CN106921300B - A kind of bridge arm damping module and the converter valve with the bridge arm damping module - Google Patents
A kind of bridge arm damping module and the converter valve with the bridge arm damping module Download PDFInfo
- Publication number
- CN106921300B CN106921300B CN201710093191.4A CN201710093191A CN106921300B CN 106921300 B CN106921300 B CN 106921300B CN 201710093191 A CN201710093191 A CN 201710093191A CN 106921300 B CN106921300 B CN 106921300B
- Authority
- CN
- China
- Prior art keywords
- radiator
- insulation board
- bridge arm
- mouth
- damping module
- 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.)
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Links
- 238000013016 damping Methods 0.000 title claims abstract description 36
- 238000009413 insulation Methods 0.000 claims abstract description 50
- 238000009434 installation Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000012856 packing Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- H05K7/20—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
- H05K7/20927—Liquid coolant without phase change
Abstract
The present invention relates to a kind of bridge arm damping module and the converter valve with the bridge arm damping module, bridge arm damping module includes radiator, lamina tecti is provided with above radiator, the upper surface of radiator is provided with the mouth of a river, the insulation board equipped with outside electrical part is provided in at least side plate face of radiator, the waterpipe jointing communicated with the mouth of a river is provided on the lamina tecti, on the insulation board or the waterpipe jointing of lamina tecti closes on the side of insulation board and is provided with structure sluice structure, structure sluice structure is arranged in side by closing on insulation board in the water pipe head of insulation board or lamina tecti, can guarantee leak from the leak at waterpipe jointing can the guidance through gutter channel from lamina tecti flow upwardly to radiator before and after side plate flow out, leak is avoided to flow on the outside of radiator between electrical part, it is relatively simple for structure.
Description
Technical field
The present invention relates to a kind of bridge arm damping module and the converter valve with the bridge arm damping module.
Background technique
Currently, during Multi-end flexible direct current transmission engineering operation, for the clear maximally efficient solution of DC Line Fault
Certainly mode is to seal in damping module in bridge arm, it can be achieved that change of current station failure quickly isolates to cut and do not influence the steady of other sound stations
Fixed operation.The heat dissipation of general converter valve bridge arm damping module is water cooling method, and bridge arm damping module includes radiator,
Radiator includes surrounding main body frame and the insulation board that is arranged at left and right sides of main body frame, and insulation board and main body frame constitute case
Formula structure is provided at the upper head plate of main body frame and is equipped with external electric device on the right panel face of the insulation board on right side, packet
Control loop has been included, inside electrical part is installed on the left plate face of the insulation board in left side, includes IGBT element, normal
In use, have due to seal it is insecure caused by drainage, when leak is more, water flow is square on a heat sink by setting
Lamina tecti flow direction is located at the shield side on the outside of control loop, due to inevitably having dress between shield and lamina tecti
With gap, leak is caused to be penetrated on the main body frame of radiator, and then flow between the outside electrical part of insulation board, causes module
Short circuit the problems such as.
Summary of the invention
The purpose of the present invention is to provide a kind of bridge arm damping modules, are easy to flow to outside to solve leak in the prior art
The problem of between the electrical part of side；The object of the invention is also to provide a kind of converter valves with the bridge arm damping module.
To achieve the above object, the technical solution of bridge arm damping module of the present invention is: a kind of bridge arm damping module, including outer
Side electrical part and top are provided with the radiator at the mouth of a river, are provided at least one side of radiator for the outside electricity
The insulation board of device installation, is provided with for preventing the leak at the mouth of a river along radiator between the mouth of a river and outside electrical part
Top flows to the top gutter channel of the outside electrical part.
Top gutter channel is formed between insulation board and radiator.
Tip bevel is provided at the top of the insulation board, the tip bevel of insulation board and the respective side of radiator are total
It is same to surround the top gutter channel.
Radiator includes the left radiator and right radiator of split left and right setting, further includes being arranged in left and right radiator
The lamina tecti at top, the top gutter channel are surrounded by the respective side of the tip bevel and lamina tecti.
Side slope mouth, the phase of side slope mouth and radiator are provided at least one side plate of the front and back side plate of the insulation board
Side is answered to surround effluent sink jointly, the effluent sink is communicated with the corresponding notch of top gutter channel.
The technical solution of converter valve of the present invention is: converter valve, including bridge arm damping module, and bridge arm damping module includes outside
Electrical part and top are provided with the radiator at the mouth of a river, are provided at least one side of radiator for the outside electric appliance
The insulation board of part installation, is provided with for preventing the leak at the mouth of a river along radiator top between the mouth of a river and outside electrical part
Portion flows to the top gutter channel of the outside electrical part.
Top gutter channel is formed between insulation board and radiator.
Tip bevel is provided at the top of insulation board, the tip bevel of insulation board and the respective side of radiator are enclosed jointly
At the top gutter channel.
Radiator includes the left radiator and right radiator of split left and right setting, further includes being arranged in left and right radiator
The lamina tecti at top, the top gutter channel are surrounded by the respective side of the tip bevel and lamina tecti.
Side slope mouth, the corresponding side of side slope mouth and radiator are provided at least one side plate of the front and back side plate of insulation board
Face surrounds effluent sink jointly, and the effluent sink is communicated with the corresponding notch of top gutter channel.
The beneficial effects of the present invention are: compared with the prior art, bridge arm damping module according to the present invention, including heat dissipation
Device is provided with lamina tecti above radiator, and the upper surface of radiator is provided with the mouth of a river, sets in at least side plate face of radiator
It is equipped with the insulation board equipped with outside electrical part, is provided with the waterpipe jointing communicated with the mouth of a river, the insulation board on the lamina tecti
The side that upper or lamina tecti waterpipe jointing closes on insulation board is provided with structure sluice structure, passes through the water in insulation board or lamina tecti
Pipe fitting closes on the side setting structure sluice structure of insulation board, and can guarantee can be through flowing from the leak at waterpipe jointing in leak
The guidance of sink flows upwardly to the front and back side plate outflow of radiator from lamina tecti, avoid leak flow on the outside of radiator electrical part it
Between, it is relatively simple for structure.
Detailed description of the invention
Fig. 1 is bridge arm damping module specific embodiment structural schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram of lamina tecti in Fig. 1；
Fig. 3 is the assembling structure schematic diagram of lamina tecti and water pipe head in Fig. 1；
Fig. 4 is ring structure schematic diagram in Fig. 3；
Fig. 5 is the A direction view of Fig. 4；
Fig. 6 is bridge arm damping module water (flow) direction schematic diagram of the present invention；
Fig. 7 is panel structure schematic diagram in Fig. 6；
Fig. 8 is that one of assembly of insulation board, lamina tecti and radiator in bridge arm damping module embodiment of the present invention is shown
It is intended to；
Fig. 9 is another assembly signal of insulation board, lamina tecti and radiator in bridge arm damping module embodiment of the present invention
Figure.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of bridge arm damping module of the invention, as shown in Figures 1 to 9, the bridge arm damping module include electricity
Resistance 1, IGBT element 3, radiator, outlet copper bar 4, by-pass switch 5, control loop 7, shield 8 and pedestal 6 etc..Wherein, it dissipates
Thermal includes spaced two radiators of split left and right, further include be arranged in two radiator upper ends for connect two
The lamina tecti of a radiator, radiator 2 are plate radiator, and IGBT element 3 is mounted in the inside plate face of the radiator 2 on right side
Inside electrical part is constituted, insulation board 21 is provided in the outside plate face of radiator 2, outside electric appliance is installed on insulation board 21
Part, outside electrical part include control loop 7 etc., and outlet copper bar 4, outlet copper bar 4 and IGBT element 3 are connected on IGBT element 3
The surface of separate radiator be fitted and connected, the resistance 1 is connect with IGBT element 3 by 4 respective terminal of outlet copper bar.The bridge
Arm damping module further includes that two supporting tracks 9, IGBT element 3 and by-pass switch 5 are solid side by side along the extending direction of supporting track 9
Surely it is mounted on the base, for pedestal slidable fit in one end of two supporting tracks, resistance fixing assembling is another in two supporting tracks
End.
In the present embodiment, lamina tecti is metal plate, and in other embodiments, lamina tecti may be insulation board, top cover
Plate can not play heat dissipation, it is only for connect two radiators or be covered on two radiators to realize protection
The inside electrical part of radiator.
Radiator 2 is water-cooled radiator, is provided with intake-outlet at the top of radiator, is provided in the outside plate face of radiator
For installing the insulation board of outside electrical part, wherein control loop 7 is arranged on insulation board, is provided in the outside of control loop 7
Shield 8 is used for dust-proof, anti-electromagnetic interference.Be provided on the lamina tecti 10 of the top of radiator 2 water supply pipe joint through and out
Receiving hole 13, receiving hole 13 and above-mentioned intake-outlet coaxially constitute the mouth of a river, are arranged in the receiving hole 13 useful
In preventing the water of water pipe head from leaking out and flow into the waterproof grommets 12 of inside modules.The waterproof grommet 12, which has, is used for sandwiched
First annular flange part 121 between the lower end surface of lamina tecti and the upper surface of radiator, under first annular flange part
There are two the radial direction along waterproof grommet is spaced apart deformable by lamina tecti and radiator mutual extrusion for end face setting
Ring packing platform 124, the section of ring packing platform 124 is pyramidal structure.When waterproof grommet is squeezed, due to taper knot
The lower end of the ring packing platform of structure is line contact, and the deformation of ring packing platform can be realized by lesser pressing force,
And then realize sealing, sealing effect is preferable.Waterproof grommet further includes the upper end aperture periphery for the receiving hole that lamina tecti is arranged in
The first, second annular flange portion of the second annular flange portion 122 and connection intermediate linkage section 123, the first, second annular flange
Portion and linkage section 123 constitute ring channel structures, and the section of annular groove is in I-shaped.Above-mentioned waterproof grommet is by TMC8750
Rubber die sinking is made, and first waterproof grommet can be fixed in receiving hole, then install top cover again before lamina tecti installation
Plate, and realized and sealed by annular convex platform.The inner ring radial dimension of the waterproof grommet is greater than the radial dimension of water pipe head, just
In the cargo handling process in water pipe head, installation tool is protruded into.
When leak is full of receiving hole and flows through the upper face of lamina tecti 10, water flows through the dress of lamina tecti 10 Yu shield 8
It penetrates into face to the upper surface of insulation board, the patch of the corresponding end-faces of the corresponding end-faces and radiator of insulation board 21 and lamina tecti 10
The surrounding in plywood face is provided with groove 22, and stream is collectively formed to the corresponding binding face of radiator 2 and lamina tecti 10 in groove 22
Sink structure, water (flow) direction 16 flow to the gutter channel of the junction of side plate and insulation board before and after radiator along the longitudinal direction, finally
It is discharged outside bridge arm damping module.
When leak is more, the front end of lamina tecti is provided with the water being fixed on the front end face of lamina tecti that front and back extends
Plate 15 is provided with upward flange at left and right sides of water plate, constitutes dustpan structure with water plate, can play to leak certain
Caching and buffer action, avoid splashing on the electrical part of radiator medial and lateral, prevent water flow from flowing to outlet copper bar 4 and cause short circuit.It deposits
The front end of water plate 15 is fixed on above outlet copper bar by connecting column, and water front edge of board connects other specific collection devices.
In other embodiments, groove only can be set in the upside of insulation board, groove can also be provided in insulation board
On the lamina tecti of plate face fitting；Groove can be prolonged before and after the part between the mouth of a river and insulation board by being arranged on lamina tecti
The groove stretched is formed；It can be not provided with groove, in the case where insulation board is sufficiently thick, directly opened up on the top of insulation board and side
Groove forms gutter channel；Structure sluice structure can be the structure that other pass through for water flow, such as set arc for the bevel edge of groove
Shape concave edge etc.；Gutter channel can be replaced directly by the structure sluice structure that is sticked on lamina tecti and radiator respective side, not by
The groove of insulation board is formed；The installation site of outside electrical part and inside electrical part is not unique, can mutually exchange, inside installation
Control loop, outside installation IGBT element etc..
Converter valve according to the present invention, including bridge arm damping module, the embodiment of bridge arm damping module and above-mentioned bridge arm
The embodiment of damping module is consistent, is no longer developed in details.
Claims (8)
1. a kind of bridge arm damping module, the radiator at the mouth of a river is provided with including outside electrical part and top, it is characterised in that: dissipate
The insulation board for outside electrical part installation is provided at least one side of thermal, between the mouth of a river and outside electrical part
It is provided with the top gutter channel for preventing the leak at the mouth of a river from flowing to the outside electrical part at the top of radiator；Top
Portion's gutter channel is formed between insulation board and radiator.
2. bridge arm damping module according to claim 1, it is characterised in that: be provided with top slope at the top of the insulation board
Mouthful, the tip bevel of insulation board and the respective side of radiator surround the top gutter channel jointly.
3. bridge arm damping module according to claim 2, it is characterised in that: the radiator includes split left and right setting
Left radiator and right radiator, further include the lamina tecti being arranged at the top of left and right radiator, the top gutter channel is by described
The respective side of tip bevel and lamina tecti surrounds.
4. bridge arm damping module according to claim 2 or 3, it is characterised in that: the front and back side plate of the insulation board is extremely
Lack and be provided with side slope mouth on a side plate, the respective side of side slope mouth and radiator surrounds effluent sink, the effluent jointly
Sink is communicated with the corresponding notch of top gutter channel.
5. converter valve, including bridge arm damping module, bridge arm damping module includes that outside electrical part and top are provided with dissipating for the mouth of a river
Thermal, it is characterised in that: the insulation board for outside electrical part installation is provided at least one side of radiator,
It is provided between the mouth of a river and outside electrical part for preventing the leak at the mouth of a river from flowing to the outside at the top of radiator
The top gutter channel of electrical part；Top gutter channel is formed between insulation board and radiator.
6. converter valve according to claim 5, it is characterised in that: be provided with tip bevel at the top of the insulation board, absolutely
The tip bevel of listrium and the respective side of radiator surround the top gutter channel jointly.
7. converter valve according to claim 6, it is characterised in that: the radiator includes that a left side for split left and right setting dissipates
Hot device and right radiator further include the lamina tecti being arranged at the top of left and right radiator, and the top gutter channel is by the top slope
The respective side of mouth and lamina tecti surrounds.
8. converter valve according to claim 6 or 7, it is characterised in that: at least one of the front and back side plate of the insulation board
Be provided with side slope mouth on side plate, the respective side of side slope mouth and radiator surrounds effluent sink jointly, the effluent sink with
The correspondence notch of top gutter channel communicates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093191.4A CN106921300B (en) | 2017-02-21 | 2017-02-21 | A kind of bridge arm damping module and the converter valve with the bridge arm damping module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093191.4A CN106921300B (en) | 2017-02-21 | 2017-02-21 | A kind of bridge arm damping module and the converter valve with the bridge arm damping module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106921300A CN106921300A (en) | 2017-07-04 |
| CN106921300B true CN106921300B (en) | 2019-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710093191.4A Active CN106921300B (en) | 2017-02-21 | 2017-02-21 | A kind of bridge arm damping module and the converter valve with the bridge arm damping module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106921300B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112701876B (en) * | 2019-10-22 | 2023-01-17 | 国家电网有限公司 | Converter power module and water-cooling radiator thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001136758A (en) * | 1999-11-10 | 2001-05-18 | Meidensha Corp | Cooling apparatus for pulse power supply |
| CN201726300U (en) * | 2010-07-12 | 2011-01-26 | 四川英杰电气有限公司 | Device for preventing cooling water leakage used in IGBT inverter power supply |
| CN202488338U (en) * | 2012-03-15 | 2012-10-10 | 深圳市英威腾电气股份有限公司 | Water-cooling radiator of power device and power cabinet |
| CN203313041U (en) * | 2013-06-21 | 2013-11-27 | 南京南瑞继保电气有限公司 | Flexible direct-current power transmission power module |
| CN105281545A (en) * | 2015-11-05 | 2016-01-27 | 许继电气股份有限公司 | Flexible direct-current converter valve and bridge arm damping module energy taking circuit thereof |
| CN205911958U (en) * | 2016-07-11 | 2017-01-25 | 特变电工西安柔性输配电有限公司 | Large capacity power module |
-
2017
- 2017-02-21 CN CN201710093191.4A patent/CN106921300B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001136758A (en) * | 1999-11-10 | 2001-05-18 | Meidensha Corp | Cooling apparatus for pulse power supply |
| CN201726300U (en) * | 2010-07-12 | 2011-01-26 | 四川英杰电气有限公司 | Device for preventing cooling water leakage used in IGBT inverter power supply |
| CN202488338U (en) * | 2012-03-15 | 2012-10-10 | 深圳市英威腾电气股份有限公司 | Water-cooling radiator of power device and power cabinet |
| CN203313041U (en) * | 2013-06-21 | 2013-11-27 | 南京南瑞继保电气有限公司 | Flexible direct-current power transmission power module |
| CN105281545A (en) * | 2015-11-05 | 2016-01-27 | 许继电气股份有限公司 | Flexible direct-current converter valve and bridge arm damping module energy taking circuit thereof |
| CN205911958U (en) * | 2016-07-11 | 2017-01-25 | 特变电工西安柔性输配电有限公司 | Large capacity power module |
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| Publication number | Publication date |
|---|---|
| CN106921300A (en) | 2017-07-04 |
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