CN116853307A - Derailment prevention limiting and fixing device for rail transport vehicle - Google Patents
Derailment prevention limiting and fixing device for rail transport vehicle Download PDFInfo
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- CN116853307A CN116853307A CN202311135256.9A CN202311135256A CN116853307A CN 116853307 A CN116853307 A CN 116853307A CN 202311135256 A CN202311135256 A CN 202311135256A CN 116853307 A CN116853307 A CN 116853307A
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- 230000002265 prevention Effects 0.000 title claims description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 69
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 9
- 230000002146 bilateral effect Effects 0.000 claims 3
- 238000010030 laminating Methods 0.000 claims 1
- 206010012411 Derailment Diseases 0.000 description 44
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 239000001806 glycerol esters of wood rosin Substances 0.000 description 4
- 210000001624 hip Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000001852 Succistearin Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F9/00—Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The invention belongs to the technical field of rail transport vehicles, in particular to an anti-derailment limiting and fixing device for a rail transport vehicle, which comprises two groups of running rails which are arranged in parallel, two groups of wheels which are connected with the upper surfaces of the two groups of running rails in a rolling way, a bogie which is arranged between the two groups of wheels, and anti-derailment mechanisms which are arranged on two sides of the bogie.
Description
Technical Field
The invention belongs to the technical field of rail transport vehicles, and particularly relates to an anti-derailment limiting and fixing device for a rail transport vehicle.
Background
Along with the rapid development of economy, railway transportation is popular with people in high efficiency, and the country is also increasing investment and building high-speed rail. Although the railway transportation is very safe and very convenient, most of the existing rail transportation vehicles are not provided with any derailment prevention devices, as the shaking is often generated in the running process of the train, the condition that wheels are separated from the rails easily occurs due to insufficient limiting and fixing when the bogie is used for carrying the vehicle body rail, the derailment accidents are caused once the wheels are separated from the rails, the vehicles are damaged lightly, the casualties are caused heavily, and the derailment prevention devices of the rail trains are arranged to be the most important for protecting the safety of passengers and reducing the damage of the accidents as possible.
In order to solve the problems, the application provides an anti-derailment limiting and fixing device for a rail transport vehicle.
Disclosure of Invention
To solve the problems set forth in the background art. The application provides an anti-derailment limit fixing device for a rail transport vehicle, which has the characteristics of effectively limiting and fixing the rail transport vehicle, reducing the risk of derailment of wheels from the surface of a running rail, enabling the rail transport vehicle to be more stable in running on the surface of the running rail, enabling the contact between the wheels and the running rail to be always kept in the middle range of the running rail, improving the anti-derailment capability of the rail transport vehicle, reducing the occurrence of derailment accident probability, greatly reducing the occurrence of accidents of vehicle damage and casualties, greatly improving the running safety of the rail transport vehicle, and well protecting the life safety and property safety of people.
In order to achieve the above purpose, the present invention provides the following technical solutions: the derailment prevention limit fixing device for the rail transport vehicle comprises two groups of running rails which are arranged in parallel, two groups of wheels which are connected to the upper surfaces of the two groups of running rails in a rolling way, a bogie which is arranged between the two groups of wheels, and derailment prevention mechanisms which are arranged on two sides of the bogie;
the derailment prevention mechanism comprises a limiting assembly, a transmission assembly, a positioning assembly, a locking assembly and a fixing assembly, wherein two groups of limiting assemblies are symmetrically arranged on two sides of the bogie, the transmission assembly is symmetrically arranged between the two groups of limiting assemblies and the bogie, the positioning assembly is arranged between the two groups of limiting assemblies, the locking assembly is arranged inside the transmission assembly, and the fixing assembly is arranged between the limiting assemblies and the transmission assembly.
As the anti-derailment limiting and fixing device for the rail transport vehicle, the limiting assembly comprises a support A, a spring A, a tightening sliding block, a damping hinging rod, a wheel frame and limiting rollers, wherein the support A with an L-shaped structure is symmetrically arranged on one opposite side of the two groups of running rails, a T-shaped sliding groove is formed in the support A, the tightening sliding block with the T-shaped structure is arranged in the T-shaped sliding groove, the spring A is fixed between the tightening sliding block and the support A, the tightening sliding block is in sliding connection with the support A through the T-shaped sliding groove, the wheel frame with a U-shaped structure is arranged below the support A, the damping hinging rod is arranged between the support A and the wheel frame, the limiting rollers are rotatably connected with the inside of the wheel frame through rotating shafts, and the limiting rollers are attached to the outer side surfaces of the rail waists of the running rails.
As the anti-derailment limit fixing device for the rail transport vehicle, the transmission assembly comprises a transmission seat, a driving shaft, a wind-up roller, a steel wire belt, a pull plate A, a spring B and a connecting rod, wherein the transmission seat is symmetrically arranged on one side, close to two groups of brackets A, of the surface of a bogie, the driving shaft is arranged between the two groups of transmission seats, two ends of the driving shaft are respectively connected between the two groups of transmission seats in a rotating way through bearings, the wind-up roller is symmetrically arranged in the two groups of transmission seats, the wind-up roller is fixed on the surface of the driving shaft, the steel wire belt is wound on the surface of the wind-up roller, one end, far away from the wind-up roller, of the steel wire belt is fixedly provided with the pull plate A, one side, close to the pull plate A, of the transmission seat is internally connected with the pull plate through the movable groove, one side, far away from the steel wire belt, of the pull plate A is fixedly provided with the connecting rod, the surface of the connecting rod is wound with the spring B, and the spring B is fixedly arranged between the two ends of the steel wire belt and the transmission seat.
As the anti-derailment limit fixing device for the rail transport vehicle, two groups of the transmission seats are preferably symmetrically fixed with the fixing lugs on two sides, the fixing lugs are internally connected with the bolts A in a threaded manner, the transmission seat and the bogie are connected with the bolts A through the fixing lugs, one end of the driving shaft penetrates through the inside of one group of the transmission seats and extends to one side of the transmission seat and is fixedly connected with the hand wheel arranged on one side of the transmission seat, limit blocks are symmetrically fixed on two sides of the pulling plate A, limit grooves are formed in one side, close to the two groups of limit blocks, of the inside of the transmission seat, the limit blocks are in sliding connection with the transmission seat through the limit grooves, and one end, far away from the pulling plate A, of the connecting rod penetrates through the inside of the transmission seat and extends to one side of the transmission seat and is fixedly connected with the arc-shaped raised heads which are arranged on one side of the transmission seat and are in semicircular structures.
As the anti-derailment limit fixing device for the rail transport vehicle, the positioning component comprises a support B, sliding rods, a spring C, a spring D, a wear-resisting block and an anti-derailment ring, wherein the support B with an L-shaped structure is arranged between the two groups of supports A, two groups of sliding rods are fixed on one side, close to the support B, of the surface of a bogie, through grooves are formed in one end, close to the two groups of sliding rods, of the support B, the support B and the sliding rods are in sliding connection through the through grooves, the surface of the sliding rods is wound with the spring C, two ends of the spring C are fixed between the bogie and the support B, a rectangular groove is formed in the interior of the support B, the wear-resisting block and the support B are in sliding connection through the rectangular groove, the wear-resisting block is attached to the outer side face of a rail waist of a running rail, the spring D is fixed between the support B and the wear-resisting block, and one end, far away from the bogie, of the slide rod is provided with the anti-derailment ring.
As the derailment prevention limit fixing device for the rail transport vehicle, the derailment prevention limit fixing device is preferable, screw grooves are formed in the sliding rod and the derailment prevention ring, bolts B are connected with the screw grooves in a threaded manner, and the derailment prevention ring is connected with the sliding rod through the bolts B and the screw grooves.
As the anti-derailment limit fixing device for the rail transport vehicle, the invention is preferable, a single toothed plate is arranged between two groups of sliding rods, one end of the single toothed plate is fixed on the surface of the bracket B, a gear is fixed on one side of the surface of the driving shaft, which is close to the single toothed plate, and the gear is meshed with the single toothed plate, positioning strips are symmetrically fixed on two sides of the single toothed plate, a positioning groove is formed in one side, which is close to the positioning strips, of the bogie, and the single toothed plate is in sliding connection with the bogie through the positioning strips.
As the anti-derailment limit fixing device for the rail transport vehicle, the locking assembly comprises a ratchet wheel, a storage seat, a pawl, a connecting plate, a spring E, a pull rod A and a pull plate B, wherein the ratchet wheel is symmetrically arranged at two ends of the wind-up roller, the ratchet wheel is fixed on the surface of the driving shaft, the storage seat is arranged above the ratchet wheel, the storage seat is fixed in the transmission seat, the pawl is arranged between the ratchet wheel and the storage seat, the pawl is in clamping connection with the ratchet wheel, one end of the pawl, which is far away from the ratchet wheel, is fixed with the connecting plate, one side, which is close to the connecting plate, of the storage seat is provided with a storage groove, the connecting plate is connected with the storage seat in a sliding manner through the storage groove, one side, which is far away from the pawl, of the pull rod A is symmetrically arranged at two sides of the pull rod A, the spring E is fixed between the connecting plate and the storage seat, two groups of the pull rod A, one end of the connecting plate is far away from the connecting plate, the two groups of the pull rod A, extend through the storage seats respectively, and are connected with the two groups of the storage seats, and the two groups of the pull rod A are connected with the two groups of the storage seat.
As the anti-derailment limit fixing device for the rail transport vehicle, the invention is preferable, guide blocks are symmetrically fixed on two sides of the connecting plate, guide grooves are formed in one side, close to two groups of guide blocks, of the storage seat, the guide blocks are in sliding connection with the storage seat through the guide grooves, a handle in a U-shaped structure is fixed on the top end of the pulling plate B, and a rubber anti-skid pad is fixed on the surface of the handle.
As the anti-derailment limit fixing device for the rail transport vehicle, the fixing assembly comprises a fixing seat, a pull rod B, a pull plate C, a spring F and a fixing rod, wherein one end, close to the connecting rod, of the surface of a support A is fixedly provided with the fixing seat, the pull plate C is arranged in the fixing seat, the pull rod B is fixedly arranged on the upper surface of the pull plate C, one end, far away from the pull plate C, of the pull plate C penetrates through the fixing seat and extends to the top end of the fixing seat and is fixedly connected with a pull ring arranged at the top end of the fixing seat, moving blocks are symmetrically fixed at two ends of the pull plate C, one sides, close to the two groups of the moving blocks, of the fixing seat are respectively provided with a moving groove, the pull plate C and the fixing seat are in sliding connection through the moving blocks, the surface of the pull plate B is wound with the spring F, two ends of the spring F are fixedly arranged between the pull plate C and the fixing seat, one end, far away from the spring F, of the pull plate C is fixedly provided with the fixing rod, one end, far away from the connecting rod C is fixedly arranged on the fixing seat, is close to one end, and is matched with the connecting rod, and is fixedly arranged at one end, close to the connecting rod, and is fixedly provided with one end, and is matched with the bottom end, and is provided with a chamfer.
Compared with the prior art, the invention has the beneficial effects that:
through the derailment prevention mechanism that sets up, can carry out effectual spacing fixedly to the track transport vechicle, reduce the risk that the wheel derailed from the track surface that traveles for the track transport vechicle is more stable when the operation on track surface that traveles, makes the contact of wheel and track that traveles remain at the orbital intermediate range of traveles throughout, promotes the derailment prevention ability of track transport vechicle, thereby reduces the emergence of derailment accident probability, greatly reduced the accident emergence of vehicle damage and casualties, improved the security of track transport vechicle operation greatly, fine protection people's life safety and property safety.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a bottom view of the entirety of the present invention;
FIG. 3 is a schematic view of a partial structure of the derailment prevention mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the bracket A and the locking assembly of the present invention;
FIG. 5 is a partial cross-sectional view of the derailment prevention mechanism of the present invention;
FIG. 6 is a schematic diagram of a transmission assembly according to the present invention;
FIG. 7 is a schematic view of a receptacle and ratchet wheel according to the present invention;
FIG. 8 is a schematic view of a positioning assembly according to the present invention;
FIG. 9 is a partial cross-sectional view of a stent B according to the present invention;
FIG. 10 is a schematic view of a fixing assembly according to the present invention;
FIG. 11 is a cross-sectional view of a slide bar according to the present invention.
In the figure:
1. a travel rail; 2. a wheel; 3. a bogie;
4. derailment prevention mechanism;
41. a limit component; 411. a bracket A; 412. a spring A; 4221. a hand wheel; 413. abutting the sliding block; 414. damping hinge rod; 415. a wheel carrier; 416. limiting idler wheels;
42. a transmission assembly; 421. a transmission seat; 4211. a fixed ear; 4212. a bolt A; 422. a drive shaft; 423. a wind-up roll; 424. a steel wire belt; 425. pulling a plate A; 4251. a limiting block; 4252. a limit groove; 426. a spring B; 427. a connecting rod; 4271. an arc-shaped protruding head; 4272. a locking groove;
43. a positioning assembly; 431. a bracket B; 4311. a single toothed plate; 4312. a gear; 4313. a positioning strip; 432. a slide bar; 4321. a screw groove; 4322. a bolt B; 433. a spring C; 434. a spring D; 435. a wear block; 436. anti-slip ring;
44. a locking assembly; 441. a ratchet wheel; 442. a storage seat; 443. a pawl; 444. a connecting plate; 4441. a guide block; 4442. a guide groove; 445. a spring E; 446. a pull rod A; 447. a pulling plate B; 4471. a handle;
45. A fixing assembly; 451. a fixing seat; 452. a pull rod B; 4521. a pull ring; 453. a pulling plate C; 4531. a moving block; 4532. a moving groove; 454. a spring F; 455. a fixed rod; 456. a fixing groove.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Examples
An anti-derailment limit fixing device for a rail transport vehicle comprises two groups of running rails 1 which are arranged in parallel, two groups of wheels 2 which are connected to the upper surfaces of the two groups of running rails 1 in a rolling way, and a bogie 3 which is arranged between the two groups of wheels 2.
In this embodiment: most of the rail transport vehicles are not provided with any derailment prevention devices, as shaking is often generated in the running process of the train, the condition that the wheels 2 are separated from the rails easily occurs due to insufficient limiting and fixing when the bogie 3 bears the vehicle body rail to run, the derailment accidents are caused once the wheels 2 are separated from the rails, the vehicles are damaged lightly, the casualties are caused heavily, and the like, and in order to solve the technical problem, the derailment prevention mechanism 4 is added on the file of the application.
As shown in fig. 1-11:
in combination with the above, in order to reduce the risk of derailment of the wheels 2 from the surface of the running track 1, the running of the track carrier on the surface of the running track 1 is more stable, the track carrier further comprises derailment preventing mechanisms 4 installed on two sides of the bogie 3, the derailment preventing mechanisms 4 comprise limiting components 41, transmission components 42, positioning components 43, locking components 44 and fixing components 45, two groups of limiting components 41 are symmetrically installed on two sides of the bogie 3, the transmission components 42 are symmetrically installed between the two groups of limiting components 41 and the bogie 3, the positioning components 43 are arranged between the two groups of limiting components 41, the locking components 44 are installed inside the two groups of transmission components 42, and the fixing components 45 are installed between the limiting components 41 and the transmission components 42.
In this embodiment: through the spacing subassembly 41 that sets up, can make spacing gyro wheel 416 and the web lateral surface of track 1 of traveling tightly laminate, through the drive assembly 42 that sets up, can be close to driving support A411 and support B431 towards the surface of track 1 of traveling, through the locating component 43 that sets up, can tightly laminate the wear-resisting piece 435 at the web lateral surface of track 1 of traveling, through the locking component 44 that sets up, can fix the position of spacing gyro wheel 416 and wear-resisting piece 435, make it laminate at the web lateral surface of track 1 of traveling all the time. By providing the fixing assembly 45, locking between the bracket a411 and the link 427 can be accomplished.
In an alternative embodiment: the limiting component 41 comprises a support A411, a spring A412, a tightening slider 413, a damping hinge rod 414, a wheel frame 415 and limiting rollers 416, wherein the support A411 with an L-shaped structure is symmetrically arranged on the opposite sides of the two groups of running rails 1, a T-shaped chute is formed in the support A411, the tightening slider 413 with the T-shaped structure is arranged in the T-shaped chute, the spring A412 is fixed between the tightening slider 413 and the support A411, the tightening slider 413 and the support A411 are in sliding connection through the T-shaped chute, the wheel frame 415 with a U-shaped structure is arranged below the support A411, the damping hinge rod 414 is arranged between the support A411 and the wheel frame 415, the limiting rollers 416 are connected in a rotating mode through rotating shafts, and the limiting rollers 416 are attached to the outer sides of the rail waists of the running rails 1.
In this embodiment: through the movement of the support A411, the limit roller 416 can be driven to approach towards the rail web outer side surface of the running rail 1, during this period, when the limit roller 416 contacts with the rail web outer side surface of the running rail 1, through the movement of the support A411, the spring A412 can be extruded to deform and generate elastic force, and then under the cooperation of the abutting sliding block 413 and the damping hinging rod 414, the limit roller 416 can be tightly attached to the rail web outer side surface of the running rail 1.
In an alternative embodiment: the transmission assembly 42 comprises a transmission seat 421, a driving shaft 422, a winding roller 423, a steel belt 424, a pull plate A425, a spring B426 and a connecting rod 427, wherein the transmission seat 421 is symmetrically arranged on one side, close to the two groups of brackets A411, of the surface of the bogie 3, the driving shaft 422 is arranged between the two groups of transmission seats 421, both ends of the driving shaft 422 are rotationally connected between the two groups of transmission seats 421 through bearings, the winding roller 423 is symmetrically arranged inside the two groups of transmission seats 421, the winding roller 423 is fixed on the surface of the driving shaft 422, the steel belt 424 is wound on the surface of the winding roller 423, one end, far away from the winding roller 423, of the steel belt 424 is fixedly provided with the pull plate A425, a movable groove is formed in one side, close to the pull plate A425, of the inside of the transmission seat 421, of the pull plate A425 is connected with the transmission seat 421 in a sliding mode, the connecting rod 427 is fixed on one side, far away from the pull plate A425, of the connecting rod 427 is wound with the spring B426, and both ends of the spring B426 are fixed between the pull plate A425 and the transmission seats 421.
In this embodiment: the driving shaft 422 is driven to rotate in the transmission seat 421 through the rotation of the driving shaft 422, the wind-up roller 423 can be driven to synchronously rotate, so that the steel wire belt 424 on the surface of the wind-up roller is wound, the steel wire belt 424 is wound, the pulling plate A425 can be pulled to move in the transmission seat 421, the limiting blocks 4251 on two sides can be driven to slide in the limiting grooves 4252 through the movement of the pulling plate A425, the connecting rod 427 is pulled to move in the transmission seat 421, the spring B426 is compressed, deformation is caused, elasticity is generated, and the support A411 is driven to synchronously move.
In an alternative embodiment: the two sides of the two groups of transmission seats 421 are symmetrically fixed with fixing lugs 4211, the inner threads of the fixing lugs 4211 are connected with bolts A4212, the transmission seats 421 and the bogie 3 are connected with the bolts A4212 through the fixing lugs 4211, one end of a driving shaft 422 penetrates through the inside of one group of transmission seats 421 and extends to one side of the transmission seats 421 and is fixedly connected with a hand wheel 4221 arranged on one side of the transmission seats 421, limiting blocks 4251 are symmetrically fixed on two sides of a pulling plate A425, limiting grooves 4252 are formed in one side, close to the two groups of limiting blocks 4251, of the inside of the transmission seats 421, the limiting blocks 4251 are connected with the transmission seats 421 in a sliding mode through the limiting grooves 4252, and one end, far away from the pulling plate A425, of a connecting rod 427 penetrates through the inside of the transmission seats 421 and extends to one side of the transmission seats 421 and is fixedly connected with an arc-shaped protruding head 4271 which is arranged on one side of the transmission seats 421 and is in a semicircular structure.
In this embodiment: the transmission seat 421 can be fixed to one side of the bogie 3 by aligning the fixing lugs 4211 on both sides of the transmission seat 421 to one side of the installation groove pattern formed in the bogie 3, which is not shown, and then screwing the bolts a4212 into the installation groove pattern.
In an alternative embodiment: the locating component 43 comprises a bracket B431, sliding rods 432, a spring C433, a spring D434, a wear-resisting block 435 and an anti-drop ring 436, wherein a bracket B431 with an L-shaped structure is arranged between two groups of brackets A411, one side, close to the bracket B431, of the surface of the bogie 3 is fixedly provided with two groups of sliding rods 432, a through groove is formed in one end, close to the two groups of sliding rods 432, of the bracket B431, the sliding rods 432 are in sliding connection with the bracket B431 through the through groove, a spring C433 is arranged on the surface of the sliding rods 432 in a winding manner, two ends of the spring C433 are fixed between the bogie 3 and the bracket B431, a rectangular groove is formed in the bracket B431, the wear-resisting block 435 is arranged in the rectangular groove, the wear-resisting block 435 is in sliding connection with the bracket B431 through the rectangular groove, the wear-resisting block 435 is attached to the outer side face of a rail web of the travelling rail 1, the spring D434 is fixed between the bracket B431 and the wear-resisting block 435, and one end, far away from the bogie 3, of the sliding rod 432 is provided with the anti-drop ring 436.
In this embodiment: through the rotation of drive shaft 422, can drive the gear 4312 synchronous rotation on its surface, again by gear 4312's rotation, can drive the single pinion rack 4311 of its meshing and remove, and then drive the locating strip 4313 of both sides and slide in the constant head tank that the bogie 3 was seted up inside, can drive support B431 and slide on the surface of slide bar 432, and compress spring C433, make it take place deformation and produce elasticity, thereby drive wear-resisting piece 435 and be close to towards the web lateral surface of track 1, through the removal of support B431, can extrude spring D434 and take place deformation and produce elasticity, can tightly laminate wear-resisting piece 435 at the web lateral surface of track 1.
In an alternative embodiment: the screw groove 4321 is formed in the sliding rod 432 and the anti-drop ring 436, the bolt B4322 is connected with the screw groove 4321 through the screw thread, the anti-drop ring 436 is connected with the sliding rod 432 through the bolt B4322 and the screw groove 4321, a single toothed plate 4311 is arranged between the two groups of sliding rods 432, one end of the single toothed plate 4311 is fixed on the surface of the bracket B431, a gear 4312 is fixed on one side, close to the single toothed plate 4311, of the surface of the driving shaft 422, the gear 4312 is meshed with the single toothed plate 4311, positioning strips 4313 are symmetrically fixed on two sides of the single toothed plate 4311, a positioning groove is formed in one side, close to the positioning strips 4313, of the inner part of the bogie 3, and the single toothed plate 4311 is in sliding connection with the bogie 3 through the positioning strips 4313.
In this embodiment: by aligning the through groove in the bracket B431 with one end of the slide bar 432, pushing the bracket B431 to sleeve the bracket B431 on the surface of the slide bar 432, then aligning the screw groove 4321 formed in the anti-falling ring 436 with the screw groove 4321 formed in one end of the slide bar 432, and then screwing the bolt B4322, the anti-falling ring 436 and the slide bar 432 can be connected to limit the bracket B431, so that the bracket B431 is prevented from slipping off the surface of the slide bar 432 due to the elasticity of the spring C433.
In an alternative embodiment: the locking assembly 44 comprises a ratchet 441, a storage seat 442, a pawl 443, a connecting plate 444, a spring E445, a pull rod A446 and a pull plate B447, wherein the ratchet 441 is symmetrically arranged at two ends of the wind-up roller 423, the ratchet 441 is fixed on the surface of the driving shaft 422, the storage seat 442 is arranged above the ratchet 441, the storage seat 442 is fixed inside the driving seat 421, the pawl 443 is arranged between the ratchet 441 and the storage seat 442, the pawl 443 is connected with the ratchet 441 in a clamping manner, one end of the pawl 443, which is far away from the ratchet 441, is fixed with the connecting plate 444, one side, which is close to the connecting plate 444, of the storage seat 442 is provided with a storage groove, the connecting plate 444 and the storage seat 442 are in sliding connection, one side, which is far away from the pawl 443, is fixed with the pull rod A446, two sides of the pull rod A446 are symmetrically provided with the spring E445, the two ends of the spring E446 are fixed between the connecting plate 444 and the storage seat 442, one ends, which are far away from the connecting plate 444 respectively penetrate through the inside the two groups of the storage seats 442, and respectively, extend to the tops of the two groups of the storage seats 442, and are fixedly connected with the pull plate B, one side, which is close to the two sides of the pull plate B4442, the guide blocks 4442 are fixedly connected with the guide blocks 4442, the two guide blocks 4442, the guide blocks 4442 are fixedly arranged on the two sides of the guide blocks, and the guide blocks 4442 are connected with the guide blocks 4442, and the guide blocks 4442.
In this embodiment: through the rotation of drive shaft 422, can drive the ratchet 441 on its surface and rotate in step, through the rotation of ratchet 441, can promote pawl 443 and upwards remove, and then drive the connecting plate 444 and remove in the inside of receiver 442, through the removal of connecting plate 444, can drive the guide block 4441 of both sides and slide in the inside of guide slot 4442, and then promote pull rod A446 and remove in the inside of receiver 442 to compress spring E445, make it take place deformation and produce elasticity.
It should be noted that: when the drive shaft 422 stops rotating, the drive shaft 422 can be locked by the cooperation of the ratchet 441 and the pawl 443, so that the drive shaft 422 is prevented from being forced to rotate reversely by the resilience force of the springs A412 and B426, and the positions of the limit roller 416 and the wear-resisting block 435 can be fixed, so that the limit roller 416 and the wear-resisting block 435 are always attached to the outer side face of the rail web of the running rail 1.
In an alternative embodiment: the fixed subassembly 45 includes fixing base 451, pull rod B452, pull plate C453, spring F454 and dead lever 455, the one end that support A411 surface is close to connecting rod 427 is fixed with fixing base 451, the inside of fixing base 451 is provided with pull plate C453, the last fixed surface of pull plate C453 is provided with pull rod B452, the one end that pull plate C453 was kept away from to pull rod B452 runs through the inside of fixing base 451, and extend to the top of fixing base 451, and with the pull ring 4521 fixed connection that sets up at fixing base 451 top, the both ends symmetry of pull plate C453 are fixed with movable block 4531, and the inside of fixing base 451 is close to two sets of movable block 4531 all has seted up the movable slot 4532, and the surface of pull plate C453 and fixing base 451 is around being equipped with spring F454, and the both ends of spring F454 are fixed between pull plate C453 and fixing base 451, the one end that pull plate C453 kept away from spring F454 is fixed with dead lever 455, the one end that dead lever C was kept away from to pull plate C runs through the inside of fixing base 451, and extend to the bottom of fixing base 451, and be provided with the inside of fixing base 455, and the bottom of fixing base 455 is close to the inside of fixing base 455 is provided with the movable slot 455, and the one end 455 is close to the inside of connecting rod 455 is provided with the movable slot 455, the one end 455 is matched with the fixed slot 455, and the end that is matched with the fixed link 455 is close to the fixed link 455.
In this embodiment: through the movement of the support a411, the fixing rod 455 can be driven to approach the surface of the connecting rod 427, when the fixing rod 455 contacts with the arc-shaped boss 4271 at one end of the connecting rod 427, the fixing rod 455 can be extruded to move upwards through the cooperation of the arc chamfer, so as to push the pull plate C453 to move in the fixing base 451, along with the movement of the pull plate C453, the moving blocks 4531 at two sides can be driven to slide in the moving slot 4532, so as to drive the pull rod B452 to slide in the fixing base 451, and the extrusion spring F454 deforms and generates elasticity until the fixing rod 455 completely bypasses the arc-shaped boss 4271 and the surface of the connecting rod 427, along with the continuous pushing of the support a411, when the fixing rod 455 moves to the upper side of the fixing slot 456, the pull plate C453 can be pushed to move reversely in the fixing base 451 through the resilience force of the spring F454, so as to drive the fixing rod 455 to be inserted into the fixing slot 456, thereby completing the locking between the support a411 and the connecting rod 427.
The working principle and the using flow of the invention are as follows: when the anti-derailment limit fixing device for the rail transport vehicle is used, firstly, the fixing lugs 4211 on two sides of the transmission seat 421 are aligned to one side, which is not shown, of a mounting groove picture formed in the bogie 3, then the bolts A4212 are screwed and screwed into the mounting groove picture, the transmission seat 421 can be fixed on one side of the bogie 3, then the locking grooves 4272 formed in the bracket A411 are aligned to one end of the connecting rod 427, the bracket A411 is pushed to realize the butt joint of the bracket A411 and the connecting rod 427, during the period, the fixing rod 455 can be driven to approach the surface of the connecting rod 427 through the movement of the bracket A411, when the fixing rod 455 is contacted with the arc-shaped raised heads 4271 on one end of the connecting rod 427, the fixing rod 455 can be extruded to move upwards through the cooperation of the arc-shaped chamfers, the pulling plate C453 is pushed to move in the fixing seat 451, and the moving blocks 4531 on two sides can be driven to slide in the moving grooves 4532 along with the movement of the pulling plate C, thereby driving the pull rod B452 to slide in the fixed seat 451, and extruding the spring F454 to deform and generate elasticity until the fixed rod 455 completely skips over the surfaces of the arc-shaped raised head 4271 and the connecting rod 427, along with the continuous pushing of the bracket A411, when the fixed rod 455 moves to above the fixed groove 456, the pull plate C453 can be pushed to reversely move in the fixed seat 451 by the resilience force of the spring F454, thereby driving the fixed rod 455 to be inserted into the fixed groove 456, thereby completing the locking between the bracket A411 and the connecting rod 427, then aligning the through groove in the bracket B431 with one end of the sliding rod 432, pushing the bracket B431 to sleeve the surface of the sliding rod 432, then aligning the screw groove 4321 formed in the inside of the anti-falling ring 436 with the screw groove 4321 formed in one end of the sliding rod 432, and then screwing the bolt B4322, so as to connect the anti-falling ring 436 and the sliding rod 432 to limit the bracket B431, the bracket B431 is prevented from slipping from the surface of the slide bar 432 by the elasticity of the spring C433, then the hand wheel 4221 is rotated to drive the driving shaft 422 to rotate in the transmission seat 421, the rolling roller 423 is driven to synchronously rotate by the rotation of the driving shaft 422, so that the steel wire belt 424 on the surface of the bracket B431 is rolled, the pulling plate A425 can be pulled to move in the transmission seat 421 by rolling the steel wire belt 424, the limiting blocks 4251 on two sides can be driven to slide in the limiting grooves 4252 by moving the pulling plate A425, the connecting rod 427 is pulled to move in the transmission seat 421, the spring B426 is compressed to deform and generate elasticity, the bracket A411 is driven to synchronously move, the limiting roller 416 can be driven to approach the outer side face of the rail web of the running rail 1 by moving the bracket A411, when the limit roller 416 contacts with the outer side surface of the rail web of the running rail 1, the spring a412 can be extruded to deform and generate elastic force through the movement of the bracket a411, then under the cooperation of the abutting slider 413 and the damping hinge rod 414, the limit roller 416 can be tightly attached to the outer side surface of the rail web of the running rail 1, during the period, the ratchet 441 on the surface of the limit roller 416 can be driven to synchronously rotate through the rotation of the driving shaft 422, the pawl 443 can be driven to move upwards through the rotation of the ratchet 441 so as to drive the connecting plate 444 to move in the storage seat 442, the guide blocks 4441 on two sides can be driven to slide in the guide grooves 4442 through the movement of the connecting plate 444 so as to drive the pull rod a446 to move in the storage seat 442 and compress the spring E445 to deform and generate elastic force, and when the driving shaft 422 stops rotating, the ratchet 441 and the pawl 443 are matched, the driving shaft 422 can be locked, the driving shaft 422 is prevented from reversing due to the resilience force of the springs A412 and the springs B426, the positions of the limit roller 416 and the wear-resistant block 435 can be fixed, the limit roller 416 and the wear-resistant block 435 are always attached to the outer side face of the rail web of the driving rail 1, meanwhile, the gear 4312 on the surface of the limit roller 416 can be driven to synchronously rotate through the rotation of the driving shaft 422, then the single toothed plate 4311 meshed with the gear 4312 can be driven to move through the rotation of the gear 4312, further the positioning strips 4313 on two sides are driven to slide in the positioning grooves formed in the bogie 3, the bracket B431 can be driven to slide on the surface of the sliding rod 432, the spring C433 is compressed, deformation is caused, elasticity is generated, the wear-resistant block 435 is driven to approach the outer side face of the rail web of the driving rail 1, the spring D434 can be extruded to deform and generate elasticity through the movement of the bracket B431, the wear-resistant block 435 can be tightly attached to the outer side surface of the rail web of the running rail 1, the rail transport vehicle can be effectively limited and fixed by arranging the limiting roller 416 and the wear-resistant block 435 in the running process of the rail transport vehicle on the surface of the running rail 1, the limiting roller 416 and the wear-resistant block 435 can be driven to slide on the outer side surface of the rail web of the running rail 1 by the movement of the rail transport vehicle, the risk of derailment of the wheels 2 from the surface of the running rail 1 is reduced, the running of the rail transport vehicle on the surface of the running rail 1 is more stable, when the rail transport vehicle deviates, the contact support can be carried out through the limiting roller 416 and the wear-resistant block 435, the guiding is carried out when the rail transport vehicle runs, the wheels 2 are further limited, the contact between the wheels 2 and the running rail transport vehicle is always kept in the middle range of the running rail 1, the derailment preventing capability of the rail transport vehicle is improved, therefore, the occurrence of derailment accident probability is reduced, the accident occurrence of vehicle damage and casualties is greatly reduced, the running safety of the rail transport vehicle is greatly improved, and the life safety and property safety of people are well protected.
Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that the present invention is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Derailment prevention limiting and fixing device for rail transport vehicle, comprising two groups of running rails (1) which are arranged in parallel, two groups of wheels (2) which are connected to the upper surfaces of the running rails (1) in a rolling way, and a bogie (3) which is arranged between the two groups of wheels (2), and is characterized in that: the anti-derailment mechanism (4) is arranged at two sides of the bogie (3);
derailment prevention mechanism (4) are including spacing subassembly (41), drive assembly (42), locating component (43), locking component (44) and fixed subassembly (45), two sets of spacing subassembly (41) are installed to the bilateral symmetry of bogie (3), two sets of spacing subassembly (41) with install between bogie (3) symmetry drive assembly (42), two sets of be provided with between spacing subassembly (41) locating component (43), two sets of the inside of drive assembly (42) is all installed locking component (44), spacing subassembly (41) with install between drive assembly (42) fixed subassembly (45).
2. The derailment prevention limit fix apparatus for a rail transit vehicle according to claim 1, wherein: limiting component (41) include support A (411), spring A (412), support tight slider (413), damping articulated rod (414), wheel carrier (415) and spacing gyro wheel (416), two sets of the opposite sides symmetry of track (1) of traveling is provided with support A (411) that are L type structure, T type spout has been seted up to the inside of support A (411), and is provided with in this T type spout to be T type structure support tight slider (413), support tight slider (413) with be fixed with between support A (411) spring A (412), just support tight slider (413) with support A (411) are through this T type spout sliding connection, the below of support A (411) is provided with be U type structure wheel carrier (415), install between support A (411) damping articulated rod (414), the inside of support A (415) is connected with through the pivot rotation spacing gyro wheel (416), just support A (416) and the outer side of track (1) of traveling laminating mutually.
3. The derailment prevention limit fix apparatus for a rail transit vehicle according to claim 2, wherein: the transmission assembly (42) comprises a transmission seat (421), a driving shaft (422), a winding roller (423), a steel wire belt (424), a pull plate A (425), a spring B (426) and a connecting rod (427), wherein the transmission seat (421) is symmetrically arranged on one side, close to two groups of brackets A (411), of the surface of a bogie (3), a driving shaft (422) is arranged between the two groups of transmission seats (421), two ends of the driving shaft (422) are respectively and rotatably connected between the two groups of transmission seats (421) through bearings, the winding roller (423) is symmetrically arranged inside the two groups of transmission seats (421), the winding roller (423) is fixed on the surface of the driving shaft (422), the steel wire belt (424) is wound on the surface of the winding roller (423), the pull plate A (425) is fixed on one end, close to one side, close to the pull plate A (425), of the inside of the transmission seat (421), of the transmission seat (421) is provided with a movable groove, the pull plate A (424) is connected with the connecting rod (426) through a sliding groove (427), the surface, and the connecting rod (427) is connected on one side, far from the sliding groove (426), and the two ends of the spring B (426) are fixed between the pulling plate A (425) and the transmission seat (421).
4. A derailment prevention limit fix apparatus for a rail transit vehicle according to claim 3, wherein: two sets of both sides symmetry of drive seat (421) is fixed with fixed ear (4211), the inside threaded connection of fixed ear (4211) has bolt A (4212), just drive seat (421) with bogie (3) are passed through fixed ear (4211) with bolt A (4212) are connected, one end of drive shaft (422) runs through one of them a set of inside of drive seat (421) and extends to one side of drive seat (421) and with set up hand wheel (4221) fixed connection in drive seat (421) one side, the bilateral symmetry of arm-tie A (425) is fixed with stopper (4251), drive seat (421) inside is close to two sets of one side of stopper (4251) has all been seted up spacing groove (4252), just stopper (4251) with drive seat (421) are passed through spacing groove (4252) sliding connection, one end of link (427) are kept away from arm-tie A (425) runs through inside of drive seat (421) and extends to one side of arc-shaped fixed connection with drive seat (421) one side of arc-shaped connection in one side of the extension of drive seat (421).
5. The derailment prevention limit fix apparatus for a rail transit vehicle according to claim 4, wherein: the positioning component (43) comprises a bracket B (431), a slide bar (432), a spring C (433), a spring D (434), a wear-resisting block (435) and an anti-drop ring (436), wherein the bracket B (431) with an L-shaped structure is arranged between the two groups of brackets A (411), two groups of slide bars (432) are fixed on one side of the surface of the bogie (3) close to the bracket B (431), through grooves are formed in one end of the inner part of the bracket B (431) close to the two groups of slide bars (432), the bracket B (431) is in sliding connection with the slide bar (432) through the through grooves, the surface of the slide bar (432) is wound with the spring C (433), two ends of the spring C (433) are fixed between the bogie (3) and the bracket B (431), rectangular grooves are formed in the inner part of the bracket B (431), the wear-resisting block (435) is arranged in the rectangular grooves, the wear-resisting block (435) is connected with the bracket B (431) through the rectangular grooves, the wear-resisting block (435) is in the rectangular grooves, the wear-resisting block (431) is in the side of the bracket B (431) and the wear-resisting block (435) is in a sliding connection with the side of the bracket B (431), the wear-resisting block (435) is in the side of the bogie B (431), and the wear-resisting block (431) is in the side of the bogie (431) and the wear-resisting block (B) and the wear-resisting block (wear-resisting block) is in the wear-resisting block) and the wear-resisting block (wear-resistant device) and the wear-resistant device, and the wear-resisting rail (wear-resistant device) and the wear-resistant device. The end of the sliding rod (432) far away from the bogie (3) is provided with the anti-drop ring (436).
6. The derailment prevention limit fix apparatus for a rail transit vehicle according to claim 5, wherein: the inside of slide bar (432) with anticreep ring (436) has all been seted up helicoidal groove (4321), just the inside threaded connection of helicoidal groove (4321) has bolt B (4322), just anticreep ring (436) with slide bar (432) are through bolt B (4322) with helicoidal groove (4321) is connected.
7. The derailment prevention limit fix apparatus for a rail transit vehicle according to claim 6, wherein: be provided with single pinion rack (4311) between two sets of slide bar (432), the one end of single pinion rack (4311) is fixed in the surface of support B (431), drive shaft (422) surface is close to one side of single pinion rack (4311) is fixed with gear (4312), just gear (4312) with single pinion rack (4311) meshing is connected, the bilateral symmetry of single pinion rack (4311) is fixed with location strip (4313), the inside being close to of bogie (3) the constant head tank has been seted up to one side of location strip (4313), just single pinion rack (4311) with bogie (3) are through location strip (4313) and this constant head tank sliding connection.
8. The derailment prevention limit fix apparatus for a rail transit vehicle according to claim 7, wherein: the locking component (44) comprises a ratchet wheel (441), a containing seat (442), a pawl (443), a connecting plate (444), a spring E (445), a pull rod A (446) and a pull plate B (447), wherein the ratchet wheel (441) is symmetrically arranged at two ends of the winding roller (423), the ratchet wheel (441) is fixed on the surface of the driving shaft (422), the containing seat (442) is arranged above the ratchet wheel (441), the containing seat (442) is fixed in the transmission seat (421), the pawl (443) is arranged between the ratchet wheel (441) and the containing seat (442), the pawl (443) is in clamping connection with the ratchet wheel (441), one end of the pawl (443) far away from the ratchet wheel (441) is fixed with the connecting plate (444), one side of the containing seat (442) close to the connecting plate (444) is provided with a containing groove, the connecting plate (444) is in sliding connection with the containing seat (442) through the containing groove, one side of the pawl (444) far away from the connecting plate (444) is fixed with the spring E (445), two sides (445) are fixed at two sides of the spring E (445) which are fixed between the connecting plate (446), one ends of the two groups of pull rods A (446) far away from the connecting plate (444) respectively penetrate through the interiors of the two groups of containing seats (442), extend to the tops of the two groups of containing seats (442) respectively, and are fixedly connected with the pull plates B (447) arranged between the two groups of containing seats (442).
9. The derailment prevention limit fix apparatus for a rail transit vehicle according to claim 8, wherein: guide blocks (4441) are symmetrically fixed on two sides of the connecting plate (444), guide grooves (4442) are formed in one side, close to the guide blocks (4441), of the storage seat (442), the guide blocks (4441) are connected with the storage seat (442) in a sliding mode through the guide grooves (4442), a handle (447) with a U-shaped structure is fixed on the top end of the pulling plate B (447), and a rubber anti-slip pad is fixed on the surface of the handle (4471).
10. The derailment prevention limit fix apparatus for a rail transit vehicle according to claim 9, wherein: the fixing assembly (45) comprises a fixing seat (451), a pull rod B (452), a pull plate C (453), a spring F (454) and a fixing rod (455), wherein one end, close to the connecting rod (427), of the surface of the bracket A (411) is fixedly provided with the fixing seat (451), the pull plate C (453) is arranged in the fixing seat (451), the pull rod B (452) is fixedly arranged on the upper surface of the pull plate C (453), one end, far away from the pull plate C (453), of the pull rod B (452) penetrates through the inside of the fixing seat (451) and extends to the top end of the fixing seat (451) and is fixedly connected with a pull ring (4521) arranged at the top end of the fixing seat (451), moving blocks (4531) are symmetrically fixed at two ends of the pull plate C (453), moving grooves (4532) are respectively formed in one side, close to two groups of the moving blocks (4531), of the pull plate C (453) and the fixing seat (451) pass through the moving blocks (4531), the moving blocks (4532) are connected with the pull ring F (4521) in a sliding mode, the surfaces of the pull plate F (454) are connected with the fixing seat (454) around the surfaces of the fixing seat (454), the utility model discloses a fixed knot that link (427) was used to fix fixed pole (455) is kept away from to one end of spring F (454), the fixed pole (455) is kept away from the one end of link C (453) runs through the inside of fixing base (451), and extends to the bottom of fixing base (451), just the bottom of fixed pole (455) is provided with the chamfer that is the arc structure, link (427) inside be close to the one end of fixed pole (455) seted up with fixed slot (456) that link (455) matches the fit, just the inside one end that is close to of support A (411) link (427) has been seted up with locking slot (4272) that link (427) matches the fit.
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| CN202311135256.9A CN116853307B (en) | 2023-09-05 | 2023-09-05 | Derailment prevention limiting and fixing device for rail transport vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311135256.9A CN116853307B (en) | 2023-09-05 | 2023-09-05 | Derailment prevention limiting and fixing device for rail transport vehicle |
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| CN116853307B (en) | 2024-01-09 |
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