CN201717792U - Energy taking power supply of overhead line - Google Patents

Energy taking power supply of overhead line Download PDF

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Publication number
CN201717792U
CN201717792U CN2010202540571U CN201020254057U CN201717792U CN 201717792 U CN201717792 U CN 201717792U CN 2010202540571 U CN2010202540571 U CN 2010202540571U CN 201020254057 U CN201020254057 U CN 201020254057U CN 201717792 U CN201717792 U CN 201717792U
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CN
China
Prior art keywords
described
power supply
transformer
electric capacity
insulating coating
Prior art date
Application number
CN2010202540571U
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Chinese (zh)
Inventor
尹之仁
Original Assignee
西安兴汇电力科技有限公司
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Priority to CN2010202540571U priority Critical patent/CN201717792U/en
Application granted granted Critical
Publication of CN201717792U publication Critical patent/CN201717792U/en

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Abstract

The utility model discloses an energy taking power supply of an overhead line. The energy taking power supply comprises an energy taking capacitor, a transformer, an AC/DC power supply module and a protection module, wherein the energy taking capacitor is connected with a power supply and distribution line; the AC/DC power supply module is connected with the output end of a secondary lateral coil of the transformer; the protection module is used for protect the transformer when the thunderbolt happens to the power supply and distribution line; one connecting terminal of a primary lateral coil of the transformer is grounded, and the other connecting terminal thereof passes through the energy taking capacitor and then is connected with the power supply and distribution line; the energy taking capacitor is connected with the power supply and distribution line and the primary lateral coil of the transformer respectively; the power supply and distribution line is an overhead power transmission line; and the energy taking capacitor, the transformer, the AC/DC power supply module and the protection module are arranged at the upper parts of a pole and a tower used for supporting the overhead power transmission line. The energy taking power supply has simple structure, small size, reasonable design, convenient installation and distribution, stable working performance and good using effect and can effectively solve the problem of power supplying when an automatic monitoring device for power distribution of the overhead line is used in distribution power equipment at the urban area.

Description

Overhead transmission line is got can power supply

Technical field

The utility model relates to a kind of distribution line with getting the energy power supply, especially relates to a kind of overhead transmission line and gets the energy power supply.

Background technology

When distribution line was carried out on-line monitoring, it was to need one of key issue that solves that the power supply of its transmission line is supplied with.Actual when carrying out on-line monitoring, because the various transducers of acquired signal and signal transmitting unit etc. all are laid near the overhead wire, setting height(from bottom) and installation site all are very limited, thereby can not use conventional power supply.And, because the power work that the sensor and signal transmitting unit etc. is powered is in the open air, inconvenient maintenance, thereby common above-mentioned power supply all need possess long-term non-maintaining function, the reliability of then tackling power supply has mutually proposed very high request.But, a kind of simple in structure, easy-to-connect, the stable and reliable for performance and little power supply that is affected by the external environment nowadays also do not appear.

Therefore, develop well behaved special power supply and be applied to distribution line state parameter on-line monitoring system, have important practical value.

The utility model content

Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, provide a kind of overhead transmission line to get the energy power supply, it is simple in structure, volume is little, reasonable in design and install to lay convenience, stable work in work, result of use good, can effectively solve the powerup issue of overhead wire power distribution automation supervising device when distribution power equipment in city uses.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of overhead transmission line is got the energy power supply, it is characterized in that: comprise with getting of joining of power and distribution supply cable can electric capacity, the protection module transformer protected when transformer, the AC/DC power module that joins with the second siding ring output of transformer and power and distribution supply cable generation thunderbolt accident, described protection module is attempted by on two terminals of transformer first siding ring; A terminals ground connection of described transformer first siding ring and its another terminals join with power and distribution supply cable after can electric capacity through getting, and described getting can electric capacity be joined with the first siding ring of power and distribution supply cable and transformer respectively; Described power and distribution supply cable is an overhead transmission line, and get can electric capacity, transformer, AC/DC power module and protection module be installed in the shaft tower top that is used to support described overhead transmission line.

Described getting can electric capacity be the metallized polypropylene film capacitor.

Described get can electric capacity quantity be a plurality of, and a plurality of described getting can from top to bottom be encapsulated in the insulating coating by electric capacity, and adjacent two get can electric capacity between pad conductive spacer is housed.

Described get can electric capacity with the first siding ring of power and distribution supply cable and transformer between be connected with high-voltage insulating wire two by high-voltage insulating wire one respectively; A described termination of getting energy electric capacity has the solid screw that can conduct electricity, the high-voltage insulating wire one that joins with power and distribution supply cable is connected on the solid screw, and solid screw is installed on the described insulating coating and the corresponding installing hole of installing for solid screw that has on the described insulating coating; The two ends of described high-voltage insulating wire two join with the other end of getting energy electric capacity and the first siding ring of transformer respectively.

Also comprise cored screw, the installing hole that described cored screw is installed on the described insulating coating and correspondence has the installation of confession cored screw on the described insulating coating, described high-voltage insulating wire two passes and gets and can be connected by electric capacity from the cored screw internal cavities.

The end that described insulating coating is installed cored screw is provided with the electrode plug, and the electrode plug is equipped with nylon spacer with getting to fill up between can electric capacity.

Described energy electric capacity, transformer, AC/DC power module and the protection module got is installed on the cross-arm head on described shaft tower top.

Described insulating coating is vertically to laying, and the end that joins of described insulating coating and transformer first siding ring down and be fixedly mounted on the described cross-arm head.

Described insulating coating is the silicon rubber insulation overcoat of band full skirt, and the both ends of silicon rubber insulation overcoat are provided with end cap.

Described insulating coating and get and can electric capacity be cylindrical-shaped structure, and solid screw, cored screw, get can electric capacity and described insulating coating be coaxial laying; Described solid screw and cored screw are fixed on the described insulating coating by inside and outside two stainless steel nuts, and between inside and outside two stainless steel nuts all pad plain cushion and bullet pad be housed.

The utility model compared with prior art has the following advantages:

1, simple in structure, volume is little, processing and fabricating is convenient and the processing and fabricating cost is low.

2, use is easy and simple to handle, installs and lays conveniently, and the utility model can directly be installed on the distribution line.

3, result of use is good, the practical value height, and directly the bus power taking from power and distribution supply cable is not influenced by line load, can provide the closing operation power supply during easily installation, and line outage.

4, perfect in shape and function, stable and reliable working performance is got and can electric capacity be adopted the metallized polypropylene film capacitor, characteristics such as stable height that have that loss factor is low, insulation resistance is high, capacitance and loss factor and temperature and frequency contrasts and self-healing; The function of protection module is that the protection transformer is not damaged when the circuit thunderbolt, get can transformer no-load voltage ratio be 220/30 and the withstand voltage 5kV of one secondary; The AC/DC power module is an efficient green AC-DC power module, have advantages such as wide input voltage range, AC/DC, high efficiency, high reliability, low-power consumption, safety isolation, thereby the utility model can effectively solve the powerup issue of distribution electric apparatus monitoring device in the 10kv service cable.

5, adopt the high pressure power taking mode generator working power that combines with storage battery, can realize the line zero stating with load, avoid being subjected to the influence of extraneous factors such as weather, payload, use easy and simple to handle, reliable operation.

In sum, the utility model is simple in structure, volume is little, reasonable in design and install to lay convenience, stable work in work, result of use good, can effectively solve the powerup issue of overhead wire power distribution automation supervising device when distribution power equipment in city uses.

Below by drawings and Examples, the technical solution of the utility model is described in further detail.

Description of drawings

Fig. 1 is circuit theory diagrams of the present utility model.

Fig. 2 gets the external structure schematic diagram of energy electric capacity for the utility model.

Description of reference numerals:

The 1-power and distribution supply cable; 2-gets energy electric capacity; The 3-transformer;

The 4-AC/DC power module; The 5-protection module; 6-high-voltage insulating wire two;

The 7-conductive rubber pad; The 8-solid screw; The 9-cored screw;

10-silicon rubber insulation overcoat; 11-stainless steel nut; The 12-plain cushion;

13-bullet pad; 14-electrode plug; The 15-nylon spacer;

The 16-end cap.

Embodiment

As shown in Figure 1 and Figure 2; the utility model comprise with getting of joining of power and distribution supply cable 1 can electric capacity 2, the protection module 5 when the thunderbolt accident takes place for transformer 3, the AC/DC power module 4 that joins with the second siding ring output of transformer 3 and power and distribution supply cable 1 transformer 3 protected, described protection module 5 is attempted by on two terminals of transformer 3 first siding rings.A terminals ground connection of described transformer 3 first siding rings and its another terminals through get can electric capacity 2 back join with power and distribution supply cable 1, the described energy electric capacity 2 of getting joins with the first siding ring of power and distribution supply cable 1 and transformer 3 respectively.Described power and distribution supply cable 1 is an overhead transmission line, and get can electric capacity 2, transformer 3, AC/DC power module 4 and protection module 5 be installed in the shaft tower top that is used to support described overhead transmission line.

Described getting can electric capacity 2 be the metallized polypropylene film capacitor, and described get can electric capacity 2 quantity be a plurality of, and a plurality of described getting can from top to bottom be encapsulated in the insulating coating by electric capacity 2, and adjacent two get can electric capacity 2 between pad conductive spacer is housed.In the present embodiment, described quantity of getting energy electric capacity 2 is 3, and described conductive spacer is a conductive rubber pad 7.

Described get can electric capacity 2 with the first siding ring of power and distribution supply cable 1 and transformer 3 between be connected with high-voltage insulating wire 26 by high-voltage insulating wire one respectively.A described termination of getting energy electric capacity 2 has the solid screw 8 that can conduct electricity, the high-voltage insulating wire one that joins with power and distribution supply cable 1 is connected on the solid screw 8, and solid screw 8 is installed on the described insulating coating and the corresponding installing hole of installing for solid screw 8 that has on the described insulating coating.The two ends of described high-voltage insulating wire 26 join with the other end of getting energy electric capacity 2 and the first siding ring of transformer 3 respectively.

Simultaneously, the utility model also comprises cored screw 9, the installing hole that described cored screw 9 is installed on the described insulating coating and correspondence has 9 installations of confession cored screw on the described insulating coating, described high-voltage insulating wire 26 passes and gets and can be connected by electric capacity 2 from cored screw 9 internal cavities.The end that described insulating coating is installed cored screw 9 is provided with electrode plug 14, and electrode plug 14 is equipped with nylon spacer 15 with getting to fill up between can electric capacity 2.

During actual installation, described energy electric capacity 2, transformer 3, AC/DC power module 4 and the protection module 5 got is installed on the cross-arm head on described shaft tower top.Described insulating coating is vertically to laying, and the end that joins of described insulating coating and transformer 3 first siding rings down and be fixedly mounted on the described cross-arm head.Described insulating coating is the silicon rubber insulation overcoat 10 of band full skirt, and the both ends of silicon rubber insulation overcoat 10 are provided with end cap 16, and described end cap 16 spiral-locks are on silicon rubber insulation overcoat 10.Described insulating coating and get and can electric capacity 2 be cylindrical-shaped structure, and solid screw 8, cored screw 9, get can electric capacity 2 and described insulating coating be coaxial laying.Described solid screw 8 and cored screw 9 are fixed on the described insulating coating by inside and outside two stainless steel nuts 11, and between inside and outside two stainless steel nuts 11 all pad plain cushion 12 and bullet pad 13 be housed.

The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection range of technical solutions of the utility model according to the utility model technical spirit.

Claims (10)

1. an overhead transmission line is got the energy power supply, it is characterized in that: comprise with getting of joining of power and distribution supply cable (1) can electric capacity (2), the protection module (5) transformer (3) protected when transformer (3), the AC/DC power module (4) that joins with the second siding ring output of transformer (3) and power and distribution supply cable (1) generation thunderbolt accident, described protection module (5) is attempted by on two terminals of transformer (3) first siding ring; A terminals ground connection of described transformer (3) first siding ring and its another terminals through get can electric capacity (2) back join with power and distribution supply cable (1), the described energy electric capacity (2) of getting joins with the first siding ring of power and distribution supply cable (1) and transformer (3) respectively; Described power and distribution supply cable (1) is an overhead transmission line, and get can electric capacity (2), transformer (3), AC/DC power module (4) and protection module (5) be installed in the shaft tower top that is used to support described overhead transmission line.
2. get the energy power supply according to the described overhead transmission line of claim 1, it is characterized in that: described getting can be the metallized polypropylene film capacitor by electric capacity (2).
3. get the energy power supply according to claim 1 or 2 described overhead transmission lines, it is characterized in that: described quantity of getting energy electric capacity (2) is a plurality of, and a plurality of described get can electric capacity (2) from top to bottom be encapsulated in the insulating coating, and adjacent two get can electric capacity (2) between pad conductive spacer is housed.
4. getting according to the described overhead transmission line of claim 3 can power supply, it is characterized in that: described get can electric capacity (2) with the first siding ring of power and distribution supply cable (1) and transformer (3) between be connected with high-voltage insulating wire two (6) by high-voltage insulating wire one respectively; A described termination of getting energy electric capacity (2) has the solid screw (8) that can conduct electricity, the high-voltage insulating wire one that joins with power and distribution supply cable (1) is connected on the solid screw (8), the installing hole that solid screw (8) is installed on the described insulating coating and correspondence has confession solid screw (8) installation on the described insulating coating; The two ends of described high-voltage insulating wire two (6) join with the other end of getting energy electric capacity (2) and the first siding ring of transformer (3) respectively.
5. get the energy power supply according to the described overhead transmission line of claim 4, it is characterized in that: also comprise cored screw (9), the installing hole that described cored screw (9) is installed on the described insulating coating and correspondence has confession cored screw (9) installation on the described insulating coating, described high-voltage insulating wire two (6) passes and gets and can be connected by electric capacity (2) from cored screw (9) internal cavities.
6. getting according to the described overhead transmission line of claim 5 can power supply, it is characterized in that: the end that described insulating coating is installed cored screw (9) is provided with electrode plug (14), and electrode plug (14) is equipped with nylon spacer (15) with getting to fill up between can electric capacity (2).
7. get the energy power supply according to the described overhead transmission line of claim 3, it is characterized in that: described energy electric capacity (2), transformer (3), AC/DC power module (4) and the protection module (5) got is installed on the cross-arm head on described shaft tower top.
8. getting according to the described overhead transmission line of claim 7 can power supply, it is characterized in that: described insulating coating is vertically to laying, and the end that joins of described insulating coating and transformer (3) first siding ring down and be fixedly mounted on the described cross-arm head.
9. get the energy power supply according to the described overhead transmission line of claim 3, it is characterized in that: described insulating coating is the silicon rubber insulation overcoat (10) of band full skirt, and the both ends of silicon rubber insulation overcoat (10) are provided with end cap (16).
10. get the energy power supply according to the described overhead transmission line of claim 5, it is characterized in that: described insulating coating and get can electric capacity (2) be cylindrical-shaped structure, and solid screw (8), cored screw (9), get can electric capacity (2) and described insulating coating be coaxial laying; Described solid screw (8) and cored screw (9) are fixed on the described insulating coating by inside and outside two stainless steel nuts (11), and between inside and outside two stainless steel nuts (11) all pad plain cushion (12) and bullet pad (13) be housed.
CN2010202540571U 2010-07-08 2010-07-08 Energy taking power supply of overhead line CN201717792U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202540571U CN201717792U (en) 2010-07-08 2010-07-08 Energy taking power supply of overhead line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202540571U CN201717792U (en) 2010-07-08 2010-07-08 Energy taking power supply of overhead line

Publications (1)

Publication Number Publication Date
CN201717792U true CN201717792U (en) 2011-01-19

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102231572A (en) * 2011-07-07 2011-11-02 华北电力大学 Method and system for power supply by extracting energy from ultrahigh voltage and extra-high voltage alternating current transmission lines
CN102647020A (en) * 2012-04-11 2012-08-22 中国电力科学研究院 Electric power extraction method and device applicable for power network distribution
CN102646546A (en) * 2012-05-20 2012-08-22 西安兴汇电力科技有限公司 Intelligent self-energy-obtaining vacuum breaker
CN103138385A (en) * 2013-03-14 2013-06-05 长沙五轮电力技术有限公司 Power-up method and device of switch cabinet on-line monitoring equipment
CN103227033A (en) * 2013-04-12 2013-07-31 苏州腾冉电气设备有限公司 Tension screw rod assembly structure for iron core electric reactor
CN105515000A (en) * 2016-01-29 2016-04-20 张健 Device for obtaining alternating-current power frequency power source in alternating-current high-voltage transmission line
CN105703636A (en) * 2016-03-30 2016-06-22 西安兴汇电力科技有限公司 Cable connector based high-voltage energy-obtaining power supply and assembling and installing method therefor

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102231572A (en) * 2011-07-07 2011-11-02 华北电力大学 Method and system for power supply by extracting energy from ultrahigh voltage and extra-high voltage alternating current transmission lines
CN102647020A (en) * 2012-04-11 2012-08-22 中国电力科学研究院 Electric power extraction method and device applicable for power network distribution
CN102646546A (en) * 2012-05-20 2012-08-22 西安兴汇电力科技有限公司 Intelligent self-energy-obtaining vacuum breaker
CN102646546B (en) * 2012-05-20 2015-02-11 西安兴汇电力科技有限公司 Intelligent self-energy-obtaining vacuum breaker
CN103138385A (en) * 2013-03-14 2013-06-05 长沙五轮电力技术有限公司 Power-up method and device of switch cabinet on-line monitoring equipment
CN103227033A (en) * 2013-04-12 2013-07-31 苏州腾冉电气设备有限公司 Tension screw rod assembly structure for iron core electric reactor
CN105515000A (en) * 2016-01-29 2016-04-20 张健 Device for obtaining alternating-current power frequency power source in alternating-current high-voltage transmission line
CN105515000B (en) * 2016-01-29 2018-05-08 张健 The device of AC power frequency supply is obtained in AC high-voltage electric transmission line
CN105703636A (en) * 2016-03-30 2016-06-22 西安兴汇电力科技有限公司 Cable connector based high-voltage energy-obtaining power supply and assembling and installing method therefor

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110119

Termination date: 20170708