CN105305287A - Busbar chamber pressure relief apparatus and PT feeder line cabinet using same - Google Patents
Busbar chamber pressure relief apparatus and PT feeder line cabinet using same Download PDFInfo
- Publication number
- CN105305287A CN105305287A CN201510760297.6A CN201510760297A CN105305287A CN 105305287 A CN105305287 A CN 105305287A CN 201510760297 A CN201510760297 A CN 201510760297A CN 105305287 A CN105305287 A CN 105305287A
- Authority
- CN
- China
- Prior art keywords
- bus
- bar room
- pressure relief
- pressure release
- voltage transformer
- 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.)
- Granted
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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
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/025—Safety arrangements, e.g. in case of excessive pressure or fire due to electrical defect
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
- Gas-Insulated Switchgears (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention relates to high-voltage switch equipment, in particular to a busbar chamber pressure relief apparatus and a PT feeder line cabinet using the same, wherein the busbar chamber pressure relief apparatus comprises a busbar chamber pressure relief channel and a voltage transformer chamber arranged on the back side of the busbar chamber pressure relief channel; the busbar chamber pressure relief channel and the voltage transformer chamber are isolated from each other; pressure relief ports are formed in the top, the left side and/or the right side of the busbar chamber pressure relief channel; and the PT feeder line cabinet with a circuit comprises a busbar chamber arranged at the upper part of the cabinet body, and also comprises the busbar chamber pressure relief apparatus. The structure does not influence the arrangement of the busbar chamber pressure relief channel, and can keep out a space for the installation of the voltage transformer; compared with the prior art, the installation height of the voltage transformer is increased, so that the voltage transformer is convenient to install; the problem of possible influence on the voltage transformer from the pressure relief apparatus is avoided; and meanwhile, the problem that the voltage transformer cannot be installed in a transformer box due to an overhigh height caused by that the pressure relief channel is arranged on the top of the cabinet body for installing the voltage transformer is avoided as well.
Description
Technical field
The present invention relates to high voltage switchgear, particularly bus-bar room pressure relief device and use the PT feeder cabinet of this device.
Background technology
Along with the development of switching technique, the application of gas-filling cabinet in electric power system is more and more general.Gas-filling cabinet generally comprises bus-bar room, cable vault, breaker chamber and control room etc., such as application number is 201120000787.3, Authorization Notice No. a kind of withdrawable closed switchgear disclosed in the Chinese patent of Authorization Notice No. CN201918659U, its bus-bar room is arranged on above switch cubicle, cable vault is arranged on below bus-bar room, and instrument transformer is arranged in cable vault.For ensureing equipment security of operation, bus-bar room, cable vault etc. are equipped with pressure relief device, and are provided with corresponding pressure release passage.Due to instrument transformer heavier-weight, and volume is comparatively large, and need many people to install by engineering dolly at engineering site, installation difficulty is large, and operating efficiency is low, and labor strength is high.
Band circuit PT feeder cabinet is also a kind of gas-filling cabinet, existing band circuit PT feeder cabinet is a kind of voltage transformer cabinet, voltage transformer is provided with in cabinet, the voltage transformer structure of conventional belt circuit PT feeder cabinet and above-mentioned closed switch cabinet similar, but its breaker chamber is arranged on below bus-bar room, cable vault is arranged on below breaker chamber, and position is lower, space is less, and problem when therefore installing voltage transformer is more outstanding.If voltage transformer is arranged on above breaker chamber, by the impact of bus-bar room pressure release passage, when arcing fault appears in bus-bar room, the red-hot and overpressure gases in bus-bar room pressure release passage is easy to cause Voltage Transformer Damages.
Summary of the invention
The object of this invention is to provide a kind of bus-bar room pressure relief device and use the PT feeder cabinet band circuit PT feeder line of this device, be arranged on and not easily install below breaker chamber to solve voltage transformer in prior art and be arranged on above breaker chamber easily by the problem of the impact of bus-bar room pressure release.
The technical scheme that median generatrix room of the present invention pressure relief device adopts is: bus-bar room pressure relief device, comprise bus-bar room pressure release passage and be arranged on the voltage transformer room of rear side of described bus-bar room pressure release passage, mutually isolated between described bus-bar room pressure release passage and voltage transformer room, the top of described bus-bar room pressure release passage, left side and/or right side are provided with pressure relief opening.
The left and right sides of described bus-bar room pressure release passage is provided with the spaced pressure release through hole of two or more, and described pressure relief opening is formed by described pressure release through hole.
The pressure release through hole of the left and right sides of described bus-bar room pressure release passage is symmetrical set.
Described voltage transformer room and the releasable connection of described bus-bar room pressure release passage.
Described voltage transformer room comprises hollow out framework and the removable rear shrouding being arranged on hollow out frame rear portion.
The rear shrouding at rear portion, described voltage transformer room has rear male portion, has instrument transformer spatial accommodation in described rear male portion.
Rupture pressure disc is provided with between described bus-bar room and bus-bar room pressure release passage.
The technical scheme adopted with circuit PT feeder cabinet in the present invention is: band circuit PT feeder cabinet, comprises the bus-bar room being arranged on cabinet top, also comprise bus-bar room pressure relief device, described bus-bar room pressure relief device and above-mentioned bus-bar room pressure relief device.
Further, described bus-bar room, bus-bar room pressure release passage and voltage transformer room are all arranged on the top of breaker chamber, and the cable vault of band circuit PT feeder cabinet is arranged on the below of breaker chamber.
Further, described breaker chamber is provided with circuit breaker pressure release passage, and described circuit breaker pressure release passage is arranged on breaker chamber rear, and is arranged on below voltage transformer room.
The present invention adopts technique scheme, bus-bar room pressure relief device is arranged on bus-bar room rear, band circuit PT feeder cabinet is made to adopt bus-bar room, the structure that bus-bar room pressure release passage and voltage transformer room are arranged successively from front to back, the top of bus-bar room pressure release passage, left side and/or right side are provided with pressure relief opening, both the layout of bus-bar room pressure release passage can not have been affected, it can be again the installation slot milling of voltage transformer, compared with prior art, increase the setting height(from bottom) of voltage transformer, easy for installation, avoid the problem that pressure release passage pressure release may impact voltage transformer, also can avoid being arranged on by pressure release passage to install voltage transformer excessive height that cabinet top causes simultaneously and the problem that case becomes cannot be loaded.
Accompanying drawing explanation
Fig. 1 is the overall structure front view of band circuit PT feeder cabinet of the present invention;
Fig. 2 is stereogram after removing control room, cable vault, breaker chamber pressure release passage with circuit PT feeder cabinet in Fig. 1 (after the right shrouding of framework and framework, shrouding is in open mode);
Fig. 3 is the front view of Fig. 2;
Fig. 4 is the cutaway view of Fig. 3;
Fig. 5 is band circuit PT feeder cabinet of the present invention and cabinet schematic diagram.
The name that in figure, each Reference numeral is corresponding is called: 10-control room, 20-cable vault, 30-breaker chamber, 31-breaker chamber pressure release passage, 40-bus-bar room, 50-bus-bar room pressure release passage, 51-pressure release through hole, 52-rupture pressure disc, 60-dividing plate, 70-voltage transformer room, 71-hollow out framework, 72-frame head plate, 73-chassis base, the left shrouding of 74-framework, the right shrouding of 75-framework, shrouding after 76-framework, 80-voltage transformer.
Embodiment
An embodiment of band circuit PT feeder cabinet of the present invention is as shown in Fig. 1 ~ Fig. 5, comprise control room 10, bus-bar room 40, breaker chamber 30, cable vault 20 and be arranged on the bus-bar room pressure relief device at bus-bar room 40 rear, bus-bar room pressure relief device is divided into front and back two parts, front part is bus-bar room pressure release passage 50, and rear section is voltage transformer room 70.In tandem and be arranged on above breaker chamber 30, cable vault 20 is arranged on below breaker chamber 30, and control room 10 is arranged on bus-bar room 40, breaker chamber 30 and front, cable vault 20 simultaneously for bus-bar room 40 and bus-bar room pressure relief device.
Bus-bar room pressure release passage 50 corresponds to bus-bar room 40 and arranges, the sidewall between bus-bar room 40 and bus-bar room pressure release passage 50 is provided with rupture pressure disc 52.Voltage transformer room 70 is arranged on the rear side of bus-bar room pressure release passage 50, and and mutually isolated by dividing plate 60 between bus-bar room pressure release passage 50.The left and right sides of bus-bar room pressure release passage 50 is respectively equipped with two pressure release through holes 51, forms pressure relief opening, and two pressure releases, by between the upper and lower every setting, can ensure the structural strength of bus-bar room pressure release passage 50.For ease of also cabinet connection, the pressure release through hole 51 of bus-bar room pressure release passage 50 left and right sides is symmetrical set, and correspondence of can mutually coincideing during cabinet.
Voltage transformer room 70 is fixed by screws on breaker chamber 30 and bus-bar room pressure release passage 50, it adopts tower structure, shrouding 76 after the framework comprising hollow out framework 71 and be arranged on hollow out framework 71 rear portion, hollow out framework 71 and frame head plate 72, chassis base 73, the left shrouding of framework 74 and the right shrouding 75 of framework to be fixed together formation entirety by rivet, this entirety can freely be dismantled, overall structure is simply compact, adopts formula frame structure to save material.Voltage transformer 80 is fixed in voltage transformer room 70, after its middle frame, shrouding 76 is provided with rear male portion, there is in rear male portion instrument transformer spatial accommodation, the rear section of voltage transformer 80 puts in instrument transformer spatial accommodation, the fore-and-aft direction size of cabinet can be reduced like this, and the installation of voltage transformer 80 can be facilitated.
The rear of breaker chamber 30 is provided with breaker chamber pressure release passage 31, is separated from each other with bus-bar room pressure release passage.
When voltage transformer 80 is installed at the scene, first shrouding after framework 76 is unloaded, again the entirety be made up of hollow out framework 71, frame head plate 72, chassis base 73, the left shrouding of framework 74, the right shrouding 75 of framework is separated with bus-bar room pressure release passage 50, then grafting voltage transformer 80 is also fixing, then the part unloaded is screwed.When arcing fault occurs bus-bar room 40, gases at high pressure are discharged from both sides by bus-bar room pressure release passage 50, and dividing plate 60 avoids gases at high pressure and damages voltage transformer 80.
As shown in Figure 5, in engineering site, feeder cabinet can adopt and cabinet mode is arranged, the left and right sides of bus-bar room pressure release passage 50 is connected with the bus-bar room pressure release passage 50 of other two identical feeder cabinets, the left and right sides of voltage transformer room is also connected with the voltage transformer room of other feeder cabinet, now the pressure relief opening of the bus-bar room pressure release passage 50 of adjacent feeders cabinet is interconnected, convenient to both sides pressure release.
An embodiment of median generatrix room of the present invention pressure relief device and the bus-bar room pressure relief device described in embodiment of above-mentioned band circuit PT feeder cabinet, repeat no more herein.
In the above-described embodiments, pressure relief opening is arranged on the left and right sides of bus-bar room pressure release passage 50, and each side all comprises two spaced apart pressure release through holes 51, in other embodiments of the invention, pressure relief opening also can be arranged on the top of bus-bar room pressure release passage 50, when do not need and cabinet, pressure relief opening only can also be arranged on the wherein side of left and right directions, and pressure release through hole 51 also can replace with other forms, such as one overall through hole or more than three through holes.
In the above-described embodiments, voltage transformer room 70 adopts tower structure, comprise hollow out framework 71 and shrouding, shrouding can be dismantled, in other embodiments, voltage transformer room 70 also can adopt other forms, such as semi-closed structure, enables its certain side open to load and unload voltage transformer.
Claims (10)
1. bus-bar room pressure relief device, it is characterized in that: comprise bus-bar room pressure release passage and be arranged on the voltage transformer room of rear side of described bus-bar room pressure release passage, mutually isolated between described bus-bar room pressure release passage and voltage transformer room, the top of described bus-bar room pressure release passage, left side and/or right side are provided with pressure relief opening.
2. bus-bar room pressure relief device according to claim 1, is characterized in that: the left and right sides of described bus-bar room pressure release passage is provided with the spaced pressure release through hole of two or more, and described pressure relief opening is formed by described pressure release through hole.
3. bus-bar room pressure relief device according to claim 2, is characterized in that: the pressure release through hole of the left and right sides of described bus-bar room pressure release passage is symmetrical set.
4. bus-bar room pressure relief device according to claim 1, is characterized in that: described voltage transformer room and the releasable connection of described bus-bar room pressure release passage.
5. bus-bar room pressure relief device according to claim 4, is characterized in that: described voltage transformer room comprises hollow out framework and the removable rear shrouding being arranged on hollow out frame rear portion.
6. bus-bar room pressure relief device according to claim 4, is characterized in that: the rear shrouding at rear portion, described voltage transformer room has rear male portion, has instrument transformer spatial accommodation in described rear male portion.
7. bus-bar room pressure relief device according to claim 1, is characterized in that: be provided with rupture pressure disc between described bus-bar room and bus-bar room pressure release passage.
8. be with circuit PT feeder cabinet, comprise the bus-bar room being arranged on cabinet top, it is characterized in that: also comprise bus-bar room pressure relief device, described bus-bar room pressure relief device is the bus-bar room pressure relief device described in any one in claim 1-7.
9. band circuit PT feeder cabinet according to claim 8, is characterized in that: described bus-bar room, bus-bar room pressure release passage and voltage transformer room are all arranged on the top of breaker chamber, and the cable vault of band circuit PT feeder cabinet is arranged on the below of breaker chamber.
10. band circuit PT feeder cabinet according to claim 8, it is characterized in that: described breaker chamber is provided with circuit breaker pressure release passage, described circuit breaker pressure release passage is arranged on breaker chamber rear, and is arranged on below voltage transformer room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510760297.6A CN105305287B (en) | 2015-11-10 | 2015-11-10 | Bus-bar room pressure relief device and the PT feeder cabinet for using the device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510760297.6A CN105305287B (en) | 2015-11-10 | 2015-11-10 | Bus-bar room pressure relief device and the PT feeder cabinet for using the device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105305287A true CN105305287A (en) | 2016-02-03 |
| CN105305287B CN105305287B (en) | 2019-01-01 |
Family
ID=55202225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510760297.6A Expired - Fee Related CN105305287B (en) | 2015-11-10 | 2015-11-10 | Bus-bar room pressure relief device and the PT feeder cabinet for using the device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105305287B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888623A (en) * | 2019-01-21 | 2019-06-14 | 常德天马电器股份有限公司 | A kind of safe and reliable metering cabinet |
| CN112653008A (en) * | 2020-12-15 | 2021-04-13 | 北京双杰电气股份有限公司 | Outdoor integral type SF6Ring main unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2441243Y (en) * | 2000-07-28 | 2001-08-01 | 郭宝库 | Metal switch cubicles with aerial inlet/outlet wires |
| CN203536836U (en) * | 2013-09-09 | 2014-04-09 | 上海天正机电(集团)有限公司 | PT cabinet |
| CN203813289U (en) * | 2014-05-09 | 2014-09-03 | 圣特立集团有限公司 | Indoor metal-armored draw-out type switchgear |
| CN205070285U (en) * | 2015-09-10 | 2016-03-02 | 许继电气股份有限公司 | A gas -insulated cabinet |
-
2015
- 2015-11-10 CN CN201510760297.6A patent/CN105305287B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2441243Y (en) * | 2000-07-28 | 2001-08-01 | 郭宝库 | Metal switch cubicles with aerial inlet/outlet wires |
| CN203536836U (en) * | 2013-09-09 | 2014-04-09 | 上海天正机电(集团)有限公司 | PT cabinet |
| CN203813289U (en) * | 2014-05-09 | 2014-09-03 | 圣特立集团有限公司 | Indoor metal-armored draw-out type switchgear |
| CN205070285U (en) * | 2015-09-10 | 2016-03-02 | 许继电气股份有限公司 | A gas -insulated cabinet |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888623A (en) * | 2019-01-21 | 2019-06-14 | 常德天马电器股份有限公司 | A kind of safe and reliable metering cabinet |
| CN109888623B (en) * | 2019-01-21 | 2023-11-21 | 常德天马电器股份有限公司 | Safe and reliable's measurement cabinet |
| CN112653008A (en) * | 2020-12-15 | 2021-04-13 | 北京双杰电气股份有限公司 | Outdoor integral type SF6Ring main unit |
| CN112653008B (en) * | 2020-12-15 | 2023-09-22 | 北京双杰电气股份有限公司 | Outdoor integrated SF 6 Ring main unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105305287B (en) | 2019-01-01 |
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| SE01 | Entry into force of request for substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 Termination date: 20191110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |