * | 2021-08-09 | 2021-10-01 | 中车大连机车车辆有限公司 | Method for fixing axle box body during transportation of bogie |
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|---|---|---|---|---|
| WO2014207334A1 (en) * | 2013-06-25 | 2014-12-31 | Lohr Industrie | Railway wheel wear compensation device for a journal box of a railway bogie |
| CN204778324U (en) * | 2015-07-03 | 2015-11-18 | 内蒙古包钢钢联股份有限公司 | Mix indisputable formula torpedo jar and rescue sling utensil of reassuming office |
| CN205601854U (en) * | 2016-04-06 | 2016-09-28 | 中车长春轨道客车股份有限公司 | Axle box and have bogie of this axle box |
| CN108045394A (en) * | 2017-12-08 | 2018-05-18 | 中车大连机车车辆有限公司 | The quasi- pivoted arm single stage suspension of rail vehicle and axle-box positioning device |
| CN209795498U (en) * | 2019-03-25 | 2019-12-17 | 中车齐齐哈尔车辆有限公司 | Axle box, frame and bogie |
| CN213734990U (en) * | 2020-09-30 | 2021-07-20 | 广州地铁集团有限公司 | Protection device for bogie during subway train recovery rescue |
-
2020
- 2020-09-30 CN CN202011056136.6A patent/CN112141157B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014207334A1 (en) * | 2013-06-25 | 2014-12-31 | Lohr Industrie | Railway wheel wear compensation device for a journal box of a railway bogie |
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| CN205601854U (en) * | 2016-04-06 | 2016-09-28 | 中车长春轨道客车股份有限公司 | Axle box and have bogie of this axle box |
| CN108045394A (en) * | 2017-12-08 | 2018-05-18 | 中车大连机车车辆有限公司 | The quasi- pivoted arm single stage suspension of rail vehicle and axle-box positioning device |
| CN209795498U (en) * | 2019-03-25 | 2019-12-17 | 中车齐齐哈尔车辆有限公司 | Axle box, frame and bogie |
| CN213734990U (en) * | 2020-09-30 | 2021-07-20 | 广州地铁集团有限公司 | Protection device for bogie during subway train recovery rescue |
Non-Patent Citations (1)
| Title |
|---|
| 陈纯北: "铁路行车事故救援中机车车辆捆绑的几点问题及建议", 铁道机车车辆, no. 03, 31 March 2001 (2001-03-31), pages 26 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113459931A (en) * | 2021-08-09 | 2021-10-01 | 中车大连机车车辆有限公司 | Method for fixing axle box body during transportation of bogie |
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| CN112141157B (en) | 2024-09-27 |
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