CN104505718A - Low-voltage ship load center - Google Patents
Low-voltage ship load center Download PDFInfo
- Publication number
- CN104505718A CN104505718A CN201410756592.XA CN201410756592A CN104505718A CN 104505718 A CN104505718 A CN 104505718A CN 201410756592 A CN201410756592 A CN 201410756592A CN 104505718 A CN104505718 A CN 104505718A
- Authority
- CN
- China
- Prior art keywords
- power supply
- horizontal busbar
- low
- breaker
- plastic casing
- 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
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
- H02B1/044—Mounting through openings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The invention relates to a low-voltage ship load center. The low-voltage ship load center comprises N molded case circuit breakers connected with N paths of power distribution branches respectively, and a horizontal bus bar, wherein the N molded case circuit breakers are connected to the horizontal bus bar. The low-voltage ship load center is characterized by further comprising a three-position change-over switch and a three-position change-over switch controller, wherein the three-position change-over switch is provided with a main power supply position, a standby power supply position and a power-off position; the three-position change-over switch controller is used for controlling the three-position change-over switch in order that the main power supply position or the standby power supply position or the power-off position is switched on at the same moment by the horizontal bus bar; when the main power supply position is switched on by the horizontal bus bar, the N paths of power distribution branches are connected with a main power supply; when the standby power supply position is switched on by the horizontal bus bar, the N paths of power distribution branches are connected with a standby power supply; when the power-off position is switched on by the horizontal bus bar, the N paths of power distribution branches lose power. The novel low-voltage ship load center provided by the invention has the advantages of convenience in use, small maintenance workload, high reliability, high use safety and high repair safety. Through adoption of a small size design, the spatial arrangement of a ship is facilitated.
Description
Technical field
The present invention relates to a kind of New Low Voltage load centre peculiar to vessel, belong to low-tension distribution board design field.
Background technology
Low-voltage ship load centre is electrical complete equipment important in Ship Electrical Power System; power supply from larboard or starboard is provided power supply by change over switch and breaker of plastic casing to load by it, to two-way input power have automatically (manually) translation function, to electricity consumption load circuit have overload and short-circuit protection function.
At present, conventional low-voltage ship load centre adopts two position changeover switch, breaker of plastic casing and traditional busbar structure etc. to manufacture and design, and can meet the instructions for use of Ship Electrical Power System preferably.Two position changeover switch change rear powering load to from primary and backup two-way input power, but when two-way power supply can not power-off to carry out maintenance to load centre be hot line job, quite dangerous; If in use need change the relation of primary power cource and stand-by power supply, must carry out leader cable that is primary, stand-by circuit and exchange, construction workload is quite large.Own characteristic by traditional busbar structure form limits, and the depth dimensions of load centre equipment is relatively large, and depth dimensions reduce optimize limited, to cabin space arrange make troubles; The connection copper bar of tradition busbar and breaker of plastic casing, brings larger hidden danger also to the power end short circuit accident of breaker of plastic casing.Due to the sea beat in ship's navigation process and vibration, load centre there will be bolt looseness unavoidably, particularly the bolt looseness of conductive component junction, causes excessive heating to cause the generation of accident; The anti-loosening measure of current load centre conductive component connecting bolt peculiar to vessel is generally adopt to add to shoot pad, but must make regular check on and maintenance connecting bolt, and workload is large.
Summary of the invention
The technical problem to be solved in the present invention reduces load centre maintenance risk and accident rate in use.
In order to solve the problems of the technologies described above, technical scheme of the present invention there is provided a kind of low-voltage ship load centre, comprise the N number of breaker of plastic casing and horizontal busbar that are connected with N road distribution branch road respectively, N number of breaker of plastic casing is connected on horizontal busbar, it is characterized in that: also comprise three-position switch and three-position switch controller, three-position switch has main power source position, stand-by power supply position and power down bit, controlling three-position switch by three-position switch controller makes horizontal busbar connect main power source position in the same moment or connect stand-by power supply position or connection power down bit, when horizontal busbar connects main power source position, N road distribution branch road is connected with main power source, when horizontal busbar connects stand-by power supply position, N road distribution branch road is connected with stand-by power supply, when horizontal busbar connects power down bit, N road distribution branch road dead electricity,
Breaker of plastic casing and horizontal busbar are fastenedly connected formation integral structure.
Preferably, be fastenedly connected by described breaker of plastic casing and described horizontal busbar the integral structure formed to be fixed on the crosspiece of load centre framework.
Preferably, described breaker of plastic casing and described horizontal busbar are fastenedly connected by securing member, near each securing member, be provided with fibre optic temperature sensor, all fibre optic temperature sensors are connected to temperature measurer after being connected by optical fiber, and temperature measurer accesses monitoring host computer again.
The present invention has following features:
First and third position solenoid tumbler have zero-bit disconnect two-way translation function, primary, the standby of two-way exchange arrange convenient; The plurality of advantages such as the second, integrated bus structure peculiar to vessel meets the environment instructions for uses such as ship shock vibration, and its tailored appearance is attractive in appearance, save deep space, safety in utilization is high; Three, optical fiber temperature-measurement accuracy and reliability is high, antijamming capability is strong, monitoring host computer can carry out temperature and to show in real time and high temperature fault location is reported to the police.
New Low Voltage provided by the invention load centre peculiar to vessel, easy to use, maintenance workload is little, reliability is high, safety in utilization and maintenance fail safe high, Miniaturization Design is beneficial to boats and ships space and arranges.
Accompanying drawing explanation
Fig. 1 is three position transfer principle figure of a kind of New Low Voltage of the present invention load centre embodiment peculiar to vessel;
Fig. 2 is the structural representation of a kind of New Low Voltage of the present invention load centre embodiment peculiar to vessel;
Fig. 3 is the peculiar to vessel integrated bus structure schematic diagram of a kind of New Low Voltage of the present invention load centre peculiar to vessel embodiment;
Fig. 4 is the optical fiber temperature-measurement schematic diagram of a kind of New Low Voltage of the present invention load centre embodiment peculiar to vessel.
Description of reference numerals
1-three-position switch controller; 2-integrated bus-bar system peculiar to vessel; 3-three-position switch; 4-horizontal busbar; 5-breaker of plastic casing; 6-safty shield; 7-installs crosspiece; 8-bolt; 9-optical fiber; 10-fibre optic temperature sensor; 11-optical fiber; 12-temperature measurer; 13-ethernet line; 14-monitors host computer.
Embodiment
For making the present invention become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
As shown in the figure, Fig. 1 is three position transfer principle figure of a kind of New Low Voltage of the present invention load centre embodiment peculiar to vessel, and during on-position I, the power supply of the ten road distribution branch roads be connected with ten breaker of plastic casing QF1 ~ QF10 takes from larboard; During on-position II, the power supply of the ten road distribution branch roads be connected with ten breaker of plastic casing QF1 ~ QF10 takes from starboard; During on-position 0, the ten road distribution branch roads be connected with ten breaker of plastic casing QF1 ~ QF10 do not have electricity, are convenient to safeguard and maintenance.
Fig. 2 is a kind of low-voltage ship load centre provided by the invention, comprises three-position switch controller 1, integrated bus-bar system 2 peculiar to vessel and three-position switch 3.By arranging the three-position switch controller 1 in Fig. 2, the primary and backup relation of two-way input power can be changed.
Fig. 3 is integrated bus-bar system peculiar to vessel, horizontal busbar 4 and breaker of plastic casing 5 unitary design, bolt 8 is adopted to connect fastening, ship shock vibration requirement can be met, then be fixed on and install on crosspiece 7, row is propped up in the connection eliminating traditional busbar, reduces gauge, eliminates power end short circuit hidden danger.
Fig. 4 is optical fiber temperature-measurement schematic diagram, and fibre optic temperature sensor 10 is fixed on fastening bolt 8 annex, and all fibre optic temperature sensors 10 are connected by optical fiber 9, then receive temperature measurer 12 through optical fiber 11, and temperature measurer 12 receives monitoring host computer 14 through ethernet line 13.The optical fiber temperature-measurement parts of load centre are electrically non-insulative optical device, good insulation preformance and anti-electromagnetic interference capability is strong.Each fibre optic temperature sensor 10 is numbered, the temperature of each point for measuring temperature can be shown at monitoring host computer 14 in real time, and the warning of high temperature measuring point and fault location can be implemented.
Although the present invention describes with reference to the above embodiments; but those of ordinary skill in the art; will be appreciated that above embodiment is only used to the present invention is described; should understand and wherein can make various changes and revise and not depart from the present invention in a broad sense; so not as limitation of the invention; as long as in spirit of the present invention, all the protection range of the claims in the present invention will be fallen into the change of above-described embodiment, distortion.
Claims (3)
1. a low-voltage ship load centre, comprise the N number of breaker of plastic casing (5) and horizontal busbar (4) that are connected with N road distribution branch road respectively, N number of breaker of plastic casing (5) is connected on horizontal busbar (4), it is characterized in that: also comprise three-position switch (3) and three-position switch controller (1), three-position switch (3) has main power source position, stand-by power supply position and power down bit, controlling three-position switch (3) by three-position switch controller (1) makes horizontal busbar (4) connect main power source position in the same moment or connect stand-by power supply position or connection power down bit, when horizontal busbar (4) connects main power source position, N road distribution branch road is connected with main power source, when horizontal busbar (4) connects stand-by power supply position, N road distribution branch road is connected with stand-by power supply, when horizontal busbar (4) connects power down bit, N road distribution branch road dead electricity,
Breaker of plastic casing (5) and horizontal busbar (4) are fastenedly connected formation integral structure.
2. a kind of low-voltage ship load centre as claimed in claim 1, is characterized in that: be fastenedly connected by described breaker of plastic casing (5) and described horizontal busbar (4) integral structure formed and be fixed on the crosspiece (7) of load centre framework.
3. a kind of low-voltage ship load centre as claimed in claim 1, it is characterized in that: described breaker of plastic casing (5) and described horizontal busbar (4) are fastenedly connected by securing member, fibre optic temperature sensor (10) is provided with near each securing member, all fibre optic temperature sensors (10) are connected to temperature measurer (12) after being connected by optical fiber, and temperature measurer (12) accesses monitoring host computer (14) again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410756592.XA CN104505718A (en) | 2014-12-10 | 2014-12-10 | Low-voltage ship load center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410756592.XA CN104505718A (en) | 2014-12-10 | 2014-12-10 | Low-voltage ship load center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104505718A true CN104505718A (en) | 2015-04-08 |
Family
ID=52947448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410756592.XA Pending CN104505718A (en) | 2014-12-10 | 2014-12-10 | Low-voltage ship load center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104505718A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378802A (en) * | 2018-09-29 | 2019-02-22 | 浙江大唐乌沙山发电有限责任公司 | The application of anti-tripping power distribution equipment |
| CN110968140A (en) * | 2019-12-13 | 2020-04-07 | 江苏骏龙光电科技股份有限公司 | Temperature control technology of laser during continuous measurement |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61214316A (en) * | 1985-03-18 | 1986-09-24 | 三菱電機株式会社 | Energization controller |
| CN202268612U (en) * | 2011-09-21 | 2012-06-06 | 安徽广力电气科技发展有限公司 | Power distribution system for low-voltage power distribution cabinet |
| CN103311004A (en) * | 2013-05-24 | 2013-09-18 | 厦门联容电控有限公司 | Excitation type electric mechanism of three-position automatic transfer switch |
| CN103368078A (en) * | 2013-07-09 | 2013-10-23 | 上海电器科学研究院 | Ship busbar type circuit breaker adapter |
-
2014
- 2014-12-10 CN CN201410756592.XA patent/CN104505718A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61214316A (en) * | 1985-03-18 | 1986-09-24 | 三菱電機株式会社 | Energization controller |
| CN202268612U (en) * | 2011-09-21 | 2012-06-06 | 安徽广力电气科技发展有限公司 | Power distribution system for low-voltage power distribution cabinet |
| CN103311004A (en) * | 2013-05-24 | 2013-09-18 | 厦门联容电控有限公司 | Excitation type electric mechanism of three-position automatic transfer switch |
| CN103368078A (en) * | 2013-07-09 | 2013-10-23 | 上海电器科学研究院 | Ship busbar type circuit breaker adapter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378802A (en) * | 2018-09-29 | 2019-02-22 | 浙江大唐乌沙山发电有限责任公司 | The application of anti-tripping power distribution equipment |
| CN110968140A (en) * | 2019-12-13 | 2020-04-07 | 江苏骏龙光电科技股份有限公司 | Temperature control technology of laser during continuous measurement |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150408 |
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| WD01 | Invention patent application deemed withdrawn after publication |