CN110361102A - A kind of substation's on-line temperature monitoring and protective device - Google Patents
A kind of substation's on-line temperature monitoring and protective device Download PDFInfo
- Publication number
- CN110361102A CN110361102A CN201910668266.6A CN201910668266A CN110361102A CN 110361102 A CN110361102 A CN 110361102A CN 201910668266 A CN201910668266 A CN 201910668266A CN 110361102 A CN110361102 A CN 110361102A
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- Prior art keywords
- temperature
- substation
- unit
- monitoring
- line
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/026—Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
Abstract
The present invention provides a kind of substation's on-line temperature monitoring and protective device, including central control module, the on-line temperature monitoring module connecting with central control module and the power distribution protection module connecting with central control module；The central control module includes substation being arranged in and the temperature controller connecting with on-line temperature monitoring module and the monitoring unit that monitoring center is arranged in；The on-line temperature monitoring module includes several temperature sensors being separately positioned on power equipment and transmission line of electricity, further includes alarm unit；The power distribution protection module include several trip protection units for protecting power equipment and for by substation be divided into several sections to so that separate several insulation blocking units of protection, further include fire extinguishing unit.The present invention can not only in real time, promptly be monitored the temperature of power equipment in substation and power transmission line, and can also carry out strong to the failure that may occur according to the temperature data monitored and effectively cope with.
Description
Technical field
The present invention relates in technical field of electric power, and in particular to a kind of substation's on-line temperature monitoring and protective device.
Background technique
Substation changes voltage of transformation in the place and electric system of voltage, receiving and distribution electric energy, control electric power
Flow direction and adjust voltage electric power facility, it is got up the grid contact of each step voltage by its transformer.
For the power supply reliability for ensuring equipment operation, the on-line monitoring system of equipment generates the stable operation of power grid great
It influences, therefore the temperature measurement on-line acquisition for how carrying out equipment becomes an important job, is to effectively prevent having for equipment breakdown
Effect measure, in higher and higher present of O&M integrated degree, it appears particularly important protrusion.
But since power equipment quantity is more in substation, transmission line of electricity is many and diverse, so whole operator monitoring amount and difficulty
All greatly.Although also having the functions such as on-line monitoring, alarm and the tripping of equipment excess temperature in the prior art, in emergency fire
When, to the containment aspect of the intensity of a fire, there is no strong counter-measures.
A kind of power equipment remote monitoring system of disclosure of the invention that publication No. is CN 106160231 A, including electric power are set
It is standby, the power equipment on-line temperature monitoring device and power distribution protective device, the on-line temperature monitoring device and switchgear intelligence
It can control device and be connected with central controller, the temperature of the on-line temperature monitoring device real-time monitoring power equipment and transmission line of electricity
Degree evidence, and the temperature data is sent to central controller, when the temperature data exceeds preset threshold, center control
Device controls the power supply of power distribution protective device cutting power equipment, and the present invention can effectively realize power distribution protection and online temperature
Degree monitoring, protects the balance movement of power equipment, avoids security risk.But technical solutions according to the invention cannot be in circuit
After sudden catastrophic failure is so that cause fire, it is effectively handled, to reduce loss to the full extent.
A kind of a kind of substation's fire-fighting tele-control system of disclosure of the invention that publication No. is 106166348 A of CN, packet
It includes and is arranged in the indoor controller of substation and temperature sensor connected to the controller and alarm, substation room not
Orientation is provided with several extinguishing devices and video camera, is equipped with electric platform below the extinguishing device and video camera；Institute
Stating extinguishing device includes fire extinguishing box, and extinguishing chemical storage tank is provided in the fire extinguishing box, is provided with electric expansion at the top of fire extinguishing box
Bar, electric telescopic rod top are provided with spray head, spray head and extinguishing chemical storage tank by being provided with electromagnetism in piping connection and pipeline
The driving motor and solenoid valve of valve, electric platform and electric telescopic rod are connect with controller, and the long-range monitoring of controller connection is eventually
End.Present invention eliminates smoke sensor devices, and the alarm temperature of setting temperature sensor is the temperature before burning in advance, can be in fire
Prompt remote monitoring personnel is gone in alarm before calamity occurs, and i.e. prompt monitoring personnel can make movement when fire will start.So
And technical solution of the present invention can not effectively contain the situation of the fire spreads quickly but there is adaptibility to response is weak.
Summary of the invention
In view of this, in view of the deficiencies of the prior art, the present invention provides a kind of substation's on-line temperature monitorings and protection dress
It sets, in real time, promptly the temperature of power equipment in substation and power transmission line can not only be monitored, and can also basis
The temperature data monitored is carried out strong and is effectively coped with to the failure that may occur.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of substation's on-line temperature monitoring and guarantor
Protection unit, including central control module, the on-line temperature monitoring module being connect with central control module and and central control module
The power distribution protection module of connection；
The central control module includes that substation is arranged in and the temperature controller that connect with on-line temperature monitoring module and sets
Set the monitoring unit in monitoring center；
The on-line temperature monitoring module includes several temperature sensors being separately positioned on power equipment and transmission line of electricity,
It further include alarm unit；
The temperature sensor, temperature controller and alarm unit are sequentially connected, and the temperature sensor real-time monitoring electric power is set
Standby and transmission line of electricity temperature data, and the temperature data that monitoring obtains is sent to temperature controller, when the temperature exceeds
When preset threshold, temperature controller control alarm unit alarms and controls the starting of power distribution protection module；
The power distribution protection module includes several trip protection units for protecting power equipment and is used to substation point
Several sections are cut into separate several insulation blocking units of protection in turn, further include fire extinguishing unit；
The insulation blocking unit includes the fixed frame being arranged on substation's top plate, the connection with the lower hinge of fixed frame
Slot, be connected with link slot flashboard is isolated；It is described isolation flashboard position and state by driving unit and brake unit come
It is adjusted.
Further, the driving unit include hanger on the right side of fixed frame is set, hanger lower end is set determine cunning
Take turns, be arranged in leading on the first extension board, the capstan winch being arranged on Extension support and the capstan winch being arranged in of lower end on the right side of fixed pulley
Messenger, described traction rope one end are connect with capstan winch, and the other end of traction rope passes through fixed pulley and is connected with flashboard is isolated.
Further, stretch ring is provided on the isolation flashboard, traction rope is provided with hook close to one end of isolation flashboard
Button, traction rope with flashboard is isolated in such a way that stretch ring is connected with fastener and links together.
Further, the brake unit includes the first hanger bracket being arranged on substation's top plate, is vertically provided at
First electric telescopic rod of one hanger bracket lower end, be arranged in the first electric telescopic rod lower end gag lever post, capstan winch is set
The extension card slot being adapted on warping end and with gag lever post.
Further, the brake unit further includes the second hanger bracket being arranged on substation's top plate, is horizontally installed on
Second electric telescopic rod of the second hanger bracket lower end, the connection frame that the second electric telescopic rod left end is set, the company of being vertically provided at
Connect the third electric telescopic rod on frame, fixing sleeve that third electric telescopic rod lower end is set, the limit being connected with fixing sleeve
It links up with, the limit link adaptable on isolation flashboard and with limit hook is set.
Further, the brake unit further includes substation's wall lower end being arranged in and the limit adaptable with flashboard is isolated
Position baffle, be arranged on the right side of postive stop baffle by punching, be arranged in by between punching and postive stop baffle several damping springs,
Yielding rubber pad by punching right side wall is set.
Further, the trip protection unit includes and the dispenser of power equipment side is arranged in, setting is being placed
The first control switch being electrically connected into electric bus, the 4th hanger bracket that substation's top plate is set on frame and with power equipment,
4th hanger bracket lower end is set and is used to adjust the 4th electric telescopic rod of the first control switch.
Further, the fire extinguishing unit includes the first connecting bracket, the electromagnetic type being arranged in the first connecting bracket seven
Fluoro-propane fire-smothering gear, the second connecting bracket, the temperature sensitive type seven flourin propane fire extinction being arranged in the second connecting bracket
Device, first connecting bracket and state the first connecting bracket be arranged in substation close to power equipment, power transmission line wall or
On top plate.
Further, when the temperature data that the temperature sensor monitors is more than the first preset threshold, i.e. electric power
When the temperature is excessively high, temperature controller issues respectively to the alarm unit and trip protection list of corresponding position for equipment or transmission line of electricity
Member issues instruction, and alarm unit is enabled to make emergency alarm instruction, enables trip protection unit starting and then cuts off the confession of power equipment
Circuit；When the temperature data that the temperature sensor monitors is more than the second threshold values, i.e., when fire occurs for substation, temperature
It spends controller and issues instruction to the alarm unit of corresponding position, trip protection unit, fire extinguishing unit and isolation respectively, enable alarm single
Member makes police instruction, enable trip protection unit starting so that cut off power equipment power supply circuit, enable fire extinguishing unit start into
And it put out a fire, enable insulation blocking unit starting and then partition protection is carried out to substation.
Further, described control unit include the memory for connecting with temperature sensor and being used to storage temperature data,
The central controller being connect with memory and the display being connect with central controller；The temperature data stored in the memory
Including real time temperature data and historical temperature data, the central controller obtains real time temperature data from memory, and then comes
Real-time monitoring is carried out to the state of temperature of power equipment and power transmission line in substation and is shown by display, it is described in
It entreats controller to obtain historical temperature data from memory, and then carrys out the historical temperature shape to power equipment in substation and data line
State is inquired, and is shown by display；The central controller is also communicated to connect with power supply protection module, works as temperature
When there is communication failure between controller and power supply protection module, can switch to by central controller controls power supply protection module and
Alarm unit starting.
Compared with prior art, the beneficial effects of the present invention are: first, the present invention can not only by be arranged in temperature
Controller controls power distribution protection module, additionally it is possible to by the way that the central controller of monitoring center is arranged in come to power distribution protection module
Controlled so that power distribution protection module can obtain it is more stable play a role, to cope with temperature controller for some reason
Hinder and situation out of control.
Second, since the present invention can not only be increased in only temperature, there is no in the case where generation fire, pass through jump
Lock protection location protects power equipment, can also be gone out in the event of a fire by fire extinguishing unit
Fire effectively contains the sprawling of the intensity of a fire by partition protection location, to reduce substation to the full extent because fire occurs
And the loss being subjected to.
Third, since the position of isolation flashboard of the present invention and state are carried out by driving unit and brake unit
Adjust, so can be convenient, effectively realize isolation flashboard switched between putting down and being lifted, particularly, to isolation
It is to be realized by the double brake to capstan winch and isolation flashboard, so effect is more significant when flashboard is braked.
4th, since control unit of the present invention includes connecting with temperature sensor and for storage temperature history number
According to memory, the central controller being connect with memory, the display that is connect with central controller, so center can be passed through
Controller to carry out secondary treatment to the temperature data of substation, and the result of acquired results and temperature controller is compared
Compared with, thus the interference for accidentalia of forgoing, and when temperature controller breaks down, it preferably takes over to power distribution protection module
Control.
5th, temperature sensor of the present invention is not only provided at close to the position of power equipment, is additionally arranged at close
The position of power transmission line, in this way, for compared to the prior art of temperature sensor only is arranged at power equipment, this
It is not only richer that the invention technical solution can obtain temperature data, and then enables to temperature controller and center control
The processing result of device processed is more acurrate, and then preferably copes with substation's failure because caused by temperature is excessively high, because, it may occur however that
Failure, not only there is power equipment, it is more useful in the power transmission line for realizing the electrical connection between power equipment, particularly, part feelings
Under condition, if most first occurred failure is power transmission line, rather than power equipment, then technical solution of the present invention is equally energy
It is enough coped in time, but the technical solution that temperature sensor is only arranged at power equipment in the prior art is just obviously done
Less than this point.
Detailed description of the invention
Fig. 1 is whole frame structure block diagram of the invention.
Fig. 2 is detailed block diagram of the invention.
Fig. 3 is that the insulation blocking module of the first embodiment of the invention is below the structural representation under state
Figure.
Fig. 4 is the structural representation under pull-up state of the insulation blocking module of the first embodiment of the invention
Figure.
Fig. 5 is the right side structural representation of the tray of the first embodiment of the invention.
Fig. 6 is the left view structural representation of the isolation flashboard of the first embodiment of the invention.
Fig. 7 be the first embodiment of the invention brake unit in the structural schematic diagram of above ground portion is set.
Fig. 8 is the structural schematic diagram of the trip protection unit of the first embodiment of the invention.
Fig. 9 is the structural schematic diagram of the second control switch of the first embodiment of the invention.
Figure 10 is the connection relationship diagram between the circuit element of the first embodiment of the invention.
Figure 11 is the connection relationship diagram of the circuit element of the trip protection unit of the first embodiment of the invention.
Figure 12 is the structural schematic diagram of the fixing bolt of the first embodiment of the invention.
Figure 13 is the structural schematic diagram of the protective unit of the first embodiment of the invention.
Figure 14 is the structural schematic diagram of the protective plate of the 4th kind of embodiment of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment one
As shown in Figure 1, a kind of substation's on-line temperature monitoring and protective device, including central control module and center control mould
The on-line temperature monitoring module of block connection and the power distribution protection module being connect with central control module；
As shown in Fig. 2, the central control module includes the temperature that substation is arranged in and connect with on-line temperature monitoring module
Controller 1 and the monitoring unit that monitoring center is set；
As shown in Figure 1, 2, if the on-line temperature monitoring module includes being separately positioned on power equipment 2 and transmission line of electricity 3
Dry temperature sensor 4, further includes alarm unit；
As shown in Figure 1, 2, the temperature sensor 4, temperature controller 1 and alarm unit are sequentially connected, the temperature sensor 4
The temperature data of real-time monitoring power equipment 2 and transmission line of electricity 3, and the temperature data that monitoring obtains is sent to temperature controller
1, when the temperature exceeds preset threshold, temperature controller 1, which controls alarm unit and alarms and control power distribution protection module, to be started,
And then but power equipment 2 and transmission line of electricity 3 are protected；
As shown in Fig. 2, the power distribution protection module includes several trip protection units for protecting power equipment 3 and is used to
It is divided into several sections to separate several insulation blocking units of protection in turn substation, further includes fire extinguishing unit；
As shown in Figure 3,4, the insulation blocking unit includes under the fixed frame 5 being arranged on substation's top plate and fixed frame 5
The hinged link slot 6 in portion, be connected with link slot 6 flashboard 7 is isolated；The position of the isolation flashboard 7 and state pass through driving
Unit and brake unit are adjusted.
The isolation flashboard 7 be fire resistance steel door, the steel-made fire-retardant door with steel material make doorframe, door leaf skeleton and
Door skin, if packing material in door leaf, fills fire-proof heat-insulating material frame non-toxic to humans, and be equipped with fire prevention hardware
With the door of certain fire resistance composed by accessory.
As shown in Fig. 3,4,6, the link slot 6 is clamped with flashboard 7 is isolated, and link slot 6 is logical with the junction that flashboard 7 is isolated
Several screw bolt and nut are crossed to be fixed.
The alarm unit includes being separately positioned on several buzzers 8 at power equipment 2 and transmission line of electricity 3 and several
A flash lamp 9.Alarm unit is used to carry out auxiliary positioning to temperature anomaly place and fire scene, with this come help into
The people for entering substation's handling failure and the condition of a disaster are rapidly reached target location, and can cause the warning of people, avoid inoperative
Personnel's is close.
As shown in figure 4, the driving unit includes the hanger 10 that 5 right side of fixed frame is arranged in, is arranged in 10 lower end of hanger
Fixed pulley 11, the Extension support 12 that 11 right side lower end of fixed pulley is set, the capstan winch 13 being arranged on Extension support 12 and setting exist
Capstan winch 13 on traction rope 14, described 14 one end of traction rope connect with capstan winch 13, and the other end of traction rope 14 passes through fixed pulley
11 and it is connected with flashboard 7 is isolated.
As shown in figure 5, the capstan winch 13 includes warping end 15, the bearing 16 being arranged in inside twisted wire cylinder 15, through bearing
The shaft 17 of setting, the handle 18 that 15 side of twisted wire cylinder is arranged in, the shaft 17 are horizontally installed on wall 19, and described are prolonged
The one end for stretching frame 12 is fixedly connected with wall 19, and the other end of Extension support 12 is fixedly connected with shaft 17.
As shown in figure 5, the shaft 17 is connect with 12 fitting of Extension support, the junction of shaft 17 and Extension support 12 passes through spiral shell
Screw bolt and nut is fixed.
The Extension support 12 is fixed with wall 19 by bolt.
As shown in figure 3, the lower part side of the isolation flashboard 7 is provided with stretch ring 20, traction rope 14 is close to isolation flashboard 7
One end be provided with fastener 21, traction rope 14 with flashboard 7 is isolated in such a way that stretch ring 20 is connected with fastener 21 and is connected to
Together.
As shown in figure 12, the stretch ring 20 is fixedly connected by fixing bolt 22 with flashboard 7 is isolated.
As shown in figure 5, the brake unit includes the first hanger bracket 23 being arranged on substation's top plate, is vertically provided at
First electric telescopic rod 24 of 23 lower end of the first hanger bracket, be arranged in the first electric telescopic rod 24 lower end gag lever post 25, set
The extension card slot 26 set on the warping end 15 of capstan winch 13 and be adapted with gag lever post 25.
As shown in Figure 3,4, the brake unit further includes the second hanger bracket 27 being arranged on substation's top plate, laterally sets
Set 27 lower end of the second hanger bracket the second electric telescopic rod 28,28 left end of the second electric telescopic rod is set connection frame 29,
The third electric telescopic rod 30 that is vertically provided on connection frame 29, the fixing sleeve 31 that 30 lower end of third electric telescopic rod is set,
The limit being connected with fixing sleeve 31 links up with 32, the limit links be isolated on flashboard 7 and be adapted with limit hook 32 is arranged in
33。
As shown in fig. 7, the brake unit further include be arranged in substation's wall lower end and be isolated flashboard 7 be adapted
If postive stop baffle 34, be arranged in postive stop baffle 34 right side by punching 35, be arranged in by between punching 35 and postive stop baffle 34
It does a damping spring 36, the yielding rubber pad 37 by 35 right side wall of punching is set.
As shown in fig. 7, the postive stop baffle 34 is fixedly connected with the ground by expansion bolt 38, the left side by punching 35
It holds and is connected together with the right end of postive stop baffle 34.
As shown in figure 8, the trip protection unit includes and the dispenser 39 of 2 side of power equipment is arranged in, setting exists
On dispenser 39 and with the first control switch 40 of power equipment 2 being electrically connected into electric bus, be arranged in the of substation's top plate
Four hanger brackets 41, setting 41 lower end of the 4th hanger bracket and the 4th electric telescopic rod 42 for being used to adjust the first control switch 40.
As shown in figure 8, first control switch 40 is push-button switch, the lower end of the 4th electric telescopic rod 42 is set
It is equipped with the first drive bar 43.
As shown in figure 13, the fire extinguishing unit include the first connecting bracket 44, the electricity that is arranged in the first connecting bracket 44
Magnetic-type seven flourin propane fire extinction device 45, the second connecting bracket 46, seven fluorine of temperature sensitive type being arranged in the second connecting bracket 46
Propane gas extinguishing device 47, first connecting bracket 44 and the second connecting bracket 46 are arranged in substation to be set close to electric power
Standby 2, on the wall or top plate of power transmission line 3.
When the obtained temperature data of the temperature sensor 4 monitoring is more than the first preset threshold, i.e. power equipment or defeated
When the temperature is excessively high, temperature controller 1 issues to be issued to the alarm unit and trip protection unit of corresponding position electric line respectively
Instruction enables alarm unit make emergency alarm instruction, enables trip protection unit starting and then cuts off the power supply circuit of power equipment；
When the temperature data that the temperature sensor 4 monitoring obtains is more than the second threshold values, i.e., when fire occurs for substation, temperature control
Device 1 issues instruction to the alarm unit of corresponding position, trip protection unit, fire extinguishing unit and isolation respectively, and alarm unit is enabled to do
Police instruction out, enable trip protection unit starting so that cut off power equipment power supply circuit, enable fire extinguishing unit starting so that into
Row fire extinguishing enables insulation blocking unit starting and then carries out partition protection to substation.
Described control unit includes that the memory that storage temperature data are connect and be used to temperature sensor and memory connect
The central controller connect and the display being connect with central controller；The temperature data stored in the memory includes warm in real time
Degree evidence and historical temperature data, the central controller obtains real time temperature data from memory, and then comes in substation
Power equipment and the state of temperature of power transmission line real-time monitoring and shown by display, the central controller from
Memory obtains historical temperature data, and then to look into the historical temperature state of power equipment in substation and data line
It askes, and is shown by display；The central controller is also communicated to connect with power supply protection module, when temperature controller 1
When there is communication failure between power supply protection module, it can switch to single by central controller controls power supply protection module and alarm
Member starting.
As shown in Figures 9 and 10, the buzzer 8 and flash lamp 9 are electrically in parallel, and the power access circuit at place is provided with
Two control switches 48, second control switch 48 are push-button switch, and second control switch 48 electronic is stretched by the 5th
Contracting bar 49 controls the disconnection and closure of its circuit, and the 5th electric telescopic rod 49 is fixed on substation by third hanger bracket 50
Top plate on, the lower end of the 5th electric telescopic rod 49 be additionally provided with activation button switch second drive bar 51.
As shown in Fig. 3,4,5, first electric telescopic rod 24, the second electric telescopic rod 28, the 4th electric telescopic rod 42
It is fixed on the top plate of substation by expansion bolt with the 5th electric telescopic rod 49, the upper end of third electric telescopic rod 30 is logical
It is crossing connection frame 29 to be attached with the second electric telescopic rod 28 lower end.
As shown in figure 13, the temperature controller 1 is electronic with temperature sensor 4, buzzer 8, flash lamp 9, first respectively
Telescopic rod 24, the second electric telescopic rod 28, third electric telescopic rod 30, the 4th electric telescopic rod 42 and the 5th electric telescopic rod 49
Both be communicatively coupled in such a way that wired mode is communicatively coupled further through wireless communication, central controller respectively with temperature
Spend sensor 4, buzzer 8, flash lamp 9,24 bar of the first electric expansion, the second electric telescopic rod 28, third electric telescopic rod 30,
4th electric telescopic rod 42 and the 5th electric telescopic rod 49 were both communicatively coupled by wired mode, further through wireless side
To being communicatively coupled, so that the connection relationship between above-mentioned each component is more stable, safety is higher.
As shown in figure 13, the buzzer 8, flash lamp 9, the first electric telescopic rod 24, the second electric telescopic rod 28, third
Electric telescopic rod 30, the 4th electric telescopic rod 42, the 5th electric telescopic rod 49 distinguish it is electrically in parallel, and passing through external circuit access
Emergency battery 52 is provided with while circuit.
Specifically, device of the present invention passes through multiple temperature for being separately positioned on power equipment 2 and transmission line of electricity 3
3 temperature on 4 real-time monitoring power equipment 2 of sensor and transmission line of electricity, and the temperature data that will be monitored by temperature sensor 4
Temperature controller 1 is transmitted, temperature controller 1 obtains the temperature for surveying power equipment 2 and transmission line of electricity 3 by temperature sensor 4 in real time
Degree evidence, and zero point is established according to the temperature data that monitoring obtains, when real-time on power equipment 2 or power transmission line 3
When temperature reaches the first zero point, i.e. when the first preset threshold, temperature controller 1 cuts off electric power by trip protection unit
The power supply circuit of equipment protects power equipment, and starts alarm unit, so that the power equipment to break down and transmission of electricity
The position of route is exposed, consequently facilitating maintenance personal repairs fault point.
The start-up course of trip protection unit is, from temperature controller 1 to the 4th electric telescopic rod 42, the 4th electric expansion
Bar 42 just extends downwards certain length after receiving the signal of temperature controller 1, so that driving the first drive bar 43 moves down simultaneously
First control switch 40 is operated, so that the first control switch 40 switches to off-state by closure, so that electric power
The power supply of equipment 2 is cut off to protect power equipment, and then the 4th electric telescopic rod shortens certain length upwards again
Degree, and the first drive bar 43 is driven to move up, so that the first drive bar 43 is separated with the first control switch 40.
The start-up course of alarm unit is, temperature controller 1 sends signal to the 5th electric telescopic rod 49, and the 5th electronic stretches
Contracting bar 49 receives after the signal of the sending of temperature controller 1 to the certain length of lower elongation, and the second drive bar 51 is caused to move down,
So that the second control switch 48 switches to closed state by off-state, so where buzzer 8, flash lamp 9
Circuit is switched on and starts to work, and the 5th electric telescopic rod 49 is shunk upwards later certain length, and drives second
It drives bar 51 to move up, so that the second drive bar 51 is separated with the second control switch 48；
When the temperature data that the temperature sensor 4 monitoring obtains is more than the second threshold values, i.e., when fire occurs for substation, temperature
Controller 1 controls alarm unit, trip protection unit, insulation blocking unit, fire extinguishing unit starting respectively, to carry out to fire behavior
Containment.
Discussion had been carried out before alarm unit, trip protection unit, so no longer repeated herein, in addition, isolation
The process of protection location starting is that temperature controller 1 sends signal to third electric telescopic rod 30, drives third electric telescopic rod
30 extend downwards certain length, so that limit hook 32 be driven to move down a certain distance, and cause at limit hook 32
In the state that can be laterally detached from from limit link 33, then there is temperature controller 1 to send signal to the second electric telescopic rod 28,
Drive the second electric telescopic rod 28 to shorten certain length to the right, thus by connection frame 29 drive third electric telescopic rod 30 to
A certain distance is moved right, and limit hook 32 is caused to be detached from limit link 33, then proceedes to driving third electric telescopic rod
30 move up, so that limit hook 32 is detached from limit link 33 far away；
Then signal is sent to the first electric telescopic rod 24 by temperature controller so that the first contracting upwards of electric telescopic rod 24
Short certain length, thus cause gag lever post 25 to be detached from card slot 26 from extending and separated from far away with card slot 25 is extended,
So that twisted wire cylinder 15 is connect except constraint, while but also the constraint of isolation flashboard 7 is released from；
Then under gravity, isolation flashboard 7 is rotated clockwise using the lower part of fixed frame 5 as axis, and drives traction
Rope 14 moves down, and the traction rope 14 being stowed away on twisted wire cylinder 15 is released therewith and is come, and drives twisted wire cylinder 15 therewith
It rotates；
Until isolation flashboard 7 because be arranged in wall lower end yielding rubber pad 37, by punching 35, damping spring 36, limit
The common barrier effect of baffle 34 and finally stopped with vertical direction and substation separated, so that fire will occur
Region is come with the zone isolation that fire does not occur, thus will likely caused by loss be reduced to it is minimum.
The process for starting fire extinguishing unit is electromagnetic type seven flourin propane fire extinction of the temperature controller 1 into fire extinguishing unit
Device 45 sends signal, is put out a fire by it, temperature sensitive type seven flourin propane fire extinction device 47 is then to sense fire
When temperature change after just put out a fire automatically.
After temperature sensor 4 monitors the temperature of power equipment 2, power transmission line 3, the same of data is being transmitted to temperature controller
When, also corresponding temperature data is transmitted to central controller；
When the temperature of central monitoring control devices to substation is abnormal, but temperature controller does not make corresponding reply
When, temperature controller 1 is just temporarily taken over by central controller to the control action of power distribution protection module, and then to transmission line of electricity into
To reduce the loss that substation can suffer from, specific control process is similar with the control process of temperature controller 1 for row protection,
Required do is only to replace temperature controller 1 by central controller, so no longer repeated.
It is from the circuit system of supply station that electric energy needed for element in substation, which is arranged in, in device described in the present embodiment
It obtains, in other words, as long as the system of leading the way of substation is not thorough paralysis, the present apparatus can continue for work, work as power transformation
When the circuit system stood is paralysed, emergency battery 52 will start, so that each member in substation be arranged in for the present apparatus
Part provides the electric energy and possesses higher serious forgiveness so that the present apparatus possesses stronger adaptibility to response.
Based on communication described in this example is mainly communicated with 4G, communicated with 5G supplemented by, 5G communication is not yet after all
Degree universal on a large scale is developed into, with becoming increasingly popular for 5G communication, the accounting rate of 5G communication can be gradually expanded.
Embodiment two
The difference between this embodiment and the first embodiment lies in: the temperature controller 1 respectively with temperature sensor 4, buzzer 8, dodge
Light lamp 9, the first electric telescopic rod 24, the second electric telescopic rod 28, third electric telescopic rod 30, the 4th electric telescopic rod 42 and
Five electric telescopic rods 50 are wirelessly communicatively coupled, traditional communication although exist stability compared with
Difference, vulnerable to the defect of interference, but with increasingly developed, the especially arrival in 5G epoch, using 5G network of communication
Wireless communication, not only can satisfy the demand of stability, can also avoid leading to establish, linking up the communication between each component
The trouble of bracing wire cable simultaneously reduces corresponding expenses, to reduce cost.Although instantly 5G communication it is still limited, preferentially to
Even more important power domain carries out resource inclination or feasible.
Embodiment three
The difference between this embodiment and the first embodiment lies in: the isolation flashboard 7 is fire-proof wooden door, and the fire-proof wooden door is difficult
Firebrand material or fire retardant timber-work make doorframe, door leaf skeleton, door skin.
Such isolation flashboard 7, can not only prevent fires, and can meet needed for fire prevention demand while,
Reduce the total weight and production cost of fire prevention flashboard 7.
Example IV
As shown in figure 14, the difference between this embodiment and the first embodiment lies in: the lower end of the hanger 10 is additionally provided with for preventing
The protective plate 53 that traction rope 14 is detached from from fixed pulley 11.
The protective plate 53 is arranged by screw in 10 lower end of hanger, the distance between the protective plate 53 and fixed pulley 11
Less than the diameter of section of traction rope 14.
Traction rope 14 is caused to take off from fixed pulley 11 because of excessive velocities during can declining to avoid fire damper plate 7
From, be stuck so as to cause traction rope 14 in a certain position, and then cause prevent fires flashboard 7 subsequent whereabouts be affected, in turn
Cause can not the sprawling to fire behavior effectively contained.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of substation's on-line temperature monitoring and protective device, it is characterised in that: controlled including central control module, with center
The on-line temperature monitoring module of module connection and the power distribution protection module being connect with central control module；
The central control module includes that substation is arranged in and the temperature controller that connect with on-line temperature monitoring module and sets
Set the monitoring unit in monitoring center；
The on-line temperature monitoring module includes several temperature sensors being separately positioned on power equipment and transmission line of electricity,
It further include alarm unit；
The temperature sensor, temperature controller and alarm unit are sequentially connected, and the temperature sensor real-time monitoring electric power is set
Standby and transmission line of electricity temperature data, and the temperature data that monitoring obtains is sent to temperature controller, when the temperature exceeds
When preset threshold, temperature controller control alarm unit alarms and controls the starting of power distribution protection module；
The power distribution protection module includes several trip protection units for protecting power equipment and is used to substation point
Several sections are cut into separate several insulation blocking units of protection in turn, further include fire extinguishing unit；
The insulation blocking unit includes the fixed frame being arranged on substation's top plate, the connection with the lower hinge of fixed frame
Slot, be connected with link slot flashboard is isolated；It is described isolation flashboard position and state by driving unit and brake unit come
It is adjusted.
2. substation's on-line temperature monitoring as described in claim 1 and protective device, it is characterised in that: the driving unit packet
The hanger being arranged on the right side of fixed frame, the fixed pulley that hanger lower end is set are included, is arranged in first of lower end on the right side of fixed pulley and prolongs
Stretch plate, the traction rope on the capstan winch being arranged on Extension support and the capstan winch being arranged in, described traction rope one end connect with capstan winch, leads
The other end of messenger passes through fixed pulley and is connected with flashboard is isolated.
3. substation's on-line temperature monitoring as claimed in claim 2 and protective device, it is characterised in that: on the isolation flashboard
Be provided with stretch ring, traction rope is provided with fastener close to one end of isolation flashboard, traction rope be isolated flashboard pass through stretch ring and
The mode that fastener is connected links together.
4. substation's on-line temperature monitoring as described in claim 1 and protective device, it is characterised in that: the brake unit packet
It includes the first hanger bracket being arranged on substation's top plate, the first electric telescopic rod for being vertically provided at the first hanger bracket lower end, set
Set the lower end of the first electric telescopic rod gag lever post, capstan winch is set warping end on and with gag lever post be adapted Extender Card
Slot.
5. substation's on-line temperature monitoring as claimed in claim 4 and protective device, it is characterised in that: the brake unit is also
Including be arranged on substation's top plate the second hanger bracket, be horizontally installed on the second hanger bracket lower end the second electric telescopic rod,
The connection frame that the second electric telescopic rod left end is arranged in, the third electric telescopic rod being vertically provided on connection frame, setting are the
The fixing sleeve of three electric telescopic rod lower ends, the limit being connected with fixing sleeve hook are arranged on flashboard is isolated and hang with limit
The adaptable limit link of hook.
6. substation's on-line temperature monitoring as claimed in claim 5 and protective device, it is characterised in that: the brake unit is also
Including substation's wall lower end is arranged in and the postive stop baffle adaptable with flashboard is isolated, being rushed on the right side of postive stop baffle is set
Plate, be arranged in by between punching and postive stop baffle several damping springs, yielding rubber pad by punching right side wall is set.
7. substation's on-line temperature monitoring as described in claim 1 and protective device, it is characterised in that: the trip protection list
Member includes and the dispenser of power equipment side is arranged in, is arranged on dispenser and is electrically connected with power equipment into electric bus
The first control switch, substation's top plate is set the 4th hanger bracket, setting the 4th hanger bracket lower end and be used to adjust first
4th electric telescopic rod of control switch.
8. substation's on-line temperature monitoring as described in claim 1 and protective device, it is characterised in that: the fire extinguishing unit packet
Include the first connecting bracket, the electromagnetic type seven flourin propane fire extinction device that is arranged in the first connecting bracket, the second connecting bracket,
Temperature sensitive type seven flourin propane fire extinction device in second connecting bracket is set, first connecting bracket and states the first connection
Bracket be arranged in substation close to power equipment, power transmission line wall or top plate on.
9. substation's on-line temperature monitoring as described in claim 1 and protective device, it is characterised in that: when the temperature sensing
The temperature data that device monitors be more than the first preset threshold when, i.e., power equipment or transmission line of electricity when the temperature is excessively high, temperature
Controller is issued to issue to the alarm unit and trip protection unit of corresponding position respectively and be instructed, and alarm unit is enabled to make urgent report
Alert instruction enables trip protection unit starting and then cuts off the power supply circuit of power equipment；When the temperature sensor monitors to obtain
Temperature data be more than the second threshold values when, i.e., substation occur fire when, temperature controller is respectively to the alarm list of corresponding position
Member, trip protection unit, fire extinguishing unit and isolation issue instruction, enable alarm unit make police instruction, enable trip protection unit
The power supply circuit for starting and then cutting off power equipment enables fire extinguishing unit start and then is put out a fire, enables insulation blocking unit starting
And then partition protection is carried out to substation.
10. substation's on-line temperature monitoring as described in claim 1 and protective device, it is characterised in that: described control unit
Including the memory of storage temperature data, the central controller connecting with memory are connect and are used to temperature sensor and in
Entreat the display of controller connection；The temperature data stored in the memory includes real time temperature data and historical temperature number
According to the central controller obtains real time temperature data from memory, and then comes to the power equipment and power transmission line in substation
State of temperature real-time monitoring and shown by display, the central controller is from memory acquisition historical temperature
Data, and then to inquire the historical temperature state of power equipment in substation and data line, and carried out by display
Display；The central controller also with power supply protection module communicate to connect, when between temperature controller and power supply protection module go out
When existing communication failure, it can switch to by central controller controls power supply protection module and alarm unit starting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668266.6A CN110361102B (en) | 2019-07-23 | 2019-07-23 | Online temperature monitoring and protecting device for transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668266.6A CN110361102B (en) | 2019-07-23 | 2019-07-23 | Online temperature monitoring and protecting device for transformer substation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110361102A true CN110361102A (en) | 2019-10-22 |
| CN110361102B CN110361102B (en) | 2020-11-03 |
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ID=68219954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910668266.6A Active CN110361102B (en) | 2019-07-23 | 2019-07-23 | Online temperature monitoring and protecting device for transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110361102B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203520155U (en) * | 2013-11-07 | 2014-04-02 | 刘彦君 | Operation maintenance device for 35-110kV substations |
| CN204316074U (en) * | 2015-01-14 | 2015-05-06 | 河南工业职业技术学院 | A kind of power automation fling-cut equipment |
| US20170331277A1 (en) * | 2016-05-16 | 2017-11-16 | Steven E. Summer | Radiation hardened dc-dc converter for operation at cryogenic temperatures |
| CN207251181U (en) * | 2017-09-28 | 2018-04-17 | 王兰军 | A kind of substation with automatic protection functions |
-
2019
- 2019-07-23 CN CN201910668266.6A patent/CN110361102B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203520155U (en) * | 2013-11-07 | 2014-04-02 | 刘彦君 | Operation maintenance device for 35-110kV substations |
| CN204316074U (en) * | 2015-01-14 | 2015-05-06 | 河南工业职业技术学院 | A kind of power automation fling-cut equipment |
| US20170331277A1 (en) * | 2016-05-16 | 2017-11-16 | Steven E. Summer | Radiation hardened dc-dc converter for operation at cryogenic temperatures |
| CN207251181U (en) * | 2017-09-28 | 2018-04-17 | 王兰军 | A kind of substation with automatic protection functions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110361102B (en) | 2020-11-03 |
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