CN203504044U - Armoured central-positioned switch cabinet - Google Patents
Armoured central-positioned switch cabinet Download PDFInfo
- Publication number
- CN203504044U CN203504044U CN201320543478.XU CN201320543478U CN203504044U CN 203504044 U CN203504044 U CN 203504044U CN 201320543478 U CN201320543478 U CN 201320543478U CN 203504044 U CN203504044 U CN 203504044U
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- bus
- circuit breaker
- chamber
- breaker cart
- shell
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Abstract
The utility model discloses an armoured central-positioned switch cabinet. A bus chamber A, a breaker handcart chamber B, a cable chamber C and a relay instrument chamber D are disposed inside a housing (2) of the cabinet body. By employing a central-positioned structure, the height of the cable chamber is greatly increased, so that multipath cables can be accessed into the equipment. The switch cabinet has connecting switch chain functions that a breaker handcart is prevented from being pushed and pulled by charged loads, a breaker is prevented from mistakenly opened and closed, a grounding switch is prevented from opening and closing the breaker when the grounding switch is in the closing position, a phenomenon of entering into a charged compartment by mistake is effectively prevented, and the grounding switch is prevented from being mistakenly closed with electricity. All the main electrical assemblies comprise independent compartments except the relay chamber. The bus chamber, the breaker handcart chamber and the cable chamber are respectively provided with a voltage-releasing channel, so that the safety of operators and the switch cabinet is ensured. The switch cabinet is of stable structure, is convenient and safe to use, is of reasonable arrangement, is of high universality, and is mainly applicable to power distribution for power plants and industrial and mining enterprises, and power transmission and large-scale high-voltage motor starting for secondary substations in electric systems.
Description
Technical field
The utility model relates to power switch cabinet device technique, especially armored mid-set switch cubicle.
Background technology
Switch cubicle is a kind of electric equipment, and outside line is introduced into master switch in cabinet, then enters sub-control switch, and each needs to arrange by it along separate routes.As instrument, automatic control, motor magnetic switch, various A.C. contactors etc., what have also establishes hyperbaric chamber and low-pressure chamber switch cubicle, is provided with high voltage bus, and as power plant etc., what have is also provided with as protecting the low-frequency load reduction of capital equipment.
Relevant improvement technology is rare open.
Utility model content
The purpose of this utility model is to provide a kind of armored mid-set switch cubicle, effectively increases security performance, and improves working condition.
The purpose of this utility model will realize by following technical measures: in the shell of cabinet, comprise bus-bar room, circuit breaker cart chamber, cable vault and relay control room, wherein, relay control room is positioned at the top of shell front side, circuit breaker cart chamber is positioned at middle part and the bottom of shell front side, bus-bar room is positioned at the rear upper lateral part of shell, and cable vault is positioned at the rear side lower part of shell; In cover top portion, pressure relief device is installed, bus indoor location branch bar, bus casing summation current transformer, install main bus bar in bus casing; Installing cables in cable vault, cable is introduced in shell by bottom and is upwards connected into bus-bar room; The indoor arrangement circuit breaker cart of circuit breaker cart, fixed contact box is installed at circuit breaker cart rear portion, and static contact head device is installed in fixed contact box.
Especially, the top of circuit breaker cart chamber, bus-bar room and cable vault is equipped with pressure relief device, and pressure release metallic plate is installed in pressure relief device.
Especially, loading and unloading type dividing plate and valve dividing plate are vertically installed between circuit breaker cart chamber and bus-bar room.
Especially, cable indoor location earthed switch, earth bus and lightning arrester, wherein, earthed switch is arranged in cable vault on rear wall, and earth bus is arranged on cable indoor floor, and earth bus top is installed and be connected to lightning arrester.
Especially, circuit breaker cart nock is installed secondary plug, and heating moisture separator is installed in circuit breaker cart, meanwhile, the little wire casing of withdrawable dividing plate, earthing switch operating mechanism and control is installed on circuit breaker cart.
Advantage of the present utility model and effect: adopt middle structure, cable vault's height increases greatly, therefore equipment can connect multiway cable, have and prevent from being with electric loading push-and-pull circuit breaker cart, prevent mistake deciliter circuit breaker, prevent that earthed switch is in make position and makes to close circuit breaker, prevent mistakenly entering into charged compartment, prevent from closing in charged mistiming the chain function of the connecting valve of earthed switch, main electric component has its independently compartment, that is: breaker compartment, bus compartment, cable compartment, relay control room, except relay bungalow, all there is respectively its pressure release passage other three chambers, guarantee the safety of operating personnel and switch cubicle, stabilized structure, safety easy to use, install rationally distributed, highly versatile, be mainly used in power plant, the secondary substation of industrial and mineral enterprises and institutions distribution and electric industry system be subject to electric power transmission and Large-scale High-Pressure motor start-up etc.
Accompanying drawing explanation
Fig. 1 is the utility model side-looking structural representation.
Fig. 2 is that the single cabinet of the utility model three is pulled out work structuring schematic diagram with handcart side by side.
Reference numeral comprises:
Embodiment
The utility model can be extracted handcart parts two large divisions out by cabinet and middle and form, and cabinet divides four independent compartments simultaneously, and main electric component is arranged on respectively independently compartment, that is: breaker compartment, bus compartment, cable compartment, relay control room.
The utility model comprises: pressure relief device 1, shell 2, branch bar 3, bus casing 4, main bus bar 5, static contact head device 6, fixed contact box 7, current transformer 8, cable 10, loading and unloading type dividing plate 13, valve dividing plate 14, circuit breaker cart 16; Bus-bar room A, circuit breaker cart chamber B, the C of cable vault and the D of relay control room.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1: in the shell 2 of cabinet, comprise bus-bar room A, circuit breaker cart chamber B, the C of cable vault and the D of relay control room, wherein, the D of relay control room is positioned at the top of shell 2 front sides, circuit breaker cart chamber B is positioned at middle part and the bottom of shell 2 front sides, bus-bar room A is positioned at the rear upper lateral part of shell 2, and the C of cable vault is positioned at the rear side lower part of shell 2; At shell 2 tops, pressure relief device 1 is installed, branch bar 3, bus casing 4 summation current transformers 8, the interior installation main bus bar 5 of bus casing 4 are installed in bus-bar room A; Installing cables 10 in the C of cable vault, cable 10 is introduced in shell 2 by bottom and is upwards connected into bus-bar room A; In the B of circuit breaker cart chamber, settle circuit breaker cart 16, fixed contact box 7, the interior installation static contact head device 6 of fixed contact box 7 are installed in circuit breaker cart 16 rear portions.
In aforementioned, the top of circuit breaker cart chamber B, bus-bar room A and the C of cable vault is equipped with pressure relief device 1, the interior installation pressure release of pressure relief device 1 metallic plate.
In aforementioned, loading and unloading type dividing plate 13 and valve dividing plate 14 are vertically installed between circuit breaker cart chamber B and bus-bar room A.In the B of circuit breaker cart chamber, can open valve dividing plate 14, can carry out installation and maintenance to equipment in bus-bar room A.
In aforementioned, earthed switch 9, earth bus 12 and lightning arrester 11 are installed in the C of cable vault, wherein, earthed switch 9 is arranged on the interior rear wall of the C of cable vault, and earth bus 12 is arranged on the interior floor of the C of cable vault, and earth bus 12 tops are installed and be connected to lightning arrester 11.
In aforementioned, when circuit breaker cart 16 is positioned at circuit breaker cart chamber B, bus-bar room A is stretched in fixed contact box 7 rear ends.
In aforementioned, circuit breaker cart 16 nocks are installed secondary plug 15, and the interior installation heating of circuit breaker cart 16 moisture separator 17, meanwhile, installs withdrawable dividing plate 18, earthing switch operating mechanism 19 and control little wire casing 20 on circuit breaker cart 16.
In aforementioned, cabinet or shell 2 bottom mounting bases 21.
The utility model is in when work, power transmission operating procedure: first install rear shrouding, then shut front Xiamen; Operational grounding switch spindle and make it separating brake; With transfer car(buggy), will push in cabinet in gate-dividing state handcart; Secondary plug is inserted on static socket, and test position indicating device is bright, shuts Qian Zhongmen; With handle by handcart from test position, gate-dividing state, is pushed into service position, service position indicating device is bright, test position indicating device goes out; Combined floodgate circuit breaker cart.Have a power failure or inspection operation step: by circuit breaker cart separating brake, with handle, handcart is withdrawn into test position from gate-dividing state service position, service position indicating device goes out, test position indicating device is bright, opens Qian Zhongmen, and secondary plug is extracted to static socket, test position indicating device goes out, with transfer car(buggy), will exit outside cabinet in gate-dividing state handcart, operational grounding switch spindle and make it to close a floodgate, opens rear shrouding and front Xiamen.
Embodiment: as shown in Figure 2, three cabinets are installed side by side, at the circuit breaker cart chamber B that opens temporary location middle part behind the door, open circuit breaker cart chamber from front, open and pull out withdrawable dividing plate 18, pull out circuit breaker cart 16 and be placed in withdrawable dividing plate 18 tops.
In the utility model embodiment, the wide 1500-1660mm of cabinet,
In the utility model embodiment, shell 2 is selected aluminizing zinc sheet metal, through machine tooling, and takes multiple flanging technique; Shell 2 is lightweight, mechanical strength is high, good looking appearance, and cabinet adopts modular construction, with staking nut and high-intensity bolt, is formed by connecting, and the process-cycle is short, component universality is strong, floor space is few, be convenient to tissue produces; Shell 2 degree of protection are IP4X, while opening with circuit breaker chamber door between each cell, degree of protection is IP2X, there is built on stilts line, cable incoming-outgoing wire and other function scheme, the power distribution equipment that is called various schemes after arranging, combining, can carry out from front Installation and Debugging and maintenance, therefore dual arrangement or install by wall back-to-back, improved switchgear fail safe, flexibility, reduced floor space.
The utility model embodiment, circuit breaker cart 16 skeletons adopt sheet metals to assemble after machine tooling, coordinate mechanical interlocking safety between circuit breaker cart 16 and cabinet, reliably, flexibly, according to the different handcarts of purposes, be divided into circuit breaker cart, voltage mutual inducer trolley, metering handcart, isolation handcart, all kinds of handcarts are pressed modulus, cordwood system type changes, and same specification handcart can absolutely freely exchange, and handcart has open position in cabinet, test position and service position, all there is respectively positioner each position, reliable to guarantee interlocking, must operate by interlock error operation proof program, and various handcarts all adopt worm gear, worm screw shakes propelling, exit, operate light, flexibly, be applicable to various operator on duty's operations, handcart, when need with a transfer trolley special, just can conveniently taking out when removing cabinet, carries out various inspections, safeguard, adopt middle, dolly volume is little, checks, it is all extremely convenient to safeguard, vacuum circuit-breaker and other auxiliary equipment are housed on circuit breaker cart, only have after safety locking, just can shake propulsive mechanism, push handcart to service position, handcart is shifted onto behind service position, advance handle to shake motionless, its correspondence position display lamp just shows its position, the mechanism of handcart chain can Reliable guarantee handcart only in service position or test position, circuit breaker just can close a floodgate, and only at gate-dividing state, circuit breaker could move.
The utility model embodiment, main electric component has its independently compartment, that is: breaker compartment, bus compartment, cable compartment, relay control room, between each compartment, degree of protection all reaches IP2X; Except relay bungalow, all there is respectively its pressure release passage other three chambers, and owing to having adopted middle form, cable vault's height increases greatly, so equipment can connect multiway cable.Wherein, track has been installed in breaker compartment isolation both sides, has isolated location, test position to move slide to service position for handcart in cabinet, and the valve dividing plate of fixed contact box is arranged on the rear wall of handcart chamber.When handcart moves to the process of service position from open position, test position, the valve on upper and lower static contact box and handcart interlock, open simultaneously automatically, when moving in the other direction, valve is automatically closed, until handcart retreats to certain position and covers fixed contact box completely, form effectively isolation, simultaneously because upper and lower valve does not link, when maintenance, the valve of the charged side of lockable, thereby guarantee that repair and maintenance personnel do not touch electrified body, when circuit breaker chamber door is closed, handcart can be operated equally, by middle door observation window, can observation ward in handcart present position, the demonstration of splitting or integrating lock, energy storage state, in bus compartment, to be that separate unit is assembled run through connection to main bus bar mutually, by branch bus and fixed contact box, fix, the copper bar that main bus bar and interlock bus are square-section, during for high current load, adopt double joint busbar to be combined into, branch line by bolted on connection in fixed contact box 7 and main bus bar, do not need other supports, for specific demand, bus can use thermal shrinkable sleeve and connecting bolt insulating case and end cap to cover, adjacent cabinet bus is fixed with sleeve pipe, the air cushioning retaining between connection bus, during if there is Internal faults arc, can prevent from running through fusing, sleeve pipe can effectively be limited in accident in isolation and to other cabinets, not spread.C space, cable vault is larger, current transformer, earthed switch are arranged on compartment rear bulkhead, lightning rod is installed on compartment rear lower, after handcart and withdrawable horizontal baffle are removed, workmen just can enter from front installation and maintenance in cabinet, the cable bonding conductor in cable vault, every group can and 1-3 root single-core cable, every phase can and connect 6 single-core cables if desired, and the nonmetal shrouding of detachable that at the bottom of the cabinet of stube cable, configuration is cracked or not magnetic conductive metal shrouding, to guarantee easy construction; Relaying protection assembly, instrument and charged supervision indicating device can be installed in relay control room; and the secondary device of specific (special) requirements; control line is laid in the wire casing of sufficient space; and there is a metal cover board; can make secondary line and hyperbaric chamber isolation; its left side wire casing is for controlling the introduction of little line and drawing reserved; control line in the switch cubicle right side that is laid in; on the top board of relay control room, also leave the little bus of being convenient to constructability and pass through hole; during wiring; control room's lamina tecti can overturn, and is convenient to the installation of little bus.
In the utility model embodiment, above circuit breaker cart chamber B, bus-bar room A and the C of cable vault, be equipped with pressure relief device 1, when circuit breaker or bus generation Internal faults arc, follow the appearance of electric arc, inside switch cabinet air pressure raises, and the special seal circle being installed on door is closed before cabinet, and the pressure release metallic plate of top apparatus will be opened automatically, release pressure and excretion gas, to guarantee that mistake makes the safety of personnel and switch cubicle.
In the utility model embodiment, in the B of circuit breaker cart chamber, bus-bar room A and the C of cable vault top are equipped with pressure relief device 1, when circuit breaker or bus generation Internal faults arc, follow the appearance of electric arc, inside switch cabinet air pressure raises, the special seal circle being installed on door is closed before cabinet, the laminated metal sheet that unloads of top equipment will be opened automatically, and release pressure and excretion gas, to guarantee the safety of operating personnel and switch cubicle.
In the utility model embodiment, in the C of cable vault, be provided with separately the grounding copper bar of 10 * 40mm, can run through adjacent each cabinet, and contact with cabinet well, earthing bar is for ground connection original paper ground connection, because whole cabinet joins mutually with aluminizing zine plate, make so whole cabinet all in good earth state simultaneously.
The utility model embodiment, for indoor metal armoring draw out switchgear, complete power distribution equipment for 3-12 kilovolt three-phase alternating current 50Hz single busbar connection and sectionalized single busbar connection system, be mainly used in power plant, the secondary substation of industrial and mineral enterprises and institutions distribution and electric industry system be subject to electric power transmission and Large-scale High-Pressure motor start-up etc., carry out the use of controlling protection and monitoring, meet DL/T404-91, IEC298, the standard-requireds such as GE3906, have and prevent from being with electric loading push-and-pull circuit breaker cart, prevent mistake deciliter circuit breaker, prevent that earthed switch is in make position and makes to close circuit breaker, prevent mistakenly entering into charged compartment, prevent from closing in charged mistiming the chain function of the connecting valve of earthed switch, both can adapted VSI vacuum circuit-breaker, also can adapted VD4 vacuum circuit-breaker, the all right domestic ZN63 of adapted and ZN28 series vacuum circuit-breaker, the power distribution equipment that belongs to a kind of superior performance.
Claims (5)
1. armored mid-set switch cubicle, comprises pressure relief device (1), shell (2), branch bar (3), bus casing (4), main bus bar (5), static contact head device (6), fixed contact box (7), current transformer (8), cable (10), loading and unloading type dividing plate (13), valve dividing plate (14), circuit breaker cart (16); Bus-bar room A, circuit breaker cart chamber B, the C of cable vault and the D of relay control room; It is characterized in that, in the shell of cabinet (2), comprise bus-bar room A, circuit breaker cart chamber B, the C of cable vault and the D of relay control room, wherein, the D of relay control room is positioned at the top of shell (2) front side, circuit breaker cart chamber B is positioned at middle part and the bottom of shell (2) front side, bus-bar room A is positioned at the rear upper lateral part of shell (2), and the C of cable vault is positioned at the rear side lower part of shell (2); Pressure relief device (1) is installed at shell (2) top, branch bar (3), bus casing (4) summation current transformer (8) are installed in bus-bar room A, main bus bar (5) is installed in bus casing (4); Installing cables (10) in the C of cable vault, cable (10) is introduced in shell (2) by bottom and is upwards connected into bus-bar room A; In the B of circuit breaker cart chamber, settle circuit breaker cart (16), fixed contact box (7) is installed at circuit breaker cart (16) rear portion, and static contact head device (6) is installed in fixed contact box (7).
2. armored mid-set switch cubicle as claimed in claim 1, is characterized in that, the top of circuit breaker cart chamber B, bus-bar room A and the C of cable vault is equipped with pressure relief device (1), and pressure release metallic plate is installed in pressure relief device (1).
3. armored mid-set switch cubicle as claimed in claim 1, is characterized in that, loading and unloading type dividing plate (13) and valve dividing plate (14) are vertically installed between circuit breaker cart chamber B and bus-bar room A.
4. armored mid-set switch cubicle as claimed in claim 1, it is characterized in that, earthed switch (9), earth bus (12) and lightning arrester (11) are installed in the C of cable vault, wherein, earthed switch (9) is arranged on the interior rear wall of the C of cable vault, earth bus (12) is arranged on the interior floor of the C of cable vault, and earth bus (12) top is installed and be connected to lightning arrester (11).
5. armored mid-set switch cubicle as claimed in claim 1, it is characterized in that, circuit breaker cart (16) nock is installed secondary plug (15), heating moisture separator (17) is installed in circuit breaker cart (16), meanwhile, circuit breaker cart (16) is upper installs withdrawable dividing plate (18), earthing switch operating mechanism (19) and controls little wire casing (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320543478.XU CN203504044U (en) | 2013-09-03 | 2013-09-03 | Armoured central-positioned switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320543478.XU CN203504044U (en) | 2013-09-03 | 2013-09-03 | Armoured central-positioned switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203504044U true CN203504044U (en) | 2014-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320543478.XU Expired - Fee Related CN203504044U (en) | 2013-09-03 | 2013-09-03 | Armoured central-positioned switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203504044U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078853A (en) * | 2014-07-03 | 2014-10-01 | 镇江市江岛电器制造有限公司 | Novel switch cabinet |
| CN104466764A (en) * | 2014-12-26 | 2015-03-25 | 苏州市龙源电力科技股份有限公司 | Metal armored drawer type switch cabinet |
| CN106300113A (en) * | 2015-06-11 | 2017-01-04 | 句容市江电电器机械有限公司 | A kind of high-voltage alternating metal enclosed switchgear |
| CN106329367A (en) * | 2015-06-15 | 2017-01-11 | 句容市江电电器机械有限公司 | High-voltage switch device and online temperature measurement system thereof |
| CN106329368A (en) * | 2015-06-15 | 2017-01-11 | 句容市江电电器机械有限公司 | High-voltage AC metal enclosed switchgear and heat radiation system thereof |
| CN106329369A (en) * | 2015-06-15 | 2017-01-11 | 句容市江电电器机械有限公司 | High-voltage switch cabinet and circuit disconnection device thereof |
| CN108233239A (en) * | 2017-12-21 | 2018-06-29 | 方晓妹 | A kind of high pressure equipment for power transmission and distribution pressure relief system |
| CN109616888A (en) * | 2018-12-10 | 2019-04-12 | 塔里木大学 | Side-mounted middle-placed switch cabinet |
| CN117013415A (en) * | 2023-10-07 | 2023-11-07 | 广东金晖隆开关有限公司 | High-voltage switch equipment |
-
2013
- 2013-09-03 CN CN201320543478.XU patent/CN203504044U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078853A (en) * | 2014-07-03 | 2014-10-01 | 镇江市江岛电器制造有限公司 | Novel switch cabinet |
| CN104466764A (en) * | 2014-12-26 | 2015-03-25 | 苏州市龙源电力科技股份有限公司 | Metal armored drawer type switch cabinet |
| CN106300113A (en) * | 2015-06-11 | 2017-01-04 | 句容市江电电器机械有限公司 | A kind of high-voltage alternating metal enclosed switchgear |
| CN106329367A (en) * | 2015-06-15 | 2017-01-11 | 句容市江电电器机械有限公司 | High-voltage switch device and online temperature measurement system thereof |
| CN106329368A (en) * | 2015-06-15 | 2017-01-11 | 句容市江电电器机械有限公司 | High-voltage AC metal enclosed switchgear and heat radiation system thereof |
| CN106329369A (en) * | 2015-06-15 | 2017-01-11 | 句容市江电电器机械有限公司 | High-voltage switch cabinet and circuit disconnection device thereof |
| CN108233239A (en) * | 2017-12-21 | 2018-06-29 | 方晓妹 | A kind of high pressure equipment for power transmission and distribution pressure relief system |
| CN109616888A (en) * | 2018-12-10 | 2019-04-12 | 塔里木大学 | Side-mounted middle-placed switch cabinet |
| CN117013415A (en) * | 2023-10-07 | 2023-11-07 | 广东金晖隆开关有限公司 | High-voltage switch equipment |
| CN117013415B (en) * | 2023-10-07 | 2023-12-12 | 广东金晖隆开关有限公司 | High-voltage switch equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20170903 |