CN109103776A - A kind of packet type switch cabinet - Google Patents

A kind of packet type switch cabinet Download PDF

Info

Publication number
CN109103776A
CN109103776A CN201811264716.7A CN201811264716A CN109103776A CN 109103776 A CN109103776 A CN 109103776A CN 201811264716 A CN201811264716 A CN 201811264716A CN 109103776 A CN109103776 A CN 109103776A
Authority
CN
China
Prior art keywords
room
bus
cable vault
bar
breaker chamber
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
Application number
CN201811264716.7A
Other languages
Chinese (zh)
Inventor
史卫平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhenjiang Shang Dian Electric Co Ltd
Original Assignee
Zhenjiang Shang Dian Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhenjiang Shang Dian Electric Co Ltd filed Critical Zhenjiang Shang Dian Electric Co Ltd
Priority to CN201811264716.7A priority Critical patent/CN109103776A/en
Publication of CN109103776A publication Critical patent/CN109103776A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/306Accessories, e.g. windows

Abstract

The invention discloses a kind of packet type switch cabinets, including shell, housing bottom is provided with cable vault and breaker chamber, bus-bar room is provided with above cable vault, relay instrument room is provided with above breaker chamber, cable vault, breaker chamber, it is isolated by steel plate between bus-bar room and relay instrument room, relay instrument room and breaker chamber share front cabinet door and bus-bar room and cable vault share rear cabinet door, current transformer is provided in breaker chamber, vacuum circuit breaker and mechanical interlocking, secondary device is provided in relay instrument room, pressure relief channels are provided at the top of breaker chamber and relay instrument room top plate is provided with pressure relief device, cable vault is provided with capacitor-voltage detecting device and arrester, the first disconnecting switch is provided between cable vault and breaker chamber, bus-bar room is provided with main bus-bar and branch bar, bus-bar room and relay The second disconnecting switch is provided between control room, main bus-bar runs through connecting cable room and relay instrument room.

Description

A kind of packet type switch cabinet
Technical field
The present invention relates to a kind of packet type switch cabinets.
Background technique
The main function of switchgear be generated electricity in electric system, transmitted electricity, the conversion of distribution and electric energy during, carry out Folding controls and protects electrical equipment, and the component in switchgear mainly has breaker, disconnecting switch, on-load switch, operation machine Structure, mutual inductor and various protective devices etc..There are many classification method of switchgear, can be such as divided by breaker mounting means Withdraw-type switch cabinet and fixed switching cabinet;Or the difference according to cabinet body structure, open type switchgear can be divided into, metal enclosed opened Close cabinet and metal enclosed armoured switch cabinet;High-tension switch cabinet can be divided into again according to voltage class is different, Medium Voltage Switchgear and low Compress switch cabinet etc..
Switchgear is primarily adapted for use in power plant, substation, petrochemical industry, metallurgical steel rolling, industry light industry textile industry, industrial enterprise and lives The various different occasions such as residence cell, skyscraper.Due to the difference of geographical environment, common switchgear can not be applicable in plateau Area needs to design corresponding switchgear for highlands feature to meet the requirement of High aititude Special use environment.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of packet type switch cabinet, integral layout is more reasonable, has excellent insulation Performance and electric property are more suitable for High aititude Special use environment and ask.
To realize above-mentioned technical purpose and the technique effect, the invention is realized by the following technical scheme:
A kind of packet type switch cabinet, including shell, the housing bottom are provided with cable vault contour, being set side by side and breaker Room, the cable vault top are provided with bus-bar room, are provided with relay instrument room above the breaker chamber, the bus-bar room Height be greater than relay instrument room, between the cable vault, breaker chamber, bus-bar room and relay instrument room by steel plate every From the shell is provided with front cabinet door and rear cabinet door, and the relay instrument room and breaker chamber share front cabinet door and the mother Line room and cable vault share rear cabinet door, are provided with current transformer, vacuum circuit breaker and mechanical interlocking, institute in the breaker chamber It states and is provided with secondary device in relay instrument room, be provided with pressure relief channels and relay instruments and meters at the top of the breaker chamber Ceiling plate is provided with pressure relief device, and the cable vault is provided with capacitor-voltage detecting device and arrester, the cable vault and disconnected Be provided with the first disconnecting switch between the device room of road, the bus-bar room is provided with main bus-bar and branch bar, the bus-bar room and after The second disconnecting switch is provided between electrical instrumentation room, main bus-bar runs through connecting cable room and relay instrument room.
It is preferred that first disconnecting switch and the second disconnecting switch are three station plateau type disconnecting switch, described first The ground side of disconnecting switch is arranged in cable vault, and the switch-side of second disconnecting switch is arranged in bus-bar room.
It is preferred that the current transformer is plateau current mutual inductor.
It is preferred that the vacuum circuit breaker is plateau type vacuum circuit breaker.
It is preferred that being closed between the cable vault and cable duct using rubber cuff.
It is preferred that the shell is Al-Zn coated steel material, the breaker chamber is provided with transparent observation window.
It is preferred that the bus-bar room side wall is provided with the bus casing for fixing bus, bus is connected at bolt by exhausted Edge set encapsulation, the bus-bar room are provided with sealing plate before bus-bar room.
It is preferred that being provided with cable connection conductor and support insulator in the cable vault, the support insulator is porcelain Support insulator.
It is preferred that being additionally provided with surge absorber in the cable vault.
It is preferred that the indoor cable of cable is fixed by the bracket, the cable vault and breaker chamber are respectively arranged with photograph Bright lamp.
The beneficial effects of the present invention are:
The first, can be met using topology layout of the invention and parts selection, the air gap and retting-flax wastewater in High aititude The requirement run in particular surroundings, have excellent insulation performance and electric property, can guarantee switchgear resistance to voltage levels and Environmental suitability.
The second, when interior of the cabinet failure, the high pressure draught of generation by pressure relief channels and pressure relief device to Upper ejection release will not generate adverse effect to cabinet in-body devices.
Third, the porcelain support insulator using large distance improve the dielectric strength and insulation stability of switchgear.
4th, using three station plateau type disconnecting switch, the effect of earthing switch is had both, use is more flexible.
It is closed between 5th, cable vault and cable duct using rubber cuff, shell uses Al-Zn coated steel, and cabinet body is avoided to meet with By the erosion of adverse circumstances, toy is avoided to enter in cabinet body.
6th, it is encapsulated at bus connection bolt by insulation sleeve, Internal faults arc can be effectively prevented and spread to adjacent cabinet.
7th, the present invention can be overhauled relay instrument room and breaker chamber by front cabinet door, can be led to using double cabinet door structures Later cabinet door maintenance bus-bar room and cable vault, are more convenient maintenance.
Detailed description of the invention
Fig. 1 is a kind of appearance diagram of packet type switch cabinet of the present invention;
Fig. 2 is the side view of Fig. 1;
The mark meaning of attached drawing is as follows:
1: bus-bar room;2: relay instrument room;3: cable vault;4: breaker chamber;5: pressure relief device;6: pressure release is logical Road;7: sealing plate before bus-bar room;8: observation window;9: front cabinet door;10: rear cabinet door;11: steel plate.
Specific embodiment
Technical solution of the present invention is described in further detail with specific embodiment with reference to the accompanying drawing, so that ability The technical staff in domain can better understand the present invention and can be practiced, but illustrated embodiment is not as to limit of the invention It is fixed.
As illustrated in fig. 1 and 2, a kind of packet type switch cabinet, including shell, it is preferable that the shell is 11 material of Al-Zn coated steel Matter can resist severe external environment, and the housing bottom is provided with cable vault 3 contour, being set side by side and breaker chamber 4, It is isolated between cable vault 3 and breaker chamber 4 using steel plate 11, degree of protection IP20.
It is provided with bus-bar room 1 above the cable vault 3, relay instrument room 2, institute are provided with above the breaker chamber 4 The height for stating bus-bar room 1 is greater than relay instrument room 2, in general, the part front end that bus-bar room 1 is higher by is using sealing plate before bus-bar room 7.It is isolated by steel plate 11 between the cable vault 3, breaker chamber 4, bus-bar room 1 and relay instrument room 2, degree of protection is IP20。
In Fig. 2, the width of bus-bar room 1 is greater than the width of cable vault 3, and the width of relay instrument room 2 is less than breaker chamber 4 Width.The shell is provided with front cabinet door 9 and rear cabinet door 10, and the relay instrument room 2 and breaker chamber 4 share front cabinet door 9 and the bus-bar room 1 and cable vault 3 share rear cabinet door 10, cabinet body uses two-sided maintenance, and front side can safeguard relay instrument room 2 and breaker chamber 4, rear side can safeguard bus-bar room 1 and cable vault 3, it is preferable that the cable vault 3 and breaker chamber 4 are respectively set There is headlamp, facilitates maintenance work.
It is provided with current transformer, vacuum circuit breaker and mechanical interlocking in the breaker chamber 4, for highlands, institute Stating current transformer is plateau current mutual inductor, and the vacuum circuit breaker is plateau type vacuum circuit breaker, can be had excellent Insulation performance and electric property.It is preferably provided with transparent observation window 8 on breaker chamber 4, can be used for observing breaker compartment Interior working condition, breaker division situation etc..
It is provided with secondary device in the relay instrument room 2, for example, relay protection and control element, instrument etc..It is described disconnected It is provided with pressure relief channels 6 at the top of road device room 4 and 2 top plate of relay instrument room is provided with pressure relief device 5.When in cabinet body When portion's failure, the high pressure draught of generation sprays release by pressure relief channels and pressure relief device upwards, will not be to cabinet body Interior device generates adverse effect.
The cable vault 3 is provided with capacitor-voltage detecting device and arrester, is arranged between the cable vault 3 and breaker chamber 4 Have the first disconnecting switch, the bus-bar room 1 is provided with main bus-bar and branch bar, the bus-bar room 1 and relay instrument room 2 it Between be provided with the second disconnecting switch, main bus-bar runs through connecting cable room 3 and relay instrument room 2.The cable vault 3 and cable duct Between using rubber cuff close.
It is preferred that first disconnecting switch and the second disconnecting switch are three station plateau type disconnecting switch, described first The ground side of disconnecting switch is arranged in cable vault 3, and the switch-side of second disconnecting switch is arranged in bus-bar room 1.It is described Cable in cable vault 3 is fixed by the bracket, and cable is avoided to place in a jumble, and overvoltage absorption can also be arranged in cable vault 3 Device.
1 side wall of bus-bar room is provided with the bus casing for fixing bus, passes through insulation sleeve at bus connection bolt It encapsulates, is provided with cable connection conductor in the cable vault 3, every phase can and connect 1-3 root conductor, branch can be set in cable vault 3 Insulator is held, for example, using porcelain support insulator.
The beneficial effects of the present invention are:
The first, can be met using topology layout of the invention and parts selection, the air gap and retting-flax wastewater in High aititude The requirement run in particular surroundings, have excellent insulation performance and electric property, can guarantee switchgear resistance to voltage levels and Environmental suitability.
The second, when interior of the cabinet failure, the high pressure draught of generation by pressure relief channels and pressure relief device to Upper ejection release will not generate adverse effect to cabinet in-body devices.
Third, the porcelain support insulator using large distance improve the dielectric strength and insulation stability of switchgear.
4th, using three station plateau type disconnecting switch, the effect of earthing switch is had both, use is more flexible.
It is closed between 5th, cable vault and cable duct using rubber cuff, shell uses Al-Zn coated steel, and cabinet body is avoided to meet with By the erosion of adverse circumstances, toy is avoided to enter in cabinet body.
6th, it is encapsulated at bus connection bolt by insulation sleeve, Internal faults arc can be effectively prevented and spread to adjacent cabinet.
7th, the present invention can be overhauled relay instrument room and breaker chamber by front cabinet door, can be led to using double cabinet door structures Later cabinet door maintenance bus-bar room and cable vault, are more convenient maintenance.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalent structure made by bright specification and accompanying drawing content perhaps equivalent process transformation or be directly or indirectly used in other correlation Technical field, be included within the scope of the present invention.

Claims (10)

1. a kind of packet type switch cabinet, including shell, the housing bottom be provided with cable vault (3) contour, being set side by side and Breaker chamber (4), cable vault (3) top are provided with bus-bar room (1), are provided with relay above the breaker chamber (4) The height of control room (2), the bus-bar room (1) is greater than relay instrument room (2), the cable vault (3), breaker chamber (4), mother It is isolated by steel plate (11) between line room (1) and relay instrument room (2), which is characterized in that the shell is provided with preceding cabinet Door (9) and rear cabinet door (10), the relay instrument room (2) and breaker chamber (4) share front cabinet door (9) and the bus-bar room (1) and cable vault (3) share rear cabinet door (10), are provided with current transformer, vacuum circuit breaker and machine in the breaker chamber (4) Tool interlocking, the relay instrument room (2) is interior to be provided with secondary device, and pressure release is provided at the top of the breaker chamber (4) Channel (6) and relay instrument room (2) top plate is provided with pressure relief device (5), the cable vault (3) is provided with voltage extracting Device and arrester, are provided with the first disconnecting switch between the cable vault (3) and breaker chamber (4), the bus-bar room (1) sets It is equipped with main bus-bar and branch bar, is provided with the second disconnecting switch between the bus-bar room (1) and relay instrument room (2), it is main Bus runs through connecting cable room (3) and relay instrument room (2).
2. a kind of packet type switch cabinet according to claim 1, which is characterized in that first disconnecting switch and second every Leaving pass is three station plateau type disconnecting switch, and the ground side setting of first disconnecting switch is described in cable vault (3) The switch-side setting of second disconnecting switch is in bus-bar room (1).
3. a kind of packet type switch cabinet according to claim 1, which is characterized in that the current transformer is plateau type electricity Current transformer.
4. a kind of packet type switch cabinet according to claim 3, which is characterized in that the vacuum circuit breaker is that plateau type is true Empty breaker.
5. a kind of packet type switch cabinet according to claim 5, which is characterized in that the shell is Al-Zn coated steel (11) Material, the breaker chamber (4) are provided with transparent observation window (8).
6. a kind of packet type switch cabinet according to claim 1, which is characterized in that the cable vault (3) and cable duct it Between using rubber cuff close.
7. a kind of packet type switch cabinet according to claim 6, which is characterized in that bus-bar room (1) side wall is provided with For fixing the bus casing of bus, bus is connected and is encapsulated at bolt by insulation sleeve, and the bus-bar room (1) is provided with bus-bar room Preceding sealing plate (7).
8. a kind of packet type switch cabinet according to claim 1, which is characterized in that be provided with electricity in the cable vault (3) Cable connects conductor and support insulator, and the support insulator is porcelain support insulator.
9. a kind of packet type switch cabinet according to claim 8, which is characterized in that be additionally provided in the cable vault (3) Surge absorber.
10. a kind of packet type switch cabinet according to claim 9, which is characterized in that the cable in the cable vault (3) is logical It crosses bracket to fix, the cable vault (3) and breaker chamber (4) are respectively arranged with headlamp.
CN201811264716.7A 2018-10-29 2018-10-29 A kind of packet type switch cabinet Pending CN109103776A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811264716.7A CN109103776A (en) 2018-10-29 2018-10-29 A kind of packet type switch cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811264716.7A CN109103776A (en) 2018-10-29 2018-10-29 A kind of packet type switch cabinet

Publications (1)

Publication Number Publication Date
CN109103776A true CN109103776A (en) 2018-12-28

Family

ID=64869495

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811264716.7A Pending CN109103776A (en) 2018-10-29 2018-10-29 A kind of packet type switch cabinet

Country Status (1)

Country Link
CN (1) CN109103776A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113097891A (en) * 2019-12-23 2021-07-09 河南森源电气股份有限公司 Switch cabinet

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201199609Y (en) * 2008-01-21 2009-02-25 佛山市华南开关有限公司 Novel AC metal closed switch installation
CN201821017U (en) * 2010-08-20 2011-05-04 湖南星源电气有限公司 Fixed metal closed switch apparatus
CN202737372U (en) * 2012-07-17 2013-02-13 遵义长征电器设备有限责任公司 Indoor high voltage switch cabinet
CN108574224A (en) * 2017-12-10 2018-09-25 人民电器集团上海有限公司 A kind of indoor armored AC metal closed switch cabinet

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201199609Y (en) * 2008-01-21 2009-02-25 佛山市华南开关有限公司 Novel AC metal closed switch installation
CN201821017U (en) * 2010-08-20 2011-05-04 湖南星源电气有限公司 Fixed metal closed switch apparatus
CN202737372U (en) * 2012-07-17 2013-02-13 遵义长征电器设备有限责任公司 Indoor high voltage switch cabinet
CN108574224A (en) * 2017-12-10 2018-09-25 人民电器集团上海有限公司 A kind of indoor armored AC metal closed switch cabinet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113097891A (en) * 2019-12-23 2021-07-09 河南森源电气股份有限公司 Switch cabinet

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SE01 Entry into force of request for substantive examination
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Application publication date: 20181228

RJ01 Rejection of invention patent application after publication