CN207542747U - A kind of novel rack vacates linear system system - Google Patents
A kind of novel rack vacates linear system system Download PDFInfo
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- CN207542747U CN207542747U CN201721769643.8U CN201721769643U CN207542747U CN 207542747 U CN207542747 U CN 207542747U CN 201721769643 U CN201721769643 U CN 201721769643U CN 207542747 U CN207542747 U CN 207542747U
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Abstract
This application involves electrical equipment technical fields more particularly to a kind of novel rack to vacate linear system system.The system includes：Outgoing line interval equipment, cable, the first outlet structure, cable passage, vacant the second outlet structure and transmission line of electricity, first outlet structure include the first gate framework, the first insulator chain and the first cable termination.Second outlet structure includes the second gate framework, the second insulator chain and the second cable termination.The novel rack that the application provides vacates linear system system, the electric energy that outgoing line interval equipment corresponding with the first outlet structure is transmitted is passed sequentially through and is set to the cable transfer of the first outlet structure, cable passage and the second outlet structure to transmission line of electricity, it efficiently avoids, directly by outer crossing elimination of standing caused by the cable connection transmission line of electricity on the first outlet structure, being with a wide range of applications.
Description
Technical field
This application involves electrical equipment technical fields more particularly to a kind of novel rack to vacate linear system system.
Background technology
Substation is to change voltage, receiving and distribution electric energy, the flow direction for controlling electric current and distribution voltage in electric system
Facility, it is connected the power grid of each step voltage by its transformer.
In 330kV High Voltage Distribution Substations, bus scheme with one and half breaker 330kV high voltage distribution installations use outgoing line interval
The designing scheme of power distribution equipment outlet corresponding with outgoing line interval framework, i.e. three breaker series connection are connected across between two groups of busbares,
Be connected in this breaker string twice or an outlet structure are corresponded with this breaker string power distribution equipment, are connected to this breaker
Outlet cannot utilize the outlet structure outlet of other breaker strings in string.
But the power distribution equipment of substation often divides more phases to be planned or carried out the enlarging of substation.Work as early period
After the power distribution equipment planned comes into operation, when need to carry out outlet direction adjustment according to Electric Power Network Planning new demand such as the later stage, press
It is likely to generate the leap of 330kV crossing eliminations according to power distribution equipment and the one-to-one designing scheme of outlet structure, needs to increase new
Circuit land area is built, reduces circuit property safe and reliable to operation, is particularly also existed eventually when construction condition changes outside substation
The situation that head tower is nowhere arranged.Such as crossing elimination to be avoided to cross over, then the interior interval that carries out standing is switched, when causing the enlarging to have a power failure
Between greatly prolong, and cause electric quantity loss.
Utility model content
This application provides a kind of novel racks to vacate linear system system, to solve the problems, such as that transmission line of electricity intersects outside substation.
A kind of novel rack vacates linear system system, including：Outgoing line interval equipment, cable, the first outlet structure, cable passage, sky
The second outlet structure and transmission line of electricity put,
First outlet structure includes the first gate framework, the first insulator chain and the first cable termination；Described first
Insulator chain is set on the first gate framework, and first cable termination is set to the upper of described cable passage one end
Side；
Second outlet structure includes the second gate framework, the second insulator chain and the second cable termination；Described second
Insulator chain is set on the second gate framework, and second cable termination is set to the upper of the cable passage other end
Side；
One end of the cable is connect with the outgoing line interval equipment, and the other end of the cable passes sequentially through described first
Insulator chain, first cable termination, the cable passage, second cable termination, second insulator chain and institute
State transmission line of electricity connection.
Optionally, first outlet structure further includes the first arrester, first arrester and the cable connection；
Second outlet structure further includes the second arrester, second arrester and the cable connection.
Optionally, first outlet structure further includes first voltage mutual inductor, the wiring of the first voltage mutual inductor
End is connect with the cable by conducting wire；Second outlet structure further includes second voltage mutual inductor, and the second voltage is mutual
The terminals of sensor are connect with the cable by conducting wire.
Optionally, first outlet structure further includes the first equipment supporter, and first equipment supporter is set to described
One end of cable passage is provided with first arrester and first cable termination on first equipment supporter；
Second outlet structure further includes the second equipment supporter, and second equipment supporter is set to the cable passage
The other end, be provided with second arrester and second cable termination on second equipment supporter.
Optionally, the cable passage includes bottom plate, the first side plate, the second side plate and top plate, first side plate and institute
It states the second side plate and is respectively perpendicular the both sides for being set to the bottom plate, the bottom of first side plate and second side plate is and institute
It states bottom plate to connect, the top movable of first side plate and second side plate is provided with the top plate.
Optionally, it is set on the inner wall of first side plate at interval of preset distance there are one cable bearer.
Optionally, cable support plate there are three being set on the cable bearer.
Optionally, at least one meter of the height of first side plate and second side plate, first side plate and institute
The spacing for stating the second side plate is at least one meter.
Optionally, maintenance channel is equipped in the cable passage.
The technical solution that the application provides includes following advantageous effects：
The novel rack that the application provides vacates linear system system and is provided with the first outlet structure and the second outlet structure, and first
Cable passage is provided between outlet structure and the second outlet structure.Outgoing line interval equipment corresponding with the first outlet structure is passed
Defeated electric energy, which passes sequentially through, is set to the cable transfer of the first outlet structure, cable passage and the second outlet structure to power transmission line
Road is efficiently avoided directly through outer crossing elimination of standing caused by the cable connection transmission line of electricity on the first outlet structure, tool
Have wide practical use.
Description of the drawings
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without having to pay creative labor,
It can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram that a kind of novel rack provided by the embodiments of the present application vacates linear system system.
Fig. 2 is 330kV Extension Work in Substation structure diagram provided by the embodiments of the present application.
Fig. 3 is the structure diagram of cable passage provided by the embodiments of the present application.
Reference sign：
1st, outgoing line interval equipment；2nd, cable；3rd, the first outlet structure；31st, the first gate framework；32nd, the first insulator chain；
33rd, the first cable termination；34th, the first arrester；35th, first voltage mutual inductor；36th, the first equipment supporter；361st, the first support
Column；362nd, the first support panel；4th, cable passage；41st, bottom plate；42nd, the first side plate；43rd, the second side plate；44th, top plate；45th, it is electric
Cable stent；451st, cable support plate；46th, maintenance channel；5th, the second outlet structure；51st, the second gate framework；52nd, the second insulator
String；53rd, the second cable termination；54th, the second arrester；55th, second voltage mutual inductor；56th, the second equipment supporter；561st, second
Dagger；562nd, the second support panel；6th, transmission line of electricity.
Specific embodiment
Referring to Fig. 1, a kind of novel rack provided by the embodiments of the present application vacates the structure diagram of linear system system.This is novel aerial
Various outlets design of the outlet system suitable for various substations, for example, bus scheme with one and half breaker 330kV power distribution equipment framves
Vacate linear system system etc..
The novel rack is vacated linear system system and is included：Outgoing line interval equipment 1, cable 2, the first outlet structure 3, cable passage 4, sky
The second outlet structure 5 and transmission line of electricity 6 put.First outlet structure 3 includes the first gate framework 31, the first insulator chain 32
With the first cable termination 33, which is set on the first gate framework 31, which sets
It is placed in the top of 4 one end of cable passage.Second outlet structure 5 includes the second gate framework 51,52 and of the second insulator chain
Second cable termination 53；Second insulator chain 52 is set on the second gate framework 51, which is set
In the top of 4 other end of cable passage.One end of the cable 2 is connect with the outgoing line interval equipment 1, the other end of the cable 2
Pass sequentially through first insulator chain 32, first cable termination 33, the cable passage 4, second cable termination 53, this second
Insulator chain 52 is connect with the transmission line of electricity 6.
Optionally, the first gate framework 31 and the second gate framework 51 are space truss structure, and shape can be
In wine glass-shaped gate framework, cathead gate framework, upper font gate framework, dry font gate framework or barrel shape gate framework
It is any.The first gate framework 31 and the second gate framework 51 avoid the cable 2 and ground of high pressure for cable 2 to be maked somebody a mere figurehead
Face equipment contact.
Optionally, the quantity of 32 and second insulator chain 52 of the first insulator chain is at least one.First insulator
32 and second insulator chain 52 of string plays the work for making to insulate between cable 2 and the first gate framework 31 and the second gate framework 51
With according to the actual setting situation of cable, the quantity of 32 and second insulator chain 52 of the first insulator chain may be two
Or it is multiple, the application is not limited this.
Optionally, which further includes the first arrester 34, which connect with the cable 2.
Second outlet structure 5 further includes the second arrester 54, which connect with the cable 2.Illustratively, this first
Arrester 34 and second arrester 54 are Y10W5-300/727 type metal oxide arresters.
It should be noted that the effect of 34 and second arrester 54 of the first arrester is to prevent the outlet system from meeting with
Voltage endangers.Specifically, when overvoltage occurs for system, lightning arrestor movement electric discharge, protection insulation of electrical installation will not be because excessively electric
Pressure damages.
Optionally, which further includes first voltage mutual inductor 35, the wiring of the first voltage mutual inductor 35
End is connect with the cable 2 by conducting wire；Second outlet structure 5 further includes second voltage mutual inductor 55, the second voltage mutual inductance
The terminals of device 55 are connect with the cable 2 by conducting wire.Specifically, above-mentioned terminals pass through wire clamp and above-mentioned first voltage mutual inductance
Device 35 and second voltage mutual inductor 55 connect.
The first voltage mutual inductor 35 and second voltage mutual inductor 55 are used to monitor the voltage analog of the outlet, to transport
Administrative staff monitors line voltage distribution, and is used for circuit relay protection device to safeguard that the novel rack vacates the safety of linear system system.Show
Example property, the first voltage mutual inductor 35 and second voltage mutual inductor 55 are using 330kV capacitance type potential transformers, model
TYD-330/√3-0.005H。
Optionally, which further includes the first equipment supporter 36, which is set to the electricity
One end of cable channel 4 is provided with first arrester 34 and first cable termination 33 on first equipment supporter 36；This second
Outlet structure 5 further includes the second equipment supporter 56, which is set to the other end of the cable passage 4, this
Second arrester 54 and second cable termination 53 are provided on two equipment supporters 56.
First equipment supporter 36 includes the first support column 361 and the first support panel 362.First support column 361 is set
One end of cable passage 4 is placed in, which is set to the top of first support column 361.The second equipment branch
Frame 56 includes the second support column 561 and the second support panel 562.Second support column 561 is set to the another of cable passage 4
End, the second support panel 562 are set to the top of second support column 561.
It should be noted that the material of 36 and second equipment supporter 56 of the first equipment supporter be reinforced concrete material or
Steel.Grounding flat steel is equipped on first equipment supporter, 36 and second equipment supporter 56, for described this first to be taken shelter from the thunder
34 and second arrester 54 of device is connected with the earth.
Optionally, referring to Fig. 2, the structure diagram of cable passage 4 provided by the embodiments of the present application, the cable passage 4 wraps
Bottom plate 41, the first side plate 42, the second side plate 43 and top plate 44 are included, which, which is respectively perpendicular, is set to
The both sides of the bottom plate 41, the bottom of 42 and second side plate 43 of the first side plate are connect with bottom plate 41, first side plate 42 and
The top movable of two side plates 43 is provided with top plate 44.
The both ends of first side plate, 42 and second side plate 43 are equipped with card slot, which is positioned over above-mentioned two card slot
Between, you can the top plate 44 is movably set on the first side plate 42 and the second side plate 43.It is needing to the electricity in cable passage 4
When cable is overhauled, the either end of the top plate 44 is tilted, you can open cable passage 4.
Optionally, it is set on the inner wall of first side plate 42 at interval of preset distance there are one cable bearer 45.It is for example, every
One cable bearer 45 of the 2-3 meters of settings in interval.The cable bearer 45 avoids cable 2 due to being positioned over for a long time for placing cable 2
4 bottom of cable passage, and cable 2 is caused to make moist.
Optionally, cable support plate 451 there are three being set on the cable bearer 45.
Alternatively, the quantity of the cable support plate 451 is identical with 2 radical of cable in cable passage 4.For example, when the electricity
When having three cables 2 of cable channel 4 sets three cable support plates 451, corresponding in order to will be often placed on cable 2
On specific cable support plate 451, the circuit in cable passage 4 can not only be made to become clean and tidy, moreover, can be identified during easy access
Cable 2.
Optionally, the height of first side plate 42 and first side plate 42 is at least one meter, first side plate
42 and the spacing of first side plate 42 be at least one meter, in order to which the later stage overhauls.
Optionally, maintenance channel 46 is equipped in the cable passage 4.It should be noted that the width of the maintenance channel 46
Service worker can be at least accommodated, such as the width of the maintenance channel 46 is not less than 70 centimetres.
The novel rack that the application provides vacates linear system system and is provided with the first outlet structure 3 and the second outlet structure 5, and the
Cable passage 4 is provided between one outlet structure 3 and the second outlet structure 5.It, will be corresponding with the first outlet structure 3 by cable 2
The electric energy that transmits of outgoing line interval equipment 1 pass sequentially through and be set to the first outlet structure 3,4 and second outlet structure 5 of cable passage
Cable 2 be delivered to transmission line of electricity 6, efficiently avoid directly making by the cable connection transmission line of electricity 6 of the first outlet structure 3
Into station outside crossing elimination, be with a wide range of applications.
Embodiment 1：
The present embodiment vacates linear system system by taking certain 330kV Extension Work in Substation as an example, to the kind novel rack that the application provides
It is described in detail.
Referring to Fig. 3, certain 330kV transformer substation power distribution unit uses 3/2 breaker connection, plans and has built up four completely
Line string, including line string I, line string II, line string III and line string IV, six transmission lines of electricity have been planned altogether, including transmission line of electricity I, defeated
Electric line II, transmission line of electricity III, transmission line of electricity IV, transmission line of electricity V and transmission line of electricity VI, but be only completed early period know clearly five it is defeated
Electric line, transmission line of electricity III do not complete simultaneously.It now needs to extend a 330kV outlet using IV place of line string reserved early period, it is complete
Into transmission line of electricity III.
But since transmission line of electricity early period I and transmission line of electricity II are completed and are come into operation, and according to practical transmission of electricity need
It asks, the transmission line of electricity III newly planned is again between transmission line of electricity I and transmission line of electricity II.If directly using outlet structure III with
Transmission line of electricity III connects, it will leads to transmission line of electricity II and transmission line of electricity III in substation's external chiasma, the peace of reduction circuit operation
Full property and reliability.It needs to carry out the outgoing line interval equipment of existing line string IV and line string IV if switching scheme using interval
It switches, power off time of constructing, loss power load, and interval is not only needed to switch secondary difficulty of construction very big.
Therefore, in the present embodiment, a cable passage 4, the cable are set between outlet structure III and vacant framework I
Channel 4 includes bottom plate 41, the first side plate 42, the second side plate 43 and top plate 44, which hangs down respectively
The bottom of the straight both sides for being set to bottom plate 41, first side plate 42 and second side plate 43 is connect with bottom plate 41, first side
The top movable of 42 and second side plate 43 of plate is provided with top plate 44.The height of first side plate 42 and second side plate 43 is equal
At least one meter, the spacing of first side plate 42 and second side plate 43 is at least one meter.It is equipped in the cable passage 4
Maintenance channel 46.A cable bearer 45 is set at interval of 2 meters on the inner wall of first side plate 42, is set on the cable bearer 45
There are three cable support plates 451.
The cable passage 4 is used to lay 330kV cables, cable model ZC-YJLW02-Z, 1 × 2000mm2,190/
330kV type cables.
Outlet structure III is set as the first aforementioned outlet structure 3, which includes the first gate framework
31st, the first insulator chain 32, the first cable termination 33, the first arrester 34,35 and first equipment supporter of first voltage mutual inductor
36.First insulator chain 32 is set on the first gate framework 31, first cable termination 33 and first arrester 34
It is set on first equipment supporter 36, which is set to the top of 4 one end of cable passage.First electricity
Pressure mutual inductor 35 is set to 31 lower section of the first gate framework and between the first insulator chain 32 and the first arrester 34.
Vacant framework I is configured to aforementioned second outlet structure 5, which includes：Second gate framework
51st, the second insulator chain 52, the second cable termination 53, the second arrester 54,55 and second equipment supporter of second voltage mutual inductor
56.Second insulator chain 52 is set on the second gate framework 51, second cable termination 53 and second arrester 54
It is set on second equipment supporter 56, which is set to the top of 4 other end of cable passage.This second
Voltage transformer 55 is set to 51 lower section of the second gate framework and between the second insulator chain 52 and the second arrester 54.
In addition, using cable 2 pass sequentially through the first gate framework 31, the first insulator chain 32, first voltage mutual inductor 35,
First arrester 34, the first cable termination 33, cable passage 4, the second cable termination 53, the second arrester 54, second voltage are mutual
Sensor 55, the second insulator chain 52 and the second gate framework 51, the electrical energy transportation that the outgoing line interval equipment of line string IV is transmitted is extremely
Transmission line of electricity III.
The technical solution that the application provides, avoids the crossing elimination in electricity transmission process, while avoid interval and switch and draw
The long-time power cut construction risen reduces substation's enlarging and improvement cost, is with a wide range of applications.
It should be noted that the relational terms of such as " first " and " second " or the like be used merely to an entity or
Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any
This practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant be intended to it is non-exclusive
Property include so that article or equipment including a series of elements not only include those elements, but also including not having
It the other element that is expressly recited or further includes as elements inherent to such a process, method, article, or device.Do not having
In the case of having more limitations, the element that is limited by sentence "including a ...", it is not excluded that the process including the element,
Also there are other identical elements in method, article or equipment.
It is above this be only the application specific embodiment, make skilled artisans appreciate that or realizing the application.
A variety of modifications of these embodiments will be apparent to one skilled in the art, it is as defined herein general
Principle can in other embodiments be realized in the case where not departing from spirit herein or range.Therefore, the application will not
It can be intended to be limited to the embodiments shown herein, and be to fit to consistent with the principles and novel features disclosed herein
Most wide range.
It should be understood that the content that the application is not limited to be described above and be shown in the drawings, and can
To carry out various modifications and change without departing from the scope.Scope of the present application is only limited by appended claim.
Claims (9)
1. a kind of novel rack vacates linear system system, which is characterized in that including：Outgoing line interval equipment (1), cable (2), the first outlet structure
Frame (3), cable passage (4), vacant the second outlet structure (5) and transmission line of electricity (6),
First outlet structure (3) includes the first gate framework (31), the first insulator chain (32) and the first cable termination
(33)；First insulator chain (32) is set on the first gate framework (31), and first cable termination (33) sets
It is placed in the top of the cable passage (4) one end；
Second outlet structure (5) includes the second gate framework (51), the second insulator chain (52) and the second cable termination
(53)；Second insulator chain (52) is set on the second gate framework (51), and second cable termination (53) sets
It is placed in the top of the cable passage (4) other end；
One end of the cable (2) is connect with the outgoing line interval equipment (1), and the other end of the cable (2) passes sequentially through institute
State the first insulator chain (32), first cable termination (33), the cable passage (4), second cable termination (53),
Second insulator chain (52) connect with the transmission line of electricity (6).
2. novel rack according to claim 1 vacates linear system system, which is characterized in that
First outlet structure (3) further includes the first arrester (34), and first arrester (34) connects with the cable (2)
It connects；
Second outlet structure (5) further includes the second arrester (54), and second arrester (54) connects with the cable (2)
It connects.
3. novel rack according to claim 1 or 2 vacates linear system system, which is characterized in that
First outlet structure (3) further includes first voltage mutual inductor (35), the wiring of the first voltage mutual inductor (35)
End is connect with the cable (2) by conducting wire；
Second outlet structure (5) further includes second voltage mutual inductor (55), the wiring of the second voltage mutual inductor (55)
End is connect with the cable (2) by conducting wire.
4. novel rack according to claim 2 vacates linear system system, which is characterized in that
First outlet structure (3) further includes the first equipment supporter (36), and first equipment supporter (36) is set to described
One end of cable passage (4) is provided with first arrester (34) and first electricity on first equipment supporter (36)
Cable terminal (33)；
Second outlet structure (5) further includes the second equipment supporter (56), and second equipment supporter (56) is set to described
The other end of cable passage (4) is provided with second arrester (54) and described second on second equipment supporter (56)
Cable termination (53).
5. novel rack according to claim 1 vacates linear system system, which is characterized in that the cable passage (4) is including bottom plate
(41), the first side plate (42), the second side plate (43) and top plate (44), first side plate (42) and second side plate (43) point
It is not vertically installed in the both sides of the bottom plate (41), the bottom of first side plate (42) and second side plate (43) is and institute
It states bottom plate (41) to connect, the top movable of first side plate (42) and second side plate (43) is provided with the top plate
(44)。
6. novel rack according to claim 5 vacates linear system system, which is characterized in that on the inner wall of first side plate (42)
It is set at interval of preset distance there are one cable bearer (45).
7. novel rack according to claim 6 vacates linear system system, which is characterized in that the cable bearer (45) is equipped with three
A cable support plate (451).
8. linear system system is vacated according to claim 5-7 any one of them novel racks, which is characterized in that first side plate (42)
With at least one meter of the height of second side plate (43), the spacing of first side plate (42) and second side plate (43)
At least one meter.
9. linear system system is vacated according to claim 5-7 any one of them novel racks, which is characterized in that the cable passage (4)
It is interior to be equipped with maintenance channel (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721769643.8U CN207542747U (en) | 2017-12-18 | 2017-12-18 | A kind of novel rack vacates linear system system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721769643.8U CN207542747U (en) | 2017-12-18 | 2017-12-18 | A kind of novel rack vacates linear system system |
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| Publication Number | Publication Date |
|---|---|
| CN207542747U true CN207542747U (en) | 2018-06-26 |
Family
ID=62618841
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110783851A (en) * | 2019-11-08 | 2020-02-11 | 国网青海省电力公司海西供电公司 | Power transmission line outlet device |
-
2017
- 2017-12-18 CN CN201721769643.8U patent/CN207542747U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110783851A (en) * | 2019-11-08 | 2020-02-11 | 国网青海省电力公司海西供电公司 | Power transmission line outlet device |
| CN110783851B (en) * | 2019-11-08 | 2022-03-25 | 国网青海省电力公司海西供电公司 | Power transmission line outlet device |
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