CN112622968B - Suspension type monorail car bogie and suspension type monorail car - Google Patents
Suspension type monorail car bogie and suspension type monorail car Download PDFInfo
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- CN112622968B CN112622968B CN202110007165.1A CN202110007165A CN112622968B CN 112622968 B CN112622968 B CN 112622968B CN 202110007165 A CN202110007165 A CN 202110007165A CN 112622968 B CN112622968 B CN 112622968B
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- power shaft
- main
- bogie
- framework
- auxiliary
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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
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/04—Bolster supports or mountings
- B61F5/10—Bolster supports or mountings incorporating fluid springs
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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
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
- B61F5/52—Bogie frames
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a suspension type monorail car bogie and a suspension type monorail car, wherein the bogie comprises a framework, a main traction rod and two groups of wheel drive devices, wherein the main traction rod vertically penetrates through the framework, and the two groups of wheel drive devices are arranged on the framework and are symmetrically arranged on two sides of the main traction rod in the longitudinal direction; the wheel driving device comprises a power shaft, a non-power shaft and a driving braking mechanism, wherein the power shaft and the non-power shaft are rotatably arranged on the framework and are longitudinally arranged at intervals; hollow wheels are arranged at both ends of the power shaft and the non-power shaft. The main traction rod is connected with the framework through a secondary suspension device, the secondary suspension device comprises a main swing bolster fixedly connected with the main traction rod, auxiliary swing bolsters respectively connected to two ends of the main swing bolster in the longitudinal direction, and secondary springs connected to two ends of the auxiliary swing bolster in the longitudinal direction, and the secondary springs correspond to the axles one to one. On the premise that the bearing performance of the whole vehicle is not changed, compared with the original two-shaft bogie structure, the load of each bearing of the four-shaft bogie is reduced by half, and therefore the purpose of mounting the small-wheel-diameter pneumatic tire is achieved.
Description
Technical Field
The invention relates to the technical field of railway vehicles, in particular to a suspension type monorail car bogie and a suspension type monorail car.
Background
A bogie of the suspension type monorail train is positioned above a train body, the train body is suspended on the bogie, and the bogie runs in a box-type track beam. The running wheels of the bogie of the suspended monorail train mainly adopt rubber wheels which are divided into solid wheels and inflatable wheels. The mainstream has the suspension type monorail car project of ripe application achievement in the world at present, and its box track roof beam divide into two kinds, first inside cross sectional dimension: 1100mm (height) × 780mm (width); second internal cross-sectional dimension: 1540mm (height) 1550mm (width). The first box girder structure corresponds to a solid rubber wheel bogie, and the second box girder structure corresponds to an inflatable rubber wheel bogie.
To first case roof beam structure, receive inside cross-sectional dimension of box track roof beam and whole car axle load requirement restriction, the bogie can only adopt solid wheel, for adopting the wheel of aerifing, adopts solid wheel can lead to the fact the influence to the riding comfort of whole car.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a four-shaft small-wheel-diameter pneumatic rubber tire suspension type monorail car bogie and a suspension type monorail car with the bogie. On the premise that the bearing performance of the whole vehicle is not changed, compared with the original two-shaft bogie structure, the bearing load of each bearing of the four-shaft bogie is reduced by half, the mounting purpose of the small-wheel-diameter pneumatic rubber tire is achieved, and the riding comfort of the whole vehicle is greatly improved. And the bogie can run in the existing box-type track beam with the internal cross-sectional dimension of 1100mm (height) multiplied by 780mm (width), and the interface of the bogie relative to the car body is not changed.
In order to solve the technical problems, the invention adopts the following technical scheme:
a suspension type monorail vehicle bogie comprises a framework and a main traction rod vertically penetrating through the framework, wherein the upper end of the main traction rod is connected with the framework through a secondary suspension device, the lower end of the main traction rod is used for being connected with a vehicle body, the suspension type monorail vehicle bogie further comprises two groups of wheel driving devices arranged on the framework, and the two groups of wheel driving devices are symmetrically arranged on two sides of the longitudinal direction of the main traction rod; the wheel driving device comprises a driving braking mechanism fixed on the framework, a power shaft and a non-power shaft which are rotatably arranged on the framework, and the driving braking mechanism is in transmission connection with the power shaft; the power shaft and the non-power shaft are longitudinally arranged at intervals, and hollow wheels are arranged at two ends of the power shaft and the non-power shaft; the secondary suspension device comprises a main swing bolster fixedly connected with a main traction rod, auxiliary swing bolsters respectively connected to two ends of the main swing bolster in the longitudinal direction, and secondary springs connected to two ends of the auxiliary swing bolster in the longitudinal direction, the secondary springs are connected between the auxiliary swing bolsters and the framework, and the secondary springs correspond to the axles one to one.
The suspension type monorail vehicle bogie adopts the scheme that four air springs corresponding to four shafts one by one are longitudinally arranged, a main swing bolster and an auxiliary swing bolster are adopted between the air springs and a main traction rod, and the two-stage vertical load transfer scheme is adopted between the air springs and the main traction rod to achieve uniform axle weight distribution on each shaft.
As a further improvement of the above technical solution:
the auxiliary traction rod is arranged on two sides of the longitudinal direction of the main traction rod, the auxiliary traction rod is arranged between a power shaft and a non-power shaft of the corresponding wheel driving device, the upper end of the auxiliary traction rod is connected with the corresponding auxiliary swing bolster, and the lower end of the auxiliary traction rod is used for being connected with a vehicle body.
The conventional suspension type monorail car bogie scheme adopting 1 traction rod has the advantages that the traction rods bear vertical force, transverse force and longitudinal force, the stress condition of the traction rods is complex, and when the only 1 traction rod fails, the train has huge safety risks. The bogie adopts a 3-rod traction suspension scheme, namely a scheme of 1 main traction rod and 2 auxiliary traction rods, the main traction rods bear vertical loads, the auxiliary traction rods bear longitudinal loads and transverse loads, and the load borne by each traction rod is reduced compared with the scheme of 1 traction rod. Meanwhile, under the condition that 1 traction rod fails, the other 2 traction rods can also continue to play a role, and the safe operation of the bogie to the next station is ensured.
A joint bush is arranged between the part of the auxiliary traction rod in the framework and the framework, and a gap is reserved between the part of the main traction rod in the framework and the framework.
And a joint bush is arranged between the auxiliary traction rod and the framework and is used for bearing longitudinal force and transverse force between the vehicle body and the bogie and buffering the impact and vibration of the vehicle body relative to the bogie. A gap is reserved between the main traction rod and the framework, so that the main traction rod and the framework are prevented from contacting in the working process, and the purpose that the main traction rod only bears vertical load is achieved.
The main traction rod and the auxiliary traction rod are connected through a triangular pull rod, and a vehicle body connecting seat is arranged at the lower end of the main traction rod.
The driving brake mechanism comprises a traction motor arranged on the framework, a basic brake device arranged on the traction motor, a gear box arranged with a corresponding power shaft in an embracing mode, and a gear transmission mechanism arranged in the gear box, wherein the gear transmission mechanism is connected with the traction motor in a transmission mode, the traction motor is arranged on one side, away from the corresponding non-power shaft, of the corresponding power shaft in the longitudinal direction, and the gear box is connected with the framework through a primary suspension device.
Preferably, the non-power shafts of the two groups of wheel driving devices are positioned between the power shafts of the two groups of wheel driving devices. Thereby facilitating the installation of the driving brake mechanism.
The non-powered axle is rotatably coupled to a suspension by wheel bearings, and the suspension is coupled to the frame by a suspension system.
The inner ring of the wheel bearing is in interference fit with the non-power shaft, the outer ring of the wheel bearing is in transition fit with the suspension, and the outer ring of the wheel bearing has axial displacement relative to the inner ring.
Considering that when the four-axis bogie passes through a curve, the transverse movement amount of the intermediate shaft needs to exist, therefore, the intermediate shaft wheel bearing adopts an integral sealing bearing (such as a double-row cylindrical roller bearing) with the transverse movement amount between an inner ring and an outer ring, the outer ring of the intermediate shaft wheel bearing is in transition fit with the intermediate shaft suspension, and the inner ring of the intermediate shaft wheel bearing is in interference fit with the intermediate shaft axle.
The primary suspension device comprises a mounting seat arranged at the top of the gearbox and a herringbone rubber spring connected between the mounting seat and the framework. The chevron rubber spring can transmit the acting force and relative movement between the gear box and the framework.
The guide wheel sets are arranged at two ends of the framework in the longitudinal direction and comprise two guide wheels which are respectively arranged at two ends of the framework in the transverse direction, and the circumferential surfaces of the guide wheels are used for being abutted against the corresponding side walls of the track beams.
As a general inventive concept, the present invention also provides a suspended monorail car comprising a car body and the suspended monorail car bogie as described above, said car body being connected to the lower end of the main drawbar.
Compared with the prior art, the invention has the advantages that:
according to the four-axis small-wheel-diameter pneumatic rubber tire suspension type monorail car bogie provided by the invention, four air springs which correspond to four axes one by one are arranged, and a two-stage vertical load transfer scheme of a main swing bolster and an auxiliary swing bolster is adopted between the air springs and a main traction rod, so that the axle weight on each axis is uniformly distributed. And the bogie can run in the existing box-type track beam with the internal cross-sectional dimension of 1100mm (height) multiplied by 780mm (width), and the interface of the bogie relative to the car body is not changed.
Drawings
FIG. 1 is a front view of a suspended monorail car bogie of the present invention.
Fig. 2 is a top view of the suspended monorail car bogie of the present invention.
Fig. 3 is a side view of the suspended monorail car bogie of the present invention.
Fig. 4 is a schematic view of the internal structure of the central non-powered axle of the bogie of the suspended monorail car of the present invention.
Fig. 5 is a schematic view of the interior of the end power axle of the underslung monorail car bogie of the present invention.
Fig. 6 is a schematic view of the drive assembly of the present invention.
Fig. 7 is a schematic top view of the auxiliary triangular tie bar according to the present invention.
Fig. 8 is a front view schematically illustrating the auxiliary triangular pull rod according to the present invention.
Fig. 9 is a schematic view of a three-bar trailing suspension according to the present invention.
Detailed Description
The invention is further described below with reference to specific preferred embodiments, without thereby limiting the scope of protection of the invention.
Example (b):
as shown in fig. 1-3, the suspension type monorail bogie of the embodiment comprises a framework 4, a main traction rod 8 and two auxiliary traction rods 11 which vertically penetrate through the framework 4, and two sets of wheel driving devices which are arranged on the framework 4; the two groups of wheel drive devices are symmetrically arranged at two sides of the longitudinal direction of the main traction rod 8.
The both ends of framework 4 longitudinal direction are equipped with the direction wheelset, and the direction wheelset includes that two branches locate the leading wheel 3 at framework 4 transverse direction both ends, and leading wheel 3 is used for the lateral wall butt corresponding with track roof beam 20.
The wheel driving device comprises a driving braking mechanism fixed on the framework 4, a power shaft 17 and a non-power shaft 16 which are rotatably arranged on the framework 4, and the driving braking mechanism is in transmission connection with the power shaft 17; the power shaft 17 and the non-power shaft 16 are longitudinally arranged at intervals, and hollow wheels 10 are arranged at two ends of the power shaft 17 and two ends of the non-power shaft 16; the non-power shafts 16 of the two groups of wheel driving devices are positioned between the power shafts 17 of the two groups of wheel driving devices. That is, the end shaft on the bogie is a powered shaft and the intermediate shaft is a non-powered shaft.
The upper end of the main traction rod 8 is connected with the framework 4 through a secondary suspension device, and the lower end of the main traction rod 8 is used for being connected with a vehicle body. Two auxiliary traction rods 11 are symmetrically arranged on both sides of the main traction rod 8 in the longitudinal direction, and the auxiliary traction rods 11 are arranged between a power shaft 17 and a non-power shaft 16 of the corresponding wheel driving device.
The secondary suspension device comprises a main swing bolster 7 fixedly connected with a main traction rod 8, auxiliary swing bolsters 6 respectively connected to two ends of the main swing bolster 7 in the longitudinal direction, and secondary springs 5 connected to two ends of the auxiliary swing bolster 6 in the longitudinal direction, wherein the secondary springs 5 are connected between the auxiliary swing bolster 6 and the framework 4, and the secondary springs 5 correspond to axles one to one. The secondary spring 5 is preferably an air spring.
The upper end of the auxiliary traction rod 11 is connected with the corresponding auxiliary swing bolster 6, and the lower end of the auxiliary traction rod 11 is used for being connected with the vehicle body.
The bogie adopts a scheme of longitudinally arranging 4 air springs, and adopts a scheme of two-stage vertical load transfer between the main swing bolster and the auxiliary swing bolster between the air springs and the main traction rod in order to realize uniform axle weight distribution on each axle.
Referring to fig. 9, a joint bushing 19 is provided between the portion of the auxiliary drawbar 11 in the frame 4 and the frame 4, and a gap is provided between the portion of the main drawbar 8 in the frame 4 and the frame 4.
The bogie of the invention adopts the scheme that 1 main traction rod 8 and 2 auxiliary traction rods 11 are adopted for traction suspension. The main traction rod 8 is used for bearing vertical load, and the two auxiliary traction rods 11 are used for bearing longitudinal load and transverse load. As shown in fig. 9, a joint bush 19 is provided between the auxiliary traction rod 11 and the frame 4 for taking up longitudinal and lateral forces between the vehicle body and the bogie and damping shocks and vibrations of the vehicle body relative to the bogie. As shown in fig. 9, a gap is left between the main traction rod 8 and the frame to ensure that the main traction rod 8 and the frame do not contact with each other in the working process, so that the main traction rod 8 only bears vertical load.
Referring to fig. 1-3 and 7-8, a main traction rod 8 and an auxiliary traction rod 11 are connected through a triangular pull rod 12, and a vehicle body connecting seat 13 is arranged at the lower end of the main traction rod 8.
Referring to fig. 6, the driving and braking mechanism includes a traction motor 2 mounted on the frame 4, a foundation braking device 1 disposed on the traction motor 2, a gear box 18 mounted with the corresponding power shaft 17 in a shaft-embracing manner, and a gear transmission mechanism disposed in the gear box 18, the gear transmission mechanism is in transmission connection with the traction motor 2, the traction motor 2 is disposed on one side of the corresponding power shaft 17 away from the corresponding non-power shaft 16 in the longitudinal direction, and the gear box 18 is connected with the frame 4 through a primary suspension device.
Referring to fig. 4, the non-powered axle 16 is rotatably connected to a suspension 14 by wheel bearings 15, and the suspension 14 is connected to the frame 4 by a suspension system.
Referring to fig. 5, the inner race of the wheel bearing 15 is in interference fit with the non-powered axle 16, the outer race of the wheel bearing 15 is in transition fit with the suspension 14, and the outer race of the wheel bearing 15 has an axial displacement relative to the inner race.
Considering that when the four-axle bogie passes through a curve, the transverse movement of the intermediate axle (namely the non-power axle 16) needs to exist, the intermediate axle wheel bearing 15 adopts an integral sealing bearing with the transverse movement between an inner ring and an outer ring, preferably a double-row cylindrical roller bearing, the outer ring of the intermediate axle wheel bearing 15 is in transition fit with the intermediate axle suspension 14, and the inner ring of the intermediate axle wheel bearing 15 is in interference fit with the intermediate axle 16, so that when the bogie passes through the curve, the intermediate axle can transversely move relative to the intermediate axle suspension 14, namely the transverse movement of the intermediate axle relative to the bogie is realized.
With continued reference to fig. 4 and 5, the primary suspension includes a mount 21 disposed on top of the gear case 18, and a chevron rubber spring 9 connected between the mount 21 and the frame 4, the chevron rubber spring 9 being capable of transmitting forces and relative movements between the gear case 18 and the frame 4.
The bogie adopts a four-shaft bogie structure, each shaft is provided with 2 pneumatic tires as running wheels of the bogie, the end part of a bogie frame 4 is provided with 4 guide wheels 3, and the guide wheels 3 are solid rubber wheels.
As shown in fig. 1, 2 and 3, the 1 axle and the 4 axles of the bogie of the invention are powered axles, and the 2 axle and the 3 axle are non-powered axles. As shown in fig. 4, 1 shaft and 4 shafts are integrated with a gear box 18, a motor 2 and a foundation brake device 1. As shown in fig. 4, the 2-axis and 3-axis are designed to accommodate a large traverse amount.
As shown in fig. 1 and 9, the bogie traction suspension scheme of the present invention employs 1 main traction rod 8 and two auxiliary traction rods 11. Wherein the main traction rod 8 is used for bearing vertical load, and the 2 auxiliary traction rods 11 are used for bearing longitudinal load and transverse load. As shown in fig. 9, a joint bush 19 is provided between the auxiliary traction rod 11 and the frame 4 for taking up longitudinal and lateral forces between the vehicle body and the bogie and damping shocks and vibrations of the vehicle body relative to the bogie. As shown in fig. 9, a gap is left between the main traction rod 8 and the frame to ensure that the main traction rod 8 and the frame do not contact with each other in the working process, so that the main traction rod 8 only bears vertical load.
As shown in fig. 9, the main drawbar 8 and the auxiliary drawbar 11 are connected by an auxiliary triangular drawbar 12, and a rubber joint 12.1 at the end of the auxiliary triangular drawbar can adapt to the relative movement between the main drawbar 8 and the auxiliary drawbar 11.
The above description is only for the preferred embodiment of the present application and should not be taken as limiting the present application in any way, and although the present application has been disclosed in the preferred embodiment, it is not intended to limit the present application, and those skilled in the art should understand that they can make various changes and modifications within the technical scope of the present application without departing from the scope of the present application, and therefore all the changes and modifications can be made within the technical scope of the present application.
Claims (10)
1. A suspension type monorail car bogie comprises a framework (4) and a main traction rod (8) vertically penetrating through the framework (4), wherein the upper end of the main traction rod (8) is connected with the framework (4) through a secondary suspension device, and the lower end of the main traction rod (8) is used for being connected with a car body; the wheel driving device comprises a driving braking mechanism fixed on the framework (4), a power shaft (17) and a non-power shaft (16) which are rotatably arranged on the framework (4), and the driving braking mechanism is in transmission connection with the power shaft (17); the power shaft (17) and the non-power shaft (16) are longitudinally arranged at intervals, and hollow wheels (10) are mounted at two ends of the power shaft (17) and the non-power shaft (16); the secondary suspension device comprises a main swing bolster (7) fixedly connected with a main traction rod (8), auxiliary swing bolsters (6) respectively connected to two ends of the main swing bolster (7) in the longitudinal direction, and secondary springs (5) connected to two ends of the auxiliary swing bolster (6) in the longitudinal direction, wherein the secondary springs (5) are connected between the auxiliary swing bolster (6) and the framework (4), and the secondary springs (5) correspond to axles one to one.
2. A suspended monorail car bogie according to claim 1, further comprising two auxiliary tow bars (11) passing vertically through the frame (4), the two auxiliary tow bars (11) being symmetrically arranged on both sides of the main tow bar (8) in the longitudinal direction, said auxiliary tow bars (11) being arranged between a power shaft (17) and a non-power shaft (16) of the respective wheel drive means, the upper ends of said auxiliary tow bars (11) being connected to the respective auxiliary bolster (6), the lower ends of said auxiliary tow bars (11) being adapted to be connected to the car body.
3. A suspended monorail bogie according to claim 2, characterized in that a joint bushing (19) is provided between the part of the auxiliary drawbar (11) in the frame (4) and the frame (4), and that the part of the main drawbar (8) in the frame (4) has a clearance from the frame (4).
4. The suspended monorail car bogie according to claim 2, characterized in that the main drawbar (8) and the auxiliary drawbar (11) are connected by a triangular drawbar (12), and a car body connection seat (13) is provided at the lower end of the main drawbar (8).
5. A suspended monorail bogie according to claim 1, characterised in that the driving braking mechanism comprises a traction motor (2) mounted on the frame (4), a foundation braking device (1) provided on the traction motor (2), a gearbox (18) mounted with the respective power axle (17) in an embracing manner, and a gear transmission mechanism provided in the gearbox (18), said gear transmission mechanism being in transmission connection with the traction motor (2), said traction motor (2) being provided on the side of the respective power axle (17) facing away from the respective non-power axle (16) in the longitudinal direction, said gearbox (18) being connected to the frame (4) via a primary suspension device.
6. A suspended monorail bogie as claimed in claim 1, characterised in that said non-powered axle (16) is pivotally connected to a suspension (14) by means of wheel bearings (15), said suspension (14) being connected to the frame (4) by means of a series of suspension means.
7. A suspended monorail car bogie as claimed in claim 6, characterised in that the inner ring of the wheel bearing (15) is in interference fit with the non-powered axle (16), the outer ring of the wheel bearing (15) is in transition fit with the suspension (14), and the outer ring of the wheel bearing (15) has an axial displacement with respect to the inner ring.
8. A suspended monorail bogie according to any one of claims 5-7, characterised in that the primary suspension means comprise a mounting base (21) on top of the gearbox (18) or suspension (14), and a chevron rubber spring (9) connected between the mounting base (21) and the frame (4).
9. A suspended monorail bogie according to claim 1, characterized in that the frame (4) is provided with guide wheel sets at both ends in the longitudinal direction, said guide wheel sets comprising two guide wheels (3) arranged at both ends in the transverse direction of the frame (4), the circumferential surface of said guide wheels (3) being adapted to abut against the corresponding side walls of the railway beam (20).
10. A suspended monorail car comprising a car body, characterized in that it further comprises a suspended monorail car bogie as defined in any one of claims 1-9, said car body being connected to the lower end of the main drawbar (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110007165.1A CN112622968B (en) | 2021-01-05 | 2021-01-05 | Suspension type monorail car bogie and suspension type monorail car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110007165.1A CN112622968B (en) | 2021-01-05 | 2021-01-05 | Suspension type monorail car bogie and suspension type monorail car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112622968A CN112622968A (en) | 2021-04-09 |
| CN112622968B true CN112622968B (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110007165.1A Active CN112622968B (en) | 2021-01-05 | 2021-01-05 | Suspension type monorail car bogie and suspension type monorail car |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004025991A (en) * | 2002-06-25 | 2004-01-29 | Mitsubishi Heavy Ind Ltd | Movable load testing vehicle |
| CN203283232U (en) * | 2013-04-11 | 2013-11-13 | 西南交通大学 | Suspension type monorail train driving device |
| EP2995523A1 (en) * | 2014-09-09 | 2016-03-16 | Prose AG | Suspended chassis and running gear for an overhead conveyor running on rails |
| CN205632482U (en) * | 2016-05-10 | 2016-10-12 | 常州科研试制中心有限公司 | Monorail crane with explosion -proof diesel engine |
| CN106347168A (en) * | 2016-11-23 | 2017-01-25 | 西南交通大学 | Superconducting maglev vehicle bogie |
| CN108162987A (en) * | 2017-12-25 | 2018-06-15 | 中车株洲电力机车有限公司 | A kind of suspension monorail and its bogie, driving brake apparatus |
| CN209938607U (en) * | 2019-02-15 | 2020-01-14 | 中铁宝桥集团有限公司 | Suspension type monorail vehicle traction suspension device suitable for large ramp |
-
2021
- 2021-01-05 CN CN202110007165.1A patent/CN112622968B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004025991A (en) * | 2002-06-25 | 2004-01-29 | Mitsubishi Heavy Ind Ltd | Movable load testing vehicle |
| CN203283232U (en) * | 2013-04-11 | 2013-11-13 | 西南交通大学 | Suspension type monorail train driving device |
| EP2995523A1 (en) * | 2014-09-09 | 2016-03-16 | Prose AG | Suspended chassis and running gear for an overhead conveyor running on rails |
| CN205632482U (en) * | 2016-05-10 | 2016-10-12 | 常州科研试制中心有限公司 | Monorail crane with explosion -proof diesel engine |
| CN106347168A (en) * | 2016-11-23 | 2017-01-25 | 西南交通大学 | Superconducting maglev vehicle bogie |
| CN108162987A (en) * | 2017-12-25 | 2018-06-15 | 中车株洲电力机车有限公司 | A kind of suspension monorail and its bogie, driving brake apparatus |
| CN209938607U (en) * | 2019-02-15 | 2020-01-14 | 中铁宝桥集团有限公司 | Suspension type monorail vehicle traction suspension device suitable for large ramp |
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| CN112622968A (en) | 2021-04-09 |
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