CN104333237A - Rectifying unit structure - Google Patents
Rectifying unit structure Download PDFInfo
- Publication number
- CN104333237A CN104333237A CN201410641069.2A CN201410641069A CN104333237A CN 104333237 A CN104333237 A CN 104333237A CN 201410641069 A CN201410641069 A CN 201410641069A CN 104333237 A CN104333237 A CN 104333237A
- Authority
- CN
- China
- Prior art keywords
- water
- radiator
- pipe
- row
- rectification unit
- 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.)
- Pending
Links
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 invention discloses a rectifying unit structure. The rectifying unit structure comprises a frame, a rectifying bridge unit and a water cooling pipeline system, wherein the frame comprises upper and lower base plates and side plates on the two sides; the rectifying bridge unit is in a press string form, and comprises a top peg, a guide sleeve, a disc spring, a gasket, an insulating disc, a water-cooled radiator, a diode, a top column, a bus bar and a discharge resistor; the water cooling pipeline system comprises a quick joint, a water inlet and outlet passage, a pipeline, a pipe joint and a sealing member. The rectifying unit structure has the advantages that the power device, the radiating device, the bus bar and the like are arranged in the frame by the unit through a press string mechanism, the structure is more compact and attractive, the disassembly, assembly and maintenance are facilitated, the conductive contact is more uniform, and the electric performance is good; the radiating mode is water-cooled radiating, the radiating capacity is high, and the high-power radiating requirement can be met; the water cooling pipeline system is arranged on the outer side of the unit, is good in sealing, convenient to disassemble and assemble and an interface can be quickly plugged and pulled; the bus bar is skilful and rational in design, and the insulation protection is safe and reliable.
Description
Technical field
The present invention relates to a kind of rectification unit structure, particularly relate to a kind of rectification unit structure for high-power frequency conversion field.
Background technology
Along with the development of power electronic technology, the performance of power component is constantly upgraded, and size is also increasing.The reliable contacts of integrally-built space layout, conductive contact surfaces, the heat-sinking capability of radiator are particularly important for the impact of electric property.Usually, the topology layout of rectification unit is generally simply install fixing by rectifier cell and radiating element, then forms rectification circuit by electrical connection.The shortcoming that this structure exists is, layout is simple, and overall space takies greatly, and electrical connection is complicated, and dismounting is safeguarded inconvenient, and the large heat-sinking capability of entity radiator volume that part adopts is not strong, causes the waste in loss increase and space.Meanwhile, the rectification unit structure of a kind of integral press mounting formula water-cooling in the past used is, by several screw rods, rectifier cell is press-fited into open entirety, and water-cooled pipeline is distributed in outer form, and same space availability ratio is not high.And outstanding problem is, the conductive contact surfaces discontinuity of this structure, is easy to cause loose contact or by rectifier cell compressive strain, directly affecting electric property even burns out element.Therefore, rational rectification unit structure is the necessary condition that rectifying installation is well run.
Summary of the invention
For overcoming the deficiencies in the prior art, the object of this invention is to provide a kind of rectification unit structure, meet compact conformation simultaneously, dismounting is simple, part placement is reasonable, conducting surface and cooling surface contacts is even, electric property is good, insulate reliable semiclosed modular construction.
For achieving the above object, the present invention is achieved through the following technical solutions:
A kind of rectification unit structure, comprise framework, rectifying bridge unit, water-cooled pipe-line system, it is characterized in that, described rectifying bridge unit, water-cooled pipeline system bits are in lower portion, rectifying bridge unit comprises diode, radiator and resistance, and diode, radiator are spaced and become pressure string form by hold-down mechanism coaxial positioning; Water-cooled pipe-line system achieves between radiator by water pipe head and connecting tube, radiator and rectification unit water inlet pipe, outlet pipe connection; Busbar comprises three-phase alternating current input row, direct-flow positive pole row, direct current negative pole row, resistance connection row, and resistance is arranged on direct current negative pole row, connects row be connected with circuit by resistance.
Described hold-down mechanism comprises provides pretightning force parts, guiding parts, elastomeric element, positioning element, support component, be positioned at the pressure string top bolt of side, directed pretightning force that guide pin bushing provides mechanism, disc spring between top bolt, guide pin bushing provides elastic load and pretension stroke, framework side plate plays mechanism supports effect, and each overall device press-fits in lower portion by the fore-set and the shop bolt that are positioned at pressure string opposite side.
Described water-cooled pipe-line system comprises snap joint, tube head, water channel (7), water channel (8), water pipe (9), water pipe (10), water pipe (11), water pipe head, water channel (8) is rectification unit water inlet water knockout drum, water channel (7) is rectification unit delivery port water knockout drum, and water route is divided into two branch roads in parallel by two water knockout drums; In branch road, the water route of each radiator is series connection.
Compared with prior art, advantage of the present invention is:
1 modularized design, by diode and radiator press-fit entirety and water-cooled pipeline is arranged in lower portion, form integral unit, structure be compacter, attractive in appearance, be convenient to dismounting and safeguard.
2 press mounting structures are more reasonable, and by pressure string and frame set integrally structure, coaxial positioning press-fits, axle center place apply pretightning force, by pad and fore-set pretightning force is dispersed, make diode, radiator contact-making surface uniform force, guarantee electric property, structural strength is high.
The mode of 3 employing water-coolings, the water route design of radiator is ingenious, and line arrangement is reasonable, and heat-sinking capability is strong, good seal; Intake-outlet adopts snap joint, maintains easily.
4 by the layout of diode and reasonably busbar design, and make rectification circuit simply clear, insulation protection is safe and reliable, decreases unnecessary loss.
Accompanying drawing explanation
Fig. 1 is rectification unit structural representation.
Fig. 2 is rectification unit structural representation.
Fig. 3 is rectifying bridge unit schematic diagram.
Fig. 4 is rectification unit bottom schematic view.
In figure: 1-compresses side plate 2-upper plate 3-and compresses side plate 4-lower plate 5-snap joint 6-tube head, (attached sealing ring) 7-water channel 8-water channel 9-water pipe 10-water pipe 11-water pipe 12-water pipe head, (attached sealing ring) 13-pushes up bolt 14-guide pin bushing 15-disc spring 16-pad 17-insulation board 18-radiator 19-diode 20-fore-set 21-positive pole row 22-and exchanges input row 23-negative pole row 24-resistance 25-and connect row 26-and connect row 27-and connect row 28-packing ring
Embodiment
Below in conjunction with Figure of description, the present invention is described in detail, but it should be noted that enforcement of the present invention is not limited to following execution mode.
See Fig. 1, rectification unit framework comprises compression side plate 1, upper plate 2, compresses side plate 3, lower plate 4.Compress between side plate 1, compression side plate 3 and upper plate 2, lower plate 4 and adopt high strength exploitation; Compress side plate 1, compression side plate 3 is provided with groove, the basis of proof strength effectively alleviates construction weight, is provided with installing hole and the pin hole of Ya Chuan mechanism simultaneously; Upper plate 2 is provided with the installing hole of water channel 7; Lower plate 4 is provided with the installing hole of water channel 8; Upper plate 2, lower plate 4 are all provided with the inner tooling hole excessively installed of convenience; Lower plate 4 is provided with the fixed installation hole of rectification unit and the packing ring 28 of bottom; Packing ring 28 adopts composite material to make, and plays buffering, supports and the effect of slide block.
See Fig. 2, the water-cooled pipe-line system of rectification unit comprises snap joint 5, tube head 6, water channel 7, water channel 8, water pipe 9, water pipe 10, water pipe 11, water pipe head 12.Each tube head 6, water pipe head 12 inside have the sealing ring of dimension; Water route, as rectification unit intake-outlet water knockout drum, is divided into two branch roads in parallel by water channel 7, water channel 8; Water pipe 9, water pipe 10, water pipe 11 by between water channel 7 and radiator 18, radiator 18, radiator 18 connects into two-way branch road respectively with water channel 8, in branch road, the water route of each radiator 18 is series connection.Cooling water enters radiator inside by water inlet water channel 8, water pipe 10, enters the next radiator be communicated with inner, compact conformation, good heat dissipation effect from radiator internal cavities by the water pipe 11 be connected.
See Fig. 3, rectifying bridge unit comprises top bolt 13, guide pin bushing 14, disc spring 15, pad 16, insulation board 17, radiator 18, diode 19, fore-set 20, positive pole row 21, exchanges input row 22, negative pole row 23, resistance 24, connects row 25, connects row 26, connects row 27.Unit forms Ya Chuan mechanism by radiator 18, diode 19 being press-fited to be fixed in framework with axial compression string form.Wherein push up the directed pretightning force that bolt 13, guide pin bushing 14 provide mechanism; Disc spring 15 provides elastic load and pretension stroke; Compress side plate 1, compression side plate 3 plays mechanism supports effect; Pad 16, fore-set 20 are by pretightning force dispersion on the contact surface; Insulation board 17 makes to insulate between rectification circuit and framework, is designed to umbrella skirt construction for increasing creepage distance; At each member center, pin is housed and realizes overall coaxial positioning; Radiator 18 and diode 19 interval are arranged, seven radiators 18 and six diodes 19 press-fit bunchiness altogether, wherein, two diodes 19 and all the other cathode and anode directions of four is contrary, and connects into rectification circuit by positive pole row 20, interchange input row 22, negative pole row 23; Resistance 24 is mounted on negative pole row 23, is connected with circuit by connection row 25, connection row 26, connection row 27; Positive pole row 21, interchange input row 22, negative pole row 23 and are connected row 26 and heat-shrinkable T bush be housed to reach the object of insulation protection.
The present invention has the following advantages compared with original rectifier structure:
Claims (3)
1. a rectification unit structure, comprise framework, rectifying bridge unit, water-cooled pipe-line system, it is characterized in that, described rectifying bridge unit, water-cooled pipeline system bits are in lower portion, rectifying bridge unit comprises diode, radiator and resistance, and diode, radiator are spaced and become pressure string form by hold-down mechanism coaxial positioning; Water-cooled pipe-line system achieves between radiator by water pipe head and connecting tube, radiator and rectification unit water inlet pipe, outlet pipe connection; Busbar comprises three-phase alternating current input row, direct-flow positive pole row, direct current negative pole row, resistance connection row, and resistance is arranged on direct current negative pole row, connects row be connected with circuit by resistance.
2. a kind of rectification unit structure according to claim 1, it is characterized in that, described hold-down mechanism comprises provides pretightning force parts, guiding parts, elastomeric element, positioning element, support component, be positioned at the pressure string top bolt of side, directed pretightning force that guide pin bushing provides mechanism, disc spring between top bolt, guide pin bushing provides elastic load and pretension stroke, framework side plate plays mechanism supports effect, and each overall device press-fits in lower portion by the fore-set and the shop bolt that are positioned at pressure string opposite side.
3. a kind of rectification unit structure according to claim 1, it is characterized in that, described water-cooled pipe-line system comprises snap joint, tube head, water channel (7), water channel (8), water pipe (9), water pipe (10), water pipe (11), water pipe head, water channel (8) is rectification unit water inlet water knockout drum, water channel (7) is rectification unit delivery port water knockout drum, and water route is divided into two branch roads in parallel by two water knockout drums; In branch road, the water route of each radiator is series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410641069.2A CN104333237A (en) | 2014-11-13 | 2014-11-13 | Rectifying unit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410641069.2A CN104333237A (en) | 2014-11-13 | 2014-11-13 | Rectifying unit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104333237A true CN104333237A (en) | 2015-02-04 |
Family
ID=52407909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410641069.2A Pending CN104333237A (en) | 2014-11-13 | 2014-11-13 | Rectifying unit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104333237A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106301008A (en) * | 2016-08-31 | 2017-01-04 | 卧龙电气集团辽宁荣信电气传动有限公司 | A kind of water-cooling frequency converter rectification module structure |
| CN109217641A (en) * | 2018-11-15 | 2019-01-15 | 荣信汇科电气技术有限责任公司 | A kind of transducer power unit module of open frame structure |
| CN110994957A (en) * | 2019-12-26 | 2020-04-10 | 荣信汇科电气技术有限责任公司 | Water-cooled four-quadrant variable frequency power unit based on crimping type IEGT |
| CN111128923A (en) * | 2019-11-26 | 2020-05-08 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Diode module |
| EP3723260A1 (en) * | 2019-04-12 | 2020-10-14 | TenneT TSO GmbH | Plug-in converter |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08331835A (en) * | 1995-05-30 | 1996-12-13 | Toshiba Corp | Semiconductor element stack |
| CN2779619Y (en) * | 2005-03-10 | 2006-05-10 | 冶金自动化研究设计院 | Tabulate electric power electron semiconductor device module |
| CN103178722A (en) * | 2013-04-07 | 2013-06-26 | 冶金自动化研究设计院 | High-capacity rectifying water-cooling power module |
-
2014
- 2014-11-13 CN CN201410641069.2A patent/CN104333237A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08331835A (en) * | 1995-05-30 | 1996-12-13 | Toshiba Corp | Semiconductor element stack |
| CN2779619Y (en) * | 2005-03-10 | 2006-05-10 | 冶金自动化研究设计院 | Tabulate electric power electron semiconductor device module |
| CN103178722A (en) * | 2013-04-07 | 2013-06-26 | 冶金自动化研究设计院 | High-capacity rectifying water-cooling power module |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106301008A (en) * | 2016-08-31 | 2017-01-04 | 卧龙电气集团辽宁荣信电气传动有限公司 | A kind of water-cooling frequency converter rectification module structure |
| CN106301008B (en) * | 2016-08-31 | 2019-04-05 | 卧龙电气集团辽宁荣信电气传动有限公司 | A kind of water-cooling frequency converter rectification module structure |
| CN109217641A (en) * | 2018-11-15 | 2019-01-15 | 荣信汇科电气技术有限责任公司 | A kind of transducer power unit module of open frame structure |
| CN109217641B (en) * | 2018-11-15 | 2024-02-20 | 荣信汇科电气股份有限公司 | Open frame construction's converter power unit module |
| EP3723260A1 (en) * | 2019-04-12 | 2020-10-14 | TenneT TSO GmbH | Plug-in converter |
| CN111128923A (en) * | 2019-11-26 | 2020-05-08 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Diode module |
| CN111128923B (en) * | 2019-11-26 | 2021-04-30 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Diode module |
| CN110994957A (en) * | 2019-12-26 | 2020-04-10 | 荣信汇科电气技术有限责任公司 | Water-cooled four-quadrant variable frequency power unit based on crimping type IEGT |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104333237A (en) | Rectifying unit structure | |
| WO2017050189A1 (en) | Large-component igbt press fitting unit | |
| CN210326909U (en) | Waterproof plug-in bus duct | |
| CN202260333U (en) | Low-voltage bus way with aluminum alloy shell | |
| CN204205986U (en) | A kind of rectification unit structure | |
| CN207706065U (en) | A kind of high power water cooling power cell | |
| CN201818935U (en) | Insulating flange | |
| CN203690282U (en) | Novel insulating pulling tape type thyristor device | |
| CN105655895A (en) | Seabed medium-voltage direct-current power distribution device | |
| CN105428346A (en) | Multi-stage H bridge series connection valve section composed of crimping type IGBTs | |
| CN203352457U (en) | Power module unit of energy storage converter | |
| CN210576189U (en) | Storage battery wiring terminal | |
| CN203279350U (en) | MOSFET power switch modular component | |
| CN201966201U (en) | Cooling device of high power part | |
| CN115296086A (en) | Quick network cable connector of mining high-voltage vacuum power distribution device | |
| CN204068143U (en) | A kind of bus-bar slot connecting apparatus | |
| CN106301008B (en) | A kind of water-cooling frequency converter rectification module structure | |
| CN217607163U (en) | Laminated busbar for coal mine environment | |
| CN110061630B (en) | Locomotive rectifying device | |
| CN206041430U (en) | T type high pressure horizontal bus groove elbow | |
| CN107732474B (en) | A kind of complete prefabricated high direct voltage insulating tube type busbar connector | |
| CN202333710U (en) | Lightening protection earthing rod | |
| CN206060557U (en) | A kind of water-cooling frequency converter inversion module structure | |
| CN212137213U (en) | Efficient heat-dissipation waterproof bus duct | |
| CN203850441U (en) | Multifunctional electric power connection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150204 |
|
| WD01 | Invention patent application deemed withdrawn after publication |