CN208623223U - A kind of 12kV armoured switch cabinet - Google Patents
A kind of 12kV armoured switch cabinet Download PDFInfo
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- CN208623223U CN208623223U CN201821295273.3U CN201821295273U CN208623223U CN 208623223 U CN208623223 U CN 208623223U CN 201821295273 U CN201821295273 U CN 201821295273U CN 208623223 U CN208623223 U CN 208623223U
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- circuit breaker
- control unit
- bus
- unit
- grounding switch
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Abstract
The utility model discloses a kind of 12kV armoured switch cabinets, it includes cabinet body, is provided with programmed control circuit in cabinet body；Programmed control circuit includes central processing unit, circuit breaker cart control unit, grounding switch control unit, power conversion unit, state indication unit, parameter set unit；Central processing unit is built-in with for handling the signal received and according to the logic judgment module of processing result output corresponding control signal；Circuit breaker cart control unit, grounding switch control unit are made of motor, drive and control of electric machine module, motor rotation blockage detection module, Phototube Coupling intake module, switch power module, operating voltage acquisition module；The motor of circuit breaker cart control unit is connected with the executing agency of circuit breaker cart；The motor of grounding switch control unit is connected with the executing agency of grounding switch.The utility model not only realizes automation, improves work efficiency, and highly-safe, has wide applicability.
Description
Technical field
The utility model relates to a kind of switchgear more particularly to a kind of 12kV armoured switch cabinets.
Background technique
With the fast development of economic society, distribution system scale constantly expands, one as electric system of power distribution network
Important link has the characteristics that number of devices is more, has a very wide distribution, grid structure complexity, for this purpose, remote operation apparatus just seems
It is particularly important with it is urgent.At home in electrical apparatus industry, current 12kV switchgear is general using simplified configuration side because technology is limited
Case not only limits the configuration of all kinds of breaker schemes, and is manually operated, low efficiency, while can not achieve interlock, pacifies
Full performance is low.
Utility model content
In order to solve shortcoming present in above-mentioned technology, the utility model provides a kind of 12kV armoured switch cabinet.
In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of 12kV armoured switch cabinet, packet
Cabinet body is included, cabinet body includes mutually isolated bus-bar room, breaker chamber, cable vault, relay instrument room；The rear end of bus-bar room is arranged
There is breaker chamber；The lower end of bus-bar room is provided with cable vault；The upper end of breaker chamber is provided with relay instrument room；
Programmed control circuit is provided in cabinet body；Programmed control circuit includes central processing unit, circuit breaker cart
Control unit, grounding switch control unit, power conversion unit, state indication unit, parameter set unit；Central processing unit
It is built-in with for handling the signal received and according to the logic judgment module of processing result output corresponding control signal；Breaker
Handcart control unit, grounding switch control unit are by motor, drive and control of electric machine module, motor rotation blockage detection module, photoelectricity
Intake module, switch power module, operating voltage acquisition module composition is isolated；The motor of circuit breaker cart control unit and disconnected
The executing agency of road device handcart is connected；The motor of grounding switch control unit is connected with the executing agency of grounding switch.
Valve is vertically arranged between bus-bar room and breaker chamber；Stationary contact head cartridge is provided on valve.
The lower end of bus-bar room is provided with current transformer；Bus insulating bush is provided in bus-bar room；Bus insulating bush
On be provided with main bus-bar；Main bus-bar is rectangular section copper bar；Main bus-bar is connected by conducting wire with stationary contact head cartridge.
Circuit breaker cart is provided in breaker chamber；Circuit breaker cart is the indoor high-voltage vacuum circuit breaker of 12kV；Open circuit
Device handcart is connected with stationary contact head cartridge by valve and is cooperated with the static contact head device switch in stationary contact head cartridge；Circuit breaker cart with
The detachable contact connectio of current transformer.
Relay instrument room is electrically connected by Secondary socket with circuit breaker cart.
Grounding switch is provided between breaker chamber and cable vault；Grounding switch is connected with the bottom of current transformer；
Grounding switch is connected with arrester.
The utility model only needs operation button that can easily control using digitlization, information-based programmed control circuit
The executing agency of circuit breaker cart and grounding switch processed acts, and not only greatly improves work efficiency, so that operator is more labor-saving,
And equipment performance and automatization level are improved, there is the very strong market competitiveness and vast market prospect, while can
To realize interlock, safety is improved, can be widely applied to all kinds of electric substations of electric system and power plant, industrial and mineral enterprise thing
Industry high voltage power distribution.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
In figure: 1, bus-bar room；2, breaker chamber；3, cable vault；4, relay instrument room；5, bus insulating bush；6, main
Bus；7, stationary contact head cartridge；8, circuit breaker cart；9, valve；10, Secondary socket；11, grounding switch；12, current transformer；13,
Arrester.
Specific embodiment
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
A kind of 12kV armoured switch cabinet as shown in Figure 1, including cabinet body, cabinet body include mutually isolated bus-bar room 1, open circuit
Device room 2, cable vault 3, relay instrument room 4；The rear end of bus-bar room 1 is provided with breaker chamber 2；The lower end of bus-bar room 1 is provided with
Cable vault 3；The upper end of breaker chamber 2 is provided with relay instrument room 4；Cabinet body is divided into four individual compartments, shell protection etc.
Grade is IP4X, is IP2X after breaker door opening, with aerial inlet-outlet line, cable incoming-outgoing wire and other function schemes, arranged,
The power distribution equipment of various scheme forms can be become after combination, and having prevents on-load from pushing and pulling circuit breaker cart, preventing accidentally division
Breaker closes breaker when grounding switch being prevented to be in closed position, prevents mistakenly entering into charged isolation ward, prevents the mistake in electrification
The interlock for closing earthing switch, improves the operational safety of equipment.The panel of cabinet body is using high-quality cold-rolled steel through CNC machine
Electrostatic plastic spraying forms after processing, remaining metal parts is all made of zinc-plated surface treatment mode, guarantees that cabinet body is anticorrosive, antioxygen
Change.This equipment has complete metal armouring, and bus-bar room 1, breaker chamber 2, cable vault 3, relay instrument room 4 separate completely, every
Degree of protection reaches IP2X between room.This equipment has the electronic disengaging of circuit breaker cart, electronic point of grounding switch, closing operation function,
Be the bus of three-phase alternating current 50Hz and the complete set of equipments of sectionalized busbar system, as receive and the network power of distribution 3-12kV and
Automatic control, monitoring and logout are carried out to circuit.This equipment both can carry out installation and debugging and maintenance from front, can also be with
Back-to-back permutatation in pairs and mounted against a wall.
Programmed control circuit is provided in cabinet body；Programmed control circuit includes central processing unit, circuit breaker cart
Control unit, grounding switch control unit, power conversion unit, state indication unit, parameter set unit；Central processing unit
Respectively with circuit breaker cart control unit, grounding switch control unit, power conversion unit, state indication unit, parameter setting
Unit is connected；Central processing unit is built-in with for handling the signal received and should control letter according to processing result output phase
Number logic judgment module；It is single from circuit breaker cart control that the logic judgment module of central processing unit receives processing respectively
Member, the signal of grounding switch control unit, power conversion unit, state indication unit, parameter set unit are simultaneously tied according to processing
The corresponding control signal of fruit output；State indication unit is used to indicate the working condition of each unit, grasp at any time each component into
Out, division state guarantees safety；Required each parameter value is set according to actual conditions in parameter set unit, passes through center
Processing unit realizes master control.Switchgear passes through the ICD file of parsing cell device, by telemetering, remote signalling, remote control, remote regulating, guarantor
The information of shield definite value, protection event etc. is supplied to substation level with tabular form, facilitates engineering construction, strong operability；Switch
Cabinet communication is designed by IEC61850 specification, is able to satisfy the configuration of all kinds of breaker schemes, and compatibility is strong.
Circuit breaker cart control unit, grounding switch control unit are by motor, drive and control of electric machine module, motor rotation blockage
Detection module, Phototube Coupling intake module, switch power module, operating voltage acquisition module composition；Circuit breaker cart control
The motor of unit is connected with the executing agency of circuit breaker cart；The execution of the motor and grounding switch of grounding switch control unit
Mechanism is connected.Circuit breaker cart control unit, grounding switch control unit are all made of electric operating control circuit breaker cart
Operation, the division operation of grounding switch, the division of breaker operation are passed in and out, intelligent operation control is carried out by program to divide-shut brake.
Using digitlization, information-based programmed control circuit, only need operation button that can easily control circuit breaker cart and ground connection
The executing agency of disconnecting link acts, and greatly improves work efficiency, so that operator is more labor-saving, improves equipment performance and automatic
Change horizontal.
Valve 9 is vertically arranged between bus-bar room 1 and breaker chamber 2；Stationary contact head cartridge 7 is provided on valve 9.Bus-bar room 1
Lower end be provided with current transformer 12；Bus insulating bush 5 is provided in bus-bar room 1；Master is provided on bus insulating bush 5
Bus 6；Main bus-bar 6 is rectangular section copper bar；Main bus-bar 6 is connected by conducting wire with stationary contact head cartridge 7.
Circuit breaker cart 8 is provided in breaker chamber 2；Circuit breaker cart 8 is the indoor high-voltage vacuum circuit breaker of 12kV；It is disconnected
Road device handcart 8 is connected with stationary contact head cartridge 7 by valve 9 and is cooperated with the static contact head device switch in stationary contact head cartridge 7；Breaker
Handcart 8 and the detachable contact connectio of current transformer 12.Relay instrument room 4 passes through Secondary socket 10 and circuit breaker cart 8
Electrical connection.The skeleton of circuit breaker cart 8 is assembled after CNC machine is processed using high-quality cold-reduced sheet, is used with cabinet body
Insulation Coordination, mechanical interlocking are securely and reliably flexible.Circuit breaker cart 8 has disconnection, experiment, operating position in cabinet body, each
Set all has positioning device respectively, to guarantee that interlocking is reliable.
Grounding switch 11 is provided between breaker chamber 2 and cable vault 3；The bottom of grounding switch 11 and current transformer 12
It is connected；Grounding switch 11 is connected with arrester 13.
Compared with prior art, the utility model has the advantage that
1) totally digitilized: analog quantity, quantity of state between realization substation level equipment, bay device and process layer devices
Etc. data exchanges and control command total digitalization；Between wall and process layer, between wall and substation level equipment
It is connected with Ethernet；
2) ease for operation: the switchgear remains the configurable advantage of integrated system database, passes through parsing wall dress
The information of telemetering, remote signalling, remote control, remote regulating, protection definite value, protection event etc. is supplied to change with tabular form by the ICD file set
Power station layer, engineering construction is greatly for convenience；
3) Design of Compatibility: switchgear communication is designed by IEC61850 specification, has both been able to satisfy the more of different regions user
Firstization demand, and the intelligent solution of various modes can be compatible with: local intelligence equipment mode, full intellectualized had both been supported
Equipment mode also supports transformation station and traditional monitoring system mode；
4) programming operations: disengaging operation, the division operation of grounding switch, the division of the breaker operation of circuit breaker cart
It is all made of electric operating, intelligent operation control is carried out by program to divide-shut brake；
5) distant place and execute-in-place: the institute including breaker division, circuit breaker cart disengaging and grounding switch division
There is operation to realize by background computer, and work order can be cancelled at any time in operation；
6) configure a variety of blocking functions: the electronic disengaging of circuit breaker cart, the electronic division operation of grounding switch etc. are each equipped with
Blocking function can prevent operator's mistakenly entering charged chamber.
Above embodiment is not limitations of the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made within the scope of the technical solution of the utility model,
Also the protection scope of the utility model is belonged to.
Claims (6)
1. a kind of 12kV armoured switch cabinet, including cabinet body, it is characterised in that: the cabinet body include mutually isolated bus-bar room (1),
Breaker chamber (2), cable vault (3), relay instrument room (4)；The rear end of the bus-bar room (1) is provided with breaker chamber (2)；It is female
The lower end of line room (1) is provided with cable vault (3)；The upper end of the breaker chamber (2) is provided with relay instrument room (4)；
Programmed control circuit is provided in the cabinet body；Described program control circuit includes central processing unit, breaker
Handcart control unit, grounding switch control unit, power conversion unit, state indication unit, parameter set unit；The center
Processing unit is built-in with for handling the signal received and according to the logic judgment mould of processing result output corresponding control signal
Block；The circuit breaker cart control unit, grounding switch control unit are by motor, drive and control of electric machine module, motor rotation blockage
Detection module, Phototube Coupling intake module, switch power module, operating voltage acquisition module composition；The circuit breaker cart
The motor of control unit is connected with the executing agency of circuit breaker cart；The motor and earthing of the grounding switch control unit
The executing agency of lock is connected.
2. 12kV armoured switch cabinet according to claim 1, it is characterised in that: the bus-bar room (1) and breaker chamber (2)
Between be vertically arranged with valve (9)；Stationary contact head cartridge (7) are provided on the valve (9).
3. 12kV armoured switch cabinet according to claim 2, it is characterised in that: the lower end of the bus-bar room (1) is provided with
Current transformer (12)；Bus insulating bush (5) are provided in bus-bar room (1)；Master is provided on the bus insulating bush (5)
Bus (6)；The main bus-bar (6) is rectangular section copper bar；Main bus-bar (6) is connected by conducting wire with stationary contact head cartridge (7).
4. 12kV armoured switch cabinet according to claim 3, it is characterised in that: be provided in the breaker chamber (2) disconnected
Road device handcart (8)；The circuit breaker cart (8) is the indoor high-voltage vacuum circuit breaker of 12kV；Circuit breaker cart (8) passes through valve
(9) it is connected with stationary contact head cartridge (7) and cooperates with the static contact head device switch in stationary contact head cartridge (7)；Circuit breaker cart (8) and electricity
Current transformer (12) detachable contact connectio.
5. 12kV armoured switch cabinet according to claim 4, it is characterised in that: the relay instrument room (4) passes through two
Secondary socket (10) is electrically connected with circuit breaker cart (8).
6. 12kV armoured switch cabinet according to claim 5, it is characterised in that: the breaker chamber (2) and cable vault (3)
Between be provided with grounding switch (11)；The grounding switch (11) is connected with the bottom of current transformer (12)；Grounding switch
(11) it is connected with arrester (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821295273.3U CN208623223U (en) | 2018-08-10 | 2018-08-10 | A kind of 12kV armoured switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821295273.3U CN208623223U (en) | 2018-08-10 | 2018-08-10 | A kind of 12kV armoured switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208623223U true CN208623223U (en) | 2019-03-19 |
Family
ID=65716481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821295273.3U Active CN208623223U (en) | 2018-08-10 | 2018-08-10 | A kind of 12kV armoured switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208623223U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111610467A (en) * | 2020-05-19 | 2020-09-01 | 上海舒盈科技股份有限公司 | Switch cabinet capable of automatically detecting contact engagement state and detection method thereof |
| CN112736749A (en) * | 2021-01-22 | 2021-04-30 | 福建船政交通职业学院 | KYN high tension switchgear intelligence control system |
-
2018
- 2018-08-10 CN CN201821295273.3U patent/CN208623223U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111610467A (en) * | 2020-05-19 | 2020-09-01 | 上海舒盈科技股份有限公司 | Switch cabinet capable of automatically detecting contact engagement state and detection method thereof |
| CN112736749A (en) * | 2021-01-22 | 2021-04-30 | 福建船政交通职业学院 | KYN high tension switchgear intelligence control system |
| CN112736749B (en) * | 2021-01-22 | 2023-04-04 | 福建船政交通职业学院 | KYN high tension switchgear intelligence control system |
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