CN202923639U - Traction converter and light rail vehicle - Google Patents
Traction converter and light rail vehicle Download PDFInfo
- Publication number
- CN202923639U CN202923639U CN 201220597173 CN201220597173U CN202923639U CN 202923639 U CN202923639 U CN 202923639U CN 201220597173 CN201220597173 CN 201220597173 CN 201220597173 U CN201220597173 U CN 201220597173U CN 202923639 U CN202923639 U CN 202923639U
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- power
- control module
- traction convertor
- rail vehicle
- light rail
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Abstract
The utility model provides a traction converter and a light rail vehicle. The traction converter is used for being arranged on the top of the light rail vehicle, and comprises a mounting box, a centrifugal fan and power and control modules, wherein the mounting box comprises a box cover and a box body; an air inlet and an opposite air outlet are formed in the box body; the centrifugal fan is fixed at the bottom of the box body; the centrifugal fan is provided with an exhaust outlet; two groups of power and control modules are arranged and are respectively fixed at two sides of the centrifugal fan; the air blown out of the centrifugal fan is discharged from the air outlet through the power and control modules. According to the technical scheme, the traction converter comprises the two power and control modules, and the output power can be higher than that of the conventional traction converter.
Description
Technical field
The utility model relates to mechanical technique, relates in particular to a kind of traction convertor and light rail vehicle.
Background technology
Traction convertor is the chief component of light rail vehicle, is used to the motor of light rail vehicle that variable-frequency variable-voltage power supply is provided.The traction convertor size is larger, generally is arranged on the below of light rail vehicle.
Traction convertor comprises install bin, is arranged on power and control module, Support Capacitor, control module and voltage sensor in the install bin casing.Power and control module comprise power model and control module.
There is following problem at least in prior art: because the light rail vehicle lower space is limited, the size of traction convertor also is restricted, therefore the power limited that traction convertor can provide is difficult to satisfy the delivery requirement of existing high-power light rail vehicle.
The utility model content
The utility model provides a kind of traction convertor and light rail vehicle, is used for optimizing the structure of existing traction convertor, to satisfy the delivery requirement of existing high-power light rail vehicle.
The utility model provides a kind of traction convertor, is used for being arranged on the light rail vehicle top, wherein, comprising:
Install bin has Box Cover and casing, the air outlet that offers air intake vent on described casing and be oppositely arranged;
Centrifugal blower is fixed on described bottom half, and described centrifugal blower has exhaust outlet;
Power and control module, quantity is two groups, is separately fixed at the both sides of described centrifugal blower;
Wherein, the wind that blows out of centrifugal blower through overpower and control module by being discharged by described air outlet.
Traction convertor as above, preferably, the quantity of described air outlet is two, is opened in respectively each described power and control module away from a side of described centrifugal blower.
Traction convertor as above preferably, also comprises:
Deflector shield, quantity is two, be separately positioned on the below of each described power and control module, each described deflector shield has the pair of angled face that is oppositely arranged, wherein, the surface that described deflector shield contacts with described power and control module is higher than exhaust outlet and the described air outlet of described centrifugal blower, and each described dip plane is lower than described surface.
Traction convertor as above, preferably, described Box Cover and described casing pivot joint.
The utility model also provides a kind of light rail vehicle, wherein: the arbitrary traction convertor that provides of the utility model is installed on the roof of described light rail vehicle.
In technique scheme, because traction convertor is arranged on the light rail vehicle top, the size of casing can increase, therefore two groups of even more groups of power and control modules that performance perameter is similar can be set in casing.The watt level that traction convertor can provide, proportional with power and control module quantity that traction convertor is included, power and control module increase, and the power that traction convertor can provide also increases.
Description of drawings
The traction convertor structural representation that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the front view of Fig. 1;
Fig. 4 is the birds-eye view of Fig. 1.
The specific embodiment
The traction convertor structural representation that Fig. 1 provides for the utility model embodiment, Fig. 2 are the A-A cutaway view of Fig. 1, and Fig. 3 is the front view of Fig. 1, and Fig. 4 is the birds-eye view of Fig. 1.
Referring to Fig. 1 and Fig. 2, the utility model embodiment provides a kind of traction convertor, is used for being arranged on the light rail vehicle top, wherein, comprises install bin 1, centrifugal blower 3 and power and control module 4.Install bin 1 has Box Cover 11 and casing 12, the air outlet 14 that offers air intake vent 13 and be oppositely arranged on described casing 12; Centrifugal blower 3 is fixed on described casing 12 bottoms, and described centrifugal blower 3 has exhaust outlet; Power and control module 4 quantity are two groups, are separately fixed at the both sides of described centrifugal blower 3; Wherein, the wind that blows out of described centrifugal blower 3 through described power and control module 4 by by discharging in described air outlet 14.
Power and control module comprise power model and control module, and control module is arranged on the upper strata of power model.
Herein, the air intake vent of traction invertor preferably with the ventilation inlet location matches of centrifugal blower, the air intake vent of traction invertor specifically is positioned at the traction invertor bottom, after the traction convertor installation, is 50mm apart from the roof panel for vehicle minimum spacing.
The parts that use on traction convertor in power model and control module and prior art are identical, different is, in technique scheme, because traction convertor is arranged on the light rail vehicle top, the size of casing can increase, therefore two groups of even more groups of power and control modules that performance perameter is similar can be set in casing, and the quantity of power and control module can be two groups.The watt level that traction convertor can provide, power and the control module quantity included with traction convertor are proportional, and power and control module increase, and the power that traction convertor can provide also increases.In addition, the centrifugal blower that arranges in the casing of traction convertor, the heat that can effectively leave multiple power and control module in use produce is to guarantee the traction convertor normal operation.
The traction convertor that technique scheme provides, can export the power of existing two groups of traction convertors output, and whole traction convertor plane symmetry layout, symmetrically arranged all parts structure is substantially similar, guaranteed the similarity of electric property, effectively reduce the probability that breaks down because of symmetrically arranged all parts textural difference, thereby improved the reliability of traction convertor.
Further, for improving radiating effect, the quantity of described air outlet 14 is two, is opened in respectively each described power and control module 4 away from a side of described centrifugal blower 3.
Be understandable that, on air outlet, filtering net need be set, enter into install bin to prevent outside sandstone impurity.Certainly, air outlet also can adopt other way of realization, such as the mode that adopts the hole array etc.
Referring to Fig. 2, preferably, traction convertor also comprises deflector shield 5, quantity is two, be separately positioned on the below of each described power and control module 4, each described deflector shield 5 has the pair of angled face 52 that is oppositely arranged, wherein, the surface 51 that described deflector shield 5 contacts with described power and control module 4 is higher than exhaust outlet and the described air outlet 14 of described centrifugal blower 3, and each dip plane 52 is lower than described surperficial 51.
Herein, deflector shield 5 specifically is arranged on the radiator bottom of power and control module 4 bottoms, and radiator adopts horizontal heat pipe design, good heat dissipation effect.
After deflector shield was set, whole traction convertor inside had formed T-shaped air channel, and the enough more effective arrival power of the wind energy that centrifugal blower blows out and control module are to improve radiating effect.
Referring to Fig. 3, for ease of maintenance, described Box Cover 11 and 12 pivot joints of described casing.
In use this is arbitrarily opened for fear of Box Cover, this time, in the side away from Box Cover and casing pivot joint, also is provided with padlock between Box Cover and casing.
The material of Box Cover and casing all can be selected aluminium alloy extrusions and sheet material, compares with selecting steel, and weight can alleviate more than 50%.Herein, the method of designing of casing has formed standard, box frame structure, hermetically-sealed construction, hoisting structure, door panel structure, the anti-structure etc. of trampling are retrained by standard all, have guaranteed the reliability of casing intensity, so that traction convertor can bear certain vibratory impulse.In addition, casing is taked protection and the cautionary measures such as grounding screw, secure ID outward, guarantees the safety of current transformer and operating personal.
Hold as can be known above-mentioned, Box Cover and casing pivot joint, Box Cover is convenient to open to change or overhaul all parts in casing.
The below introduces the arrangement of each wire harness in traction convertor.
The power circuit high-voltage wiring harness of traction convertor and control circuit low voltage wiring harness adopt the mode of the wiring of space isolation, and sensor detects wire harness and adopts shielding wire, to guarantee the electromagnetic compatibility of current transformer.
Heavy-duty connector in traction invertor is to 30 °～45 ° of casing right side inclinations, and the heavy-duty connector upper casing adopts the side outlet method; Traction invertor motor output cable separates with braking resistor output cable, arranges respectively from left to right the first traction electric machine connection cable, the second traction electric machine connection cable, the first braking resistor connection cable and the second braking resistor connection cable by direction shown in Figure 1.
The traction convertor that technique scheme provides, is changed convenient for assembly, maintenance.All parts in casing in same plane, operate at end face during installation and maintenance basically downward vertically, and each parts installing/dismounting does not all interfere with each other, and makes its operability stronger.
The utility model embodiment also provides a kind of light rail vehicle, wherein, the traction convertor that the utility model any embodiment provides is installed on the roof of this light rail vehicle.
Traction convertor can be arranged on roof by mounting base, so that the air intake vent of traction convertor meets the demands apart from the distance of roof.
The light rail vehicle that technique scheme provides is installed traction convertor power large on light rail vehicle, can satisfy the delivery requirement of high-power light rail vehicle.
It should be noted that at last: above each embodiment is not intended to limit only in order to the technical solution of the utility model to be described; Although with reference to aforementioned each embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of each embodiment technical scheme of the utility model.
Claims (5)
1. traction convertor is used for being arranged on the light rail vehicle top, it is characterized in that, comprising:
Install bin has Box Cover and casing, the air outlet that offers air intake vent on described casing and be oppositely arranged;
Centrifugal blower is fixed on described bottom half, and described centrifugal blower has exhaust outlet;
Power and control module, quantity is two groups, is separately fixed at the both sides of described centrifugal blower;
Wherein, the wind that blows out of described centrifugal blower through described power and control module by being discharged by described air outlet.
2. traction convertor according to claim 1, is characterized in that,
The quantity of described air outlet is two, is opened in respectively each described power and control module away from a side of described centrifugal blower.
3. traction convertor according to claim 1, is characterized in that, also comprises:
Deflector shield, quantity is two, be separately positioned on the below of each described power and control module, each described deflector shield has the pair of angled face that is oppositely arranged, wherein, the surface that described deflector shield contacts with described power and control module is higher than exhaust outlet and the described air outlet of described centrifugal blower, and each described dip plane is lower than described surface.
4. traction convertor according to claim 1, is characterized in that,
Described Box Cover and described casing pivot joint.
5. a light rail vehicle, is characterized in that: the arbitrary described traction convertor of claim 1-4 is installed on the roof of described light rail vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597173 CN202923639U (en) | 2012-11-12 | 2012-11-12 | Traction converter and light rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597173 CN202923639U (en) | 2012-11-12 | 2012-11-12 | Traction converter and light rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202923639U true CN202923639U (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220597173 Expired - Fee Related CN202923639U (en) | 2012-11-12 | 2012-11-12 | Traction converter and light rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202923639U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103802839A (en) * | 2012-11-12 | 2014-05-21 | 中国北车股份有限公司 | Traction converter and light rail vehicle |
-
2012
- 2012-11-12 CN CN 201220597173 patent/CN202923639U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103802839A (en) * | 2012-11-12 | 2014-05-21 | 中国北车股份有限公司 | Traction converter and light rail vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA CNR CORPORATION LIMITED Free format text: FORMER OWNER: DALIAN ELECTRIC TRACTION RESEARCH + DEVELOPMENT CENTER OF CHINA NORTH LOCOMOTIVE CO., LTD. Effective date: 20140317 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 116022 DALIAN, LIAONING PROVINCE TO: 100078 FENGTAI, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140317 Address after: 100078 Beijing Fengtai District city park is a district 15 building Patentee after: China CNR Corporation Limited Address before: 116022 Shahekou, Liaoning, China No. 51 The Strip Patentee before: Dalian Electric Traction Research & Development Center of China North Locomotive Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20191112 |