CN211365572U - Locomotive bogie transportation protection device - Google Patents
Locomotive bogie transportation protection device Download PDFInfo
- Publication number
- CN211365572U CN211365572U CN201921797408.0U CN201921797408U CN211365572U CN 211365572 U CN211365572 U CN 211365572U CN 201921797408 U CN201921797408 U CN 201921797408U CN 211365572 U CN211365572 U CN 211365572U
- Authority
- CN
- China
- Prior art keywords
- mounting seat
- driving wheel
- sleeve
- wheel mounting
- protection device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a locomotive bogie transportation protection device, it includes: the two support assemblies are arranged in parallel side by side, and the structures of the two support assemblies are the same; the supporting assembly comprises a cross beam, and one end of the top surface of the cross beam is provided with a chute plate arranged along the length direction of the cross beam; a sliding block is arranged in the groove of the sliding groove plate; the cross beam is provided with a first oil cylinder which pushes the sliding block to do linear motion in the groove of the sliding groove; the top surface of the sliding block is provided with a second driving wheel assembly; a first driving wheel assembly is arranged on one side, without the chute plate, of the top surface of the cross beam; more than two telescopic rods which are arranged in parallel are connected between the two supporting components; and a second oil cylinder for controlling the telescopic part to stretch is arranged on the telescopic part. The utility model has the advantages of simple structure is compact, can avoid the false brinell indentation of driving motor bearing to take place.
Description
Technical Field
The utility model relates to the rail transit vehicle field refers in particular to a locomotive bogie transportation protection device.
Background
With the rapid development of urban rails, the demand of rail transportation devices is increasing day by day, and the whole truck transportation mode is mostly carried out by road. The transportation mode causes the phenomenon that false brinell indentations occur in the bearing of the wheel-drive motor of the bogie in the transportation process increasingly prominently. The indentation is caused by relative motion of rolling bodies in the motor bearing between the raceways caused by external impact vibration during road transportation. The motor bearing with the false brinell indentation can cause abnormal sound in the subsequent operation process, and finally the bearing is scrapped, so that great influence and potential safety hazard are generated on the operation of a locomotive.
In the transportation process of the bogie, because the wheel disc of the bogie is fixed, the inner ring and the outer ring of the bearing of the driving motor cannot move relatively, and all the weight of the motor rotor is pressed on a certain rolling body and raceway contact surface of the bearings at the two ends of the motor shaft. In the road transportation process, the contact surface is impacted by external impact vibration for many times, so that the phenomenon of false brinell indentation is caused. Therefore, in the process of transporting the locomotive bogie, people pay more attention to effective protection measures, and research and development of the locomotive bogie transportation protection device has certain practical application value.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in: technical problem to prior art exists, the utility model provides a simple structure is compact, can avoid the locomotive bogie transportation protection device that the false brinell indentation of driving motor bearing takes place.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a locomotive bogie transportation protection device, comprising:
the two support assemblies are arranged in parallel side by side, and the structures of the two support assemblies are the same; the supporting assembly comprises a cross beam, and one end of the top surface of the cross beam is provided with a chute plate arranged along the length direction of the cross beam; a sliding block is arranged in the groove of the sliding groove plate; the cross beam is provided with a first oil cylinder which pushes the sliding block to do linear motion in the groove of the sliding groove; the top surface of the sliding block is provided with a second driving wheel assembly; a first driving wheel assembly is arranged on one side, without the chute plate, of the top surface of the cross beam;
more than two telescopic rods which are arranged in parallel are connected between the two supporting components; and a second oil cylinder for controlling the telescopic part to stretch is arranged on the telescopic part.
As a further improvement of the utility model: the second driving wheel assembly comprises a second driving wheel mounting seat and a second driven wheel mounting seat, and the second driving wheel mounting seat and the second driven wheel mounting seat are respectively arranged at two ends of the top surface of the sliding block; a driving wheel is arranged on the second driving wheel mounting seat, and a driven wheel is arranged on the second driven wheel mounting seat; and the driving wheel on the second driving force mounting seat is driven by a second motor.
As a further improvement of the utility model: the first driving wheel assembly comprises a first driving wheel mounting seat and a first driven wheel mounting seat, a driving wheel is arranged on the first driving wheel mounting seat, and a driven wheel is arranged on the first driven wheel mounting seat; the driving wheel on the first driving force mounting seat is driven by a first motor.
