CN205861805U - A kind of electronics isolated island tester for combining inverter detection - Google Patents
A kind of electronics isolated island tester for combining inverter detection Download PDFInfo
- Publication number
- CN205861805U CN205861805U CN201620815091.9U CN201620815091U CN205861805U CN 205861805 U CN205861805 U CN 205861805U CN 201620815091 U CN201620815091 U CN 201620815091U CN 205861805 U CN205861805 U CN 205861805U
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- Prior art keywords
- installing plate
- framework
- tester
- power supply
- switching power
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Abstract
The utility model discloses a kind of electronics isolated island tester for combining inverter detection, including framework, radiator and multiple installing plate, Switching Power Supply, voltage sensor, master controller, binding post, auxiliary reclay, isolating transformer, resistance, electric capacity, reactor and catalyst are installed on installing plate, radiator is installed on a mounting board, stack bus bar and multiple IGBT module are installed on radiator, in the internal side wall of framework, insulation board is installed, through there being multiple copper bar on insulation board, the end of copper bar is fixed on the insulator on framework.The layering of this utility model tester inner member and modularity make tester assemble rationally, are prone to extension maintenance and manufacture install, its structure is the compactest, has the speciality of mobility, it is possible to meet the requirement of various test site, light small and exquisite, it is easy to transfer.
Description
Technical field
This utility model relates to field of electrical equipment, a kind of electronics isolated island test for combining inverter detection
Instrument.
Background technology
Along with the rise of the development and utilization of the new forms of energy with photovoltaic, wind-power electricity generation etc. as representative, parallel network reverse technology obtains
Arrive development at a high speed.Due to fault or the reason such as artificial, combining inverter is likely to be at island operation state, pacifies the person
Entirely, equipment etc. form potential threat, therefore, combining inverter must possess the detection of reliable isolated island and defencive function.
The assay device of power electronics isolated island detection at present mainly uses adjustable RLC shunt load simulation isolated island to bear
Carry.The resistance of this load simulating device, inductance, electric capacity even load size use mechanical switch to adjust needs a lot of components and parts
Combination.
The experimental provision of isolated island detection at present mainly uses adjustable RLC shunt load to simulate island load, wherein regulates
Mode is that many mechanical switchs realize, and the active power of load passes through resistance consumption completely.This device not only life-span is low,
Cost is high, is also consumed by substantial amounts of electric energy, causes environmental pollution, and volume is big, Heavy Weight, is not easy to mobile, particularly with existing
Field isolated island detection, existing apparatus is difficult to meet requirement.
Utility model content
The purpose of this utility model is to provide a kind of electronics isolated island tester for combining inverter detection, to solve
The problem proposed in above-mentioned background technology.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of electronics isolated island tester for combining inverter detection, including framework, the first installing plate, the second installation
Plate, radiator, the 3rd installing plate and the 4th installing plate, described first installing plate and the second installing plate are fixedly mounted on the interior of framework
On the same plane on upper strata, portion, the first described installing plate is separately installed with the first Switching Power Supply, the first voltage sensor,
Two Switching Power Supplies, the 3rd Switching Power Supply and master controller, described first Switching Power Supply, the first voltage sensor are arranged on side by side
The upside of one installing plate, described master controller is fixed on the centre of the first installing plate, described second switch power supply, the 3rd switch electricity
Source is arranged on the downside of the first installing plate side by side, and described first installing plate offers the preformed hole being positioned at master controller surrounding,
It is fixed with wire casing by preformed hole on described first installing plate；
The second voltage sensor, the 4th Switching Power Supply, terminals it are sequentially installed with from top to bottom on described second installing plate
Son, auxiliary reclay, isolating transformer and resistance, described second voltage sensor is provided with at the upper parallel of the second installing plate
Multiple, described resistance is arranged with in parallel multiple in the downside of the second installing plate；
Described 3rd installing plate and the 4th installing plate are fixed in the lower layer space of framework side by side, and described radiator is arranged on
On 3rd installing plate, described radiator being provided with stack bus bar and multiple IGBT module, multiple IGBT module are female by lamination
Row links together, and described 4th installing plate is provided with multiple electric capacity, the first reactor, catalyst and the second electricity from top to bottom
Anti-device, the side of described 3rd installing plate offers multiple circular hole；
The first insulation board and the second insulation board being distributed up and down, the first insulation board are installed in the internal side wall of described framework
On through there being multiple first copper bar, through having multiple second copper bar, described first copper bar and the second copper bar on the second insulation board
End is fixed on the insulator on framework.
As further program of the utility model: the top of described framework is provided with handle, described framework by bolt
Bottom by bolt, bearing roller is installed, the front side wall of described framework is provided with appliance component by preformed hole, electricity
Device components and parts include scram button and Ethernet interface.
As further program of the utility model: the rear wall of described framework is installed with one piece of panel beating, on panel beating
Punching has air vent, and the bottom of described framework is also reserved with air vent.
As this utility model further scheme: the side on described first installing plate offers and is parallel to main control
The long lumbar hole of device.
Compared with prior art, the beneficial effects of the utility model are:
1, layering and the modularity of tester inner member of the present invention makes tester assemble rationally, is prone to extension maintenance and system
Making installation, its structure is the compactest.
2, tester of the present invention has the speciality of mobility, it is possible to meet the requirement of various test site, light small and exquisite
It is prone to transfer.
3, in tester of the present invention, each components and parts optimize electrical connection according to the flow direction of main circuit current when installing, in making
Portion's Wiring structure is the simplest.
4, the heat dissipation wind channel of tester of the present invention is provided with air inlet, air outlet and return air outlet, can make each yuan internal
Device obtains good heat radiation protection.
Accompanying drawing explanation
Fig. 1 is the right view of electronics isolated island tester.
Fig. 2 is the front view of electronics isolated island tester.
Fig. 3 is the rearview of electronics isolated island tester.
Fig. 4 is the internal structure upper strata schematic diagram of electronics isolated island tester.
Fig. 5 is the internal structure lower floor schematic diagram of electronics isolated island tester.
Fig. 6 is the internal structure backsight butted line schematic diagram of electronics isolated island tester.
In figure: 100-framework；1-handle；2-electric components；3-bearing roller；4-panel beating；5-the first installing plate；6-
One Switching Power Supply；7-the first voltage sensor；8-second switch power supply；9-the 3rd Switching Power Supply；10-master controller；11-second
Installing plate；12-the second voltage sensor；13-the 4th Switching Power Supply；14-binding post；15-auxiliary reclay；16-isolates change
Depressor；17-resistance；18-wire casing；19-radiator；20-the 3rd installing plate；21-stack bus bar；22-IGBT module；23-electric capacity；
24-the first reactor；25-catalyst；26-the second reactor；27-the 4th installing plate；28-the first copper bar；29-first insulate
Plate；31-the second insulation board；30-the second copper bar.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Shown in Fig. 1 and Fig. 2, the ectosome of this tester by framework 100, handle 1, electric components 2(include scram button and
Ethernet interface) and bearing roller 3 form, handle 1 is arranged on the top of framework 100 by bolt, and bearing roller 3 passes through spiral shell
Bolt is fixed on the bottom surveying framework 100, safe and reliable, it is simple to dismounting.Appliance component 2 is arranged on framework by reserved hole
On the front side wall of 100, equipment can be carried out the most easily running operation by outside computer by Ethernet interface, it is not necessary to opens
Cover plate.
In Fig. 3, the rear wall of framework 100 is installed with one piece of panel beating 4, and panel beating upper punch has the air vent needed for ventilation,
And also there is reserved air vent in the bottom of framework 100, by air intake and the air vent of wind outlet, the tester energy of the present invention
Well meet cooling requirements.And tester has the characteristic of movable detection, need often to move to zones of different and carry out
Measuring, tester can be received difference and be devices under testing.Therefore panel beating 4 is bolted on skeleton, isolates
High voltage bus, and this panel beating 4 is easily disassembled, facilitates staff to carry out the wiring of external cable and internal bus.
As shown in Figure 4, this tester also includes the first installing plate 5 and the second installing plate 11, and the first installing plate 5 is provided with
First Switching Power Supply the 6, first voltage sensor 7, second switch power supply the 8, the 3rd Switching Power Supply 9 and master controller 10.Due to two
Secondary components and parts are more, so master controller 10 needs a lot of share of cable to come different components and parts and controls, and master controller 10 surrounding
Being provided with the preformed hole being used for fixing wire casing 18, secondary cabling just passes through from wire casing 18.Also leave on first installing plate 5 one long
Waist hole, the first installing plate 5 being connected to upper strata to multiple IGBT module 22 of lower floor reserves cabling.
Be provided with on second installing plate 11 three the second voltage sensor the 12, the 4th Switching Power Supplies 13, binding post 14, in
Between relay 15, isolating transformer 16 and three resistance 17.For convenient consideration during mounting related components on second installing plate 11, join
There is riveting nut below the second installing plate 11, convenient fixing components and parts.Second installing plate 11 and the first installing plate 5 are in same flat
Face, the cabling of the components and parts on the second installing plate 11 also passes through wire casing 18, so that high and low pressure electric control element separates cabling, this
Sample arranges and both can reduce unnecessary cabling, reduces cost, can avoid again interfering with each other between high-low pressure cable, thus protect
The quality of card signal of telecommunication transmission.
As it is shown in figure 5, the lower region of this tester is provided with radiator the 19, the 3rd installing plate 20 and the 4th installing plate
27, the 3rd installing plate 20 and the 4th installing plate 27 are fixed in the lower layer space of tester side by side, and radiator 19 is arranged on the 3rd
On installing plate 20, radiator 19 being provided with stack bus bar 21 and multiple IGBT module 22, multiple IGBT module 22 pass through lamination
Busbar 21 links together, and stack bus bar 21 has the characteristic of low induction reactance, current-sharing so that electric components can well play
Respective performance.Four electric capacity, 24, two catalysts 25 of 23, first reactor and three are installed on the 4th installing plate 27
Second reactor 26, because on the 3rd installing plate 20, components and parts need a large amount of wiring, therefore the side at the 3rd installing plate 20 is reserved
Having enough circular holes to fix for components and parts cabling, cable is fitted in the surface of the 3rd installing plate 20, facilitates attractive in appearance.
As shown in Figure 6, in the inner right side region of tester, the sidewall of cabinet is installed with first be distributed up and down
Insulation board 29 and the second insulation board 31, through there being multiple first copper bar 28 on the first insulation board 29, the second insulation board 31 passes
Having multiple second copper bar 30, the end of these copper bars is fixed on the insulator on framework 100, had the most both met fixation
Demand, again outside high pressure electricity and framework 100 within components and parts keep apart.Since it is considered that the demand ventilated, at copper bar
Lower zone in many places opened the square hole for ventilating, can well the hot-air within framework 100 local be dissipated from these
Go out.
Construction features of the present utility model:
1, the tester that this utility model provides, is separately installed with handle and roller at the top of framework 100 and bottom, can
To deal with the mobile demand of different link, such as, can carry out mobile device with roller on level land, can pass through when up/down steps
Handle carrys out mobile device.
2, the tester that this utility model provides, in internal structure, the components and parts such as installing plate and master controller thereon are permissible
Open or close in the range of 0 to 90 °, it is only necessary to pulling out several winding displacements can realize, facilitate the installation of the devices such as following IGBT with
Safeguard.
3, this utility model provide tester, light current master controller etc. is arranged on the installing plate that can raise, with under
The forceful electric power device of layer and high-tension electricity be not in same aspect, and the installing plate of steel can isolate levels so that strong and weak electricity divides
Open, well ensure that communication and control signal are not disturbed by forceful electric power.
4, the tester that this utility model provides, loss only former RLC isolated island test device about 3%, major part energy returns
Transmission network, thus greatly reduce the cost of radiator portion, volume and weight；Design through electric parameter optimization, especially simultaneously
Have employed high frequency design at filter segment, thus substantially reduce wave filter and the volume and weight of whole device.
5, the tester that this utility model provides, the cooling blower employing little blower fan of multiple stage low noise, the middle part being placed in cabinet,
Anterior air intake, cools down IGBT module with radiator, and rear end goes out the components and parts such as air cooling filter reactor, while reducing noise
Meet the cooling requirements of equipment.
The tester that this utility model provides, in modular assembly, employs the stack bus bar of low sense, is entering simultaneously
Being connected to Absorption Capacitance in the positive and negative terminals of IGBT module, thus decrease the switch overvoltage of IGBT module, reducing voltage should
Power, improves reliability.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it is possible to realize this practicality in other specific forms new
Type.Therefore, no matter from the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, this practicality is new
The scope of type is limited by claims rather than described above, it is intended that by the containing of equivalency in claim that fall
All changes in justice and scope are included in this utility model.Should not be considered as any reference in claim limiting
Involved claim.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should
Description can also be formed those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
Claims (4)
1. for combining inverter detection an electronics isolated island tester, including framework (100), the first installing plate (5), second
Installing plate (11), radiator (19), the 3rd installing plate (20) and the 4th installing plate (27), it is characterised in that
Described first installing plate (5) and the second installing plate (11) are fixedly mounted on the same plane on the upper strata, inside of framework (100)
On, described the first installing plate (5) is separately installed with the first Switching Power Supply (6), the first voltage sensor (7), second switch
Power supply (8), the 3rd Switching Power Supply (9) and master controller (10), described first Switching Power Supply (6), the first voltage sensor (7) and
Row are arranged on the upside of the first installing plate (5), and described master controller (10) is fixed on the centre of the first installing plate (5), and described the
Two Switching Power Supplies (8), the 3rd Switching Power Supply (9) are arranged on the downside of the first installing plate (5), described first installing plate (5) side by side
On offer the preformed hole being positioned at master controller (10) surrounding, described first installing plate (5) is fixed with wire casing by preformed hole
(18)；
The second voltage sensor (12), the 4th Switching Power Supply it is sequentially installed with from top to bottom on described second installing plate (11)
(13), binding post (14), auxiliary reclay (15), isolating transformer (16) and resistance (17), described second voltage sensor
(12) upper parallel at the second installing plate (11) is provided with multiple, and described resistance (17) is flat in the downside of the second installing plate (11)
Row is provided with multiple；
Described 3rd installing plate (20) and the 4th installing plate (27) are fixed in the lower layer space of framework (100) side by side, described scattered
Hot device (19) is arranged on the 3rd installing plate (20), and described radiator (19) is provided with stack bus bar (21) and multiple IGBT mould
Block (22), multiple IGBT module (22) are linked together by stack bus bar (21), on described 4th installing plate (27) to
Under multiple electric capacity (23), the first reactor (24), catalyst (25) and the second reactor (26), described 3rd installing plate are installed
(20) side offers multiple circular hole；
Being provided with the first insulation board (29) and the second insulation board (31) being distributed up and down in the internal side wall of described framework, first is exhausted
Through there being multiple first copper bar (28) on listrium (29), through there being multiple second copper bar (30) on the second insulation board (31), described
The end of the first copper bar (28) and the second copper bar (30) is fixed on the insulator on framework (100).
Electronics isolated island tester for combining inverter detection the most according to claim 1, it is characterised in that described frame
The top of frame (100) is provided with handle (1) by bolt, and the bottom of described framework (100) is provided with bearing roller by bolt
(3), the front side wall of described framework (100) being provided with appliance component (2) by preformed hole, appliance component (2) includes urgency
Stop button and Ethernet interface.
Electronics isolated island tester for combining inverter detection the most according to claim 1, it is characterised in that described frame
The rear wall of frame (100) is installed with one piece of panel beating (4), and panel beating (4) upper punch has under air vent, and described framework (100)
Portion is also reserved with air vent.
Electronics isolated island tester for combining inverter detection the most according to claim 1, it is characterised in that described the
Side on one installing plate (5) offers the long lumbar hole being parallel to master controller (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620815091.9U CN205861805U (en) | 2016-07-30 | 2016-07-30 | A kind of electronics isolated island tester for combining inverter detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620815091.9U CN205861805U (en) | 2016-07-30 | 2016-07-30 | A kind of electronics isolated island tester for combining inverter detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205861805U true CN205861805U (en) | 2017-01-04 |
Family
ID=57653159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620815091.9U Expired - Fee Related CN205861805U (en) | 2016-07-30 | 2016-07-30 | A kind of electronics isolated island tester for combining inverter detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205861805U (en) |
-
2016
- 2016-07-30 CN CN201620815091.9U patent/CN205861805U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20170730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |