CN103730854A - Transformer substation - Google Patents

Transformer substation Download PDF

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Publication number
CN103730854A
CN103730854A CN201310682334.7A CN201310682334A CN103730854A CN 103730854 A CN103730854 A CN 103730854A CN 201310682334 A CN201310682334 A CN 201310682334A CN 103730854 A CN103730854 A CN 103730854A
Authority
CN
China
Prior art keywords
electrically connected
insulation
zinc
lightning arrester
line clamping
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.)
Granted
Application number
CN201310682334.7A
Other languages
Chinese (zh)
Other versions
CN103730854B (en
Inventor
胡妍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xiangshui Lianyi Thermoelectric Co., Ltd.
Original Assignee
Yueqing Fengjie Electronic Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to CN201610926727.1A priority Critical patent/CN106505451A/en
Priority to CN201310682334.7A priority patent/CN103730854B/en
Priority to CN201610926099.7A priority patent/CN106505449A/en
Priority to CN201610926096.3A priority patent/CN106505448A/en
Application filed by Yueqing Fengjie Electronic Technology Co Ltd filed Critical Yueqing Fengjie Electronic Technology Co Ltd
Priority to CN201610926729.0A priority patent/CN106505452A/en
Priority to CN201610926438.1A priority patent/CN106505450A/en
Priority to CN201610926068.1A priority patent/CN106451165A/en
Priority to CN201610925945.3A priority patent/CN106451164A/en
Priority to CN201610925968.4A priority patent/CN106486909A/en
Priority to CN201610926728.6A priority patent/CN106549326A/en
Publication of CN103730854A publication Critical patent/CN103730854A/en
Application granted granted Critical
Publication of CN103730854B publication Critical patent/CN103730854B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B7/00—Enclosed substations, e.g. compact substations
    • H02B7/06—Distribution substations, e.g. for urban network
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/12—Overvoltage protection resistors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
    • H02H9/026—Current limitation using PTC resistors, i.e. resistors with a large positive temperature coefficient

Abstract

The invention discloses a transformer substation. The transformer substation comprises a high-voltage room, a transformer room and a low-voltage room, wherein a disconnecting switch, a lightning arrester and a high-voltage binding post are arranged in the high-voltage room, the disconnecting switch and the lightning arrester are connected with an external high-voltage cable, the high-voltage binding post is used for being electrically connected with the transformer room, the lightning arrester is arranged on a connecting cable between an outgoing post of the disconnecting switch and the high-voltage binding post and comprises an insulating puncturing cable clamp and a zinc oxide arrester body, the insulating puncturing cable clamp is provided with two cable clamping holes, and the zinc oxide arrester body is electrically connected with the insulating puncturing cable clamp. The electrical performance of the transformer substation is more stable and reliable.

Description

Transformer station
Technical field
The invention belongs to electrical equipment technical field, be specifically related to a kind of transformer station.
Background technology
Box-type substation is a kind of high voltage switchgear, distribution transformer and low-voltage distribution equipment, by indoor, the outdoor close-coupled controller switching equipment of certain connection plan row's all-in-one-piece prefabrication, being about to the functions such as high powered, transformer pressure-reducing, low-voltage distribution organically combines, be arranged on a protection against the tide, antirust, dustproof, protection against rodents, fire prevention, antitheft, heat insulation, totally-enclosed, movably in steel construction casing, electromechanical integration, totally-enclosed operation, be specially adapted to city net construction and upgrading, a kind of brand-new transformer station emerging after Shi Ji civil engineering transformer station.Transformer station has substituted original civil engineering power distribution room, power distribution station, become novel complete change power distribution equipment, be applicable to residential quarters, urban public change, bustling downtown area, construction power supply, mine, factory and enterprise, oil gas field and wind power station, user can select box change according to different service conditions, load level.Transformer station, since coming out, has developed very rapidly, at countries in Europe, has accounted for 70% of distribution transformer, and the U.S. has accounted for 90%.
In order to meet different clients' demand, the structural change of existing transformer station is more, and still, along with the expansion of purposes, its structure still has needs improvements badly.
Summary of the invention
The object of this invention is to provide the good transformer station of a kind of electrical insulation properties.
The first technical scheme that realizes the object of the invention is: a kind of transformer station, comprises hyperbaric chamber, transformer room and low-pressure chamber; In hyperbaric chamber, be provided with the isolating switch, lightning arrester and the high tension terminal for being electrically connected to transformer room that are connected with external high-tension cable; Lightning arrester is arranged on the line of isolating switch outlet column and high tension terminal; It is characterized in that: lightning arrester comprises and is provided with the insulation puncture line clamping in two clamp holes and the zinc oxide arrester being electrically connected to insulation puncture line clamping.
In such scheme, between a clamp hole of isolating switch outlet column and insulation puncture line clamping, by the first insulation cable, be electrically connected to, between another clamp hole of insulation puncture line clamping and high tension terminal, by the second insulation cable, be electrically connected to.
The second technical scheme that realizes the object of the invention is: a kind of transformer station, comprises hyperbaric chamber, transformer room and low-pressure chamber, in hyperbaric chamber, be provided with the isolating switch, lightning arrester and the high tension terminal for being electrically connected to transformer room that are connected with external high-tension cable, lightning arrester is arranged on the line of isolating switch outlet column and high tension terminal, it is characterized in that: lightning arrester comprises and is provided with the insulation puncture line clamping in two clamp holes and the zinc oxide arrester being electrically connected to insulation puncture line clamping, described zinc oxide arrester comprises insulation crust, be arranged on the Zinc-oxide piezoresistor in insulation crust, on being electrically connected to Zinc-oxide piezoresistor upper end, connect electric double-screw bolt, under being electrically connected to Zinc-oxide piezoresistor lower end, connect electric double-screw bolt, be arranged on the upper conducting strip of Zinc-oxide piezoresistor upper end, be arranged on the lower conducting strip of Zinc-oxide piezoresistor lower end, the resin protective layer of parcel Zinc-oxide piezoresistor, temperature sensor, the middle control module being electrically connected to temperature sensor, and the radio receiving transmitting module being connected with middle control module, on connect electric double-screw bolt bottom be crimped on the top of conducting strip, under connect electric double-screw bolt top apical grafting on the bottom of lower conducting strip, between the outer wall of resin protective layer and Zinc-oxide piezoresistor, leave the air gap being communicated with atmosphere.
In such scheme, between a clamp hole of isolating switch outlet column and insulation puncture line clamping, by the first insulation cable, be electrically connected to, between another clamp hole of insulation puncture line clamping and high tension terminal, by the second insulation cable, be electrically connected to.
In such scheme, described temperature sensor comprises two thermo-sensitive resistors that are positioned at insulation crust, and these two thermo-sensitive resistors distribute and are arranged on the outside of Zinc-oxide piezoresistor; Described middle control module and radio receiving transmitting module cast in insulation crust.
In such scheme, thermo-sensitive resistor is in abutting connection with air gap setting.
The present invention, owing to adopting insulation puncture line clamping to be connected isolating switch outlet column and high tension terminal with insulation cable, can effectively promote the electrical insulation properties in hyperbaric chamber, and performance is more reliable and more stable.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is a kind of perspective view of lightning arrester in transformer station shown in Fig. 1;
Fig. 3 is a kind of schematic diagram that partly cuts open of lightning arrester shown in Fig. 2;
Fig. 4 is a kind of perspective view of lightning arrester shown in Fig. 2;
A kind of perspective view of Fig. 5 when to be lightning arrester shown in Fig. 2 observe from another angle.
Embodiment
(embodiment 1)
The present embodiment is a kind of transformer station, sees shown in Fig. 1 to Fig. 5, comprises hyperbaric chamber 71, transformer room 72 and low-pressure chamber 73; In hyperbaric chamber, be provided with the isolating switch 74, lightning arrester 75 and the high tension terminal 76 for being electrically connected to transformer room that are connected with external high-tension cable; Lightning arrester is arranged on the line of isolating switch outlet column 741 and high tension terminal; Lightning arrester comprises and is provided with the insulation puncture line clamping in two clamp holes and the zinc oxide arrester 5 being electrically connected to insulation puncture line clamping; Between a clamp hole of isolating switch outlet column and insulation puncture line clamping, by the first insulation cable 77, be electrically connected to, between another clamp hole of insulation puncture line clamping and high tension terminal, by the second insulation cable 78, be electrically connected to.
Described insulation puncture line clamping comprises insulating base 1, lower insulating base 2, is arranged on two puncture tool rests 3, upper positioning metal part 4, lower positioning metal part 5 and bolt fastening components 6 in insulating base and lower insulating base; The center of described two punctures tool rest 3, upper positioning metal part 4 and lower positioning metal parts 5 is equipped with the waist-shaped hole 100 running through along the vertical direction, described bolt fastening component comprises screw rod 61 and nut 62, screw rod is screwed onto in nut through after each waist-shaped hole from top to bottom successively, thereby upper positioning metal part, two puncture tool rests and lower positioning metal part are connected and fixed successively; Upper insulating base center is provided with the circular through-hole 11 running through along the vertical direction, and the forced section 611 of tightening of described screw rod exposes this circular through-hole; Described nut is the square column type that is provided with inner bolt hole, and the middle part of lower insulating base is provided with for the square containing cavity 21 of this nut is set.
The one-body molded setting of each tool rest that punctures, its one side is provided with the lancination 31 that four lines be arranged in parallel, the arc-shaped limit face 33 that another side center is provided with detent 32 and is positioned at detent both sides; The basic configuration of upper positioning metal part and lower positioning metal part is that arc is tabular, and its one side in abutting connection with each puncture tool rest is provided with for being connected to the location frustum 200 of detent, and described waist-shaped hole is positioned at this frustum center, location.The upper and lower clamping of two puncture tool rests forms two clamp holes.
Described zinc oxide arrester 5 comprises insulation crust 51, be arranged on Zinc-oxide piezoresistor 52 in insulation crust, be electrically connected to Zinc-oxide piezoresistor upper end on connect electric double-screw bolt 53, be electrically connected to Zinc-oxide piezoresistor lower end under connect electric double-screw bolt 54, temperature sensor 59, the middle control module being electrically connected to temperature sensor and the radio receiving transmitting module being connected with middle control module; The bottom of second folder is also provided with a screw 31, and the top that connects electric double-screw bolt on described is spirally connected and is fixedly installed in this screw.In the present embodiment, the upper end of Zinc-oxide piezoresistor is provided with conducting strip 55, the lower end of Zinc-oxide piezoresistor is provided with lower conducting strip 56, and the bottom that above connects electric double-screw bolt 53 is crimped on the top of conducting strip 55, under connect electric double-screw bolt 54 top apical grafting on the bottom of lower conducting strip 56.In addition, in insulation crust 51, be provided with for wrapping up the resin protective layer 57 of Zinc-oxide piezoresistor, between this resin protective layer 57 and the outer wall of Zinc-oxide piezoresistor, leave air gap 58; Described resin protective layer 57 is that liquid resin is cast in insulation crust, treats that its curing molding makes.Described temperature sensor 59 comprises two thermo-sensitive resistors that are positioned at insulation crust 51, and these two thermo-sensitive resistors distribute and are arranged on the outside of Zinc-oxide piezoresistor; Described middle control module and radio receiving transmitting module can cast in insulation crust 51, also can be arranged on outside insulation crust 51, only by wire, are electrically connected to thermo-sensitive resistor.In the present embodiment, each thermo-sensitive resistor arranges in abutting connection with air gap 58, because occur once thunderbolt, in this air gap, air themperature can sharply raise, and compares the cured resin inside that thermo-sensitive resistor is embedded in to non-conductor, and this structural response is rapid, sensitiveer reliable.In use, if monitor thermo-sensitive resistor, the variation of temperature rise is in preset range suddenly for this kind of structure, and middle control module judges that Zinc-oxide piezoresistor is by a thunder-strike current, and this information exchange is crossed to radio receiving transmitting module sends to distance host.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present invention extends out and still belong to protection scope of the present invention.

Claims (6)

1.Yi Zhong transformer station, comprises hyperbaric chamber, transformer room and low-pressure chamber; In hyperbaric chamber, be provided with the isolating switch, lightning arrester and the high tension terminal for being electrically connected to transformer room that are connected with external high-tension cable; Lightning arrester is arranged on the line of isolating switch outlet column and high tension terminal; It is characterized in that: lightning arrester comprises and is provided with the insulation puncture line clamping in two clamp holes and the zinc oxide arrester being electrically connected to insulation puncture line clamping.
2. transformer station according to claim 1, it is characterized in that: between a clamp hole of isolating switch outlet column and insulation puncture line clamping, by the first insulation cable, be electrically connected to, between another clamp hole of insulation puncture line clamping and high tension terminal, by the second insulation cable, be electrically connected to.
3.Yi Zhong transformer station, comprises hyperbaric chamber, transformer room and low-pressure chamber, in hyperbaric chamber, be provided with the isolating switch, lightning arrester and the high tension terminal for being electrically connected to transformer room that are connected with external high-tension cable, lightning arrester is arranged on the line of isolating switch outlet column and high tension terminal, it is characterized in that: lightning arrester comprises and is provided with the insulation puncture line clamping in two clamp holes and the zinc oxide arrester being electrically connected to insulation puncture line clamping, described zinc oxide arrester comprises insulation crust, be arranged on the Zinc-oxide piezoresistor in insulation crust, on being electrically connected to Zinc-oxide piezoresistor upper end, connect electric double-screw bolt, under being electrically connected to Zinc-oxide piezoresistor lower end, connect electric double-screw bolt, be arranged on the upper conducting strip of Zinc-oxide piezoresistor upper end, be arranged on the lower conducting strip of Zinc-oxide piezoresistor lower end, the resin protective layer of parcel Zinc-oxide piezoresistor, temperature sensor, the middle control module being electrically connected to temperature sensor, and the radio receiving transmitting module being connected with middle control module, on connect electric double-screw bolt bottom be crimped on the top of conducting strip, under connect electric double-screw bolt top apical grafting on the bottom of lower conducting strip, between the outer wall of resin protective layer and Zinc-oxide piezoresistor, leave the air gap being communicated with atmosphere.
4. transformer station according to claim 3, it is characterized in that: between a clamp hole of isolating switch outlet column and insulation puncture line clamping, by the first insulation cable, be electrically connected to, between another clamp hole of insulation puncture line clamping and high tension terminal, by the second insulation cable, be electrically connected to.
5. transformer station according to claim 4, is characterized in that: described temperature sensor comprises two thermo-sensitive resistors that are positioned at insulation crust, and these two thermo-sensitive resistors distribute and are arranged on the outside of Zinc-oxide piezoresistor; Described middle control module and radio receiving transmitting module cast in insulation crust.
6. transformer station according to claim 5, is characterized in that: thermo-sensitive resistor is in abutting connection with air gap setting.
CN201310682334.7A 2013-12-11 2013-12-11 Transformer substation Active CN103730854B (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CN201610926099.7A CN106505449A (en) 2013-12-11 2013-12-11 A kind of preferable transformer station of electrical insulation properties
CN201610926096.3A CN106505448A (en) 2013-12-11 2013-12-11 Transformer station
CN201610925945.3A CN106451164A (en) 2013-12-11 2013-12-11 A transformer substation with a lightning arrester
CN201610926729.0A CN106505452A (en) 2013-12-11 2013-12-11 A kind of transformer station
CN201310682334.7A CN103730854B (en) 2013-12-11 2013-12-11 Transformer substation
CN201610926068.1A CN106451165A (en) 2013-12-11 2013-12-11 Transformer substation with good electric insulation performance
CN201610926727.1A CN106505451A (en) 2013-12-11 2013-12-11 A kind of transformer station
CN201610925968.4A CN106486909A (en) 2013-12-11 2013-12-11 A kind of transformer station with lightning arrester
CN201610926728.6A CN106549326A (en) 2013-12-11 2013-12-11 A kind of transformer station for lifting electrical insulation properties
CN201610926438.1A CN106505450A (en) 2013-12-11 2013-12-11 Transformer station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310682334.7A CN103730854B (en) 2013-12-11 2013-12-11 Transformer substation

Related Child Applications (9)

Application Number Title Priority Date Filing Date
CN201610925968.4A Division CN106486909A (en) 2013-12-11 2013-12-11 A kind of transformer station with lightning arrester
CN201610926099.7A Division CN106505449A (en) 2013-12-11 2013-12-11 A kind of preferable transformer station of electrical insulation properties
CN201610926096.3A Division CN106505448A (en) 2013-12-11 2013-12-11 Transformer station
CN201610925945.3A Division CN106451164A (en) 2013-12-11 2013-12-11 A transformer substation with a lightning arrester
CN201610926727.1A Division CN106505451A (en) 2013-12-11 2013-12-11 A kind of transformer station
CN201610926728.6A Division CN106549326A (en) 2013-12-11 2013-12-11 A kind of transformer station for lifting electrical insulation properties
CN201610926729.0A Division CN106505452A (en) 2013-12-11 2013-12-11 A kind of transformer station
CN201610926438.1A Division CN106505450A (en) 2013-12-11 2013-12-11 Transformer station
CN201610926068.1A Division CN106451165A (en) 2013-12-11 2013-12-11 Transformer substation with good electric insulation performance

Publications (2)

Publication Number Publication Date
CN103730854A true CN103730854A (en) 2014-04-16
CN103730854B CN103730854B (en) 2017-01-11

Family

ID=50454834

Family Applications (10)

Application Number Title Priority Date Filing Date
CN201610926728.6A Withdrawn CN106549326A (en) 2013-12-11 2013-12-11 A kind of transformer station for lifting electrical insulation properties
CN201610925945.3A Pending CN106451164A (en) 2013-12-11 2013-12-11 A transformer substation with a lightning arrester
CN201610926438.1A Pending CN106505450A (en) 2013-12-11 2013-12-11 Transformer station
CN201610925968.4A Withdrawn CN106486909A (en) 2013-12-11 2013-12-11 A kind of transformer station with lightning arrester
CN201610926096.3A Pending CN106505448A (en) 2013-12-11 2013-12-11 Transformer station
CN201310682334.7A Active CN103730854B (en) 2013-12-11 2013-12-11 Transformer substation
CN201610926729.0A Withdrawn CN106505452A (en) 2013-12-11 2013-12-11 A kind of transformer station
CN201610926068.1A Withdrawn CN106451165A (en) 2013-12-11 2013-12-11 Transformer substation with good electric insulation performance
CN201610926727.1A Pending CN106505451A (en) 2013-12-11 2013-12-11 A kind of transformer station
CN201610926099.7A Pending CN106505449A (en) 2013-12-11 2013-12-11 A kind of preferable transformer station of electrical insulation properties

Family Applications Before (5)

Application Number Title Priority Date Filing Date
CN201610926728.6A Withdrawn CN106549326A (en) 2013-12-11 2013-12-11 A kind of transformer station for lifting electrical insulation properties
CN201610925945.3A Pending CN106451164A (en) 2013-12-11 2013-12-11 A transformer substation with a lightning arrester
CN201610926438.1A Pending CN106505450A (en) 2013-12-11 2013-12-11 Transformer station
CN201610925968.4A Withdrawn CN106486909A (en) 2013-12-11 2013-12-11 A kind of transformer station with lightning arrester
CN201610926096.3A Pending CN106505448A (en) 2013-12-11 2013-12-11 Transformer station

Family Applications After (4)

Application Number Title Priority Date Filing Date
CN201610926729.0A Withdrawn CN106505452A (en) 2013-12-11 2013-12-11 A kind of transformer station
CN201610926068.1A Withdrawn CN106451165A (en) 2013-12-11 2013-12-11 Transformer substation with good electric insulation performance
CN201610926727.1A Pending CN106505451A (en) 2013-12-11 2013-12-11 A kind of transformer station
CN201610926099.7A Pending CN106505449A (en) 2013-12-11 2013-12-11 A kind of preferable transformer station of electrical insulation properties

Country Status (1)

Country Link
CN (10) CN106549326A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019213177A1 (en) * 2019-08-30 2021-03-04 J. Pröpster GmbH Terminal connection arrangement

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113588126A (en) * 2021-09-28 2021-11-02 广东电网有限责任公司中山供电局 Heating defect grading and lightning stroke positioning wire clamp pressing plate

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CN2593386Y (en) * 2002-12-31 2003-12-17 朱克俭 Insulating-penetrative cable clamp
CN202026015U (en) * 2011-03-04 2011-11-02 山东泰开箱变有限公司 Functional wind power combined type box substation
CN202339980U (en) * 2011-11-09 2012-07-18 浙江天虹电气金具有限公司 Improved insulation piercing connector
CN203911312U (en) * 2013-12-11 2014-10-29 乐清市风杰电子科技有限公司 Substation
CN203911311U (en) * 2013-12-11 2014-10-29 乐清市风杰电子科技有限公司 Substation

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019213177A1 (en) * 2019-08-30 2021-03-04 J. Pröpster GmbH Terminal connection arrangement

Also Published As

Publication number Publication date
CN106451165A (en) 2017-02-22
CN106505451A (en) 2017-03-15
CN106505448A (en) 2017-03-15
CN106451164A (en) 2017-02-22
CN106549326A (en) 2017-03-29
CN103730854B (en) 2017-01-11
CN106486909A (en) 2017-03-08
CN106505450A (en) 2017-03-15
CN106505449A (en) 2017-03-15
CN106505452A (en) 2017-03-15

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Inventor after: Li Guangjun

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Applicant before: YUEQING FENGJIE ELECTRONIC TECHNOLOGY CO., LTD.

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