CN201402927Y - Nuclear power medium-voltage switch cabinet - Google Patents
Nuclear power medium-voltage switch cabinet Download PDFInfo
- Publication number
- CN201402927Y CN201402927Y CN2009200217323U CN200920021732U CN201402927Y CN 201402927 Y CN201402927 Y CN 201402927Y CN 2009200217323 U CN2009200217323 U CN 2009200217323U CN 200920021732 U CN200920021732 U CN 200920021732U CN 201402927 Y CN201402927 Y CN 201402927Y
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- CN
- China
- Prior art keywords
- plate
- handcart
- cabinet
- room
- fixed
- 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.)
- Expired - Fee Related
Links
- 238000005452 bending Methods 0.000 claims abstract description 11
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000011701 zinc Substances 0.000 claims abstract description 5
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 5
- 239000012212 insulator Substances 0.000 claims description 9
- 230000002787 reinforcement Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005269 aluminizing Methods 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 4
- 230000008719 thickening Effects 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- 239000002131 composite material Substances 0.000 abstract 1
- 230000008520 organization Effects 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
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Abstract
The utility model discloses a nuclear power medium-voltage switch cabinet, comprising a vacuum circuit breaker and a cabinet body consisting of a handcart room, an instrument room, a bus room and a cabinet room which are mutually separated; a side plate of the cabinet body is made of composite bending aluminium-coated zinc plate; the left side and the right side of a bottom plate of the cabinet body are respectively provided with a longitudinal column bending plate, and the front side and the rear side thereof are respectively provided with a horizontal column bending plate, wherein the longitudinal column bending plates and the horizontal column bending plates are connected by reinforced angle plates; a bottom frame, a top frame and side frames of the cabinet body are fixed by triangularpositioning plates; a front frame of the cabinet body is positioned by a thickened angle rule; an installing plate, an upper baffle plate, a middle baffle plate and a lower baffle plate of a groundingswitch are fixed with reinforcing ribs; and a bending plate of the bus room is fixed with a reinforcing bending plate. The switch cabinet has the advantages of compact structure, beautiful appearance, strong interchangeability, high positioning precision, reliable interlocking, good vibration resistance, long service life, high capability of opening and closing and the like.
Description
Technical field
The utility model relates to and a kind ofly is pressed into the cover switchgear in indoor, relates in particular to the Medium Voltage Switchgear that a kind of nuclear power is used.
Background technology
Mainly there is following problem in present domestic Medium Voltage Switchgear: cabinet and handcart structural design can not satisfy certain shockproof requirements; The design service life of product is shorter, is generally about 10 years; Connecting-disconnecting function and making capability can not satisfy the requirement of mega kilowatt nuclear power generators.Based on above reason, domesticly existing be pressed into the cover switchgear in indoor and can not be directly used in the nuclear island of nuclear power station control system.
Summary of the invention
In order to solve problems of the prior art, the utility model provides a kind of nuclear power Medium Voltage Switchgear, and its technical scheme of taking is:
This switch cubicle comprises cabinet and handcart, cabinet is made up of handcart chamber, control room, bus-bar room and the cable vault of mutual isolation, side cabinet adopts the aluminizing zinc steel plate of compound bending, vertical column bent plate is established in the cabinet base plate left and right sides, the transverse upright bent plate is established in the both sides, front and back, they connect by strengthening gusset, cabinet underframe, top frame and side frame are fixed by the triangle location-plate, frame turns the chi location by thickening before the cabinet, earthed switch mounting panel, upper spacer, median septum, lower clapboard are fixed with reinforcement, and the bus-bar room bent plate is fixed with the reinforcement bent plate.
Indoor handcart earthing device, handcart locking device, guide rail, valve open-and-close mechanism, vacuum circuit-breaker and the secondary plug socket established of handcart, wherein handcart places on the guide rail, the fixed underpan of handcart and cabinet locking, the mobile chassis of handcart is connected with earthing device, the handcart locking device can be used for locking handcart, and the secondary plug socket can link with the valve open-and-close mechanism.
Wall bushing, supporting insulator, upper contact head box, main bus bar and branch bar are housed in the bus-bar room, wall bushing can be with the compartments between neighbouring device, supporting insulator supports main bus bar and branch bar, branch bar upper end links to each other with main bus bar, and the interior fixed contact of lower end and upper contact head box and contact box is connected.
Establish current transformer, earthed switch and following contact box in the cable vault, fixed contact, current transformer and earthed switch in the following contact box connect by branch row.
Cabinet top is established handcart chamber pressure release passage, bus-bar room pressure release cover plate and cable vault's pressure release passage respectively, and the cabinet panel is provided with rotary type anti-misoperation jam plate.
Side cabinet adopts high-quality aluminizing zinc steel plate through compound bending, improves the structural strength of whole cabinet; The cabinet base plate is whole plate project organization, and vertical column bent plate is established in the left and right sides, and the both sides, front and back are established the transverse upright bent plate and connected as one by strengthening gusset, guarantee the fastness of equipment underframe; Cabinet underframe, top frame and side frame are strengthened fixing by the triangle location-plate, make full use of leg-of-mutton stability, improve the bonding strength and the anti-seismic performance of equipment; Frame turns the chi location by thickening before the cabinet, the stability of frame before the assurance equipment; Ground connection cutter mounting panel, upper spacer, median septum, lower clapboard weldering reinforcement, the whole shock strength of raising steel plate; Bus-bar room bent plate reinforcement bent plate, fixed support insulator, the constant intensity of raising insulator.
The utility model is applicable to safe level intermediate distribution system in the gigawatt unit nuclear power station, be the emergent station-service power devices in the nuclear island factory building, product meets corresponding national standards and nuclear safe level electric equipment standard, has compact conformation, good looking appearance, interchangeability is strong, positioning accuracy is high, interlocking is reliable, anti-seismic performance is good, long service life, cut-off and the making capability advantages of higher.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
As Fig. 1, Fig. 2 and shown in Figure 3, this switch cubicle is made up of cabinet and handcart two large divisions.Cabinet divides four independently compartments: handcart chamber A, the B of control room, bus-bar room C, the D of cable vault, and adopt the Demountable metallic dividing plate to isolate between each compartment, prevent the expansion of fault between each chamber.
Establish vacuum circuit-breaker 5, guide rail 3, valve open-and-close mechanism 4, handcart locking device 2, handcart earthing device 1 and secondary plug socket 6 in the A of handcart chamber, handcart places on the handcart guide rail 3, and the secondary interlocking is established in the fixed underpan of handcart and cabinet locking.Wall bushing 9, supporting insulator 8, contact box 14, main bus bar 12 and branch bar 10 are housed in the bus-bar room C, and wall bushing 9 prevents that with the compartments between neighbouring device fault from spreading; Supporting insulator 8 supports main bus bar 12 and branch bar 10, to improve the dynamic thermal stability of equipment; Branch bar 10 upper ends link to each other with main bus bar 12, and the fixed contact 15 in lower end and upper contact head box 14 and the contact box is connected, and main bus bar 12 is arranged in a triangle.When handcart from test position when move in the service position, secondary plug socket 6 is locked, simultaneously valve open-and-close mechanism 4 is opened the valve connecting plate automatically, handcart moving contact enters in the upper contact head box 14, after handcart arrives the service position, handcart moving contact and fixed contact 15 are connected, at this moment, the alignment pin of handcart front portion enters the spacing frid at cabinet middle part, the handcart front portion is limited, rotating operating handle simultaneously, handcart locking device 2 be the handcart locking, and handcart shakes the ground strip of handcart mobile chassis in the process into and the earthing device 1 of cabinet is connected all the time.
Establish current transformer 17, earthed switch 18 and following contact box in the D of cable vault, branch row will descend fixed contact, current transformer 17 and the earthed switch 18 in the contact box to connect.Cabinet top is established handcart chamber pressure release passage 7, bus-bar room pressure release cover plate 11, cable vault's pressure release passage 13 respectively, can stand internal fault electric arc, assurance equipment and personal safety.
Side cabinet adopts high-quality aluminizing zinc steel plate through compound bending, and the cabinet base plate is whole plate project organization, and vertical column bent plate 22,25 is established in the left and right sides, and transverse upright bent plate 26,24 is established in the both sides, front and back, connects as one by strengthening gusset; Cabinet underframe, top frame and side frame are strengthened fixing by triangle location-plate 20, frame turns the chi location by thickening before the cabinet, ground connection cutter mounting panel, upper spacer, median septum, lower clapboard weldering reinforcement, bus-bar room bent plate reinforcement bent plate, fixed support insulator.
At the anti-misoperation design aspect: handcart shakes into that the Kong Chu of mechanism adds rotary type anti-misoperation jam plate 21 on the door face board in cabinet, prevents the handcart misoperation.
Claims (5)
1, a kind of nuclear power Medium Voltage Switchgear, comprise vacuum circuit-breaker and by the handcart chamber of mutual isolation, the control room, the cabinet that bus-bar room and cable vault form, it is characterized in that: side cabinet adopts the aluminizing zinc steel plate of compound bending, vertical column bent plate is established in the cabinet base plate left and right sides, the transverse upright bent plate is established in the both sides, front and back, they connect by strengthening gusset, the cabinet underframe, top frame and side frame are fixed by the triangle location-plate, frame turns the chi location by thickening before the cabinet, the earthed switch mounting panel, upper spacer, median septum, lower clapboard is fixed with reinforcement, and the bus-bar room bent plate is fixed with the reinforcement bent plate.
2, nuclear power Medium Voltage Switchgear according to claim 1, it is characterized in that: indoor handcart earthing device, handcart locking device, guide rail, valve open-and-close mechanism, vacuum circuit-breaker and the secondary plug socket established of handcart, wherein handcart places on the guide rail, the fixed underpan of handcart and cabinet locking, the mobile chassis of handcart is connected with earthing device, the handcart locking device can be used for locking handcart, and the secondary plug socket can link with the valve open-and-close mechanism.
3, nuclear power Medium Voltage Switchgear according to claim 1, it is characterized in that: wall bushing, supporting insulator, upper contact head box, main bus bar and branch bar are housed in the bus-bar room, wall bushing can be with the compartments between neighbouring device, supporting insulator supports main bus bar and branch bar, branch bar upper end links to each other with main bus bar, and the interior fixed contact of lower end and upper contact head box and contact box is connected.
4, nuclear power Medium Voltage Switchgear according to claim 1 is characterized in that: establish current transformer, earthed switch and following contact box in the cable vault, fixed contact, current transformer and earthed switch in the following contact box connect by branch row.
5, nuclear power Medium Voltage Switchgear according to claim 1 is characterized in that: cabinet top is established handcart chamber pressure release passage, bus-bar room pressure release cover plate and cable vault's pressure release passage respectively, and the cabinet panel is provided with rotary type anti-misoperation jam plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200217323U CN201402927Y (en) | 2009-05-01 | 2009-05-01 | Nuclear power medium-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200217323U CN201402927Y (en) | 2009-05-01 | 2009-05-01 | Nuclear power medium-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201402927Y true CN201402927Y (en) | 2010-02-10 |
Family
ID=41662726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200217323U Expired - Fee Related CN201402927Y (en) | 2009-05-01 | 2009-05-01 | Nuclear power medium-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201402927Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354919A (en) * | 2011-09-30 | 2012-02-15 | 福州天一同益电气有限公司 | Miniaturized high-insulation switch equipment |
| CN102360866A (en) * | 2011-06-01 | 2012-02-22 | 山西亚乐士环保技术股份有限公司 | Anti-explosion exciter |
| CN102738725A (en) * | 2012-06-29 | 2012-10-17 | 遵义长征电器防爆设备责任有限公司 | Medium-voltage switch cabinet set |
| CN102916351A (en) * | 2012-10-22 | 2013-02-06 | 川开电气股份有限公司 | Reactor trip breaker cabinet for nuclear power station |
| CN104466778A (en) * | 2014-12-31 | 2015-03-25 | 苏州市龙源电力科技股份有限公司 | Metal armoring draw-out type switch cabinet |
| CN107359506A (en) * | 2017-07-26 | 2017-11-17 | 贵州人民电气集团有限公司 | A kind of voltage switchgear |
| CN110176723A (en) * | 2018-02-20 | 2019-08-27 | Ls产电株式会社 | Switchgear |
| CN114123007A (en) * | 2021-12-06 | 2022-03-01 | 山东泰开成套电器有限公司 | A domestically produced compact medium voltage switchgear for nuclear power plants |
-
2009
- 2009-05-01 CN CN2009200217323U patent/CN201402927Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360866A (en) * | 2011-06-01 | 2012-02-22 | 山西亚乐士环保技术股份有限公司 | Anti-explosion exciter |
| CN102354919A (en) * | 2011-09-30 | 2012-02-15 | 福州天一同益电气有限公司 | Miniaturized high-insulation switch equipment |
| CN102354919B (en) * | 2011-09-30 | 2014-07-09 | 福州天一同益电气有限公司 | Miniaturized high-insulation switch equipment |
| CN102738725A (en) * | 2012-06-29 | 2012-10-17 | 遵义长征电器防爆设备责任有限公司 | Medium-voltage switch cabinet set |
| CN102916351A (en) * | 2012-10-22 | 2013-02-06 | 川开电气股份有限公司 | Reactor trip breaker cabinet for nuclear power station |
| CN104466778A (en) * | 2014-12-31 | 2015-03-25 | 苏州市龙源电力科技股份有限公司 | Metal armoring draw-out type switch cabinet |
| CN107359506A (en) * | 2017-07-26 | 2017-11-17 | 贵州人民电气集团有限公司 | A kind of voltage switchgear |
| CN110176723A (en) * | 2018-02-20 | 2019-08-27 | Ls产电株式会社 | Switchgear |
| CN114123007A (en) * | 2021-12-06 | 2022-03-01 | 山东泰开成套电器有限公司 | A domestically produced compact medium voltage switchgear for nuclear power plants |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100210 Termination date: 20140501 |