CN207573246U - 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
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- CN207573246U CN207573246U CN201721572988.4U CN201721572988U CN207573246U CN 207573246 U CN207573246 U CN 207573246U CN 201721572988 U CN201721572988 U CN 201721572988U CN 207573246 U CN207573246 U CN 207573246U
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Abstract
The utility model provides a kind of light rail auxiliary power module and light rail AuCT.The light rail auxiliary power module of the utility model, including：Radiator, composite bus bar and the first frame, radiator include substrate and radiating fin, and bottom and the substrate of the first frame are detachably connected, and the first frame 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 on substrate；Surging capacitance is connected on composite bus bar, surging capacitance is electrically connected with insulated gate bipolar transistor；Support Capacitor, driving plate mainboard and wire connection terminal are connected on first frame, Support Capacitor and driving plate mainboard are electrically connected with insulated gate bipolar transistor, and wire connection terminal is used to draw cable.Light rail auxiliary power module and light rail AuCT, integral layout provided by the utility model are compact-sized so that the component concentrated setting on light rail auxiliary power module, occupied space are few.
Description
Technical field
The utility model is related 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 high-speed EMUs,
Locomotive, inter-city train and light rail traction and the requirement of AuCT are higher and higher.The power of light rail AuCT compared with
Greatly, 70kVA can generally be reached, the purpose is to which the dc bus input electricity of 750V to be converted into the three-phase alternating current of 380V, wherein
The component 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) wave, it exports after filtered reactor and isolating transformer.
At present, the spreader surface installation IGBT on light rail auxiliary power module, the corresponding driving plates of IGBT pass through stent
Mounted on the top of IGBT, IGBT, driving plate and radiator are integrated on light rail auxiliary power module at this time and (IGBT, busbar, is dashed forward
Wave capacitance 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 be connected behind the corresponding position of converter cabinet with copper bar or cable, discharge resistance is arranged separately in converter cabinet body
It is connect 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, occupy
Space is more, causes the waste of converter cabinet inner space.
Utility model content
The utility model provides a kind of light rail auxiliary power module and light rail AuCT, on light rail auxiliary power module
Component concentrated setting, occupied space is few.
The utility model provides a kind of light rail auxiliary power module, including：Radiator, composite bus bar and the first frame,
Radiator includes substrate and radiating fin, and bottom and the substrate of the first frame are detachably connected, and the first frame is trapped among compound mother
Exclusive side；
The insulated gate bipolar transistor and insulated terminal being electrically connected to each other are connected on substrate；
Surging capacitance is connected on composite bus bar, surging capacitance is electrically connected with insulated gate bipolar transistor；
Support Capacitor, driving plate mainboard and wire connection terminal are connected on first frame, Support Capacitor and driving plate mainboard are equal
It is electrically connected with insulated gate bipolar transistor, wire connection terminal is used to draw cable.
Light rail auxiliary power module provided by the utility model, the first frame include pillar and installing plate, and installing plate leads to
Pillar is crossed to be arranged at intervals, and installing plate is consistent with the direction of substrate with substrate；
Circuit board mounting box, capacitive insulation snap ring, voltage sensor are connected on installing plate, voltage sensor is used to detect
The voltage at Support Capacitor both ends, for fixing Support Capacitor, circuit board mounting box drives for installing for the inside of capacitive insulation snap ring
Movable plate mainboard.
Light rail auxiliary power module provided by the utility model, the quantity of capacitive insulation snap ring is two, and two capacitances are exhausted
Edge snap ring is located at the opposite sides in the first frame width direction respectively, and the outside of capacitive insulation snap ring is connect with the first frame.
Light rail auxiliary power module provided by the utility model further includes the second frame of plate, the quantity of the second frame
It it is two, two the second frames are located at the side for being equipped with capacitive insulation snap ring of the first frame respectively；
Second frame is arranged on the side far from the first frame of capacitive insulation snap ring, and the first end of the second frame is with dissipating
The substrate connection of hot device, the second end of the second frame are connect with the first frame, and encirclement is collectively formed with the side with the first frame
The housing of Support Capacitor, capacitive insulation snap ring are connect with the second frame.
Light rail auxiliary power module provided by the utility model is provided with consistent first logical of multiple directions on second frame
Hole, 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 utility model, further includes protective plate, and protective plate is located at driving plate mainboard
Top, protective plate are connect with the first frame.
Light rail auxiliary power module provided by the utility model, further includes discharge resistance, temperature relay and temperature sensing
Device, discharge resistance, temperature relay and temperature sensor are respectively positioned on the substrate of radiator；
Discharge resistance is electrically connected with Support Capacitor；
Temperature relay is used to carry out relay protection to radiator.
Light rail auxiliary power module provided by the utility model, radiator are heat-pipe radiator, have to put on substrate
Put the slot of heat pipe.
Light rail auxiliary power module provided by the utility model further includes the auxiliary plate of driving plate, driving plate mainboard and insulated gate
Bipolar transistor is connected by the auxiliary plate of driving plate.
The utility model 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 utility model, by setting radiator, compound
Busbar and the first frame, bottom and the substrate of the first frame are detachably connected, and the first frame is trapped among on the outside of composite bus bar, heat dissipation
The insulated gate bipolar transistor and insulated terminal being electrically connected to each other are connected on the substrate of device, the first frame is connected with support electricity
Appearance, driving plate mainboard and wire connection terminal, light rail auxiliary power module integral layout are compact-sized so that light rail auxiliary power module
On component concentrated setting, occupied space is few.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is made simply to introduce, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of structure diagram of one embodiment of light rail auxiliary power module of the utility model；
Fig. 2 is radiator, insulated gate bipolar crystal in a kind of one embodiment of light rail auxiliary power module of the utility model
The structure diagram of pipe and insulated terminal；
Fig. 3 is a kind of structure diagram of another embodiment of light rail auxiliary power module of the utility model；
Fig. 4 is a kind of front view of another embodiment of light rail auxiliary power module of the utility model；
Fig. 5 is the structure diagram of the first frame in a kind of another embodiment of light rail auxiliary power module of the utility model；
Fig. 6 is the structure diagram of the second frame in a kind of another embodiment of light rail auxiliary power module of the utility model；
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 utility model
Figure；
Fig. 8 is radiator, the auxiliary plate of driving plate, insulation in a kind of another embodiment of light rail auxiliary power module of the utility model
Grid bipolar transistor, discharge resistance, temperature relay and temperature sensor structure diagram；
Fig. 9 is the heat spreader structures schematic diagram in a kind of another embodiment of light rail auxiliary power module of the utility model.
Reference sign：
1- radiators；101- substrates；102- radiating fins；103- slots；
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 capacitances；
The first frames of 10-；1001- pillars；1002- installing plates；1003- fourth holes；1004- baffles；
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 second frames of 19-；The first tablets of 1901-；The second tablets of 1902-；1903- third tablets；1904- fourth panels；
The 5th tablets of 1905-；The 6th tablets of 1906-；The 7th tablets of 1907-；The 8th tablets of 1908-；The 9th tablets of 1909-；19010-
Second connecting hole；19011- first through hole；19012- fifth holes.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
The utility model embodiment provides a kind of light rail auxiliary power module.Fig. 1 is a kind of light rail auxiliary of the utility model
The structure diagram of one embodiment of power module；Fig. 2 is to be dissipated in a kind of one embodiment of light rail auxiliary power module of the utility model
The structure diagram of hot device, insulated gate bipolar transistor and insulated terminal.As depicted in figs. 1 and 2, it is provided in this embodiment light
Rail auxiliary power module, including radiator 1,8 and first frame 10 of composite bus bar；
Wherein, radiator 1 includes substrate 101 and radiating fin 102,
The bottom of first frame 10 is detachably connected with substrate 101, and the first frame 10 is trapped among 8 outside of composite bus bar, multiple
Busbar 8 is closed close to substrate 101.
The insulated gate bipolar transistor 3 being electrically connected to each other and insulated terminal 7 are connected on substrate 101；Specifically, substrate
On 101 there is the first connecting hole, insulated gate bipolar transistor 3 and insulated terminal 7 to connect by first on bolt and substrate 101
It connects hole to connect with substrate 101,7 convenient disassembly of insulated gate bipolar transistor 3 and insulated terminal after connection can also use it
Its connection 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 wave, insulated gate bipolar transistor 3 with
Two-phase direct-flow input end electrical connection on insulated terminal 7.
On insulated terminal 7 there is three-phase alternating current output terminal and two-phase direct-flow input end, make main circuit line by unified position
Insulated terminal 7 is drawn.
Surging capacitance 9 is connected on composite bus bar 8, surging capacitance 9 is electrically connected with insulated gate bipolar transistor 3, surging
Capacitance 9 is used for the work spike of absorbent insulation grid bipolar transistor 3, prevents damage 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 selects conduction
The excellent metal of rate such as fine copper, brass and aluminium alloy, the insulating layer of composite bus bar 8 select dielectric coefficient and the high material of breakdown voltage
Expect such as epoxy, polyester and aramid fiber.
First frame 10 is connected with Support Capacitor 13, driving plate mainboard 15 and wire connection terminal 17, Support Capacitor 13 and driving
Plate mainboard 15 is electrically connected with insulated gate bipolar transistor 3, before Support Capacitor 13 is for connecting insulated gate bipolar transistor 3
Input side is held, wire connection terminal 17 can be the plug and socket of twelve-core, and wire connection terminal 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 connect with Support Capacitor 13.
During light rail auxiliary power module installation provided in this embodiment, the radiating fin 102 of radiator 1 is put into downside,
Substrate 101 is made to be 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 is electrically connected after passing through composite bus bar 8 with surging capacitance 9；
Support Capacitor 13, driving plate mainboard 15 and wire connection terminal 17 are connected on the first frame 10, insulated gate bipolar is brilliant
The cable of body pipe 3 is electrically connected after passing through composite bus bar 8 with Support Capacitor 13 and driving plate mainboard 15；
The bottom of first frame 10 is removably attachable on substrate 101.
The utility model embodiment provides a kind of light rail auxiliary power module, by setting radiator, composite bus bar and the
One frame, bottom and the substrate of the first frame are detachably connected, and the first frame is trapped among on the outside of composite bus bar, the substrate of radiator
On be connected with the insulated gate bipolar transistor and insulated terminal being electrically connected to each other, the first frame is connected with Support Capacitor, driving
Plate mainboard and wire connection terminal, light rail auxiliary power module integral layout are compact-sized so that the member on light rail auxiliary power module
Device concentrated setting, occupied space are few.
On the basis of above-described embodiment, another light rail auxiliary power module is present embodiments provided, Fig. 3 is new for this practicality
A kind of structure diagram of another embodiment of light rail auxiliary power module of type；Fig. 4 is a kind of light rail auxiliary power of the utility model
The front view of another embodiment of module；Fig. 5 is the first frame in a kind of another embodiment of light rail auxiliary power module of the utility model
The structure diagram of frame；Fig. 6 is the structure of the second frame in a kind of another embodiment of light rail auxiliary power module of the utility model
Schematic diagram；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 utility model
Figure.Specifically, as shown in Fig. 3-Fig. 7, light rail auxiliary power module provided in this embodiment, the first frame 10 includes pillar
1001 and installing plate 1002, installing plate 1002 be arranged at intervals by pillar 1001 and substrate 101, and installing plate 1002 and substrate
101 direction is consistent；
Circuit board mounting box 16, capacitive insulation snap ring 14, voltage sensor 11 are connected on 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 to detect the voltage at 13 both ends of Support Capacitor, and the inside of capacitive insulation snap ring 14 is used to fix Support Capacitor 13,
Circuit board mounting box 16 for installing driving plate mainboard 15, circuit board mounting box 16 can effectively ensure between circuit board and
Circuit board is to the insulation performance of casing.
As a kind of optional mode, specifically, as shown in figure 5, the first frame 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 1004, baffle are connected on installing plate 1002
1004 settings two, two baffles 1004 are oppositely arranged, and two baffles 1004 are set along the width direction of installing plate 1002；
Several fourth holes 1003 for fixed cable can also be set on pillar 1001.
Can mutually be put together by the first frame 10 that pillar 1001, installing plate 1002 and baffle 1004 form, i.e.,
Pillar 1001, installing plate 1002 and baffle 1004 mutually splice or pillar 1001, installing plate 1002 and baffle 1004 can
It is fixedly connected, is not limited thereto between dismantling connection or pillar 1001, installing plate 1002 and baffle 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 connect with pillar 1001, and it is wide that capacitive insulation snap ring 14 is connected to the first frame 10
The side in direction is spent, wire connection terminal 17 is located at 1004 top of baffle；
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, stepped hole 1402 be 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 frame respectively
The opposite sides of 10 width directions, and the outside of capacitive insulation snap ring 14 connect 10 with the first frame.
Connecting plate 1401 is detachably connected with pillar 1001, specifically, the side setting fluted 1403 of connecting plate 1401,
The length of groove 1403 is equal with 10 width of the first frame, 10 width direction of the first frame 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.
Light rail auxiliary power module provided in this embodiment further includes the second frame 19 of plate, as shown in fig. 6, the second frame
The quantity of frame 19 is two, and two the second frames 19 are located at the side for being equipped with capacitive insulation snap ring 14 of the first frame 10 respectively
Side；
Second frame 19 becomes shape shown in fig. 6 by bending, specifically, the second frame 19 includes vertically connecting successively
The first tablet 1901, the second tablet 1902, third tablet 1903, fourth panel 1904, the 5th tablet 1905, the 6th tablet connect
1906th, the 7th tablet 1907, the 8th tablet 1908 and the 9th tablet 1909；
Second frame 19 is arranged on the side far from the first frame 10 of capacitive insulation snap ring 14, and the of the second frame 19
One end is connect with radiator 1, i.e., the first tablet 1901 is connect with the substrate 101 of radiator 1, the second end of the second frame 19 and the
One frame 10 connects, i.e., the 8th tablet 1908 is connect with the first frame 10, and encirclement is collectively formed with the side with the first frame 10
The housing of Support Capacitor 13, capacitive insulation snap ring 14 are connect with the second frame 19.
Specifically, the second end (the 8th tablet 1908) of the second frame 19 and the baffle 1004 in the first frame 10 are detachable
Connection, optionally, the second end (the 8th tablet 1908) of the second frame 19 is bolted with baffle 1004 or the second frame
The second end (the 8th tablet 1908) of frame 19 is connected by a snap with baffle 1004, is not limited thereto.
Capacitive insulation snap ring 14 is connect with the second frame 19, as a kind of optional mode, as shown in figures 3 to 6, capacitance
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 opposite both sides of 1401 length directions, the position opposite with blind hole 1404 is provided with the second connecting hole on the second frame 19
19010, i.e. the second connecting hole 19010 is provided on the second tablet 1902, screw passes through the second connecting hole 19010 by capacitive insulation
Snap ring 14 is connect with the second tablet 1902 in the second frame 19.
Optionally, the consistent first through hole 19011 of multiple directions is provided on the second frame 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 frame 19；Handle is also used as, in mobile the utility model
Light rail auxiliary power module finger be inserted into first through hole 19011 in, facilitate carrying；Due to that can be generated when Support Capacitor 13 works
Heat can radiate to Support Capacitor 13 with first through hole 19011.
Fifth hole 19012, the spiral shell of the tail portion of Support Capacitor 13 are provided on the 7th tablet 1907 in second frame 19
Column passes through and is provided with attaching nut after fifth hole 19012 on the 7th tablet 1907, and Support Capacitor 13 is made to connect with the second frame 19
It connects.
Light rail auxiliary power module provided in this embodiment further 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；
Setting protective plate 18 avoids operator from being contacted with driving plate mainboard 15, and the effect of safeguard protection is played to operator
Fruit；Protective plate 18 is connect with the first frame 10.
Optionally, protective plate 18 is poly (methyl methacrylate) plate.
The 6th through-hole 19013 is provided on the 9th tablet 1909 in second frame 19, screw passes through the 6th through-hole 19013
Second frame 19 with protective plate 18 is connect, further increases the stability of protective plate 18.
The both ends that protective plate 18 is connect with the 9th tablet 1909 have 90 ° of a flange, protective plate 18 towards the first frame 10,
Flange covers the second frame 19 and 18 junction of protective plate.
By setting the first frame and the second frame, circuit board is pacified for light rail auxiliary power module provided in this embodiment
Mounted box, capacitive insulation snap ring and voltage sensor are integrated on the installing plate in the first frame, pass through the second frame 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, occupied space are few.
On the basis of above-described embodiment, another light rail auxiliary power module is present embodiments provided.Fig. 8 is new for this practicality
Radiator, the auxiliary plate of driving plate, insulated gate bipolar transistor, electric discharge electricity in a kind of another embodiment of light rail auxiliary power module of type
The structure diagram of resistance, temperature relay and temperature sensor；Fig. 9 is another for a kind of light rail auxiliary power module of the utility model
Heat spreader structures schematic diagram in embodiment.As shown in Figure 8 and Figure 9, light rail auxiliary power module provided in this embodiment, is also wrapped
Discharge resistance 6 is included, discharge resistance 6 is located on the substrate 101 of radiator 1, and discharge resistance 6 is electrically connected with Support Capacitor 13, electric discharge
Resistance 6 is used for after light rail shutdown, and discharge resistance 6 consumes the electricity of Support Capacitor 13 in a manner of fever, so as to support electricity
The electricity for holding 13 memories is released.
The positive-negative input end of Support Capacitor 13 is connect by composite bus bar 8 with discharge resistance 6.
Light rail auxiliary power module provided in this embodiment further 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 to detect the temperature of radiator 1.
Radiator 1 is heat-pipe radiator, and material can be aluminium section bar, have the slot for placing heat pipe on substrate 101
103 so that the even heat distribution on substrate 101, heat dissipation performance are more superior.
As a kind of optional mode, slot 103 set it is multiple, the present embodiment bracket groove 103 set five, five slots 103 divide
Cloth is connected in substrate 101 at insulated gate bipolar transistor 3, insulated terminal 7 and discharge resistance 6.
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
Direction setting is spent, as long as heat dissipation can be realized, is not limited thereto.
Light rail auxiliary power module provided in this embodiment further 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 2 indirect control insulated gate of plate 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 period production or the later stage all be easy to cause operating difficulties after sale.And light rail auxiliary provided in this embodiment
Power module, signal wire, power cord and the temperature relay 4 of voltage sensor 11 are to external connection, temperature sensor 5 to external
Line, driving plate mainboard 15 power cord all fixed by the fourth hole 1003 on installing plate 1002 across band, finally guide to
Wire connection terminal 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 position, control line is drawn outward by unified position wire connection terminal 17, and main circuit line is also by uniting
One position insulated terminal 7 is drawn outward, and wiring is convenient, and winding displacement is neat, is repaired and easy to assembly.
Light rail auxiliary power module provided in this embodiment, insulated gate bipolar transistor and the support electricity coordinated with it
Connection is completed using a monoblock busbar between appearance, discharge resistance, surging capacitance, 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
Reduce mutual manually line while spending high to the greatest extent.Integral layout is compact-sized, reduces under same power situation
The appearance and size of main circuit power cell, so as to reducing the appearance and size of current transformer and play the role of loss of weight.
The utility model additionally provides a kind of light rail AuCT, light rail AuCT provided by the utility model,
Including the light rail auxiliary power module that above-described embodiment provides, wherein, structure, operation principle and the master of light rail auxiliary power module
Function is wanted to be described in detail in the aforementioned embodiment, details are not described herein again.
Light rail AuCT provided by the utility model, including light rail auxiliary power module, by setting radiator, answering
It closes busbar and the first frame, bottom and the substrate of the first frame is detachably connected, and the first frame is trapped among on the outside of composite bus bar, dissipate
The insulated gate bipolar transistor and insulated terminal being electrically connected to each other are connected on the substrate of hot device, the first frame is connected with support
Capacitance, driving plate mainboard and wire connection terminal, light rail auxiliary power module integral layout are compact-sized so that light rail auxiliary power mould
Component concentrated setting on block, occupied space are few.By setting the first frame and the second frame, by circuit board mounting box, electricity
Hold insulation snap ring and voltage sensor is integrated on the installing plate in the first frame, pass through the second frame fixed capacity insulation snap ring
And Support Capacitor, light rail auxiliary power module integral layout are compact-sized so that the component collection on light rail auxiliary power module
Middle setting, occupied space are few.Insulated gate bipolar transistor and the Support Capacitor coordinated with it, discharge resistance, surging capacitance it
Between connection completed using a monoblock busbar, reduce 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, reduce phase while integrated level is high to the greatest extent
Manually line between mutually.Integral layout is compact-sized, and the outer of main circuit power cell is reduced under same power situation
Shape size, so as to reduce the appearance and size of current transformer and play the role of loss of weight.
In the description of the utility model specification, it is to be understood that term " first ", " second ", " top ", " width
The orientation or position relationship of the instructions such as degree ", " bottom " are based on orientation shown in the drawings or position relationship, are for only for ease of and retouch
State the utility model and simplify description rather than instruction or imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In the utility model unless specifically defined or limited otherwise, the terms such as term " installation " and " connection " should be done
It broadly understood, for example, it may be being fixedly connected or being detachably connected or integral；It can be mechanical connection, also may be used
To be electrical connection or can communicate with one another；It can be directly connected, can also be indirectly connected by intermediary, can be two
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacement, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of light rail auxiliary power module, which is characterized in that including：Radiator, composite bus bar and the first frame, the heat dissipation
Device includes substrate and radiating fin, and bottom and the substrate of first frame are detachably connected, and first frame 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 on the substrate；
Surging capacitance is connected on the composite bus bar, the surging capacitance is electrically connected with the insulated gate bipolar transistor；
Support Capacitor, driving plate mainboard and wire connection terminal, the Support Capacitor and the driving are connected on first frame
Plate mainboard is electrically connected with the insulated gate bipolar transistor, and the wire connection terminal is used to draw cable.
2. light rail auxiliary power module according to claim 1, which is characterized in that first frame 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 on the installing plate, the voltage sensor is used
In the voltage for detecting the Support Capacitor both ends, the inside 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, which is characterized 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 capacitance is exhausted
The outside of edge snap ring is connect with first frame.
4. light rail auxiliary power module according to claim 3, which is characterized in that further include the second frame of plate, institute
It is two to state the quantity of the second frame, two second frames respectively positioned at first frame to be equipped with the capacitance exhausted
The side of edge snap ring；
Second frame is arranged on the side far from first frame of the capacitive insulation snap ring, and second frame
First end and the radiator the substrate connection, the second end of second frame connect with first frame, with
The housing for surrounding the Support Capacitor, the capacitive insulation snap ring and described second are collectively formed with the side of first frame
Frame connects.
5. light rail auxiliary power module according to claim 4, which is characterized in that be provided on second frame 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, which is characterized in that further include protective plate, the protective plate
Positioned at the top of the driving plate mainboard, the protective plate is connect with first frame.
7. light rail auxiliary power module according to claim 1, which is characterized in that further include 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 is electrically connected 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, which is characterized in that the radiator is heat-pipe radiator,
There is the slot for placing heat pipe on the substrate.
9. light rail auxiliary power module according to claim 1, which is characterized in that further include the auxiliary plate of driving plate, the drive
Movable plate mainboard is connect with the insulated gate bipolar transistor by the auxiliary plate of the driving plate.
10. a kind of light rail AuCT, which is characterized in that including claim 1-9 any one of them light rail auxiliary powers
Module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721572988.4U CN207573246U (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 |
|---|---|---|---|
| CN201721572988.4U CN207573246U (en) | 2017-11-22 | 2017-11-22 | A kind of light rail auxiliary power module and light rail AuCT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207573246U true CN207573246U (en) | 2018-07-03 |
Family
ID=62691256
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721572988.4U Active CN207573246U (en) | 2017-11-22 | 2017-11-22 | A kind of light rail auxiliary power module and light rail AuCT |
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| Country | Link |
|---|---|
| CN (1) | CN207573246U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107769587A (en) * | 2017-11-22 | 2018-03-06 | 中车大连电力牵引研发中心有限公司 | A kind of light rail auxiliary power module and light rail AuCT |
| CN113659851A (en) * | 2021-08-18 | 2021-11-16 | 中车青岛四方车辆研究所有限公司 | Power module and traction converter with same |
-
2017
- 2017-11-22 CN CN201721572988.4U patent/CN207573246U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107769587A (en) * | 2017-11-22 | 2018-03-06 | 中车大连电力牵引研发中心有限公司 | A kind of light rail auxiliary power module and light rail AuCT |
| CN113659851A (en) * | 2021-08-18 | 2021-11-16 | 中车青岛四方车辆研究所有限公司 | Power module and traction converter with same |
| CN113659851B (en) * | 2021-08-18 | 2023-03-14 | 中车青岛四方车辆研究所有限公司 | Power module and traction converter with same |
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