CN2527029Y - Electric power converter for railway locomotive - Google Patents
Electric power converter for railway locomotive Download PDFInfo
- Publication number
- CN2527029Y CN2527029Y CN01274311U CN01274311U CN2527029Y CN 2527029 Y CN2527029 Y CN 2527029Y CN 01274311 U CN01274311 U CN 01274311U CN 01274311 U CN01274311 U CN 01274311U CN 2527029 Y CN2527029 Y CN 2527029Y
- Authority
- CN
- China
- Prior art keywords
- heat pipe
- semiconductor device
- rack
- power converter
- pipe radiator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 36
- 239000004065 semiconductor Substances 0.000 claims abstract description 39
- 241000274582 Pycnanthus angolensis Species 0.000 claims abstract description 6
- 239000011087 paperboard Substances 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009423 ventilation Methods 0.000 abstract description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052710 silicon Inorganic materials 0.000 abstract description 4
- 239000010703 silicon Substances 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
A power converter for railway locomotive comprises a case, a semiconductor device, a heat pipe radiator assembly and a conducting bar; the machine case comprises: the air conditioner comprises a rack and box boards, wherein the rack is provided with a plurality of unit mounting racks, two mutually corresponding surfaces of the rack are provided with an air inlet and an air outlet, and the other four surfaces of the rack are provided with the box boards; the semiconductor device and the heat pipe radiator component are arranged on a unit mounting rack in the case; the said conducting bar is connected with each semiconductor device and heat pipe radiator assembly as an organic whole according to the circuit, because the structure of heat dissipation is set as the heat pipe radiator, make the radiating effect improve greatly, thus can support and use the silicon rectifier tube or thyristor of the greater current, the complete machine can reduce the semiconductor device 2/3; the space between the devices arranged on the whole machine is large, the ventilation effect is good, and the service life of the semiconductor device is prolonged. The reliability of the device is greatly improved, and because the device is arranged at the front stage of the air duct of the main motor of the locomotive, the ventilation environment is improved, and the reliability of the whole locomotive can be further improved.
Description
Technical Field
The utility model relates to an electric power converter, in particular to a railway locomotive electric power converter matched with an electric locomotive and an electric transmission diesel locomotive.
Background
At present, the electric power converter used in the two types of locomotives adopts a cast aluminum radiator or an all copper brazing type solid radiator, and the matched electric power semiconductor device is a silicon rectifier tube ZP or a thyristor KP. The obvious drawbacks of this component design are as follows: because the cast aluminum or copper radiator has poor thermal conductivity, the solid heat dissipation capacity is small, the thermal resistance is large, and only a semiconductor device with small rated current can be matched; thereby resulting in a large number of devices within one power converter; the space in the whole device is limited, the interior is crowded due to excessive devices, the wind resistance is large, and the heat dissipation condition is deteriorated; in a limited space, the large number of devices also leads to small distance between the devices, so that the electrical insulation performance is reduced, and the devices are inconvenient to check, maintain and replace; the electric power converter has large wind resistance and also prevents the ventilation of a main motor of the locomotive. The existing locomotive power converter has poor reliability, generally needs to be maintained when running for about 5 kilometers, indirectly prevents the cooling of a main motor of the locomotive, and reduces the reliability of the whole locomotive.
Disclosure of Invention
The utility model aims to solve the defects of the current converter of the prior railway locomotive and provide a high-reliability power converter of the railway locomotive with a heat pipe radiator, which has small volume, small wind resistance and large current output.
The purpose of the utility model is realized like this:
a power converter for railway locomotive is composed of casing, semiconductor device, heat pipe radiator and conducting bar, and features that:
the machine case comprises: the air conditioner comprises a rack and box boards, wherein the rack is provided with a plurality of unit mounting racks, two mutually corresponding surfaces of the rack are provided with an air inlet and an air outlet, and the other four surfaces of the rack are provided with the box boards; the semiconductor device and the heat pipe radiator component are arranged on a unit mounting rack in the case; the conducting bar is connected with each semiconductor device and the heat pipe radiator component into a whole.
In the power converter of the railway locomotive, the semiconductor device and the heat pipe radiator assembly comprise a heat pipe radiator and a semiconductor device; wherein,
the heat pipe radiator comprises: the heat pipe comprises a base, heat pipes and radiating fins, wherein a plurality of heat pipe holes are formed in the base, a connecting conductive bar extends from one end edge of the base, and mounting holes are formed in four corners of the base; heat conducting liquid is arranged in the heat pipe, two ends of the heat pipe are sealed, one section of the heat pipe is arranged in a heat pipe mounting hole of the base, and the other section of the heat pipe is vertically provided with a plurality of radiating fins which are evenly spaced;
the semiconductor device is arranged between the base side planes of the two heat pipe radiators and is pressed and fastened by the insulating fastener.
In the power converter of the railway locomotive, the semiconductor device and the heat pipe radiator assembly are horizontally arranged on the rack, wherein the heat pipe is arranged vertical to the horizontal plane, and the radiating fins are arranged parallel to the horizontal plane;
in the power converter of the railway locomotive, the semiconductor device and the heat pipe radiator assembly are vertically arranged on the rack, wherein the heat pipe is horizontally arranged, and the heat radiating fins are vertically arranged on the horizontal plane.
In the above power converter for railway locomotive, the heat sinks vertically arranged on the other section of the heat pipe are uniformly arranged at intervals.
By adopting the technical scheme, the heat dissipation structure is a heat pipe radiator, so that the heat dissipation effect is greatly improved, a larger-current silicon rectifier tube or thyristor can be matched, and the semiconductor device 2/3 can be reduced as the whole machine; the space between the devices arranged on the whole machine is large, the ventilation effect is good, and the service life of the silicon element device is prolonged. The reliability of the device is greatly improved, and because the device is arranged at the front stage of the air duct of the main motor of the locomotive, the ventilation environment is improved, and the reliability of the whole locomotive can be further improved.
Drawings
The objects, specific structural features and advantages of the present invention will be further understood from the following description of several embodiments of the railway locomotive power converter apparatus in conjunction with the accompanying drawings. Wherein, the attached drawings are as follows:
fig. 1 is a schematic structural view of the electric power converter of the railway locomotive according to the present invention.
Fig. 2 is a schematic structural view of a semiconductor device and a heat pipe radiator of the electric power converter of the railway locomotive of the present invention.
Fig. 3 is a schematic view of the installation structure of the power converter of the railway locomotive of the present invention.
Fig. 4 is a schematic view of the installation structure of the power converter of the railway locomotive of the present invention.
Detailed Description
Referring to fig. 1, a power converter for a railway locomotive comprises a case 1, a semiconductor device, a heat pipe radiator assembly 2, and a conductive bar 3; the case 1 comprises: the heat pipe radiator comprises a rack 11 and a box plate 12, wherein the rack is provided with a plurality of unit mounting frames 13, mounting grooves 14 are formed in two sides of the bottoms of the unit mounting frames 13 and used for mounting semiconductor devices and heat pipe radiator assemblies 2, two corresponding surfaces of the rack 11 are provided with an air inlet 15 and an air outlet 16, and the other four surfaces of the rack 11 are provided with the box plate 12; the semiconductor device and the heat pipe radiator component 2 are arranged on a unit mounting frame 13 in the case; the conductive bar 3 of the case is connected with each semiconductor device and the heat pipe radiator component 2 into a whole according to a circuit.
Referring to fig. 2, the semiconductor device and heat pipe heat sink assembly 2 includes a heat pipe heat sink 21, a semiconductor device 22, and an insulating fastener 23, wherein the heat pipe heat sink 21 includes: the heat pipe heat dissipation device comprises a base 211, a heat pipe 212 and a heat dissipation fin 213, wherein a plurality of heat pipe holes 2111 are formed in the base 211, a conductive bar 2112 is arranged at one end of the base in an extending mode, and a mounting hole 2113 is formed in the conductive bar 2112; heat conducting liquid is arranged in the heat pipe 212, two ends of the heat pipe are closed, one section of the heat pipe 212 is arranged in a heat pipe mounting hole 2111 of the base 211, and the other section of the heat pipe is vertically provided with a plurality of radiating fins; the semiconductor device 22 is disposed between the base-side planes of the two heat pipe radiators 21, and is crimped and fastened by insulating fasteners 23.
When the utility model discloses when railway locomotive power converter is supporting in with electric locomotive or the electricity transmission diesel locomotive to be used, according to user's operating mode demand, please refer to figure 1 again, when the business turn over vent of box was horizontal or vertical setting, wind from a left side right side, or when circulating from the front to the back, semiconductor device and heat pipe radiator subassembly level set up in the frame, its heat pipe vertical horizontal plane setting, its fin parallel and horizontal plane parallel arrangement. When the power is on, the semiconductor device generates heat, and the heat is transferred to the base and then to the heat pipe, the heat on the heat pipe is uniformly and rapidly transferred to each radiating fin sleeved on the heat pipe, and when the wind from the wind inlet blows over the surface of the radiating fin, the heat on the surface of the radiating fin is absorbed and discharged to the wind outlet, thus the circulation is continuous, the semiconductor device works at a safe and stable temperature, and the whole machine can reliably run.
Referring to fig. 3 and 4, according to the working condition requirements of users, when the inlet and outlet vents of the box body are vertically arranged and wind flows from top to bottom, the semiconductor device and the heat pipe radiator assembly are vertically arranged on the rack, the heat pipe is horizontally arranged, and the heat radiating fins are vertically arranged on the horizontal plane. When the power is on, the semiconductor device generates heat, and the heat is transferred to the base and then to the heat pipe, the heat on the heat pipe is uniformly and rapidly transferred to each radiating fin sleeved on the heat pipe, and when the wind from the wind inlet blows over the surface of the radiating fin, the heat on the surface of the radiating fin is absorbed and discharged to the wind outlet, thus the circulation is continuous, the semiconductor device works at a safe and stable temperature, and the whole machine can reliably run.
In fig. 3, the conducting bar of the chassis is arranged on a single side, and the conducting bar of the chassis is connected with the connecting conducting bar of the heat pipe radiator.
In fig. 4, two sides of the electrical conducting bar of the chassis are arranged, and the electrical conducting bar of the chassis is connected with the connecting electrical conducting bar of the heat pipe radiator.
The utility model discloses structural design is novel, reasonable, reduces the volume, the maintenance of being convenient for to effectual improvement radiating effect, extension semiconductor device life, thereby great improvement complete machine reliability.
Claims (5)
1. A power converter for railway locomotive comprises a case, a semiconductor device, a heat pipe radiator component and a conductive bar, and is characterized in that: the machine case comprises: the air conditioner comprises a rack and box boards, wherein the rack is provided with a plurality of unit mounting racks, two mutually corresponding surfaces of the rack are provided with an air inlet and an air outlet, and the other four surfaces of the rack are provided with the box boards; the semiconductor device and the heat pipe radiator component are arranged on a unit mounting rack in the case; the conducting bar is connected with each semiconductor device and the heat pipe radiator component into a whole.
2. A railway locomotive power converter as claimed in claim 1, wherein: the semiconductor device and the heat pipe radiator component consist of a heat pipe radiator and a semiconductor device; wherein,
the heat pipe radiator comprises: the heat pipe comprises a base, heat pipes and radiating fins, wherein a plurality of heat pipe holes are formed in the base, a connecting conductive bar extends from one end edge of the base, and mounting holes are formed in four corners of the base; heat conducting liquid is arranged in the heat pipe, two ends of the heat pipe are sealed, one section of the heat pipe is arranged in a heat pipe mounting hole of the base, and the other section of the heat pipe is vertically provided with a plurality of radiating fins which are evenly spaced;
the semiconductor device is arranged between the base side planes of the two heat pipe radiators and is pressed and fastened by the insulating fastener.
3. A railway locomotive power converter as claimed in claim 1, wherein: the semiconductor device and the heat pipe radiator component are horizontally arranged on the rack, wherein the heat pipe is arranged vertical to the horizontal plane, and the radiating fins are arranged parallel to the horizontal plane;
4. a railway locomotive power converter as claimed in claim 1, wherein: the semiconductor device and the heat pipe radiator component are vertically arranged on the rack, wherein the heat pipe is horizontally arranged, and the radiating fins are vertical to the horizontal plane.
5. A railway locomotive power converter as claimed in claim 1, wherein: the radiating fins vertically arranged on the other section of the heat pipe are uniformly arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN01274311U CN2527029Y (en) | 2001-12-19 | 2001-12-19 | Electric power converter for railway locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN01274311U CN2527029Y (en) | 2001-12-19 | 2001-12-19 | Electric power converter for railway locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2527029Y true CN2527029Y (en) | 2002-12-18 |
Family
ID=33679001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN01274311U Expired - Fee Related CN2527029Y (en) | 2001-12-19 | 2001-12-19 | Electric power converter for railway locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2527029Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101183833B (en) * | 2007-11-20 | 2010-06-02 | 哈尔滨九洲电气股份有限公司 | Hot pipe technique based frequency conversion power unit |
| CN105592671A (en) * | 2016-03-11 | 2016-05-18 | 苏州市万松电气有限公司 | Train power supply box with heat pipe radiator |
| CN106329954A (en) * | 2016-10-25 | 2017-01-11 | 北京金自天正智能控制股份有限公司 | Excitation device of high-power generator based on heat pipe radiating technology |
-
2001
- 2001-12-19 CN CN01274311U patent/CN2527029Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101183833B (en) * | 2007-11-20 | 2010-06-02 | 哈尔滨九洲电气股份有限公司 | Hot pipe technique based frequency conversion power unit |
| CN105592671A (en) * | 2016-03-11 | 2016-05-18 | 苏州市万松电气有限公司 | Train power supply box with heat pipe radiator |
| CN106329954A (en) * | 2016-10-25 | 2017-01-11 | 北京金自天正智能控制股份有限公司 | Excitation device of high-power generator based on heat pipe radiating technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217283820U (en) | Power supply with air cooling and liquid cooling device | |
| CN2527029Y (en) | Electric power converter for railway locomotive | |
| CN212164042U (en) | Heat radiator suitable for capacitive load equipment | |
| CN218449384U (en) | Heat dissipation type bus duct | |
| CN217274934U (en) | IGBT module cooling device | |
| CN211745110U (en) | Electrical apparatus box heat radiation structure and air conditioner | |
| CN112769050A (en) | High-efficient heat dissipation high-voltage board | |
| CN218959345U (en) | Vehicle-mounted driving air-cooled motor controller | |
| CN219372258U (en) | Radiator for photovoltaic power generation inverter | |
| CN218182836U (en) | Power distribution cabinet convenient for heat dissipation | |
| CN221748426U (en) | Dustproof gateway equipment matched with computer | |
| CN221529701U (en) | Capacitor and power unit | |
| CN211451181U (en) | Air conditioner and fan bracket thereof | |
| CN210246617U (en) | External radiating solar inverter | |
| CN217563985U (en) | Heat dissipation assembly and energy storage power supply | |
| CN221901234U (en) | Double-sided heat dissipation type host structure | |
| CN220262583U (en) | Closed household direct-current charging pile heat dissipation device based on heat pipe | |
| CN219981426U (en) | Heat dissipation mechanism of electric wheelchair driver | |
| CN213937729U (en) | Water-cooling frequency converter | |
| CN213661138U (en) | Heat dissipation air type bus duct | |
| CN218587537U (en) | Heat radiation structure of automatically controlled box | |
| CN221227073U (en) | Intensive bus duct with good heat dissipation effect | |
| CN217217297U (en) | PLC frequency conversion device for automation equipment | |
| CN220044049U (en) | Full brick power module structure | |
| CN218336281U (en) | Novel network switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021218 Termination date: 20100119 |