As a further improvement of the utility model: the first driving wheel mounting seat and the first driven wheel mounting seat are provided with a driving wheel and a driven wheel which are respectively contacted with the outer arc surfaces of the front two wheel discs of the locomotive; and the second driving wheel mounting seat and the second driven wheel mounting seat are provided with a driving wheel and a driven wheel which are contacted with the outer arc surface of the rear two-wheel disc of the locomotive.
As a further improvement of the utility model: the distance between the first driving wheel mounting seat and the first driven wheel mounting seat is equal to the distance between the second driven wheel mounting seat and the second driving wheel mounting seat, the four mounting seats are arranged side by side, and the distance between the four mounting seats is smaller than the diameter of the wheel disc.
As a further improvement of the utility model: the first driven wheel mounting seat and the second driven wheel mounting seat are arranged between the first driving wheel mounting seat and the second driving wheel mounting seat.
As a further improvement of the utility model: the first oil cylinder is arranged between the sliding block and the first driven wheel mounting seat, a piston rod of the first oil cylinder is connected with the first mounting seat arranged at the end part of the sliding block, and the end part of a cylinder body of the first oil cylinder is hinged with the first fixing seat arranged on the top surface of the cross beam.
As a further improvement of the utility model: the telescopic rod is arranged perpendicular to the support component.
As a further improvement of the utility model: and the pair of first oil cylinders and the pair of second oil cylinders on the two supporting assemblies are respectively driven synchronously.
As a further improvement of the utility model: as a further improvement of the utility model: the length of the sliding groove plate is larger than that of the sliding block, so that the sliding block can move a certain distance in the groove of the sliding groove plate to conveniently support the wheel disc, and the distance can be adjusted.
As a further improvement of the utility model: the telescopic rod comprises a first sleeve vertically arranged on one cross beam and a second sleeve vertically arranged on the other cross beam, and the first sleeve and the second sleeve are mutually sleeved; the first sleeve is provided with a second fixed seat; the second sleeve is provided with a second mounting seat, the end part of the cylinder body of the second oil cylinder and the end part of the piston rod are hinged with the second fixing seat and the second mounting seat respectively, and the second oil cylinder pushes the second sleeve to move in the first sleeve.
As a further improvement of the utility model: the first sleeve and the second sleeve are sleeved in a position which is provided with a plurality of bolt holes in a penetrating mode, and the first sleeve and the second sleeve are inserted into the first sleeve and the second sleeve in a limiting mode through bolts when the positions of the upper holes of the first sleeve and the second sleeve correspond to each other.
As a further improvement of the utility model: the hydraulic control system comprises an oil tank, an oil pump and a safety valve; the oil tank, the oil pump and the safety valve form a series loop.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses a locomotive bogie transportation protection device utilizes the support that two sets of synchronous hydro-cylinders that connect in parallel can realize the locomotive bogie rim plate of different spans and different track width, utilizes the rotation that two sets of synchronous motors that connect in parallel realized two locomotive bogie rim plates, has guaranteed the relative motion between driving motor bearing rolling element and the raceway, has avoided the emergence of the false brinell indentation of driving motor bearing, provides the guarantee for the safe operation of locomotive.
2. The utility model discloses a locomotive bogie transportation protection device can be by the two sets of hydro-cylinders of hydraulic system control around adjusting wheel base and the two sets of hydro-cylinders adjust the width about, can be suitable for the transportation protection of different motor vehicle bogies.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic perspective view of a slider in a specific application example of the present invention.
Fig. 4 is a schematic view of the present invention assembled with a bogie in a specific application example.
Fig. 5 is a schematic diagram of a hydraulic system in a specific application example of the present invention.
Illustration of the drawings:
1. a first drive wheel mount; 2. a driving wheel; 3. a cross beam; 4. a first driven wheel mounting base; 5. a driven wheel; 6. a first fixed seat; 7; a first mounting seat; 8. a second driven wheel mounting base; 9. a slider; 10. a second drive wheel mount; 11. a chute plate; 12. a first sleeve; 13. a second fixed seat; 14. a second cylinder; 15. a bolt; 16. a second sleeve; 17. a second mounting seat; 18. a support assembly; 19. a telescopic rod; 20. a second motor; 22. a first motor; 23. a flow distributing and collecting valve I; 24. a flow distributing and collecting valve II; 25. a flow distributing and collecting valve III; 26. a flow distributing and collecting valve IV; 27. a flow distributing and collecting valve V; 28. a solenoid valve I; 29. a solenoid valve II; 30, a solenoid valve III; 31. a safety valve; 32. an oil pump; 33. an oil tank; 34. a balance valve I; 35. a balance valve II; 36. a wheel disc; 37. a locomotive bogie is provided.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific examples.
As shown in fig. 1-5, the utility model discloses a locomotive bogie transportation protection device, it includes:
two support assemblies 18 arranged in parallel side by side, wherein the two support assemblies 18 have the same structure; the support assembly 18 comprises a cross beam 3; one end of the top surface of the cross beam 3 is provided with a chute plate 11 arranged along the length direction of the cross beam 3; a sliding block 9 is arranged in the groove of the sliding groove plate 11; the cross beam 3 is provided with a first oil cylinder 21 which pushes the sliding block 9 to do linear motion in the groove of the sliding groove 11; a second driving wheel component is arranged on the top surface of the sliding block 9; a first driving wheel assembly is arranged on one side, without the chute plate 11, of the top surface of the cross beam 3;
more than two telescopic rods 19 which are arranged in parallel are connected between the two supporting components 18; in the specific example, the telescopic rod 19 is perpendicular to the support assembly 18; and a second oil cylinder 14 for controlling the telescopic part 9 to stretch is arranged on the telescopic part.
In a specific application example, the second driving wheel assembly includes a second driving wheel mounting seat 10 and a second driven wheel mounting seat 8, and the second driving wheel mounting seat 10 and the second driven wheel mounting seat 8 are respectively disposed at two ends of the top surface of the sliding block 9.
In a specific example of application, the first drive wheel assembly includes a first drive wheel mount 1 and a first driven wheel mount 4.
The first driving wheel mounting seat 1 and the second driving wheel mounting seat 10 are both provided with driving wheels 2, and the first driven wheel mounting seat 4 and the second driven wheel mounting seat 8 are both provided with driven wheels 5; wherein the driving wheel 2 and the driven wheel 5 are connected on the corresponding mounting seats through corresponding shafts. The drive pulley 2 on the first drive force mounting base 1 is driven by a first motor 22, and the drive pulley 2 on the second drive wheel mounting base 10 is driven by a second motor 20.
In the specific application example, the pair of first oil cylinders 21 and the pair of second oil cylinders 14 on the two support assemblies 18 are respectively driven synchronously.
As shown in fig. 5, the present invention further includes a hydraulic control system, which includes an oil tank 33, an oil pump 32 and a safety valve 31 in a specific application example; the oil tank 33, the oil pump 32 and the safety valve 31 form a serial loop, and the safety valve 31, the electromagnetic valve I28, the electromagnetic valve II 29 and the electromagnetic valve III 30 form a parallel loop; the two first motors 22 are connected in parallel and form a series circuit with a flow distribution and collection valve I23, the two second motors 20 are connected in parallel and form a series circuit with a flow distribution and collection valve II 23, and the flow distribution and collection valve I23 is connected in parallel with a flow distribution and collection valve II 24 and forms a series circuit with a flow distribution and collection valve III 26 and an electromagnetic valve I28; the two second oil cylinders 14 are respectively connected with a balance valve I34 and a balance valve II 35 in series, and the two second oil cylinders 14 are connected in parallel and form a series loop with a flow dividing and collecting valve IV 25 and an electromagnetic valve II 29; the two first oil cylinders 21 are connected in parallel, and form a series circuit with the flow dividing and collecting valve V27 and the electromagnetic valve III 30.
Preferably, the solenoid valve i28 in this example can be of a Y-type neutral position, the solenoid valve ii 29 can be of an O-type neutral position, and the solenoid valve iii 30 can be of a Y-type neutral position.
Preferably, the first driven wheel mounting seat 4 and the second driven wheel mounting seat 8 are arranged between the first driving wheel mounting seat 1 and the second driving wheel mounting seat 10.
Preferably, the length of the chute plate 11 is greater than that of the sliding block 9, so that the sliding block 9 can move a certain distance in the groove of the chute plate 11, and the distance is adjustable when the wheel disc 36 is conveniently supported.
Preferably, the driving wheel 2 and the driven wheel 5 are respectively arranged on the first driving wheel mounting seat 1 and the first driven wheel mounting seat 4 on the two supporting assemblies 18 in the present example and are respectively contacted with the outer arc surfaces of the two front wheel discs 36 of the locomotive; the driving wheel 2 and the driven wheel 5 are arranged on the second driving wheel mounting seat 10 and the second driven wheel mounting seat 8 on the two supporting assemblies 18 and are in contact with the outer arc surface of the rear two-wheel disk 36 of the locomotive.
Preferably, the distance between first drive wheel mounting socket 1 and first driven wheel mounting socket 4 on support assembly 18 is the same as the distance between second driven wheel mounting socket 8 and second drive wheel mounting socket 10 in this example and the four mounting sockets are arranged side by side, the distance between them being less than the diameter of wheel disc 36 in order to be able to grip the wheel disc.
Preferably, the first oil cylinder 21 is arranged between the sliding block 9 and the first driven wheel mounting seat 4 in this example, a piston rod of the first oil cylinder 21 is connected with the first mounting seat 7 arranged at the end of the sliding block 9, and the end of the cylinder body of the first oil cylinder 21 is hinged with the first fixing seat 6 arranged on the top surface of the cross beam 3.
Preferably, the telescopic rod 19 in this example comprises a first sleeve 12 vertically arranged on one of the beams 3 and a second sleeve 16 vertically arranged on the other beam 3, and the first sleeve 12 and the second sleeve 16 are mutually sleeved; the first sleeve 12 is provided with a second fixed seat 13; the second sleeve 16 is provided with a second mounting seat 17, the end of the cylinder body and the end of the piston rod of the second oil cylinder 14 are hinged to the second fixing seat 13 and the second mounting seat 17, and the second oil cylinder 14 pushes the second sleeve 16 to move in the first sleeve 12.
Preferably, in this example, a plurality of bolt holes are formed through the joints of the first sleeve 12 and the second sleeve 13, and the first sleeve 12 and the second sleeve 13 are inserted and limited through the bolts 15 when the positions of the holes of the first sleeve 12 and the second sleeve 13 correspond to each other.
The utility model discloses when specifically using, its work flow is:
step 1: starting the oil pump 32, wherein high-pressure hydraulic oil is distributed to the two first oil cylinders 21 at the end A3 or the end B3 of the electromagnetic valve III 30 at equal flow through the flow dividing and collecting valve V27, and the two piston rods are synchronously pushed to do work; the two first oil cylinders 21 synchronously drive the two sliding blocks 9 to linearly move in the corresponding grooves of the sliding groove plates 11, the distance between the sliding blocks 9 is adjusted to ensure that the distance between the front driving wheel 2 and the rear driving wheel 2, which is greater than the distance between the centers of the front wheel disc 36 and the rear wheel disc 36 of the locomotive bogie, is smaller than the distance between the centers of the wheel discs plus the diameter distance of the wheel disc 36, and the A3 end and the B3 end of the electromagnetic valve III 30 are closed after adjustment is finished.
Step 2: opening the end A2 or the end B2 of the electromagnetic valve II 29, distributing high-pressure hydraulic oil to the two second oil cylinders 14 at equal flow through the flow dividing and collecting valve IV 25, and synchronously pushing piston rods of the two oil cylinders to do work; the two second oil cylinders 14 synchronously drive the second sleeve 16 to linearly move in the first sleeve 12, the distance between the left support component 18 and the right support component 18 is adjusted to be consistent with the track width of a locomotive bogie 37, A2 and B2 of the electromagnetic valve II 29 are closed after adjustment is finished, as the two second oil cylinders 14 are respectively connected with the balance valve I34 and the balance valve II 35 in series, hydraulic oil of the second oil cylinders 14 is locked, the distance between the two support components 18 is kept unchanged, and meanwhile, the bolt 15 is inserted to fix the hydraulic oil.
And step 3: as shown in an assembly schematic diagram of a functional device and a bogie in fig. 4, a bogie mechanism 37 of a hoisting locomotive places four front and rear wheel discs 36 between four groups of left and right driving wheels 2 and driven wheels 5, respectively, a position in an electromagnetic valve iii 30 can be in a Y shape, a piston rod of a first oil cylinder 21 can be forced to move due to the weight of the bogie 37 of the locomotive, and the positions of two sliding blocks 9 can be finely adjusted, so that the weight of the bogie 37 of the locomotive is uniformly distributed on 4 driving wheels 2 and 4 driven wheels 5.
And 4, step 4: the end A1 or the end B1 of the electromagnetic valve I28 is opened, high-pressure hydraulic oil is distributed to the flow dividing and collecting valve I23 and the flow dividing and collecting valve II 24 at equal flow through the flow dividing and collecting valve III 26, the flow dividing and collecting valve I23 distributes the obtained flow at equal flow to the two first motors 22, the two first motors 22 are synchronously driven to rotate to drive the two driving wheels 2 to rotate, the wheel disc 36 also rotates along with the static friction force between the driving wheels 2 and the wheel disc 36 to drive the inner bearing of the driving motor on the wheel disc 36 to rotate, the same flow dividing and collecting valve II 24 distributes the obtained flow at equal flow to the second motor 20, the two second motors 20 are synchronously driven to rotate to drive the driving wheels 2 on the wheel disc to rotate, and the wheel disc 36 also rotates along with the static friction force between the driving wheels 2 and the wheel disc 36 to drive the inner bearing of the driving motor on the.
And 5: as shown in fig. 4, is hoisted integrally to the transport vehicle for road transport movement of the locomotive bogie 37.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.
Claims (13)
1. The utility model provides a locomotive bogie transportation protection device which characterized in that, it includes:
the two support assemblies (18) are arranged in parallel side by side, and the two support assemblies (18) have the same structure; the supporting component (18) comprises a cross beam (3), and one end of the top surface of the cross beam (3) is provided with a chute plate (11) arranged along the length direction of the cross beam (3); a sliding block (9) is arranged in the groove of the sliding groove plate (11); a first oil cylinder (21) for pushing the sliding block (9) to do linear motion in the groove of the sliding groove plate (11) is arranged on the cross beam (3); a second driving wheel component is arranged on the top surface of the sliding block (9); a first driving wheel assembly is arranged on one side, without the chute plate (11), of the top surface of the cross beam (3);
more than two telescopic rods (19) which are arranged in parallel are connected between the two supporting components (18); and a second oil cylinder (14) for controlling the telescopic rod (19) to stretch is arranged on the telescopic rod.
2. The locomotive bogie traffic protection device according to claim 1, wherein the second driving wheel assembly comprises a second driving wheel mounting seat (10) and a second driven wheel mounting seat (8), the second driving wheel mounting seat (10) and the second driven wheel mounting seat (8) are respectively arranged at two ends of the top surface of the sliding block (9); a driving wheel (2) is arranged on the second driving wheel mounting seat (10), and a driven wheel (5) is arranged on the second driven wheel mounting seat (8); and the driving wheel (2) on the second driving wheel mounting seat (10) is driven by a second motor (20).
3. A locomotive bogie transportation protection device according to claim 2, wherein the first drive wheel assembly comprises a first drive wheel mounting seat (1) and a first driven wheel mounting seat (4), the first drive wheel mounting seat (1) is provided with a drive wheel (2), and the first driven wheel mounting seat (4) is provided with a driven wheel (5); the driving wheel (2) on the first driving wheel mounting seat (1) is driven by a first motor (22).
4. The locomotive bogie transportation protection device according to claim 3, wherein the first driving wheel mounting seat (1) and the first driven wheel mounting seat (4) are provided with a driving wheel (2) and a driven wheel (5) which are respectively contacted with the outer arc surfaces of the front two wheel discs (36) of the locomotive; and the second driving wheel mounting seat (10) and the second driven wheel mounting seat (8) are provided with a driving wheel (2) and a driven wheel (5) which are contacted with the outer arc surfaces of the two rear wheel discs (36) of the locomotive.
5. A locomotive bogie traffic protection device according to claim 3, characterised in that the distance between the first driving wheel mount (1) and the first driven wheel mount (4) is equal to the distance between the second driven wheel mount (8) and the second driving wheel mount (10) and that the four mounts are arranged side by side, the distance between them being smaller than the diameter of the wheel disc (36).
6. A locomotive bogie traffic protection device according to claim 3, characterised in that the first driven wheel mounting seat (4) and the second driven wheel mounting seat (8) are arranged between the first driving wheel mounting seat (1) and the second driving wheel mounting seat (10).
7. The locomotive bogie transportation protection device according to claim 3, wherein the first oil cylinder (21) is arranged between the sliding block (9) and the first driven wheel mounting seat (4), a piston rod of the first oil cylinder (21) is connected with the first mounting seat (7) arranged at the end part of the sliding block (9), and the end part of the cylinder body of the first oil cylinder (21) is hinged with the first fixing seat (6) arranged on the top surface of the cross beam (3).
8. Locomotive bogie transport protection device according to any of the claims 1-7, characterized in that the telescopic rods (19) are arranged perpendicular to the support assembly (18).
9. Locomotive bogie traffic protection device according to any of the claims 1-7, characterised in that the pair of first cylinders (21) and the pair of second cylinders (14) on the two support assemblies (18) are driven synchronously, respectively.
10. Locomotive bogie transport protection device according to any of the claims 1-7, characterized in that the length of the runner plate (11) is larger than the length of the slider (9), so that the slider (9) is movable a distance within the slot of the runner plate (11) to facilitate the distance adjustment when supporting the wheel disc (36).
11. The locomotive bogie transportation protection device according to any one of the claims 1 to 7, characterized in that the telescopic rod (19) comprises a first sleeve (12) vertically arranged on the side of one of the cross beams (3) and a second sleeve (16) vertically arranged on the other cross beam (3), the first sleeve (12) and the second sleeve (16) being nested with each other; a second fixed seat (13) is arranged on the first sleeve (12); the second sleeve (16) is provided with a second mounting seat (17), the end part of the cylinder body and the end part of the piston rod of the second oil cylinder (14) are respectively hinged with the second fixing seat (13) and the second mounting seat (17), and the second oil cylinder (14) pushes the second sleeve (16) to move in the first sleeve (12).
12. The locomotive bogie transportation protection device according to claim 11, wherein a plurality of bolt holes are formed through the joints of the first sleeve (12) and the second sleeve (16), and the first sleeve (12) and the second sleeve (16) are inserted into the bolt holes (15) for limiting when the positions of the holes of the first sleeve (12) and the second sleeve (16) correspond to each other.
13. The locomotive bogie traffic protection device according to any of the claims 1-7, further comprising a hydraulic control system comprising a tank (33), an oil pump (32) and a safety valve (31); the oil tank (33), the oil pump (32) and the safety valve (31) form a series circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921797408.0U CN211365572U (en) | 2019-10-24 | 2019-10-24 | Locomotive bogie transportation protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921797408.0U CN211365572U (en) | 2019-10-24 | 2019-10-24 | Locomotive bogie transportation protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211365572U true CN211365572U (en) | 2020-08-28 |
Family
ID=72172216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921797408.0U Active CN211365572U (en) | 2019-10-24 | 2019-10-24 | Locomotive bogie transportation protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211365572U (en) |
-
2019
- 2019-10-24 CN CN201921797408.0U patent/CN211365572U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102149588B (en) | Eddy current rail brake | |
| TWI780267B (en) | Vehicle lifting mechanism and automatic power exchange system | |
| US20030205163A1 (en) | Apparatus, systems and methods for levitating and moving objects | |
| CN111103155B (en) | Rail locomotive wheel rail bearing integration test device | |
| WO2003091132A2 (en) | Apparatus, systems and methods for levitating and moving objects | |
| CN107515126B (en) | Six-degree-of-freedom simulation loading test bed for bogie of monorail train | |
| CN112960008B (en) | Permanent magnetic suspension rail transit bogie and rail mechanical structure | |
| CN104018708A (en) | Double-track two-layer three-dimensional parking equipment | |
| CN105109576A (en) | Controllable connecting rod type differential motion balancing device and moving platform with same | |
| CN211365572U (en) | Locomotive bogie transportation protection device | |
| CN111017405A (en) | Locomotive bogie transportation protection device | |
| CN113501025B (en) | Suspension type permanent magnetism suspension track traffic system | |
| CN113428181B (en) | Vehicle bogie and heavy-load transport vehicle | |
| CN102561775A (en) | Level positioning device and stereoscopic packing garage | |
| CN110758443B (en) | Permanent magnet electric magnetic-levitation train running mechanism | |
| CN202509829U (en) | Flat bed positioning device and three-dimensional parking garage | |
| CN108839663B (en) | Process bogie driving structure and process bogie | |
| CN108945122B (en) | Multifunctional heavy-load transport vehicle | |
| CN215436432U (en) | General non-power process bogie | |
| CN110499698B (en) | Hydraulic system of driving device | |
| US20230234450A1 (en) | Wheel-track magnetic suspension vehicle system and application thereof | |
| CN110346101B (en) | Equivalent simulation experiment device and method for vibration performance of high-speed rail wheel pair in running state | |
| CN206336352U (en) | Mobile platform | |
| CN208393360U (en) | A kind of wheel for vehicle hub electric-machine directly-driven running mechanism | |
| CN110469175A (en) | No dodge type stereoscopic parking lot anti-dumping running gear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |