CN111452809A - Power system device and rail vehicle - Google Patents
Power system device and rail vehicle Download PDFInfo
- Publication number
- CN111452809A CN111452809A CN202010393851.2A CN202010393851A CN111452809A CN 111452809 A CN111452809 A CN 111452809A CN 202010393851 A CN202010393851 A CN 202010393851A CN 111452809 A CN111452809 A CN 111452809A
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- mounting
- power
- mounting bracket
- elastic coupling
- mounting seat
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- 238000013016 damping Methods 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims description 31
- 238000010168 coupling process Methods 0.000 claims description 31
- 238000005859 coupling reaction Methods 0.000 claims description 31
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C3/00—Electric locomotives or railcars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Automation & Control Theory (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a power system device and a rail vehicle, and relates to the technical field of rail vehicles, wherein the power system device comprises a public support and a power unit arranged on the public support, a first mounting seat is arranged at the end part of the power unit, and second mounting seats are respectively arranged on two sides of the power unit; the public support is formed by assembling two cross beams and two longitudinal beams, and a first mounting support used for being connected with a first mounting seat is arranged on one cross beam; a second mounting bracket used for being connected with the second mounting seat is arranged on the longitudinal beam; the first mounting bracket and the second mounting bracket are both provided with damping devices; the longitudinal beam is connected with a frame of the rail vehicle through a plurality of fixing seats.
Description
Technical Field
The invention relates to the technical field of railway vehicles, in particular to a power system device and a railway vehicle.
Background
At present, a railway track vehicle power system is divided into two modes of on-vehicle installation and off-vehicle installation. When the power system device is installed on a vehicle, the power system is often directly installed on the vehicle frame. Therefore, when the power system components are maintained or replaced, personnel are required to lift and transport the components out of the vehicle body after removing the components on the vehicle. The difficulty of construction is high due to the fact that component dismantling is limited by vehicle space.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a power system device and a railway vehicle, which can enrich the types of the power system devices of the railway vehicle, improve the application and maintenance performance of the railway vehicle and reduce the workload of personnel maintenance.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a power system device comprises a public support and a power unit arranged on the public support, wherein a first mounting seat is arranged at the end part of the power unit, and second mounting seats are respectively arranged on two sides of the power unit; the public support is formed by assembling two cross beams and two longitudinal beams, and a first mounting support used for being connected with a first mounting seat is arranged on one cross beam; a second mounting bracket used for being connected with the second mounting seat is arranged on the longitudinal beam; the first mounting bracket and the second mounting bracket are both provided with damping devices; the longitudinal beam is connected with a frame of the rail vehicle through a plurality of fixing seats.
The further improvement lies in that: the first mounting bracket is provided with at least one first connecting hole, and the second mounting bracket is provided with at least one second connecting hole.
The further improvement lies in that: the damping device comprises a rubber body and a fastening bolt; the rubber body is arranged in the first connecting hole or the second connecting hole, and two ends of the rubber body respectively extend out of the holes to form expansion parts; the upper end of the rubber body is provided with an upper flat pad, and the lower end of the rubber body is provided with a lower flat pad; and a screw rod of the fastening bolt sequentially penetrates through the lower flat pad, the rubber body and the upper flat pad and then is locked by the locking nut.
The further improvement lies in that: an upper washer is arranged at the position, close to the locking nut, of the fastening bolt, and a lower washer is arranged at the position, close to the nut, of the fastening bolt.
The further improvement lies in that: the power unit comprises an engine and a main generator which are connected in a front-back mode, and an elastic connecting device is arranged between the engine and the main generator.
The further improvement lies in that: the output shaft of the engine is provided with a flywheel, and the rear end of the engine is provided with a flywheel shell which covers the outer side of the flywheel; the elastic connecting device comprises an elastic coupling and an elastic coupling cover which covers the outer side of the elastic coupling; one end of the elastic coupling is connected with the input shaft of the main generator, and the other end of the elastic coupling is connected with the flywheel; one end of the elastic coupling cover is connected with the main generator, and one end of the elastic coupling cover is connected with the flywheel cover.
The further improvement lies in that: an elastic connecting disc is arranged between the flywheel and the elastic coupling.
The further improvement lies in that: the front end of the engine is provided with a first mounting seat, and the positions of two sides of the engine, which are close to the rear end, are respectively provided with a third mounting seat; second mounting seats are respectively arranged at the positions, close to the middle part, of the two sides of the main generator; a first mounting bracket used for being connected with the first mounting seat is arranged on the cross beam positioned at the front end; a second mounting bracket used for being connected with a third mounting seat is arranged at the position, close to the middle part, of the longitudinal beam; and a second mounting bracket used for being connected with a second mounting seat is arranged at the position of the longitudinal beam close to the rear end.
The further improvement lies in that: fixing seats are arranged at the two ends and the middle part of the longitudinal beam, and screw holes are formed in the fixing seats; at least one reinforcing beam is arranged between the two longitudinal beams.
The invention also provides a railway vehicle, and at least one power system device is arranged on the frame of the railway vehicle.
The invention has the beneficial effects that:
1. the invention is convenient for the integral hoisting and installation of the power system device, and improves the safety;
2. the invention adopts the modular design, greatly improves the production efficiency and lightens the workload of personnel;
3. the power system device disclosed by the invention adopts a six-point supporting and fixing mode, so that a stress structure is optimized, and the stability of the device is improved.
4. The power unit of the invention adopts a five-point supporting mode, so that the weight of the power unit is reasonably distributed, and the stability of the power unit is improved. Compare three point supports, reduced the amplitude of power pack by a wide margin, can effectively promote the life of power pack.
Drawings
FIG. 1 is a schematic structural diagram of a power system apparatus according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic structural view of a common support in an embodiment of the present invention;
FIG. 4 is a schematic structural view of a shock absorbing device according to an embodiment of the present invention;
FIG. 5 is a schematic view of the connection of the common bracket to the frame according to the embodiment of the present invention;
FIG. 6 is a schematic view of the connection between the power system apparatus and the frame according to the embodiment of the present invention.
Reference numerals:
1-a longitudinal beam; 11-a cross beam; 12-a reinforcement beam; 13-a fixed seat; 14-screw holes;
2-a first mounting bracket; 21-a first connection hole;
3-a second mounting bracket; 31-a second connection hole;
4-a damping device; 41-fastening bolts; 42-a lower gasket; 43-lower flat pad; 44-an expansion part; 45-a rubber body; 46-upper flat pad; 47-an upper gasket; 48-a locking nut;
5-an engine; 51-a first mount; 52-third mount; 53-flywheel; 54-flywheel housing;
6-a main generator; 61-a second mount;
7-an elastic coupling; 71-elastic coupling cover; 72-elastic connection disc;
8-vehicle frame.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a number" or "a number" means two or more unless explicitly specified otherwise.
The technical scheme and the beneficial effects of the invention are clearer and clearer by further describing the specific embodiment of the invention with the accompanying drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the invention, but are not to be construed as limiting the invention.
Referring to fig. 1, an embodiment of the present invention provides a power system apparatus, including a common bracket and a power unit mounted on the common bracket, wherein a first mounting seat 51 is provided at an end of the power unit, and second mounting seats 61 are respectively provided at two sides of the power unit;
referring to fig. 3, the common bracket is formed by assembling two cross beams 11 and two longitudinal beams 1, and a first mounting bracket 2 for connecting with a first mounting seat 51 is arranged on one of the cross beams 11; a second mounting bracket 3 used for being connected with a second mounting seat 61 is arranged on the longitudinal beam 1; the first mounting bracket 2 and the second mounting bracket 3 are both provided with a damping device 4; specifically, the first mounting bracket 2 is provided with at least one first coupling hole 21, and the second mounting bracket 3 is provided with at least one second coupling hole 31. In this embodiment, the first mounting bracket 2 is provided with two first coupling holes 21, and the second mounting bracket 3 is provided with one second coupling hole 31. A first mounting seat 51 is arranged at the front end of the engine 5, and third mounting seats 52 are respectively arranged at the positions, close to the rear end, of two sides of the engine 5; the positions of two sides of the main generator 6 close to the middle part are respectively provided with a second mounting seat 61; a first mounting bracket 2 connected with a first mounting seat 51 is arranged on the cross beam 11 at the front end; a second mounting bracket 3 used for being connected with a third mounting seat 52 is arranged at the position, close to the middle part, of the longitudinal beam 1; a second mounting bracket 3 for connecting with the second mounting seat 61 is arranged at the position of the longitudinal beam 1 close to the rear end.
The longitudinal beam 1 is connected to the frame 8 of the rail vehicle via several fastening brackets 13. In the embodiment, six fixed seats 13 are arranged, the fixed seats 13 are arranged at both ends and the middle part of the longitudinal beam 1, screw holes 14 are formed in the fixed seats 13, and the common bracket can be fixedly arranged on the frame 8 through matching screws with the screw holes; at least one reinforcing beam 12 is arranged between the two longitudinal beams 1, so that the overall strength of the public support is improved.
Referring to fig. 4, the damper 4 includes a rubber body 45 and a fastening bolt 41; the rubber body 45 is arranged in the first connecting hole 21 or the second connecting hole 31, and two ends of the rubber body 45 respectively extend out of the holes to form expansion parts 44; the upper end of the rubber body 45 is provided with an upper flat pad 46, and the lower end of the rubber body 45 is provided with a lower flat pad 43; the screw of the fastening bolt 41 sequentially passes through the lower flat pad 43, the rubber body 45 and the upper flat pad 46 and then is locked by the locking nut 48. Specifically, the fastening bolt 41 is provided with an upper washer 47 at a position close to the lock nut 48, and the fastening bolt 41 is provided with a lower washer 42 at a position close to the nut. The damping device 4 can effectively reduce the vibration generated when the power unit works and the impact force generated when the power system device receives the impact.
Referring to fig. 1 and 2, the power unit includes an engine 5 and a main generator 6 connected in front and rear, and an elastic connection device is provided between the engine 5 and the main generator 6. The output shaft of the engine 5 is provided with a flywheel 53, and the rear end of the engine 5 is provided with a flywheel shell 54 which covers the outer side of the flywheel 53; the elastic connecting device comprises an elastic coupling 7 and an elastic coupling cover 71 covering the outer side of the elastic coupling 7; one end of the elastic coupling 7 is connected with an input shaft of the main generator 6, and the other end of the elastic coupling 7 is connected with the flywheel 53; one end of the elastic coupling cover 71 is connected to the main generator 6, and one end of the elastic coupling cover 71 is connected to the flywheel cover. Specifically, an elastic coupling plate 72 is provided between the flywheel 53 and the elastic coupling 7.
Referring to fig. 5 and 6, the embodiment of the invention further provides a rail vehicle, and at least one power system device as described above is arranged on the frame 8 of the rail vehicle. The number of power system devices can be set according to the specific working scene.
In the description of the specification, reference to the description of "one embodiment", "preferably", "an example", "a specific example" or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and modifications and substitutions based on the known technology in the field are within the scope of the present invention, which should be limited by the claims.
Claims (10)
1. A power system device comprises a public bracket and a power unit installed on the public bracket, and is characterized in that: a first mounting seat (51) is arranged at the end part of the power unit, and second mounting seats (61) are respectively arranged at two sides of the power unit;
the common support is formed by assembling two cross beams (11) and two longitudinal beams (1), and a first mounting support (2) used for being connected with a first mounting seat (51) is arranged on one cross beam (11); a second mounting bracket (3) connected with a second mounting seat (61) is arranged on the longitudinal beam (1); the first mounting bracket (2) and the second mounting bracket (3) are both provided with a damping device (4);
the longitudinal beam (1) is connected with a frame (8) of the rail vehicle through a plurality of fixing seats (13).
2. The power-system apparatus of claim 1, wherein: the first mounting bracket (2) is provided with at least one first connecting hole (21), and the second mounting bracket (3) is provided with at least one second connecting hole (31).
3. The power-system apparatus of claim 2, wherein: the damping device (4) comprises a rubber body (45) and a fastening bolt (41); the rubber body (45) is arranged in the first connecting hole (21) or the second connecting hole (31), and two ends of the rubber body (45) respectively extend out of the holes to form expansion parts (44); an upper flat pad (46) is arranged at the upper end of the rubber body (45), and a lower flat pad (43) is arranged at the lower end of the rubber body (45); and a screw of the fastening bolt (41) sequentially penetrates through the lower flat pad (43), the rubber body (45) and the upper flat pad (46) and then is locked by a locking nut (48).
4. The power-system apparatus of claim 3, wherein: an upper washer (47) is arranged at the position, close to the lock nut (48), of the fastening bolt (41), and a lower washer (42) is arranged at the position, close to the nut, of the fastening bolt (41).
5. The power-system apparatus of claim 1, wherein: the power unit comprises an engine (5) and a main generator (6) which are connected in a front-back mode, and an elastic connecting device is arranged between the engine (5) and the main generator (6).
6. The power-system apparatus of claim 5, wherein: a flywheel (53) is mounted on an output shaft of the engine (5), and a flywheel shell (54) which covers the outer side of the flywheel (53) is arranged at the rear end of the engine (5); the elastic connecting device comprises an elastic coupling (7) and an elastic coupling cover (71) which covers the outer side of the elastic coupling (7); one end of the elastic coupling (7) is connected with an input shaft of the main generator (6), and the other end of the elastic coupling (7) is connected with the flywheel (53); one end of the elastic coupling cover (71) is connected with the main generator (6), and one end of the elastic coupling cover (71) is connected with the flywheel cover.
7. The power-system apparatus of claim 6, wherein: an elastic connecting disc (72) is arranged between the flywheel (53) and the elastic coupling (7).
8. The power-system apparatus of claim 5, wherein: a first mounting seat (51) is arranged at the front end of the engine (5), and third mounting seats (52) are respectively arranged at the positions, close to the rear end, of the two sides of the engine (5); second mounting seats (61) are respectively arranged at the positions, close to the middle part, of the two sides of the main generator (6); a first mounting bracket (2) connected with a first mounting seat (51) is arranged on the cross beam (11) positioned at the front end; a second mounting bracket (3) used for being connected with a third mounting seat (52) is arranged at the position, close to the middle part, of the longitudinal beam (1); and a second mounting bracket (3) connected with a second mounting seat (61) is arranged at the position, close to the rear end, of the longitudinal beam (1).
9. The power-system apparatus of claim 1, wherein: fixing seats (13) are arranged at the two ends and the middle part of the longitudinal beam (1), and screw holes (14) are formed in the fixing seats (13); at least one reinforcing beam (12) is arranged between the two longitudinal beams (1).
10. A rail vehicle, characterized in that: at least one drive train arrangement according to claim 1 is arranged on the frame (8) of the rail vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010393851.2A CN111452809B (en) | 2020-05-11 | 2020-05-11 | Power system device and rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010393851.2A CN111452809B (en) | 2020-05-11 | 2020-05-11 | Power system device and rail vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111452809A true CN111452809A (en) | 2020-07-28 |
| CN111452809B CN111452809B (en) | 2024-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010393851.2A Active CN111452809B (en) | 2020-05-11 | 2020-05-11 | Power system device and rail vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN111452809B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201971010U (en) * | 2011-03-04 | 2011-09-14 | 山西华鑫电气有限公司 | Explosion-proof storage battery gearless permanent-magnet synchronous traction electric locomotive |
| CN102785671A (en) * | 2011-05-20 | 2012-11-21 | 中国南车集团襄樊牵引电机有限公司 | Traction motor full-suspension device of rail vehicle |
| CN103062323A (en) * | 2012-12-13 | 2013-04-24 | 中国北车集团大连机车车辆有限公司 | Adjusting method for reducing vibration of locomotive cab |
| CN104802808A (en) * | 2015-05-25 | 2015-07-29 | 南车戚墅堰机车有限公司 | Bolted-connection type internal combustion locomotive damping and cooling chamber structure |
| CN204641742U (en) * | 2015-05-25 | 2015-09-16 | 南车戚墅堰机车有限公司 | Bolt connecting type diesel locomotive vibration damping cooling room structure |
| CN212172206U (en) * | 2020-05-11 | 2020-12-18 | 金鹰重型工程机械有限公司 | Power system device and rail vehicle |
-
2020
- 2020-05-11 CN CN202010393851.2A patent/CN111452809B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201971010U (en) * | 2011-03-04 | 2011-09-14 | 山西华鑫电气有限公司 | Explosion-proof storage battery gearless permanent-magnet synchronous traction electric locomotive |
| CN102785671A (en) * | 2011-05-20 | 2012-11-21 | 中国南车集团襄樊牵引电机有限公司 | Traction motor full-suspension device of rail vehicle |
| CN103062323A (en) * | 2012-12-13 | 2013-04-24 | 中国北车集团大连机车车辆有限公司 | Adjusting method for reducing vibration of locomotive cab |
| CN104802808A (en) * | 2015-05-25 | 2015-07-29 | 南车戚墅堰机车有限公司 | Bolted-connection type internal combustion locomotive damping and cooling chamber structure |
| CN204641742U (en) * | 2015-05-25 | 2015-09-16 | 南车戚墅堰机车有限公司 | Bolt connecting type diesel locomotive vibration damping cooling room structure |
| CN212172206U (en) * | 2020-05-11 | 2020-12-18 | 金鹰重型工程机械有限公司 | Power system device and rail vehicle |
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| Publication number | Publication date |
|---|---|
| CN111452809B (en) | 2024-06-25 |
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Address after: 441001 No.1, Xinming Road, high tech Zone, Xiangyang City, Hubei Province Applicant after: Jinying Heavy Construction Machinery Co.,Ltd. Address before: 441001 No.6 Xinhua Road, Fancheng District, Xiangyang City, Hubei Province Applicant before: GEMAC ENGINEERING MACHINERY Co.,Ltd. |
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