CN113911145A - Split type internal combustion liquid transmission power pack for motor train unit - Google Patents
Split type internal combustion liquid transmission power pack for motor train unit Download PDFInfo
- Publication number
- CN113911145A CN113911145A CN202111340997.1A CN202111340997A CN113911145A CN 113911145 A CN113911145 A CN 113911145A CN 202111340997 A CN202111340997 A CN 202111340997A CN 113911145 A CN113911145 A CN 113911145A
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- China
- Prior art keywords
- hydraulic
- longitudinal beam
- diesel engine
- cooling
- shock absorber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/08—Transmission systems in or for locomotives or motor railcars with IC reciprocating piston engines
- B61C9/14—Transmission systems in or for locomotives or motor railcars with IC reciprocating piston engines hydraulic, including combinations with mechanical gearing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C5/00—Locomotives or motor railcars with IC engines or gas turbines
Abstract
The invention discloses a split type internal combustion liquid transmission power pack for a motor train unit, which comprises a power transmission unit, a cooling and heat dissipation unit and an oil-water pipeline for connecting the power transmission unit and the cooling and heat dissipation unit; the free end of the diesel engine drives an auxiliary generator hydraulic pump and a cooling hydraulic pump, and the generator hydraulic pump drives an auxiliary generator; the first cross beam of installation frame includes the convex part, and the second cross beam includes the concave part down, and first longeron and second longeron are located between convex part and the concave part down, and the diesel engine is installed on first longeron and second longeron, and hydraulic transmission case installs in the convex part below of going up. According to the split type internal combustion hydraulic transmission power pack for the motor train unit, the diesel engine and the hydraulic transmission case are arranged on the same frame, the arrangement is compact and reasonable, the installation space is saved, and the weight of the whole motor train unit is reduced. The hydraulic drive auxiliary power generation system is added, and the auxiliary power utilization requirement of the whole vehicle can be met.
Description
Technical Field
The invention relates to the technical field of internal combustion motor train units, in particular to a split type internal combustion hydraulic transmission power pack for a motor train unit.
Background
The hydraulic transmission has the characteristics of simple structure, stability, reliability, high efficiency, low use and maintenance cost and the like, is widely applied to the field of international internal combustion motor trains, and is characterized in that a high-power hydraulic transmission box for a high-speed motor train unit and a horizontal diesel engine are integrated into a whole, a power transmission unit is hung on the lower part of the floor surface of a train body, a cooling and heat dissipation unit is independently integrated and installed on the roof, the arrangement mode is more reasonable, the installation space and the weight of the whole train are greatly saved, and the manufacturing cost and the later operation and maintenance cost of the whole train are reduced.
In the prior art, the hydraulic transmission case and the diesel engine are respectively installed, so that the integration level is low, the occupied space is large, and the effective utilization of the space and the reduction of the weight of the whole vehicle are not facilitated.
Disclosure of Invention
The invention provides a split type internal combustion liquid transmission power pack for a motor train unit, and aims to overcome the technical problem.
A split type internal combustion liquid transmission power pack for a motor train unit comprises a power transmission unit, a cooling and heat dissipation unit and an oil-water pipeline for connecting the power transmission unit and the cooling and heat dissipation unit;
the power transmission unit comprises a diesel engine, a hydraulic transmission case, an auxiliary generator hydraulic pump, a cooling hydraulic pump, a mounting frame and a suspension system;
the flywheel end of the diesel engine is connected with the hydraulic transmission box through an elastic coupling, the free end of the diesel engine drives the auxiliary generator hydraulic pump and the cooling hydraulic pump, and the generator hydraulic pump drives the auxiliary generator;
the mounting frame includes first crossbeam, second crossbeam, first longeron and second longeron, first crossbeam includes the convex part, the second crossbeam includes the concave part down, first longeron and second longeron are located go up between convex part and the concave part, the diesel engine is installed on first longeron and the second longeron, hydraulic transmission case installs go up the convex part below.
Further, the first longitudinal beam and the second longitudinal beam respectively comprise a first longitudinal portion, a connecting portion and a second longitudinal portion, the first longitudinal portion is fixedly connected with the upper convex portion, the second longitudinal portion is fixedly connected with the lower concave portion, and the connecting portion is inclined from top to bottom and is connected with the first longitudinal portion and the second longitudinal portion.
Further, first crossbeam and second crossbeam are plate welding case type roof beam, first longeron and second longeron are the pipe beam, suspension includes first bumper shock absorber and second bumper shock absorber, the diesel engine passes through first bumper shock absorber is installed on the vertical portion of second, hydraulic transmission case passes through the second bumper shock absorber is installed go up the convex part below, first bumper shock absorber is cylinder type rubber shock absorber, the second bumper shock absorber is toper rubber shock absorber.
Furthermore, the mounting frame further comprises a third longitudinal beam and a fourth longitudinal beam which are arranged between the first cross beam and the second cross beam, and the third longitudinal beam and the fourth longitudinal beam are respectively arranged on two sides of the first longitudinal beam and the second longitudinal beam; and a fifth longitudinal beam and a sixth longitudinal beam are arranged on the second cross beam, one ends of the fifth longitudinal beam and the sixth longitudinal beam are fixedly connected to the lower concave part, and the other ends of the fifth longitudinal beam and the sixth longitudinal beam extend to one side far away from the first cross beam.
Furthermore, the auxiliary generators are arranged on the fifth longitudinal beam and the sixth longitudinal beam, and the auxiliary generators are also provided with an exhaust silencer, a hydraulic oil heat exchanger of a water-air intercooler, a high-temperature water temperature control valve, a low-temperature water temperature control valve and a hydraulic oil tank, air inlet filters are fixed on the third longitudinal beam and the fourth longitudinal beam, a fuel filter is installed on the fourth longitudinal beam, and an electric cabinet and a transmission oil heat exchanger are respectively installed below two ends of the first cross beam;
the mounting frame is hung below the floor of the motor train unit through the V-shaped rubber shock absorbers.
Further, the cooling and heat dissipating unit comprises a hydraulic motor, a fan, a low-temperature radiator and a high-temperature radiator, the cooling hydraulic pump drives the hydraulic motor, the hydraulic motor drives the fan, and the fan is used for cooling the low-temperature radiator and the high-temperature radiator;
high-temperature water in the high-temperature radiator is used for cooling transmission oil in the diesel engine and the transmission oil heat exchanger, and low-temperature water in the low-temperature radiator is used for sequentially cooling the pressurized air of the diesel engine, and cooling hydraulic oil in the auxiliary generator and the hydraulic oil heat exchanger.
According to the split type internal combustion hydraulic transmission power pack for the motor train unit, the diesel engine and the hydraulic transmission case are arranged on the same frame, the arrangement is compact and reasonable, the installation space is saved, and the weight of the whole motor train unit is reduced. The hydraulic drive auxiliary power generation system is added, and the auxiliary power utilization requirement of the whole vehicle can be met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of an installation of a split type internal combustion hydraulic transmission power pack for a motor train unit, which is disclosed by an embodiment of the invention;
FIG. 2 is a schematic top view of a split type internal combustion hydraulic transmission power pack for a motor train unit according to an embodiment of the invention;
FIG. 3 is a working principle diagram of a split type internal combustion liquid transmission power pack for a motor train unit, which is disclosed by the embodiment of the invention;
FIG. 4 is a schematic view of a mounting frame structure disclosed in an embodiment of the present invention;
FIG. 5 is a schematic front view of a split type internal combustion hydraulic transmission power pack for a motor train unit, which is disclosed by the embodiment of the invention;
FIG. 6 is a schematic side view of a split type internal combustion hydraulic power transmission pack for a motor train unit according to an embodiment of the invention.
The reference numbers illustrate:
1. a power transmission unit; 1-01, diesel engine; 1-02, a first elastic coupling; 1-03, a hydraulic transmission case; 1-04 and a second elastic coupling; 1-05, auxiliary generator hydraulic pump; 1-06, cooling the hydraulic pump; 1-07, transmission oil heat exchanger; 1-08, a water air cooler; 1-09, an auxiliary generator; 1-10, hydraulic oil heat exchanger; 1-11, an exhaust silencer; 1-12, a high-temperature water temperature control valve; 1-13, a low-temperature water temperature control valve; 1-14, a hydraulic oil tank; 1-15, an air inlet filter; 1-16, a fuel filter; 1-17, an electric cabinet; 1-18, transmission oil heat exchanger; 1-301, a first beam; 1-302, a second beam; 1-303, a first stringer; 1-304, a second stringer; 1-305, a third stringer; 1-306, a fourth stringer; 1-307, a fifth stringer; 1-308, a sixth stringer; 1-311, a first longitudinal portion; 1-312, a connecting part; 1-313 a second longitudinal portion; 1-401, cylindrical rubber shock absorber; 1-402, conical rubber shock absorber; 1-403, V-shaped rubber shock absorber; 1-501, an upper convex part; 1-502, a lower concave part;
2. a cooling heat dissipation unit; 2-01, a hydraulic motor; 2-02, a fan; 2-03, a low-temperature radiator; 2-04, high-temperature radiator;
3. an oil-water pipeline;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-6, a split type internal combustion liquid transmission power pack for a motor train unit comprises a power transmission unit 1, a cooling and heat dissipation unit 2 and an oil-water pipeline 3 for connecting the power transmission unit 1 and the cooling and heat dissipation unit 2;
the power transmission unit 1 is hung below the floor surface of the motor train unit through a suspension system V-shaped rubber shock absorber 1-403, and comprises a diesel engine 1-01, a diesel engine auxiliary system, a hydraulic transmission case 1-02, an auxiliary generator 1-09, an auxiliary generator hydraulic pump 1-05, a cooling hydraulic pump 1-06, an installation frame and a suspension system, and further comprises an electric control system, wherein electric elements are arranged in an electric control case 1-17;
the flywheel end of the diesel engine 1-01 is connected with the hydraulic transmission case 1-03 through an elastic coupling I1-02 to transmit torque, and the flywheel end of the diesel engine 1-01 is rigidly connected with the hydraulic transmission case 1-03 into a whole through a connecting flange; the hydraulic transmission case 1-03 comprises 4 hydraulic elements including 1 hydraulic torque converter, 2 couplers and 1 hydraulic brake, the free end of the diesel engine 1-01 drives the auxiliary generator hydraulic pump 1-05 and the cooling hydraulic pump 1-06 through an elastic coupling II 1-04, and the auxiliary generator hydraulic pump 1-06 drives the auxiliary generator 1-09 through a hydraulic motor 2-01 and a control valve block; the auxiliary generator 1-09 is arranged on the frame through a suspension system elastic rubber damper, and the hydraulic motor 2-01 is connected with the auxiliary generator 1-09 through an elastic coupling to transmit torque.
The mounting frame comprises a first cross beam 1-301, a second cross beam 1-302, a first longitudinal beam 1-303 and a second longitudinal beam 1-304, the first cross beam 1-303 comprises an upper convex part 1-501, the second cross beam 1-304 comprises a lower concave part 1-502, the first longitudinal beam 1-303 and the second longitudinal beam 1-304 are arranged between the upper convex part and the lower concave part, the diesel engine is installed on the first longitudinal beam 1-303 and the second longitudinal beam 1-304, and the hydraulic transmission case 1-03 is installed below the upper convex part.
The power pack also comprises a diesel engine auxiliary system which comprises an air inlet system, an exhaust system, a fuel oil system, an engine oil system, an intercooling system, a transmission oil system, a high-temperature water system and a low-temperature water system.
The cooling and heat dissipation unit 2 is installed on the roof of the motor train unit through an elastic rubber shock absorber, the hydraulic motor 2-01 drives the fan 2-02 to cool high-temperature water and low-temperature water, then the high-temperature water cools a diesel engine cylinder sleeve and transmission oil, the low-temperature water cools pressurized air, hydraulic oil and the auxiliary generator 1-09, wherein the transmission oil and the hydraulic oil respectively complete heat exchange through the transmission oil heat exchanger 1-18 and the hydraulic oil heat exchanger 1-10, the hydraulic oil is stored in the hydraulic oil tank 1-14, and the pressurized air completes heat exchange through the water-air intercooler 1-08.
According to the split type internal combustion hydraulic transmission power pack for the motor train unit, the diesel engine and the hydraulic transmission case are arranged on the same frame, the arrangement is compact and reasonable, the installation space is saved, and the weight of the whole motor train unit is reduced. The hydraulic drive auxiliary power generation system is added, and the auxiliary power utilization requirement of the whole vehicle can be met.
The first longitudinal beam 1-303 and the second longitudinal beam 1-304 respectively comprise a first longitudinal portion 1-311, a connecting portion 1-312 and a second longitudinal portion 1-313, the first longitudinal portion 1-311 is fixedly connected with the upper convex portion, the second longitudinal portion 1-313 is fixedly connected with the lower concave portion, and the connecting portion 1-312 inclines from top to bottom and from two sides to the middle and connects the first longitudinal portion 1-311 and the second longitudinal portion 1-312.
In the embodiment, the first longitudinal portion 1-311 and the second longitudinal portion 1-312 are parallel to the longitudinal beam, the connecting portion 1-312 forms a certain angle with the longitudinal portion, and the first longitudinal portion 1-311 and the second longitudinal portion 1-312 are arranged in a flat mode, so that the components are convenient to mount, and the weight bearing capacity is better. Go up convex part, lower concave part to and the connecting portion of both sides enclose into a frame, with diesel engine and hydraulic transmission case fixed mounting, sound construction to effectively utilized the space under the car.
The first cross beam and the second cross beam are both plate welding box type beams, two ends of each cross beam are connected with a V-shaped rubber shock absorber, the middle parts of the first cross beams 1-301 are downward concave to form lower concave parts 1-502, the middle parts of the second cross beams 1-302 are upward convex to form upper convex parts 1-501, the first cross beams are concave type beams and can effectively support the weight of a diesel engine and a hydraulic transmission box, a certain supporting effect can be achieved under the condition that a bolt fails, the second cross beams are convex type beams and can be connected with the hydraulic transmission box in a hanging installation mode, and limited space is utilized more flexibly. First longeron and second longeron are the pipe beam, suspension includes first bumper shock absorber and second bumper shock absorber, the diesel engine passes through first bumper shock absorber is installed on the vertical portion of second, hydraulic transmission case passes through the second bumper shock absorber is hung and is installed go up the convex part below, first bumper shock absorber is cylinder type rubber shock absorber, the second bumper shock absorber is toper rubber shock absorber.
The mounting frame further comprises third longitudinal beams 1-305 and fourth longitudinal beams 1-306 arranged between the first cross beam and the second cross beam, wherein the third longitudinal beams 1-305 and the fourth longitudinal beams 1-306 are respectively arranged on two sides of the first longitudinal beams 1-303 and the second longitudinal beams 1-304; and a fifth longitudinal beam 1-307 and a sixth longitudinal beam 1-308 are arranged on the second cross beam, one end of each of the fifth longitudinal beam 1-307 and the sixth longitudinal beam 1-308 is fixedly connected to the lower concave part, and the other end of each of the fifth longitudinal beam 1-307 and the sixth longitudinal beam 1-308 extends to one side far away from the first cross beam.
The auxiliary generator 1-09 is arranged on the fifth longitudinal beam 1-307 and the sixth longitudinal beam 1-308, the auxiliary generator is further provided with an exhaust silencer 1-11, a water air cooler 1-08, a hydraulic oil heat exchanger, a high-temperature water temperature control valve 1-12, a low-temperature water temperature control valve 1-13 and a hydraulic oil tank 1-14, the third longitudinal beam and the fourth longitudinal beam are respectively fixed with an air inlet filter 1-15, the fourth longitudinal beam is provided with a fuel filter 1-16, and an electric control box and a transmission oil heat exchanger are respectively arranged below two ends of the first cross beam;
the two ends of the first cross beam 1-301 and the second cross beam 1-302 are provided with V-shaped rubber shock absorbers 1-403, and the mounting frame is hung below the floor surface of the motor train unit through the V-shaped rubber shock absorbers 1-403.
The cooling and heat dissipating unit 2 comprises a hydraulic motor 2-01, a fan 2-02, a low-temperature radiator and a high-temperature radiator, the hydraulic motor 2-01 is driven by the cooling hydraulic pump 1-06, the fan 2-02 is driven by the hydraulic motor 2-01, and the fan 2-02 is used for cooling the low-temperature radiator 2-03 and the high-temperature radiator 2-04;
the high-temperature water in the high-temperature radiator 2-04 is used for cooling the transmission oil in the diesel engine and the transmission oil heat exchanger, and the low-temperature water in the low-temperature radiator 2-03 is used for sequentially cooling the pressurized air of the diesel engine, the cooling auxiliary generator 1-09 and the hydraulic oil in the hydraulic oil heat exchanger 1-10.
Specifically, a flywheel end of the diesel engine 1-01 drives a hydraulic transmission box through an elastic coupling, a free end drives an auxiliary generator hydraulic pump 1-05 and a cooling hydraulic pump 1-06 through the elastic coupling, the auxiliary generator hydraulic pump 1-05 drives an auxiliary generator 1-09 through hydraulic oil, and the cooling hydraulic pump 1-06 drives a cooling hydraulic motor 2-01.
A hydraulic motor 2-01 in a car roof cooling device drives a fan 2-02 to cool low-temperature water in a low-temperature radiator and high-temperature water in a high-temperature radiator, then the high-temperature water cools transmission oil in a diesel engine 1-01 and a transmission oil heat exchanger 1-07, the low-temperature water cools diesel pressurized air through a water-air cooler 1-08, then an auxiliary generator 1-09 is cooled, hydraulic oil is cooled through a hydraulic oil heat exchanger 1-10, and the cooled hydraulic oil is sucked into an auxiliary generator hydraulic pump 1-05 and a cooling hydraulic pump 1-06.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. A split type internal combustion liquid transmission power pack for a motor train unit comprises a power transmission unit, a cooling and heat dissipation unit and an oil-water pipeline for connecting the power transmission unit and the cooling and heat dissipation unit;
the power transmission unit comprises a diesel engine, a diesel engine auxiliary system, a hydraulic transmission case, an auxiliary generator hydraulic pump, a cooling hydraulic pump, a mounting frame and a suspension system;
the flywheel end of the diesel engine is connected with the hydraulic transmission box through a first elastic coupling to transmit torque, and the flywheel end of the diesel engine is rigidly connected with the hydraulic transmission box into a whole through a connecting flange; the free end of the diesel engine drives the auxiliary generator hydraulic pump and the cooling hydraulic pump through a second elastic coupling, and the auxiliary generator hydraulic pump drives the auxiliary generator;
the mounting frame includes first crossbeam, second crossbeam, first longeron and second longeron, first crossbeam includes the convex part, the second crossbeam includes the concave part down, first longeron and second longeron are located go up between convex part and the concave part, the diesel engine is installed on first longeron and the second longeron, hydraulic transmission case installs go up the convex part below.
2. The split type internal combustion hydraulic transmission power pack for the motor train unit according to claim 1, wherein each of the first longitudinal beam and the second longitudinal beam comprises a first longitudinal portion, a connecting portion and a second longitudinal portion, the first longitudinal portion is fixedly connected with the upper convex portion, the second longitudinal portion is fixedly connected with the lower concave portion, and the connecting portion is inclined from top to bottom and connects the first longitudinal portion and the second longitudinal portion.
3. The split type internal combustion hydraulic transmission power pack for the motor train unit according to claim 2, wherein the first cross beam and the second cross beam are both plate-welded box-shaped beams, the first longitudinal beam and the second longitudinal beam are both circular tube beams, the suspension system comprises a first-stage shock absorber and a second-stage shock absorber, the diesel engine and the hydraulic transmission box are mounted on the mounting frame through the first-stage shock absorber, and the mounting frame is hung below a train body through the second-stage shock absorber;
the first-stage shock absorber comprises a cylindrical rubber shock absorber and a conical rubber shock absorber, the cylindrical rubber shock absorber is arranged below the diesel engine and used for supporting the diesel engine, and the conical rubber shock absorber is arranged above the hydraulic transmission case and used for suspending the hydraulic transmission case;
the second-stage shock absorber is a V-shaped rubber shock absorber.
4. The split type internal combustion hydraulic transmission power pack for the motor train unit according to claim 1, wherein the mounting frame further comprises a third longitudinal beam and a fourth longitudinal beam which are arranged between the first cross beam and the second cross beam, and the third longitudinal beam and the fourth longitudinal beam are respectively arranged on two sides of the first longitudinal beam and the second longitudinal beam; and a fifth longitudinal beam and a sixth longitudinal beam are arranged on the second cross beam, one ends of the fifth longitudinal beam and the sixth longitudinal beam are fixedly connected to the lower concave part, and the other ends of the fifth longitudinal beam and the sixth longitudinal beam extend to one side far away from the first cross beam.
5. The split type internal combustion liquid transmission power pack for the motor train unit according to claim 4, wherein the auxiliary generators are arranged on the fifth longitudinal beam and the sixth longitudinal beam, and further provided with exhaust silencers, a hydraulic oil heat exchanger of a water-air intercooler, a high-temperature water temperature control valve, a low-temperature water temperature control valve and a hydraulic oil tank, the third longitudinal beam and the fourth longitudinal beam are both fixed with air inlet filters, the fourth longitudinal beam is provided with a fuel filter, and an electric cabinet and a transmission oil heat exchanger are respectively arranged below two ends of the first cross beam.
6. The split type internal combustion hydraulic transmission power pack for the motor train unit according to claim 1, wherein the cooling heat dissipation unit comprises a hydraulic motor, a fan, a low-temperature radiator and a high-temperature radiator, the cooling hydraulic pump drives the hydraulic motor, the hydraulic motor drives the fan, and the fan is used for cooling the low-temperature radiator and the high-temperature radiator;
high-temperature water in the high-temperature radiator is used for cooling transmission oil in the diesel engine and the transmission oil heat exchanger, and low-temperature water in the low-temperature radiator is used for sequentially cooling the pressurized air of the diesel engine, and cooling hydraulic oil in the auxiliary generator and the hydraulic oil heat exchanger.
7. The split type internal combustion hydraulic transmission power pack for the motor train unit according to claim 1, wherein the auxiliary generator hydraulic pump drives the auxiliary generator through a hydraulic motor, the auxiliary generator hydraulic pump is driven by the diesel engine, and the hydraulic motor is controlled to rotate at a constant speed through a hydraulic valve block; the hydraulic motor is connected with the auxiliary generator through an elastic coupling.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111340997.1A CN113911145A (en) | 2021-11-12 | 2021-11-12 | Split type internal combustion liquid transmission power pack for motor train unit |
| PCT/CN2022/120756 WO2023082863A1 (en) | 2021-11-12 | 2022-09-23 | Split-type internal combustion hydraulic transmission pack for motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111340997.1A CN113911145A (en) | 2021-11-12 | 2021-11-12 | Split type internal combustion liquid transmission power pack for motor train unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113911145A true CN113911145A (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111340997.1A Pending CN113911145A (en) | 2021-11-12 | 2021-11-12 | Split type internal combustion liquid transmission power pack for motor train unit |
Country Status (2)
| Country | Link |
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| CN (1) | CN113911145A (en) |
| WO (1) | WO2023082863A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023082863A1 (en) * | 2021-11-12 | 2023-05-19 | 中车大连机车研究所有限公司 | Split-type internal combustion hydraulic transmission pack for motor train unit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109080646B (en) * | 2018-07-27 | 2019-10-18 | 中车大连机车研究所有限公司 | A kind of shunter electric transmission power pouring-basket cooling system |
| CN109747664B (en) * | 2019-01-23 | 2021-05-11 | 中车大连机车研究所有限公司 | Split type hydraulic transmission power system for diesel multiple unit |
| CN111661077B (en) * | 2020-06-12 | 2022-09-23 | 中车大连机车研究所有限公司 | Internal combustion power pack mounting frame for motor train unit |
| CN113511224A (en) * | 2021-05-26 | 2021-10-19 | 宝鸡中车时代工程机械有限公司 | Internal combustion hydraulic transmission power pack for rail engineering vehicle |
| CN113799806A (en) * | 2021-11-01 | 2021-12-17 | 中车大连机车研究所有限公司 | Hydraulic transmission power pack mounting frame for internal combustion motor train unit |
| CN113911145A (en) * | 2021-11-12 | 2022-01-11 | 中车大连机车研究所有限公司 | Split type internal combustion liquid transmission power pack for motor train unit |
-
2021
- 2021-11-12 CN CN202111340997.1A patent/CN113911145A/en active Pending
-
2022
- 2022-09-23 WO PCT/CN2022/120756 patent/WO2023082863A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023082863A1 (en) * | 2021-11-12 | 2023-05-19 | 中车大连机车研究所有限公司 | Split-type internal combustion hydraulic transmission pack for motor train unit |
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| WO2023082863A1 (en) | 2023-05-19 |
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