CN107769587A - A kind of light rail auxiliary power module and light rail AuCT - Google Patents
A kind of light rail auxiliary power module and light rail AuCT Download PDFInfo
- Publication number
- CN107769587A CN107769587A CN201711174566.6A CN201711174566A CN107769587A CN 107769587 A CN107769587 A CN 107769587A CN 201711174566 A CN201711174566 A CN 201711174566A CN 107769587 A CN107769587 A CN 107769587A
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- Prior art keywords
- framework
- light rail
- auxiliary power
- power module
- rail auxiliary
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
- H05K7/1427—Housings
- H05K7/1432—Housings specially adapted for power drive units or power converters
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
Abstract
The invention provides a kind of light rail auxiliary power module and light rail AuCT.The light rail auxiliary power module of the present invention, including：Radiator, composite bus bar and the first framework, radiator include substrate and radiating fin, and bottom and the substrate of the first framework are detachably connected, and the first framework is trapped among on the outside of composite bus bar；The insulated gate bipolar transistor and insulated terminal being electrically connected to each other are connected with substrate；Surging electric capacity is connected with composite bus bar, surging electric capacity electrically connects with insulated gate bipolar transistor；Support Capacitor, driving plate mainboard and binding post are connected with first framework, Support Capacitor and driving plate mainboard electrically connect with insulated gate bipolar transistor, and binding post is used to draw cable.Light rail auxiliary power module and light rail AuCT, integral layout provided by the invention are compact-sized so that the component concentrated setting on light rail auxiliary power module, space-consuming are few.
Description
Technical field
The present invention relates to vehicle AuCT technical field, more particularly to a kind of light rail auxiliary power module and light rail
AuCT.
Background technology
With the fast development of propulsion and the urban track traffic of China Express Railway construction process, to EMU,
Locomotive, inter-city train and the requirement more and more higher of light rail traction and AuCT.The power of light rail AuCT compared with
Greatly, 70kVA can typically be reached, the purpose is to which 750V dc bus input electricity to be converted into 380V three-phase alternating current, wherein
The part of core is light rail auxiliary power module, IGBT (the Insulated Gate Bipolar on light rail auxiliary power module
Transistor, insulated gate bipolar transistor) by DC inverter, for PWM, (Pulse Width Modulation, pulse are wide
Degree modulation) ripple, exported after filtering after reactor and isolating transformer.
At present, the spreader surface installation IGBT on light rail auxiliary power module, driving plate corresponding to IGBT pass through support
Installed in IGBT top, IGBT, driving plate and radiator are now integrated with light rail auxiliary power module and (IGBT, busbar, is dashed forward
Ripple electric capacity can also cover wherein).Support Capacitor integrates not on light rail auxiliary power module, with light rail auxiliary power module point
It An Zhuan not connected behind the relevant position of converter cabinet with copper bar or cable, discharge resistance is arranged separately in converter cabinet body
It is connected behind portion with cable with Support Capacitor.
However, due to the component scattering device on current light rail auxiliary power module in converter cabinet everywhere, take
Space is more, causes the waste of converter cabinet inner space.
The content of the invention
The present invention provides a kind of light rail auxiliary power module and light rail AuCT, the member on light rail auxiliary power module
Device concentrated setting, space-consuming are few.
The invention provides a kind of light rail auxiliary power module, including：Radiator, composite bus bar and the first framework, radiating
Device includes substrate and radiating fin, and bottom and the substrate of the first framework are detachably connected, and the first framework is trapped among outside composite bus bar
Side；
The insulated gate bipolar transistor and insulated terminal being electrically connected to each other are connected with substrate；
Surging electric capacity is connected with composite bus bar, surging electric capacity electrically connects with insulated gate bipolar transistor；
Support Capacitor, driving plate mainboard and binding post are connected with first framework, Support Capacitor and driving plate mainboard are equal
Electrically connected with insulated gate bipolar transistor, binding post is used to draw cable.
Light rail auxiliary power module provided by the invention, the first framework include pillar and installing plate, and installing plate passes through branch
Post is arranged at intervals with substrate, and installing plate is consistent with the direction of substrate；
Circuit board mounting box, capacitive insulation snap ring, voltage sensor are connected with installing plate, voltage sensor is used to detect
The voltage at Support Capacitor both ends, the inner side of capacitive insulation snap ring are used to fix Support Capacitor, and circuit board mounting box, which is used to install, to be driven
Dynamic plate mainboard.
Light rail auxiliary power module provided by the invention, the quantity of capacitive insulation snap ring is two, two capacitive insulation cards
Ring is located at the opposite sides in the first frame width direction respectively, and the outside of capacitive insulation snap ring is connected with the first framework.
Light rail auxiliary power module provided by the invention, include the second framework of tabular, the quantity of the second framework is two
Individual, two the second frameworks are located at the side for being provided with capacitive insulation snap ring of the first framework respectively；
Second framework is arranged on the side away from the first framework of capacitive insulation snap ring, and the first end of the second framework is with dissipating
The substrate connection of hot device, the second end of the second framework are connected with the first framework, and encirclement is collectively forming with the side with the first framework
The housing of Support Capacitor, capacitive insulation snap ring are connected with the second framework.
Light rail auxiliary power module provided by the invention, the consistent first through hole of multiple directions is provided with the second framework,
First through hole is respectively positioned on the outside of Support Capacitor and multiple first through hole are arranged side by side.
Light rail auxiliary power module provided by the invention, in addition to protective plate, protective plate are located at the top of driving plate mainboard,
Protective plate is connected with the first framework.
Light rail auxiliary power module provided by the invention, in addition to discharge resistance, temperature relay and temperature sensor, put
Resistance, temperature relay and temperature sensor are respectively positioned on the substrate of radiator；
Discharge resistance electrically connects with Support Capacitor；
Temperature relay is used to carry out relay protection to radiator.
Light rail auxiliary power module provided by the invention, radiator are heat-pipe radiator, have on substrate and are used to place heat
The groove of pipe.
Light rail auxiliary power module provided by the invention, in addition to the auxiliary plate of driving plate, driving plate mainboard and insulated gate bipolar
Transistor npn npn is connected by the auxiliary plate of driving plate.
The invention provides a kind of light rail AuCT, including above-mentioned light rail auxiliary power module.
Light rail auxiliary power module and light rail AuCT provided by the invention, by setting radiator, composite bus bar
With the first framework, bottom and the substrate of the first framework are detachably connected, and the first framework is trapped among on the outside of composite bus bar, radiator
Be connected with the insulated gate bipolar transistor and insulated terminal being electrically connected to each other on substrate, the first framework be connected with Support Capacitor,
Driving plate mainboard and binding post, light rail auxiliary power module integral layout are compact-sized so that on light rail auxiliary power module
Component concentrated setting, space-consuming is few.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to make simply to introduce, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of the embodiment of light rail auxiliary power module one of the present invention；
Fig. 2 is radiator in a kind of embodiment of light rail auxiliary power module one of the present invention, insulated gate bipolar transistor and
The structural representation of insulated terminal；
Fig. 3 is a kind of structural representation of another embodiment of light rail auxiliary power module of the present invention；
Fig. 4 is a kind of front view of another embodiment of light rail auxiliary power module of the present invention；
Fig. 5 is the structural representation of the first framework in a kind of another embodiment of light rail auxiliary power module of the present invention；
Fig. 6 is the structural representation of the second framework in a kind of another embodiment of light rail auxiliary power module of the present invention；
Fig. 7 is the structural representation of capacitive insulation snap ring in a kind of another embodiment of light rail auxiliary power module of the present invention；
Fig. 8 is double for radiator, the auxiliary plate of driving plate, insulated gate in a kind of another embodiment of light rail auxiliary power module of the present invention
Bipolar transistor, discharge resistance, the structural representation of temperature relay and temperature sensor；
Fig. 9 is the heat spreader structures schematic diagram in a kind of another embodiment of light rail auxiliary power module of the present invention.
Description of reference numerals：
1- radiators；101- substrates；102- radiating fins；103- grooves；
The auxiliary plate of 2- driving plates；
3- insulated gate bipolar transistors；
4- temperature relays；
5- temperature sensors；
6- discharge resistances；
7- insulated terminals；
8- composite bus bars；
9- surging electric capacity；
The frameworks of 10- first；1001- pillars；1002- installing plates；1003- fourth holes；1004- baffle plates；
11- voltage sensors；
12- light outlets；
13- Support Capacitors；
14- capacitive insulation snap rings；1401- connecting plates；1402- stepped holes；1403- grooves；1404- blind holes；
15- driving plate mainboards；
16- circuit board mounting boxes；
17- insulated terminals；
18- protective plates；
The frameworks of 19- second；The flat boards of 1901- first；The flat boards of 1902- second；The flat boards of 1903- the 3rd；1904- fourth panels；
The flat boards of 1905- the 5th；The flat boards of 1906- the 6th；The flat boards of 1907- the 7th；The flat boards of 1908- the 8th；The flat boards of 1909- the 9th；19010-
Second connecting hole；19011- first through hole；19012- fifth holes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of light rail auxiliary power module.Fig. 1 is a kind of light rail auxiliary power module of the present invention
The structural representation of one embodiment；Fig. 2 is double for radiator, insulated gate in a kind of embodiment of light rail auxiliary power module one of the present invention
The structural representation of bipolar transistor and insulated terminal.As depicted in figs. 1 and 2, the light rail auxiliary power mould that the present embodiment provides
Block, including, radiator 1, the framework 10 of composite bus bar 8 and first；
Wherein, radiator 1 includes substrate 101 and radiating fin 102,
The bottom of first framework 10 is detachably connected with substrate 101, and the first framework 10 is trapped among the outside of composite bus bar 8, multiple
Busbar 8 is closed close to substrate 101.
The insulated gate bipolar transistor 3 and insulated terminal 7 being electrically connected to each other are connected with substrate 101；Specifically, substrate
There is the first connecting hole, insulated gate bipolar transistor 3 and insulated terminal 7 to be connected by first on bolt and substrate 101 on 101
Connect hole to be connected with substrate 101, insulated gate bipolar transistor 3 and the convenient disassembly of insulated terminal 7 after connection, it can also be used
Its connected mode connects insulated gate bipolar transistor 3 and insulated terminal 7 on the substrate 101, is not limited thereto.
Insulated gate bipolar transistor 3 is used to direct current input electricity being converted into PWM ripples, insulated gate bipolar transistor 3 with
Two-phase direct-flow input end electrical connection on insulated terminal 7.
There is three-phase alternating current output end and two-phase direct-flow input end on insulated terminal 7, make main circuit line by unified position
Insulated terminal 7 is drawn.
Surging electric capacity 9 is connected with composite bus bar 8, surging electric capacity 9 electrically connects with insulated gate bipolar transistor 3, surging
Electric capacity 9 is used for the work spike of absorbent insulation grid bipolar transistor 3, prevents from damaging insulated gate bipolar transistor 3；
Composite bus bar 8 is the composite construction using conductive material and insulating materials, and the conductor layer of composite bus bar 8 is from conductive
The excellent metal of rate such as fine copper, brass and aluminium alloy, the insulating barrier of composite bus bar 8 is from the high material of dielectric coefficient and breakdown voltage
Expect such as epoxy, polyester and aramid fiber.
First framework 10 is connected with Support Capacitor 13, driving plate mainboard 15 and binding post 17, Support Capacitor 13 and driving
Plate mainboard 15 electrically connects with insulated gate bipolar transistor 3, and Support Capacitor 13 is used for before connecting insulated gate bipolar transistor 3
Input side is held, binding post 17 can be the plug and socket of twelve-core, and binding post 17 is used to draw cable.
Wherein, composite bus bar 8 is used to dc bus electricity introduce insulated gate bipolar transistor 3 from exterior insulation terminal 7,
The output of insulated gate bipolar transistor 3 is drawn out to insulated terminal 7, is additionally operable to the positive and negative defeated of insulated gate bipolar transistor 3
Enter end to be connected with Support Capacitor 13.
During the light rail auxiliary power module installation that the present embodiment provides, the radiating fin 102 of radiator 1 is put into downside,
Substrate 101 is located at upside, the insulated gate bipolar transistor 3 being electrically connected to each other and insulated terminal 7 are connected to substrate 101
On, insulated gate bipolar transistor 3 and insulated terminal 7 can specifically be connected on the substrate 101 by bolt；
The cable of insulated gate bipolar transistor 3 electrically connects after passing through composite bus bar 8 with surging electric capacity 9；
Support Capacitor 13, driving plate mainboard 15 and binding post 17 are connected on the first framework 10, insulated gate bipolar is brilliant
The cable of body pipe 3 electrically connects after passing through composite bus bar 8 with Support Capacitor 13 and driving plate mainboard 15；
The bottom of first framework 10 is removably attachable on substrate 101.
The embodiment of the present invention provides a kind of light rail auxiliary power module, by setting radiator, composite bus bar and the first frame
Frame, bottom and the substrate of the first framework are detachably connected, and the first framework is trapped among on the outside of composite bus bar, are connected on the substrate of radiator
The insulated gate bipolar transistor and insulated terminal being electrically connected to each other are connected to, the first framework is connected with Support Capacitor, driving plate master
Plate and binding post, light rail auxiliary power module integral layout are compact-sized so that the component on light rail auxiliary power module
Concentrated setting, space-consuming are few.
On the basis of above-described embodiment, another light rail auxiliary power module is present embodiments provided, Fig. 3 is the present invention one
The structural representation of kind another embodiment of light rail auxiliary power module；Fig. 4 is another for a kind of light rail auxiliary power module of the present invention
The front view of embodiment；Fig. 5 is the structural representation of the first framework in a kind of another embodiment of light rail auxiliary power module of the present invention
Figure；Fig. 6 is the structural representation of the second framework in a kind of another embodiment of light rail auxiliary power module of the present invention；Fig. 7 is this hair
The structural representation of capacitive insulation snap ring in a kind of bright another embodiment of light rail auxiliary power module.Specifically, such as Fig. 3-Fig. 7 institutes
Show, the light rail auxiliary power module that the present embodiment provides, the first framework 10 includes pillar 1001 and installing plate 1002, installing plate
1002 are arranged at intervals by pillar 1001 and substrate 101, and installing plate 1002 is consistent with the direction of substrate 101；
Circuit board mounting box 16, capacitive insulation snap ring 14, voltage sensor 11 are connected with installing plate 1002, optionally,
Circuit board mounting box 16, capacitive insulation snap ring 14, voltage sensor 11 are detachably connected with installing plate 1002, wherein, voltage
Sensor 11 is used for the voltage for detecting the both ends of Support Capacitor 13, and the inner side of capacitive insulation snap ring 14 is used to fix Support Capacitor 13,
Circuit board mounting box 16 is used to install driving plate mainboard 15, circuit board mounting box 16 can effectively ensure between circuit board and
Insulating properties of the circuit board to casing.
As a kind of optional mode, specifically, as shown in figure 5, the first framework 10 includes four pillars being vertically arranged
1001, the top connection plate 1002 of four pillars 1001, installing plate 1002 is parallel with substrate 101, is set on installing plate 1002
Several fourth holes 1003 are put, fourth hole 1003 is used for fixed cable, baffle plate 1004, baffle plate are connected with installing plate 1002
1004 set two, and two baffle plates 1004 are oppositely arranged, and width of two baffle plates 1004 along installing plate 1002 is set；
The fourth hole 1003 that several can also be set to be used for fixed cable on pillar 1001.
The first framework 10 being made up of pillar 1001, installing plate 1002 and baffle plate 1004 can be mutually put together, i.e.,
Mutually splicing or pillar 1001, installing plate 1002 and baffle plate 1004 can for pillar 1001, installing plate 1002 and baffle plate 1004
It is fixedly connected, is not limited thereto between dismantling connection or pillar 1001, installing plate 1002 and baffle plate 1004.
Optionally, circuit board mounting box 16 is connected to the upper surface of installing plate 1002, and voltage sensor 11 is connected to installation
The lower surface of plate 1002, capacitive insulation snap ring 14 are connected with pillar 1001, and it is wide that capacitive insulation snap ring 14 is connected to the first framework 10
The side in direction is spent, binding post 17 is located at the top of baffle plate 1004；
Specifically, as shown in fig. 7, capacitive insulation snap ring 14 includes connecting plate 1401 and the platform being arranged on connecting plate 1401
Rank hole 1402, the axis of stepped hole 1402 is parallel with the thickness direction of connecting plate 1401, and stepped hole 1402 is through hole, stepped hole
1402 include third through-hole and the second through hole, and the inner edge diameter of third through-hole is more than the inner edge diameter of the second through hole, third through-hole
Inner edge diameter it is equal with the external profile diameter of Support Capacitor 13, the head of Support Capacitor 13 is located in third through-hole, the second through hole
For radiating.
Specifically, the quantity of capacitive insulation snap ring 14 is two, two capacitive insulation snap rings 14 are located at the first framework respectively
The opposite sides of 10 widths, and the outside of capacitive insulation snap ring 14 is connected 10 with the first framework.
Connecting plate 1401 is detachably connected with pillar 1001, specifically, the side of connecting plate 1401 sets fluted 1403,
The length of groove 1403 is equal with the width of the first framework 10, the width of the first framework 10 that the both sides of groove 1403 are stuck in
Two pillars 1001 on, pass through screw fishplate bar 1401 and pillar 1001 in succession.
The light rail auxiliary power module that the present embodiment provides also includes the second framework 19 of tabular, as shown in fig. 6, the second frame
The quantity of frame 19 is two, and two the second frameworks 19 are located at the side for being provided with capacitive insulation snap ring 14 of the first framework 10 respectively
Side；
Second framework 19 turns into the shape shown in Fig. 6 by bending, specifically, the second framework 19 includes vertically connecting successively
The first flat board 1901, the second flat board 1902, the 3rd flat board 1903, fourth panel 1904, the 5th flat board 1905, the 6th flat board connect
1906th, the 7th flat board 1907, the 8th flat board 1908 and the 9th flat board 1909；
Second framework 19 is arranged on the side away from the first framework 10 of capacitive insulation snap ring 14, and the of the second framework 19
One end is connected with radiator 1, i.e., the first flat board 1901 is connected with the substrate 101 of radiator 1, the second end of the second framework 19 and the
One framework 10 is connected, i.e., the 8th flat board 1908 is connected with the first framework 10, and encirclement is collectively forming with the side with the first framework 10
The housing of Support Capacitor 13, capacitive insulation snap ring 14 are connected with the second framework 19.
Specifically, the second end (the 8th flat board 1908) of the second framework 19 is detachable with the baffle plate 1004 in the first framework 10
Connection, optionally, the second end (the 8th flat board 1908) of the second framework 19 is bolted with baffle plate 1004, or the second frame
The second end (the 8th flat board 1908) of frame 19, by snapping connection, is not limited thereto with baffle plate 1004.
Capacitive insulation snap ring 14 is connected with the second framework 19, as a kind of optional mode, as shown in figures 3 to 6, electric capacity
The side of connecting plate 1401 in insulation snap ring 14 is provided with blind hole 1404, and blind hole 1404 is located at connecting plate respectively with groove 1403
The relative both sides of 1401 length directions, the position relative with blind hole 1404 is provided with the second connecting hole on the second framework 19
19010, i.e., the second connecting hole 19010 is provided with the second flat board 1902, screw passes through the second connecting hole 19010 by capacitive insulation
Snap ring 14 is connected with the second flat board 1902 in the second framework 19.
Optionally, the consistent first through hole 19011 of multiple directions is provided with the second framework 19, first through hole 19011 is equal
It is arranged side by side positioned at the outside of Support Capacitor 13 and multiple first through hole 19011, first through hole 19011 is located at fourth panel 1904
On.
First through hole 19011 can mitigate the weight of the second framework 19；Handle is also used as, in the light of the mobile present invention
It is convenient to carry in rail auxiliary power module finger insertion first through hole 19011；Due to heat can be produced when Support Capacitor 13 works
Amount, can be radiated with first through hole 19011 to Support Capacitor 13.
Fifth hole 19012, the spiral shell of the afterbody of Support Capacitor 13 are provided with the 7th flat board 1907 in second framework 19
Post passes through and is provided with attaching nut after fifth hole 19012 on the 7th flat board 1907, Support Capacitor 13 is connected with the second framework 19
Connect.
The light rail auxiliary power module that the present embodiment provides also includes protective plate 18, and protective plate 18 is located at driving plate mainboard 15
Top, driving plate mainboard 15 to UV light outlet 12 around protective plate 18 draw light rail auxiliary power module outside；
Set protective plate 18 to avoid operator from being contacted with driving plate mainboard 15, the effect of safeguard protection is served to operator
Fruit；Protective plate 18 is connected with the first framework 10.
Optionally, protective plate 18 is poly (methyl methacrylate) plate.
The 6th through hole 19013 is provided with the 9th flat board 1909 in second framework 19, screw passes through the 6th through hole 19013
Second framework 19 is connected with protective plate 18, further increases the steadiness of protective plate 18.
The both ends that protective plate 18 is connected with the 9th flat board 1909 have 90 ° of a flange, protective plate 18 towards the first framework 10,
Flange covers the second framework 19 and the junction of protective plate 18.
The light rail auxiliary power module that the present embodiment provides, by setting the first framework and the second framework, circuit board is pacified
Mounted box, capacitive insulation snap ring and voltage sensor are integrated on the installing plate in the first framework, pass through the second framework fixed capacity
Insulation snap ring and Support Capacitor, light rail auxiliary power module integral layout are compact-sized so that on light rail auxiliary power module
Component concentrated setting, space-consuming are few.
On the basis of above-described embodiment, another light rail auxiliary power module is present embodiments provided.Fig. 8 is the present invention one
Radiator in kind of the another embodiment of light rail auxiliary power module, the auxiliary plate of driving plate, insulated gate bipolar transistor, discharge resistance,
The structural representation of temperature relay and temperature sensor；Fig. 9 is a kind of another embodiment of light rail auxiliary power module of the present invention
In heat spreader structures schematic diagram.As shown in Figure 8 and Figure 9, the light rail auxiliary power module that the present embodiment provides, in addition to electric discharge
Resistance 6, discharge resistance 6 are located on the substrate 101 of radiator 1, and discharge resistance 6 is electrically connected with Support Capacitor 13, and discharge resistance 6 is used
After being shut down in light rail, discharge resistance 6 consumes the electricity of Support Capacitor 13 in a manner of heating, so as to the internal memory of Support Capacitor 13
Electricity released.
The positive-negative input end of Support Capacitor 13 is connected by composite bus bar 8 with discharge resistance 6.
The light rail auxiliary power module that the present embodiment provides also includes temperature relay 4 and temperature sensor 5, temperature relay
Device 4 and temperature sensor 5 are respectively positioned on the substrate 101 of radiator 1, and temperature relay 4 is used to carry out relay guarantor to radiator 1
Shield, temperature sensor 5 are used for the temperature for detecting radiator 1.
Radiator 1 is heat-pipe radiator, and material can be aluminium section bar, have the groove for being used for placing heat pipe on substrate 101
103 so that the even heat distribution on substrate 101, heat dispersion are more superior.
As a kind of optional mode, groove 103 set it is multiple, the present embodiment bracket groove 103 set five, five grooves 103 divide
Cloth is connected at insulated gate bipolar transistor 3, insulated terminal 7 and discharge resistance 6 in substrate 101.
Radiating fin 102 on radiator 1 can be set along the length direction of substrate 101, can also be along the width of substrate 101
Spend direction to set, as long as radiating can be realized, be not limited thereto.
The light rail auxiliary power module that the present embodiment provides also includes the auxiliary plate 2 of driving plate, driving plate mainboard 15 and insulated gate
Bipolar transistor 3 is connected by the auxiliary plate 2 of driving plate, and driving plate mainboard 15 is double by the auxiliary indirect control insulated gate of plate 2 of driving plate
Bipolar transistor 3.
Existing light rail auxiliary power module, component are distributed in converter cabinet body everywhere, are had many mutual
Line, thus early stage production or the later stage all easily cause operating difficulties after sale.And the light rail auxiliary that the present embodiment provides
Power model, signal wire, power line and the temperature relay 4 of voltage sensor 11 are to external connection, temperature sensor 5 to external
Line, the power line of driving plate mainboard 15 are all fixed by the fourth hole 1003 on installing plate 1002 through band, are finally guided to
Binding post 17；The detection voltage cable of voltage sensor 11 apart from insulated terminal 7 due to relatively closely, being directly connected to insulated terminal 7
Direct current input corresponding to position, control line outwards drawn by unified position binding post 17, and main circuit line is also by uniting
One position insulated terminal 7 is outwards drawn, and wiring is convenient, and winding displacement is neat, is repaired and easy to assembly.
The light rail auxiliary power module that the present embodiment provides, insulated gate bipolar transistor and the support electricity coordinated with it
Connection is completed using a monoblock busbar between appearance, discharge resistance, surging electric capacity, reduces the quantity of scrappy cable.By radiator,
Support Capacitor, insulated gate bipolar transistor, discharge resistance, driving plate, voltage sensor etc. are focused in a module, are integrated
Mutual manually line is reduced while spending high as far as possible.Integral layout is compact-sized, reduces under same power situation
The appearance and size of main circuit power cell, so as to reduce the appearance and size of current transformer and serve loss of weight effect.
Present invention also offers a kind of light rail AuCT, light rail AuCT provided by the invention, including it is above-mentioned
The light rail auxiliary power module that embodiment provides, wherein, the structure of light rail auxiliary power module, operation principle and major function are equal
It is described in detail in the aforementioned embodiment, here is omitted.
Light rail AuCT provided by the invention, including light rail auxiliary power module, by setting radiator, compound mother
Row and the first framework, bottom and the substrate of the first framework are detachably connected, and the first framework is trapped among on the outside of composite bus bar, radiator
Substrate on be connected with the insulated gate bipolar transistor and insulated terminal being electrically connected to each other, the first framework is connected with support electricity
Appearance, driving plate mainboard and binding post, light rail auxiliary power module integral layout are compact-sized so that light rail auxiliary power module
On component concentrated setting, space-consuming is few.By setting the first framework and the second framework, by circuit board mounting box, electric capacity
Insulation snap ring and voltage sensor be integrated on the installing plate in the first framework, by the second framework fixed capacity insulate snap ring and
Support Capacitor, light rail auxiliary power module integral layout are compact-sized so that the component on light rail auxiliary power module is concentrated
Set, space-consuming is few.Between insulated gate bipolar transistor and the Support Capacitor coordinated with it, discharge resistance, surging electric capacity
Complete to connect using a monoblock busbar, reduce the quantity of scrappy cable.Radiator, Support Capacitor, insulated gate bipolar is brilliant
Body pipe, discharge resistance, driving plate, voltage sensor etc. are focused in a module, are reduced as far as possible while integrated level is high mutual
Between manually line.Integral layout is compact-sized, and the profile of main circuit power cell is reduced under same power situation
Size, so as to reduce the appearance and size of current transformer and serve loss of weight effect.
In the description of description of the invention, it is to be understood that term " first ", " second ", " top ", " width ",
The orientation or position relationship of instructions such as " bottoms " are based on orientation shown in the drawings or position relationship, are for only for ease of description originally
Invent and simplify description, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation " and " connection " should do broad sense
Understand, for example, it may be fixedly connected or be detachably connected, or integrally；Can be mechanically connect or
Electrical connection can communicate with one another；Can be joined directly together, can also be indirectly connected by intermediary, can be two elements
Internal connection or the interaction relationship of two elements.For the ordinary skill in the art, can be according to specific
Situation understands the concrete meaning of above-mentioned term in the present invention.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
- A kind of 1. light rail auxiliary power module, it is characterised in that including：Radiator, composite bus bar and the first framework, the radiating Device includes substrate and radiating fin, and bottom and the substrate of first framework are detachably connected, and first framework encloses On the outside of the composite bus bar；The insulated gate bipolar transistor and insulated terminal being electrically connected to each other are connected with the substrate；Surging electric capacity is connected with the composite bus bar, the surging electric capacity electrically connects with the insulated gate bipolar transistor；Support Capacitor, driving plate mainboard and binding post, the Support Capacitor and the driving are connected with first framework Plate mainboard electrically connects with the insulated gate bipolar transistor, and the binding post is used to draw cable.
- 2. light rail auxiliary power module according to claim 1, it is characterised in that first framework include pillar and Installing plate, the installing plate are arranged at intervals by the pillar and the substrate, and the direction of the installing plate and the substrate Unanimously, circuit board mounting box, capacitive insulation snap ring, voltage sensor are connected with the installing plate, the voltage sensor is used In the voltage for detecting the Support Capacitor both ends, the inner side of the capacitive insulation snap ring is used to fix the Support Capacitor, described Circuit board mounting box is used to install the driving plate mainboard.
- 3. light rail auxiliary power module according to claim 2, it is characterised in that the quantity of the capacitive insulation snap ring is Two, two capacitive insulation snap rings are located at the opposite sides in the first frame width direction respectively, and the electric capacity is exhausted The outside of edge snap ring is connected with first framework.
- 4. light rail auxiliary power module according to claim 3, it is characterised in that the second framework also including tabular, institute The quantity for stating the second framework is two, two second frameworks respectively positioned at first framework to be provided with the electric capacity exhausted The side of edge snap ring；Second framework is arranged on the side of remote first framework of the capacitive insulation snap ring, and second framework First end and the radiator the substrate connection, the second end of second framework is connected with first framework, with The housing for surrounding the Support Capacitor, the capacitive insulation snap ring and described second are collectively forming with the side of first framework Framework connects.
- 5. light rail auxiliary power module according to claim 4, it is characterised in that be provided with second framework multiple Towards consistent first through hole, the first through hole be respectively positioned on the outside of the Support Capacitor and multiple first through hole side by side Arrangement.
- 6. light rail auxiliary power module according to claim 4, it is characterised in that also including protective plate, the protective plate Positioned at the top of the driving plate mainboard, the protective plate is connected with first framework.
- 7. light rail auxiliary power module according to claim 1, it is characterised in that also including discharge resistance, temperature relay Device and temperature sensor, the discharge resistance, the temperature relay and the temperature sensor are respectively positioned on the radiator On the substrate；The discharge resistance electrically connects with the Support Capacitor；The temperature relay is used to carry out relay protection to the radiator.
- 8. light rail auxiliary power module according to claim 1, it is characterised in that the radiator is heat-pipe radiator, There is the groove for being used for placing heat pipe on the substrate.
- 9. light rail auxiliary power module according to claim 1, it is characterised in that also including the auxiliary plate of driving plate, the drive Dynamic plate mainboard is connected with the insulated gate bipolar transistor by the auxiliary plate of the driving plate.
- 10. a kind of light rail AuCT, it is characterised in that including the light rail auxiliary power described in claim any one of 1-9 Module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711174566.6A CN107769587A (en) | 2017-11-22 | 2017-11-22 | A kind of light rail auxiliary power module and light rail AuCT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711174566.6A CN107769587A (en) | 2017-11-22 | 2017-11-22 | A kind of light rail auxiliary power module and light rail AuCT |
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| CN107769587A true CN107769587A (en) | 2018-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711174566.6A Pending CN107769587A (en) | 2017-11-22 | 2017-11-22 | A kind of light rail auxiliary power module and light rail AuCT |
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| GB2570462A (en) * | 2018-01-24 | 2019-07-31 | Moog Unna Gmbh | Cabinet comprising heat pipes |
| CN113659807A (en) * | 2021-08-18 | 2021-11-16 | 中车青岛四方车辆研究所有限公司 | DC/DC module and high-frequency auxiliary converter equipment with same |
| CN113728537A (en) * | 2019-04-25 | 2021-11-30 | 美国轮轴制造公司 | Electric drive module |
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