CN108923285A - A kind of novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement - Google Patents
A kind of novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement Download PDFInfo
- Publication number
- CN108923285A CN108923285A CN201810765010.2A CN201810765010A CN108923285A CN 108923285 A CN108923285 A CN 108923285A CN 201810765010 A CN201810765010 A CN 201810765010A CN 108923285 A CN108923285 A CN 108923285A
- Authority
- CN
- China
- Prior art keywords
- shell
- temperature increase
- medium voltage
- partition
- voltage switchgear
- 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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
-
- 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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- 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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
-
- 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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- 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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a kind of novel Medium Voltage Switchgears for meeting arcing and temperature increase requirement,Including shell,The two sides of the shell are equipped with discharge pressure pipe,The discharge pressure pipe is connected to setting with the inner cavity of shell,The discharge pressure pipe is connected with aspiration pump by pipeline,Pipeline between the aspiration pump and discharge pressure pipe is equipped with the first solenoid valve,The inside of shell is equipped with mounting groove,Circulation pipe is equipped in mounting groove,One end of circulation pipe is connected with circulating pump,The Medium Voltage Switchgear for meeting arcing and temperature increase requirement of the utility model,PLC controller and the breaker of inside installation are attached,When arcing occurs in inside, breaker is disconnected,PLC controller makes pumping pump work open simultaneously the first solenoid valve at this time,To carry out pressure release,Opening simultaneously second solenoid valve enters the carbon dioxide gas in air accumulator,To prevent interior of shell from catching fire,It is whole that cooling operation is carried out by the way of water cooling,To ensure that the spatter property of interior of shell.
Description
Technical field
The present invention relates to switchgear technical field, specially a kind of novel Medium voltage switch or circuit breaker for meeting arcing and temperature increase requirement
Cabinet.
Background technique
Switchgear is a kind of electrical equipment, controls the Push And Release of various equipment, and switchgear outside line is introduced into master control in cabinet and opens
It closes, subsequently into sub-control switch, each branch is set according to its needs, and switchgear is that the one kind being commonly used in current production and processing is set
Standby, in the use process of switchgear it is possible that the phenomenon that arcing, when arcing occurs, the pressure of inside switch cabinet quickly becomes
Greatly, so as to which to biggish impact is caused to the cabinet body of switchgear, so as to cause switchgear, deformation occurs, and arcing occurs
When the equipment of surrounding may be made on fire, although current, there is more switchgears on the market, corresponding lacking
Row pressure and fire-extinguishing apparatus, and since inside switch cabinet can generate a large amount of heat at runtime, current switchgear is adopted mostly
It is radiated with fan, although there is certain heat dissipation effect, extraneous dust can be made to enter the inside of switchgear, made
There is some potential safety problemss for the equipment operation that must be opened the light inside cabinet.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provides the novel arcing that meets of one kind and wants with temperature rise
The Medium Voltage Switchgear asked can more be rapidly performed by row pressure, it is on fire can prevent inside when arcing, while in heat emission fan
The entrance that dust can effectively be prevented, ensure that the stable operation of equipment, can effectively solve the problems in background technique.
To achieve the above object, the present invention provides the following technical solutions：A kind of novel arcing and temperature increase requirement of meeting
Medium Voltage Switchgear, including shell, the two sides of the shell are equipped with discharge pressure pipe, and the discharge pressure pipe is connected to the inner cavity of shell and sets
It sets, the discharge pressure pipe is connected with aspiration pump by pipeline, and the pipeline between the aspiration pump and discharge pressure pipe is equipped with the first electromagnetism
Valve, the inside of the shell are equipped with mounting groove, are equipped with circulation pipe in the mounting groove, one end of the circulation pipe is connected with circulation
Pump, the circulating pump are connected with refrigeration machine by pipeline, and the refrigeration machine is connected with water tank by pipeline, and the water tank passes through pipe
The connection of the other end of road and circulation pipe, the side of the shell are equipped with installs case, and the inside of the installs case is controlled equipped with PLC
Device, the installs case are equipped with air accumulator, and the air accumulator is connected by the inner cavity of conduit and shell, and the conduit is equipped with the
Two solenoid valves, output end electrical connection aspiration pump, the first solenoid valve, circulating pump, refrigeration machine and the second electromagnetism of the PLC controller
The input terminal of valve.
As a preferred technical solution of the present invention, the inside of the shell is equipped with groove, slidably connects in groove
It is equipped with limit hole on first partition, the first partition and shell, is rotatably connected to limited post in the limit hole.
As a preferred technical solution of the present invention, the side of the first partition is equipped with the first link slot, and first connects
Second partition is slidably connected in access slot, and bus-bar room, the second partition lower section are set as in the shell above the second partition
Shell in be set as cable vault, the other side of the first partition is equipped with the second link slot, slidably connects in the second link slot
Third partition is set as circuit breaker handcart room in the shell above the third partition, is equipped with relay in the circuit breaker handcart room
Instruments and meters room.
As a preferred technical solution of the present invention, the side of the shell, which is connected by a hinge, chamber door, the case
The inner wall of door is equipped with gasket.
As a preferred technical solution of the present invention, the chamber door is equipped with observation slot, and the observation slot corresponds to shell
Face be equipped with thermometer.
As a preferred technical solution of the present invention, the inside of the shell is equipped with electromagnet, inhales on the electromagnet
Attached to be connected to magnetite, the magnetite is located on the inner wall of chamber door, the input of the output end electrical connection electromagnet of the PLC controller
End.
As a preferred technical solution of the present invention, the inside of the installs case is additionally provided with battery pack and card reader, institute
The output end for stating battery pack and card reader is electrically connected the input terminal of PLC controller.
As a preferred technical solution of the present invention, the top of the installs case is equipped with alarm and warning lamp, described
The input terminal of output end the electrical connection alarm and warning lamp of PLC controller.
As a preferred technical solution of the present invention, the top of the air accumulator is equipped with gas tube, on the gas tube
Equipped with check valve.
As a preferred technical solution of the present invention, the side of the installs case, which is connected by a hinge, cover board, described
The side of cover board is equipped with handle.
Compared with prior art, the beneficial effects of the invention are as follows：Meeting in arcing and temperature increase requirement for the utility model presses off
Cabinet is closed, PLC controller and the breaker of inside installation are attached, breaker disconnects when arcing occurs in inside, at this time PLC
Controller makes pumping pump work open simultaneously the first solenoid valve, to carry out pressure release, opens simultaneously second solenoid valve and to store up
Carbon dioxide gas in gas tank enters, thus prevent interior of shell from catching fire, it is whole that cooling operation is carried out by the way of water cooling,
To ensure that the spatter property of interior of shell.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is side structure schematic diagram of the present invention；
Fig. 3 is the schematic diagram of the section structure of the present invention.
In figure：1 shell, 2 discharge pressure pipes, 3 aspiration pumps, 4 first solenoid valves, 5 mounting grooves, 6 circulation pipes, 7 circulating pumps, 8 refrigeration
Machine, 9 water tanks, 10 installs cases, 11 PLC controllers, 12 handles, 13 air accumulators, 14 conduits, 15 second solenoid valves, 16 first every
Plate, 17 limit holes, 18 limited posts, 19 second partitions, 20 bus-bar rooms, 21 cable vaults, 22 third partitions, 23 circuit breaker handcart rooms,
24 relay instrument rooms, 25 chamber doors, 26 gaskets, 27 observation slots, 28 thermometers, 29 magnetites, 30 electromagnet, 31 battery packs, 32
Card reader, 33 alarms, 34 warning lamps, 35 gas tubes, 36 check valves, 37 cover boards.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution：A kind of novel middle pressure for meeting arcing and temperature increase requirement
Switchgear, including shell 1, the two sides of shell 1 are equipped with discharge pressure pipe 2, and discharge pressure pipe 2 is connected to setting, discharge pressure pipe with the inner cavity of shell 1
2 are connected with aspiration pump 3 by pipeline, the pipeline between aspiration pump 3 and discharge pressure pipe 2 be equipped with the first solenoid valve 4, shell 1 it is interior
Portion is equipped with mounting groove 5, is equipped with circulation pipe 6 in mounting groove 5, one end of circulation pipe 6 is connected with circulating pump 7, and circulating pump 7 passes through pipeline
It is connected with refrigeration machine 8, refrigeration machine 8 is connected with water tank 9 by pipeline, and water tank 9 is connect by pipeline with the other end of circulation pipe 6,
The side of shell 1 is equipped with installs case 10, and the inside of installs case 10 is equipped with PLC controller 11, and installs case 10 is equipped with air accumulator 13,
Air accumulator 13 is connect by conduit 14 with the inner cavity of shell 1, and conduit 14 is equipped with second solenoid valve 15, is filled with inside air accumulator 13
Carbon dioxide gas, when arcing occurring inside shell 1, second solenoid valve 15 is opened, so that carbon dioxide gas enters
To the inside of shell 1, the inside of shell 1 is equipped with groove, slidably connects first partition 16, first partition 16 and shell in groove
It is equipped with limit hole 17 on 1, limited post 18 is rotatably connected in limit hole 17, the side of first partition 16 is equipped with the first connection
Slot slidably connects second partition 19 in the first link slot, is set as bus-bar room 20 in the shell 1 of 19 top of second partition, and second
It is set as cable vault 21 in the shell 1 of the lower section of partition 19, the other side of first partition 16 is equipped with the second link slot, in the second link slot
Third partition 22 is slidably connected, is set as circuit breaker handcart room 23, circuit breaker handcart room 23 in the shell 1 of 22 top of third partition
Interior to be equipped with relay instrument room 24, subregional setting installs corresponding structure in corresponding region convenient for user, shell 1
Side, which is connected by a hinge, chamber door 25, and the inner wall of chamber door 25 is equipped with gasket 26, ensure that the sealing of 25 junction of chamber door
Property, chamber door 25 is equipped with observation slot 27, observes the face of the corresponding shell 1 of slot 27 equipped with thermometer 28, convenient for user to shell 1
Internal temperature is observed and recorded, and the inside of shell 1 is equipped with electromagnet 30, and absorption is connected with magnetite 29, magnetic on electromagnet 30
Stone 29 is located on the inner wall of chamber door 25, can effectively prevent chamber door 25 from unexpectedly opening, the inside of installs case 10 is additionally provided with electricity
Pond group 31 and card reader 32, the setting of independent battery pack 31 so that installed inside shell 1 device fails when, no
It will affect the structure operation of setting, the top of installs case 10 is equipped with alarm 33 and warning lamp 34, convenient for right in the event of a failure
User warns, and the top of air accumulator 13 is equipped with gas tube 35, and gas tube 35 is equipped with check valve 36, convenient for air accumulator
13 inside carries out aerating operation, and the side of installs case 10, which is connected by a hinge, cover board 37, and the side of cover board 37 is equipped with handle
12, it ensure that the leakproofness of installs case 10, PLC controller 11 use AI-3500 or other common programmable control units,
The output end of battery pack 31 and card reader 32 is electrically connected the input terminal of PLC controller 11, and the output end of PLC controller 11 is electrically connected
Connect aspiration pump 3, the first solenoid valve 4, circulating pump 7, refrigeration machine 8, second solenoid valve 15, electromagnet 30, alarm 33 and warning lamp
34 input terminal, PLC controller 11 control aspiration pump 3, the first solenoid valve 4, circulating pump 7, refrigeration machine 8, second solenoid valve 15, electricity
Magnet 30, alarm 33 and the work of warning lamp 34 are all made of method commonly used in the prior art.
When in use：Needing equipment to be mounted to be mounted on the corresponding position inside shell 1, being installed inside shell 1
Breaker connect with PLC controller 11, breaker work after, PLC controller 11 make aspiration pump 3 work, open simultaneously
Thus first solenoid valve 4 carries out row pressure operation so that air-flow is rapidly discharged with discharge pressure pipe 2, then opening the
Two solenoid valves 15, so that it is fire-retardant put out a fire, lead to so that the gas stored in air accumulator 13 enters the inside of shell 1
Crossing PLC controller 11 makes circulating pump 7 and refrigeration machine 8 work, so that there is cold water stream in the circulation pipe 6 of the inside of shell 1
Dynamic, thus disengaging cooling operation, when opening chamber door 25, needs brushing to ensure that the spatter property inside shell 1
It swipes the card, is swiped the card by rear on card device 32, PLC controller 11 makes electromagnet 30 stop working, to carry out to chamber door 25
It opens.
The present invention quickly detaches the gas inside shell 1 when arcing occurs, through aspiration pump 3, to keep away
Exempt from the deformation of shell 1 caused by 1 internal pressure of shell quickly changes, while being passed through carbon dioxide, can effectively prevent shell 1
Lasting burning occurs for inside, after the verifying that identity is carried out by card reader 32, can open to chamber door 25, thus anti-
Unauthorized unlatching is stopped, the subregion setting inside shell 1 installs corresponding equipment convenient for user.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement, including shell (1), it is characterised in that：It is described outer
The two sides of shell (1) are equipped with discharge pressure pipe (2), and the discharge pressure pipe (2) is connected to setting, the discharge pressure pipe (2) with the inner cavity of shell (1)
It is connected with aspiration pump (3) by pipeline, the pipeline between the aspiration pump (3) and discharge pressure pipe (2) is equipped with the first solenoid valve
(4), the inside of the shell (1) is equipped with mounting groove (5), is equipped with circulation pipe (6) in the mounting groove (5), the circulation pipe (6)
One end be connected with circulating pump (7), the circulating pump (7) is connected with refrigeration machine (8) by pipeline, and the refrigeration machine (8) passes through
Pipeline is connected with water tank (9), and the water tank (9) is connect by pipeline with the other end of circulation pipe (6), the side of the shell (1)
Face is equipped with installs case (10), and the inside of the installs case (10) is equipped with PLC controller (11), and the installs case (10) is equipped with storage
Gas tank (13), the air accumulator (13) are connect by conduit (14) with the inner cavity of shell (1), and the conduit (14) is equipped with second
Solenoid valve (15), the PLC controller (11) output end electrical connection aspiration pump (3), the first solenoid valve (4), circulating pump (7),
The input terminal of refrigeration machine (8) and second solenoid valve (15).
2. the novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement of one kind according to claim 1, it is characterised in that：
The inside of the shell (1) is equipped with groove, slidably connects first partition (16) in groove, the first partition (16) and shell
(1) it is equipped on limit hole (17), is rotatably connected to limited post (18) in the limit hole (17).
3. the novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement of one kind according to claim 2, it is characterised in that：
The side of the first partition (16) is equipped with the first link slot, slidably connects second partition (19) in the first link slot, described
It is set as bus-bar room (20) in shell (1) above second partition (19), is set as in the shell (1) below the second partition (19)
Cable vault (21), the other side of the first partition (16) are equipped with the second link slot, slidably connect third in the second link slot
Partition (22) is set as circuit breaker handcart room (23) in the shell (1) above the third partition (22), the circuit breaker handcart room
(23) relay instrument room (24) are equipped in.
4. the novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement of one kind according to claim 1, it is characterised in that：
The side of the shell (1) is connected by a hinge and has chamber door (25), and the inner wall of the chamber door (25) is equipped with gasket (26).
5. the novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement of one kind according to claim 4, it is characterised in that：
The chamber door (25) is equipped with observation slot (27), and the face of observation slot (27) corresponding shell (1) is equipped with thermometer (28).
6. the novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement of one kind according to claim 1, it is characterised in that：
The inside of the shell (1) is equipped with electromagnet (30), and absorption is connected with magnetite (29), the magnetite on the electromagnet (30)
(29) it is located on the inner wall of chamber door (25), the input terminal of output end electrical connection electromagnet (30) of the PLC controller (11).
7. the novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement of one kind according to claim 1, it is characterised in that：
The inside of the installs case (10) is additionally provided with battery pack (31) and card reader (32), the battery pack (31) and card reader (32)
Output end is electrically connected the input terminal of PLC controller (11).
8. the novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement of one kind according to claim 1, it is characterised in that：
The top of the installs case (10) is equipped with alarm (33) and warning lamp (34), and the output end of the PLC controller (11) is electrically connected
The input terminal of device (33) and warning lamp (34) taking alarm.
9. the novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement of one kind according to claim 1, it is characterised in that：
The top of the air accumulator (13) is equipped with gas tube (35), and the gas tube (35) is equipped with check valve (36).
10. the novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement of one kind according to claim 1, feature exist
In：The side of the installs case (10) is connected by a hinge and has cover board (37), and the side of the cover board (37) is equipped with handle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810765010.2A CN108923285A (en) | 2018-07-12 | 2018-07-12 | A kind of novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810765010.2A CN108923285A (en) | 2018-07-12 | 2018-07-12 | A kind of novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108923285A true CN108923285A (en) | 2018-11-30 |
Family
ID=64412960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810765010.2A Pending CN108923285A (en) | 2018-07-12 | 2018-07-12 | A kind of novel Medium Voltage Switchgear for meeting arcing and temperature increase requirement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108923285A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110212472A (en) * | 2019-06-21 | 2019-09-06 | 芜湖金牛电气股份有限公司 | Safety cable feeder pillar |
| CN110391636A (en) * | 2019-06-21 | 2019-10-29 | 芜湖金牛电气股份有限公司 | Fire-proof cable branch box |
| CN111236107A (en) * | 2020-01-18 | 2020-06-05 | 永旭(上海)通讯科技有限公司 | Subway brake machine |
| CN112055489A (en) * | 2019-06-05 | 2020-12-08 | 二工防爆科技股份有限公司 | Explosion-proof cabinet that factor of safety is high |
| CN113300256A (en) * | 2021-06-16 | 2021-08-24 | 董波 | High-voltage switch cabinet with high safety |
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| CN106231872A (en) * | 2016-08-23 | 2016-12-14 | 江苏明强电气有限公司 | A kind of arc protection is from putting out a fire switch board |
| CN206962283U (en) * | 2017-06-14 | 2018-02-02 | 镇江神飞新能源科技有限公司 | A kind of Medium Voltage Switchgear |
| CN108064125A (en) * | 2017-12-23 | 2018-05-22 | 河南省云乐科技有限公司 | A kind of cabinet of dedusting integrated heat dissipation |
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| CN103776973A (en) * | 2014-03-04 | 2014-05-07 | 中山大学 | Electrical fire short circuit simulator and simulation method thereof |
| CN104269756A (en) * | 2014-09-17 | 2015-01-07 | 向荣集团有限公司 | Easily-installed switch cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112055489A (en) * | 2019-06-05 | 2020-12-08 | 二工防爆科技股份有限公司 | Explosion-proof cabinet that factor of safety is high |
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| CN113300256A (en) * | 2021-06-16 | 2021-08-24 | 董波 | High-voltage switch cabinet with high safety |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181130 |
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| RJ01 | Rejection of invention patent application after publication |