CN205377072U - Steam turbine electrically operated gate switch board - Google Patents
Steam turbine electrically operated gate switch board Download PDFInfo
- Publication number
- CN205377072U CN205377072U CN201620065736.1U CN201620065736U CN205377072U CN 205377072 U CN205377072 U CN 205377072U CN 201620065736 U CN201620065736 U CN 201620065736U CN 205377072 U CN205377072 U CN 205377072U
- Authority
- CN
- China
- Prior art keywords
- power source
- electrically operated
- cabinet
- operated gate
- steam turbine
- 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.)
- Active
Links
Landscapes
- Rectifiers (AREA)
Abstract
The utility model discloses a steam turbine electrically operated gate switch board, including the cabinet body, the self -supporting formula section bar that the frame of the cabinet body adopted the perpendicular to bottom surface to install constitutes, and the shell of the cabinet body adopts thickness to make for the above cold -rolled steel sheet of 2mm, is equipped with the cabinet door on the cabinet body, internal main power source circuit breaker, stand -by power supply circuit breaker, switching of power device, power bus row and the electrically operated gate circuit breaker of being equipped with of cabinet is equipped with main mains voltage table and stand -by power supply voltmeter on the cabinet door. The utility model discloses in the steam turbine electrically operated gate during an arbitrary loading element's operating circuit decompression, switching of power device automatic switch -over to another one stand -by power supply, load circuit's stability, continuity, reliability and security when having guaranteed the steam turbine operation, frame and shell adopt the cold -rolled steel sheet more than the 2mm to make, and cabinet body internal and external surface spraying plastics after sour bonderizing is handled, not only makes the cabinet body have sufficient rigidity and intensity, have in addition better prevent dust, the effect of drip proof, anticorrosion, protection against the tide, mould proof, protection against insect.
Description
Technical field
This utility model relates to power distribution cabinet, more specifically, particularly relates to a kind of steam turbine Electrically operated gate power distribution cabinet.
Background technology
The general name of the former finger steam engine of steam turbine and steam turbine, existing steam turbine refers mainly to the steam turbine used on power plant and train, steam turbine is the rotary power machinery that steam energy is converted into mechanical power, steam turbine is mainly used as prime mover of generating, can also directly drive various pump, blower fan, compressor and propeller for vessels etc., the steam discharge of steam turbine or intermediate extraction can also be utilized simultaneously to meet the heat demand in life or production.Along with the development of industrial control technology, a lot of automation control area are required for installing at the scene and using power distribution cabinet, and for providing power supply to equipment such as electronics, communication, detection equipment, steam turbine field is also one critically important suitable application area of power distribution cabinet.Containing substantial amounts of Electrically operated gate in steam turbine, to the electric power system of steam turbine Electrically operated gate, urgent distribution system and when needing the switch that load circuit is automatically switched to another one stand-by power supply from a power supply, it is necessary to load circuit is continuously, carry out reliably to use power distribution cabinet to guarantee.
The power distribution cabinet that existing steam turbine uses relies primarily on the mode of A.C. contactor to carry out power supply switching, and this switching mode is comparatively backward, and reliability, safety also exist bigger hidden danger.Accelerated development along with various countries' economy, the demand of high-performance, the double power supply automatic switching switch product of high-reliability is gradually increased, ATS gos deep in the productive life of people gradually, ATS full name automatic transfer switching electric appliance (Automatictransferswitchingequipment), it is mainly used in emergency power supply system, for load circuit to be automatically switched to the device for switching of another stand-by power supply from a power supply, to guarantee that important load runs continuously reliably.The dual power supply automatic switching device that the companies such as the Ai Mosheng (Emerson) of the current U.S., the General Electric (GE) of the U.S., French Schneider (Schneider) produce has become as mainstream supplier, the domestic steam turbine power distribution cabinet that there is no application dual power supply automatic switching device.This utility model utilizes above-mentioned dual power supply automatic switching device to develop the power distribution cabinet suitable in steam turbine, greatly improves the safety and reliability that steam turbine uses, thus better adapting to the requirement of the power supply of steam turbine, urgent distribution, power supply switching.
Utility model content
The purpose of this utility model is in that for above-mentioned the deficiencies in the prior art, thering is provided a kind of sound construction, dust-proof, waterproof, anticorrosion, protection against the tide, mildew-resistant, protection against insect are respond well and provide the steam turbine Electrically operated gate power distribution cabinet of stable power supply circuits when power supply, urgent distribution and power supply switching.
The technical solution of the utility model is achieved in that steam turbine Electrically operated gate power distribution cabinet, including:
Cabinet, the framework of cabinet adopts and is perpendicular to the self supporting type section bar composition installed bottom surface, and the cold-rolled steel sheet that the shell of cabinet adopts thickness to be more than 2mm is made, and cabinet is provided with cabinet door；
Main power source chopper and auxiliaries-supply circuit-breaker, the input positive pole of described main power source chopper and input negative pole connect positive pole and the negative pole of main power source respectively, and the input positive pole of described auxiliaries-supply circuit-breaker and input negative pole connect positive pole and the negative pole of stand-by power supply respectively；
Power transfer device, described power transfer device is provided with two inputs, is connected with the outfan of main power source chopper and auxiliaries-supply circuit-breaker respectively；Described main power source chopper and auxiliaries-supply circuit-breaker select out-put supply by power transfer device；
Power source bus is arranged, and the input positive pole of described power source bus row and input negative pole connect output cathode and the output negative pole of described power transfer device respectively, and described power source bus row is provided with multiple outfan；
Electrically operated gate chopper, Electrically operated gate chopper is provided with multiple, each carrying member of corresponding steam turbine；The input of Electrically operated gate chopper is connected with the outfan of power source bus；
Main power voltage table and backup power source voltage table, described main power voltage list catenation main power source chopper is also used for showing the magnitude of voltage of main power source, and described backup power source voltage list catenation auxiliaries-supply circuit-breaker is also for showing the magnitude of voltage of stand-by power supply；
Described main power voltage table and backup power source voltage table are arranged on cabinet door, and described main power source chopper, auxiliaries-supply circuit-breaker, power transfer device, power source bus row and Electrically operated gate chopper are arranged at inside cabinet.
Further, described main power source and stand-by power supply adopt the mode inlet wire of inlet wire at the bottom of cabinet.
Further, the outer surface of described cabinet plastic-blasting after acid washing phosphorization processes.
Further, described power source bus row retains the standby output port of more than 15%.
Further, described cabinet door is additionally provided with the power supply switching display being connected with power transfer device and power source switching controller, power supply switching display is for showing the on off operating mode of current supply circuit, power source switching controller is used for Non-follow control power change-over switch, and manually operation power source switching controller completes the switching to current supply circuit.
Further, the top of described cabinet is provided with four lifting screws.
Further, the terminal block that the outfan with Electrically operated gate chopper is connected it is additionally provided with in described cabinet.
Further, being additionally provided with illuminator in described cabinet, the input of described illuminator connects an outfan of power source bus row.
Further, being additionally provided with maintenance socket in described cabinet, the input of described maintenance socket connects an outfan of power source bus row.
The beneficial effects of the utility model are in that: this utility model is simple and compact for structure, production cost is low, when the operating circuit decompression of any one carrying member in steam turbine Electrically operated gate, power transfer device automatically switches to another one stand-by power supply, it is ensured that the stability of load circuit, seriality, reliability and safety when steam turbine runs；Framework and shell adopt the cold-rolled steel sheet of more than 2mm to make, cabinet surfaces externally and internally plastic-blasting after acid phosphatization processes, cabinet is not only made to have enough rigidity and intensity, and there is the effect of dust-proof, Anti-drip, anticorrosion, protection against the tide, mildew-resistant, protection against insect preferably, electric power when can bear inside and outside short circuit simultaneously and heat effect, will not because in the carrying of equipment, lifting, transportation by factors such as humidity, freezing, shocks deformation and failure；The top of cabinet is equiped with four hanging ring screws, facilitates lifting and the transport of this equipment；Cabinet door is provided with the cabinet door of dress lock, facilitates equipment to carry out safeguarding and checking；The multiple nameplates being provided with indicate, it is possible to each functional unit is clearly identified, and nameplate is firm durable, and writing is clear, it is possible to rapid identification goes out independent circuit and protection device thereof, convenient use, examination and maintenance.
Accompanying drawing explanation
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but is not intended that any restriction of the present utility model.
Fig. 1 is the circuit diagram of this utility model steam turbine Electrically operated gate power distribution cabinet.
Fig. 2 is the illuminator circuit diagram of this utility model steam turbine Electrically operated gate power distribution cabinet.
Fig. 3 is the maintenance socket circuit figure of this utility model steam turbine Electrically operated gate power distribution cabinet.
Fig. 4 is the cabinet interior layout front view of this utility model steam turbine Electrically operated gate power distribution cabinet.
Fig. 5 is the cabinet interior layout left side view of this utility model steam turbine Electrically operated gate power distribution cabinet.
Fig. 6 is the cabinet interior layout right side view of this utility model steam turbine Electrically operated gate power distribution cabinet.
Detailed description of the invention
Consulting shown in Fig. 1～Fig. 6, steam turbine Electrically operated gate power distribution cabinet of the present utility model, including cabinet, main power source chopper, auxiliaries-supply circuit-breaker, power transfer device, power source bus row, Electrically operated gate chopper, main power voltage table and backup power source voltage table.
The framework of cabinet adopts and is perpendicular to the self supporting type section bar composition installed bottom surface, and the cold-rolled steel sheet that the shell of cabinet adopts thickness to be more than 2mm is made, and cabinet is provided with cabinet door；The input positive pole of described main power source chopper and input negative pole connect positive pole and the negative pole of main power source respectively, and the input positive pole of described auxiliaries-supply circuit-breaker and input negative pole connect positive pole and the negative pole of stand-by power supply respectively；Described power transfer device is provided with two inputs, is connected with the outfan of main power source chopper and auxiliaries-supply circuit-breaker respectively；Described main power source chopper and auxiliaries-supply circuit-breaker select out-put supply by power transfer device；The input positive pole of described power source bus row and input negative pole connect output cathode and the output negative pole of described power transfer device respectively, and described power source bus row is provided with multiple outfan；Electrically operated gate chopper is provided with multiple, each carrying member of corresponding steam turbine；The input of Electrically operated gate chopper is connected with the outfan of power source bus；Described main power voltage list catenation main power source chopper is also used for showing the magnitude of voltage of main power source, and described backup power source voltage list catenation auxiliaries-supply circuit-breaker is also for showing the magnitude of voltage of stand-by power supply；Described main power voltage table and backup power source voltage table are arranged on cabinet door, and described main power source chopper, auxiliaries-supply circuit-breaker, power transfer device, power source bus row and Electrically operated gate chopper are arranged at inside cabinet.
The outer surface of described cabinet plastic-blasting after acid washing phosphorization processes.The material of cabinet ensures that cabinet can either dust-proof, Anti-drip, anticorrosion, protection against the tide, anti-caking be mould, protection against insect and rodent, can bear again the vibration of temperature and the supporting construction specifying occasion.The shell of cabinet and framework have enough strength and stiffness, and framework adopts self supporting type profile structure to make, and door-plate adopts domestic cold rolling standard brick steel plate, cabinet outer casing thickness >=2mm；Except the installation requirements meeting internal component, additionally it is possible to electric power when bearing inside and outside short circuit and heat effect, will not be deformed because of the carrying of equipment, lifting and transportation are subject to the impact of the factors such as humidity, freezing and shock and damage.Cabinet door can open and close and be equiped with, on cabinet door, the handle that can fill lock being not less than in the angle of 90 ° flexibly.Cabinet door, when dismounting or standard-sized sheet, has enough rigidity sagging without deforming, the carrying out that the lock on cabinet door maintains easily and checks.
Described main power source and stand-by power supply adopt the mode inlet wire of inlet wire at the bottom of cabinet, and described power source bus row retains the standby output port of more than 15%.
Described cabinet door is additionally provided with the power supply switching display being connected with power transfer device and power source switching controller, power supply switching display is for showing the on off operating mode of current supply circuit, power source switching controller is used for Non-follow control power change-over switch, and manually operation power source switching controller completes the switching to current supply circuit.
The top of described cabinet is provided with four lifting screws, facilitates lifting and the transport of this device.
The terminal block that the outfan with Electrically operated gate chopper is connected it is additionally provided with in described cabinet.Terminal block should be arranged in the position being easily installed, and terminal block rated voltage should be not less than 500V, and current transformer terminal adopts testing terminal, and terminal has dividing plate, label line set, and each terminal block and terminal have and indicate clearly.
Being additionally provided with illuminator in described cabinet, the input of described illuminator connects an outfan of power source bus row.Illuminator, for realizing the illumination in cabinet, realizes the switch of illuminating lamp by travel switch in cabinet.
Being additionally provided with maintenance socket in described cabinet, the input of described maintenance socket connects an outfan of power source bus row.Maintenance socket is for carrying out the maintenance in cabinet.
Embodiment provided above is better embodiment of the present utility model, only it is used for this utility model is conveniently described, not this utility model is done any pro forma restriction, any art has usually intellectual, if in the scope without departing from the carried technical characteristic of this utility model, utilize the Equivalent embodiments that the done local of this utility model disclosed technology content is changed or modified, and without departing from technical characteristic content of the present utility model, all still fall within the scope of this utility model technical characteristic.
Claims (9)
1. a steam turbine Electrically operated gate power distribution cabinet, it is characterised in that: including:
Cabinet, the framework of cabinet adopts and is perpendicular to the self supporting type section bar composition installed bottom surface, and the cold-rolled steel sheet that the shell of cabinet adopts thickness to be more than 2mm is made, and cabinet is provided with cabinet door；
Main power source chopper and auxiliaries-supply circuit-breaker, the input positive pole of described main power source chopper and input negative pole connect positive pole and the negative pole of main power source respectively, and the input positive pole of described auxiliaries-supply circuit-breaker and input negative pole connect positive pole and the negative pole of stand-by power supply respectively；
Power transfer device, described power transfer device is provided with two inputs, is connected with the outfan of main power source chopper and auxiliaries-supply circuit-breaker respectively；Described main power source chopper and auxiliaries-supply circuit-breaker select out-put supply by power transfer device；
Power source bus is arranged, and the input positive pole of described power source bus row and input negative pole connect output cathode and the output negative pole of described power transfer device respectively, and described power source bus row is provided with multiple outfan；
Electrically operated gate chopper, Electrically operated gate chopper is provided with multiple, each carrying member of corresponding steam turbine；The input of Electrically operated gate chopper is connected with the outfan of power source bus；
Main power voltage table and backup power source voltage table, described main power voltage list catenation main power source chopper is also used for showing the magnitude of voltage of main power source, and described backup power source voltage list catenation auxiliaries-supply circuit-breaker is also for showing the magnitude of voltage of stand-by power supply；
Described main power voltage table and backup power source voltage table are arranged on cabinet door, and described main power source chopper, auxiliaries-supply circuit-breaker, power transfer device, power source bus row and Electrically operated gate chopper are arranged at inside cabinet.
2. steam turbine Electrically operated gate power distribution cabinet according to claim 1, it is characterised in that: described main power source and stand-by power supply adopt the mode inlet wire of inlet wire at the bottom of cabinet.
3. steam turbine Electrically operated gate power distribution cabinet according to claim 1, it is characterised in that: the outer surface of described cabinet plastic-blasting after acid washing phosphorization processes.
4. steam turbine Electrically operated gate power distribution cabinet according to claim 1, it is characterised in that: described power source bus row retains the standby output port of more than 15%.
5. steam turbine Electrically operated gate power distribution cabinet according to claim 1, it is characterized in that: described cabinet door is additionally provided with the power supply switching display being connected with power transfer device and power source switching controller, power supply switching display is for showing the on off operating mode of current supply circuit, power source switching controller is used for Non-follow control power change-over switch, and manually operation power source switching controller completes the switching to current supply circuit.
6. steam turbine Electrically operated gate power distribution cabinet according to claim 1, it is characterised in that: the top of described cabinet is provided with four lifting screws.
7. steam turbine Electrically operated gate power distribution cabinet according to claim 1, it is characterised in that: it is additionally provided with the terminal block that the outfan with Electrically operated gate chopper is connected in described cabinet.
8. steam turbine Electrically operated gate power distribution cabinet according to claim 1, it is characterised in that: being additionally provided with illuminator in described cabinet, the input of described illuminator connects an outfan of power source bus row.
9. steam turbine Electrically operated gate power distribution cabinet according to claim 1, it is characterised in that: being additionally provided with maintenance socket in described cabinet, the input of described maintenance socket connects an outfan of power source bus row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065736.1U CN205377072U (en) | 2016-01-22 | 2016-01-22 | Steam turbine electrically operated gate switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065736.1U CN205377072U (en) | 2016-01-22 | 2016-01-22 | Steam turbine electrically operated gate switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205377072U true CN205377072U (en) | 2016-07-06 |
Family
ID=56274268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620065736.1U Active CN205377072U (en) | 2016-01-22 | 2016-01-22 | Steam turbine electrically operated gate switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205377072U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109165916A (en) * | 2018-08-09 | 2019-01-08 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of electric operator intelligent power distribution and drawing creation method |
| CN109378802A (en) * | 2018-09-29 | 2019-02-22 | 浙江大唐乌沙山发电有限责任公司 | The application of anti-tripping power distribution equipment |
-
2016
- 2016-01-22 CN CN201620065736.1U patent/CN205377072U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109165916A (en) * | 2018-08-09 | 2019-01-08 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of electric operator intelligent power distribution and drawing creation method |
| CN109378802A (en) * | 2018-09-29 | 2019-02-22 | 浙江大唐乌沙山发电有限责任公司 | The application of anti-tripping power distribution equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2008128311A3 (en) | Improvement in air-conditioner for cabinets | |
| CN205377072U (en) | Steam turbine electrically operated gate switch board | |
| CN204185040U (en) | Power frequency frequency conversion conversion all-in-one | |
| CN210723766U (en) | Quick heat abstractor is used to high tension switchgear | |
| CN204349441U (en) | A kind of AC low voltage power switch box | |
| CN205355545U (en) | Boiler electrically operated gate switch board | |
| CN203553664U (en) | Low-voltage power distribution cabinet | |
| CN205355570U (en) | Boiler heat accuse power cabinet | |
| CN206195203U (en) | Low -voltage distribution cabinet dehumidification cooling system | |
| CN207459518U (en) | A kind of structure and accessory of low voltage distribution cabinet | |
| CN205355938U (en) | Steam turbine heat accuse power cabinet | |
| CN204538515U (en) | Cordwood system intelligent ring network cabinet | |
| CN207530320U (en) | A kind of induction type anti-theft power cabinet | |
| CN206237017U (en) | Solar heat pump and water heating system strong and weak electricity integral intelligent open air switch board | |
| CN213520865U (en) | Power lighting distribution box suitable for comprehensive pipe rack environment | |
| CN201975316U (en) | Low-power electric operation device for outdoor high-voltage switch | |
| CN209183985U (en) | A kind of architectural electricity cabinet convenient to overhaul | |
| CN206293777U (en) | A kind of power distribution cabinet and distribution system | |
| CN203119333U (en) | Switchgear | |
| CN202856193U (en) | Distribution box | |
| CN207250948U (en) | A kind of dust-proof electric cabinet | |
| CN207069395U (en) | A kind of high temperature-proof power distribution cabinet | |
| CN102103938B (en) | Indoor-side-mounting electric operating device | |
| CN209526998U (en) | A kind of architectural electricity cabinet of easy access | |
| CN205005330U (en) | Industry X -ray production apparatus electrical control circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |