CN202686363U - Bi-power transmission system of rail transit vehicle - Google Patents
Bi-power transmission system of rail transit vehicle Download PDFInfo
- Publication number
- CN202686363U CN202686363U CN 201220339025 CN201220339025U CN202686363U CN 202686363 U CN202686363 U CN 202686363U CN 201220339025 CN201220339025 CN 201220339025 CN 201220339025 U CN201220339025 U CN 201220339025U CN 202686363 U CN202686363 U CN 202686363U
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- gear box
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- transmission shaft
- axle gear
- axle
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Abstract
The utility model provides a bi-power transmission system of a rail transit vehicle. The bi-power transmission system comprises a walking part, a power unit for driving the walking part and a preposed walking unit, wherein the walking part comprises a first axle gear box, a second axle gear box, an axle and a wheel set, wherein the rear end of the power unit is connected with the first axle gear box through a transmission shaft; the first axle gear box is connected with the second axle gear box through a transmission shaft; and the second axle gear box is connected with the preposed walking unit through a transmission shaft. By adopting the bi-power transmission system, flexible interchange between low-speed walking for hydraulic transmission and high-speed operation of vehicles is realized, so that special walking requirements of the part of rail transit vehicles are met.
Description
Technical field
The utility model relates to a kind of power drive system of rail traffic vehicles, is specifically related to a kind of double dynamical driving system of rail traffic vehicles.
Background technology
At present, domestic large track traffic often adopted hydrostatic drive when realizing low speed traveling control, often adopt electric transmission or hydraulic transmission during high-speed cruising.When requiring a certain vehicle to have simultaneously low speed and high speed traveling operating mode, often realize by full hydraulic drive or by the controlled reset of electric transmission, hydraulic transmission.But be difficult to guarantee the safety of vehicle when the high-speed cruising by full hydraulic drive, when the controlled reset by electric transmission, hydraulic transmission drives, be difficult to guarantee the precision of low speed traveling, be easy to occur to slip the phenomenon of car when especially greatly enhancing operation on the down ramp, affect job safety.
Summary of the invention
The purpose of this utility model is to provide a kind of rail traffic vehicles double dynamical driving system, hydraulicdriven low speed traveling advantage is combined with the advantage of fax or hydraulic transmission high-speed cruising realizing, thereby to satisfy the specific (special) requirements of some rail traffic vehicles.
The technical solution of the utility model comprises: the power unit, the preposition traveling unit that comprise traveling section, driving traveling section; Described traveling section comprises that the first axle gear box, the second axle gear box, axletree, wheel are right; The power unit rear end links to each other with the first axle gear box through transmission shaft, and the first axle gear box links to each other with the second axle gear box through transmission shaft; The second axle gear box links to each other with preposition traveling unit by transmission shaft.
Described the first axle gear box, the second axle gear box through axletree and wheel to being in transmission connection.
Described power unit comprises driving engine, the hydraulic transmission gear box that links to each other with driving engine; The hydrostatic drive case links to each other with the first axle gear box through transmission shaft.
Described power unit comprises driving engine, the mechanical gear box that links to each other with driving engine; Mechanical gear box links to each other with the first axle gear box through transmission shaft.
Described power unit comprises driving engine, coupler, pulling electric generator, running motor; Driving engine is in transmission connection through coupler, transmission shaft and pulling electric generator; Link to each other with the first axle gear box through transmission shaft with the running motor that pulling electric generator is in transmission connection.
Between described pulling electric generator, the running motor by hand over-straight or hand over-straight-friendship form realizes being in transmission connection.
Described preposition traveling unit comprises low speed traveling motor, the motor gear case that links to each other with low speed traveling motor; The motor gear case links to each other with the second axle gear box through transmission shaft.
Described low speed traveling motor links to each other with the motor gear case through transmission shaft.
Described preposition traveling unit comprises hydraulic oil pump, the axle sleeve that links to each other with hydraulic oil pump; Axle sleeve links to each other with the second axle gear box through transmission shaft.
Described hydraulic oil pump links to each other with axle sleeve through transmission shaft.
Power unit, driving system, preposition traveling unit, driving system combines with travelled by vehicle section.Two ends are equipped with power intake, and the dynamic unit of a termination, the other end are connected to preposition traveling unit.Power drive system is change into higher gear when high-speed cruising, and traveling section is driven by power unit, and preposition traveling unit is in the state of unsnaping; Change into lower gear when permanent low cruise, traveling section is by preposition traveling unit drives, and hydrodynamic tank is in the state of unsnaping.
The utility model has been realized the flexible exchange with hydraulicdriven low speed traveling and vehicle high-speed operation, thereby satisfies the special traveling requirement of some rail traffic vehicles.
The utility model can appropriately adjust, and is used for rail traffic vehicles not too high to low speed traveling accuracy requirement or that require without the low speed traveling, can be by this driving system from the second gear case mouth power taking.Namely when guideway vehicle drives traveling by hydrodynamic tank, hang and close gear case driving oil pump or electrical generator realization power stage.Replaced by axle sleeve and oil pump in the said preposition traveling unit, preposition unit out of shape absorption portion kinetic transformation is hydraulic energy under this mode of operation, can be used as the positive lubrication of axle gear box.
Description of drawings
The embodiment that provides below in conjunction with accompanying drawing is described in further detail the utility model.
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of the utility model embodiment 2.
Fig. 3 is the structural representation of the utility model embodiment 3.
Among the figure, 1, driving engine, 2, hydraulic transmission box, the 3, first axle gear box, the 4, second axle gear box, 5, the motor gear case, 6, low speed traveling motor, 7, running motor, 8, pulling electric generator, 9, high elastic coupling, 10, oil pump, 11, axle sleeve.
The specific embodiment
Among Fig. 1, power unit is comprised of driving engine 1 and hydraulic transmission box 2, is connected with the first axle gear box 3 by transmission shaft; Preposition traveling unit is comprised of low speed traveling motor 6 and motor gear case 5, links to each other with the second axle gear box 4 by transmission shaft; Link to each other by transmission shaft between the axle gear box.During the high speed traveling, power unit drives the first axle gear box 3 by transmission shaft, and low speed traveling this moment motor 6 is unsnaped; During the low speed traveling, preposition traveling unit drives the second axle gear box 4 by transmission shaft, and hydraulic transmission box 2 is in the state of unsnaping.Low speed traveling motor 6 and traveling section can be arranged in the both sides of cog wheel of the oil pump case 5.
Among Fig. 2, driving engine 1 drives pulling electric generator 8 by high elastic coupling 9 and transmission shaft, and running motor 7 links to each other with the first axle gear box 3 by transmission shaft.The first axle gear box 3 links to each other with the second axle gear box 4 by transmission shaft.The second axle gear box 4 links to each other with cog wheel of the oil pump case 5 by transmission shaft.Low speed traveling motor 6 and traveling section can be arranged in the both sides of cog wheel of the oil pump case 5.
Among Fig. 3, power unit is comprised of driving engine 1 and hydraulic transmission box 2.Hydraulic transmission box 2 is connected with the first axle gear box 3 by transmission shaft.The first axle gear box 3 links to each other by transmission shaft with the second axle gear box 4.Power unit drives traveling section and drives oil pump 10 by transmission shaft and axle sleeve 11 again, thereby realizes that driving engine 1 part kinetic transformation is hydraulic energy, and this hydraulic energy can be used as the positive lubrication of axle gear box.
Claims (10)
1. the double dynamical driving system of rail traffic vehicles is characterized in that: the power unit, the preposition traveling unit that comprise traveling section, driving traveling section; Described traveling section comprises that the first axle gear box (3), the second axle gear box (4), axletree, wheel are right; The power unit rear end links to each other with the first axle gear box (3) through transmission shaft, and the first axle gear box (3) links to each other with the second axle gear box (4) through transmission shaft; The second axle gear box (4) links to each other with preposition traveling unit by transmission shaft.
2. the double dynamical driving system of rail traffic vehicles according to claim 1 is characterized in that: described the first axle gear box (3), the second axle gear box (4) through axletree and wheel to being in transmission connection.
3. the double dynamical driving system of rail traffic vehicles according to claim 1, it is characterized in that: described power unit comprises driving engine (1), the hydraulic transmission gear box (2) that links to each other with driving engine (1); Hydrostatic drive case (2) links to each other with the first axle gear box (3) through transmission shaft.
4. the double dynamical driving system of rail traffic vehicles according to claim 1, it is characterized in that: described power unit comprises driving engine (1), the mechanical gear box that links to each other with driving engine (1); Mechanical gear box links to each other with the first axle gear box (3) through transmission shaft.
5. the double dynamical driving system of rail traffic vehicles according to claim 1, it is characterized in that: described power unit comprises driving engine (1), coupler (9), pulling electric generator (8), running motor (7); Driving engine (1) is in transmission connection through coupler (9), transmission shaft and pulling electric generator (8); Link to each other with the first axle gear box (3) through transmission shaft with the running motor (7) that pulling electric generator (8) is in transmission connection.
6. the double dynamical driving system of rail traffic vehicles according to claim 5 is characterized in that: between described pulling electric generator (8), the running motor (7) by hand over-straight or hand over-straight-friendship form realizes being in transmission connection.
7. the double dynamical driving system of rail traffic vehicles according to claim 1, it is characterized in that: described preposition traveling unit comprises low speed traveling motor (6), the motor gear case (5) that links to each other with low speed traveling motor (6); Motor gear case (5) links to each other with the second axle gear box (4) through transmission shaft.
8. the double dynamical driving system of rail traffic vehicles according to claim 7, it is characterized in that: described low speed traveling motor (6) links to each other with motor gear case (5) through transmission shaft.
9. the double dynamical driving system of rail traffic vehicles according to claim 1, it is characterized in that: described preposition traveling unit comprises hydraulic oil pump (10), the axle sleeve (11) that links to each other with hydraulic oil pump (10); Axle sleeve (11) links to each other with the second axle gear box (4) through transmission shaft.
10. the double dynamical driving system of rail traffic vehicles according to claim 9, it is characterized in that: described hydraulic oil pump (10) links to each other with axle sleeve (11) through transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339025 CN202686363U (en) | 2012-07-13 | 2012-07-13 | Bi-power transmission system of rail transit vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339025 CN202686363U (en) | 2012-07-13 | 2012-07-13 | Bi-power transmission system of rail transit vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202686363U true CN202686363U (en) | 2013-01-23 |
Family
ID=47542021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220339025 Expired - Lifetime CN202686363U (en) | 2012-07-13 | 2012-07-13 | Bi-power transmission system of rail transit vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202686363U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103213585A (en) * | 2012-07-13 | 2013-07-24 | 金鹰重型工程机械有限公司 | Double-dynamical transmission system of rail vehicle |
| CN104773181A (en) * | 2014-12-01 | 2015-07-15 | 金鹰重型工程机械有限公司 | Hydraulic transmission hoisting track car |
-
2012
- 2012-07-13 CN CN 201220339025 patent/CN202686363U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103213585A (en) * | 2012-07-13 | 2013-07-24 | 金鹰重型工程机械有限公司 | Double-dynamical transmission system of rail vehicle |
| CN104773181A (en) * | 2014-12-01 | 2015-07-15 | 金鹰重型工程机械有限公司 | Hydraulic transmission hoisting track car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.1 Xinming Road, high tech Zone, Xiangyang City, Hubei Province Patentee after: Jinying Heavy Construction Machinery Co.,Ltd. Address before: 441001 No. 19 Dongxu East Road, Hubei, Xiangfan Patentee before: GEMAC ENGINEERING MACHINERY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |