CN102290712A - String-hanging type low-voltage comprehensive distribution box - Google Patents
String-hanging type low-voltage comprehensive distribution box Download PDFInfo
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- CN102290712A CN102290712A CN2011102484265A CN201110248426A CN102290712A CN 102290712 A CN102290712 A CN 102290712A CN 2011102484265 A CN2011102484265 A CN 2011102484265A CN 201110248426 A CN201110248426 A CN 201110248426A CN 102290712 A CN102290712 A CN 102290712A
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Abstract
The invention discloses a string-hanging type low-voltage comprehensive distribution box which comprises a box body, wherein a fuse switch, a current transformer, an insulator, a binding post, a meter, a terminal box, a first air switch, a second air switch, a third air switch, an alternating current contactor, an automatic switching instrument and a capacitor are arranged inside the box body. The string-hanging type low-voltage comprehensive distribution box has the characteristics of strong breaking capacity, good dynamic stability, novel structure, strong systematicity and practical applicability, small and exquisite volume, complete power distribution function and low economic cost.
Description
Technical field
The present invention relates to the hanging low-voltage comprehensive distribution box of a kind of string.
Background technology
The conventional low distribution system often adopts indoor distribution or the indoor distribution system of outdoor power transformation to carry out, this for generations such as the more small-sized power transformation of each public change the, particularly transformer capacity, distribution take up room greatly, invest many, the maintenance maintenance cost is high remarkable from many problems.And in addition traditional in the past similar outdoor low voltage distribution box occur function singleness, structure inflexible, to a little less than the adaptive capacity to environment, never occur have that breaking capacity is strong, dynamic stability good, novel structure, systematicness and characteristics practical, that volume is small and exquisite, distributing function is complete, Financial cost is cheap, particularly have the characteristics of outdoor electric energy conversion, distribution and control, electric energy metrical and terminal monitoring particularly outstanding, can be as becoming electric energy conversion down on the bar, distributing and the comprehensive integrated distribution box of controlling.
Summary of the invention
The object of the present invention is to provide the hanging low-voltage comprehensive distribution box of a kind of string, the present invention has that breaking capacity is strong, dynamic stability good, novel structure, systematicness and characteristics practical, that volume is small and exquisite, distributing function is complete, Financial cost is cheap.
In order to reach above-mentioned purpose, solution of the present invention is:
The hanging low-voltage comprehensive distribution box of a kind of string comprises casing, switch with knifeshaped fuse, current transformer is installed, insulator in the described casing, binding post, table meter, terminal box, first air switch, second air switch, the 3rd air switch, A.C. contactor, automatic switching instrument and capacitor; Wherein the last mounted head of switch with knifeshaped fuse links to each other with the primary voltage cable, following mounted head links to each other with current transformer, mounted head links to each other with insulator under the zero line, current transformer links to each other with mounted head on first air switch, insulator links to each other with mounted head on the first air switch zero line, and current transformer also links to each other with terminal box; The following mounted head of first air switch goes out for the low-voltage distribution outlet, and mounted head is in parallel with mounted head on second air switch on first air switch, mounted head links to each other with mounted head on the 3rd air switch under second air switch, mounted head links to each other with mounted head on the A.C. contactor under the 3rd air switch, and mounted head links to each other with capacitor under the A.C. contactor; Terminal box links to each other with the table meter, and terminal box is in parallel with binding post, and mounted head links to each other with binding post under the 3rd air switch, and binding post also links to each other with the automatic switching instrument, the automatic switching instrument links to each other with the ac contactor coil upper contact, and contact links to each other with binding post under the ac contactor coil.
Described switch with knifeshaped fuse summation current transformer respectively with lightning arrester.
On the described casing lateral wall on/off switch draw ring is installed, and on/off switch draw ring 2 links to each other with the on/off switch rotating shaft of switch with knifeshaped fuse 3.
Beneficial effect of the present invention is: go here and there the control of hanging low-tension distribution box collection inlet wire, feeder line distribution, the comprehensive distribution equipment that electric energy metrical, terminal monitoring and auto-reactive compensation are integrated, the covert a-c cycle that is suitable for is 50HZ on the outdoor bars such as master and city, rural area, rated operational current is to the distribution system of 600A, as the electric energy conversion of small-power power, illumination and controller switching equipment, distribute and the usefulness of control.The present invention has that breaking capacity is strong, dynamic stability good, novel structure, systematicness and characteristics practical, that volume is small and exquisite, distributing function is complete, Financial cost is cheap, particularly have the characteristics of outdoor electric energy conversion, distribution and control, electric energy metrical and terminal monitoring particularly outstanding, can be as becoming electric energy conversion down on the bar, distributing the product use with the update of control.
Description of drawings
Fig. 1 is a front view of the present invention;
Fig. 2 is a rearview of the present invention;
Fig. 3 is an external structure schematic diagram of the present invention;
Fig. 4 is the right view of Fig. 3.
Embodiment
The hanging low-voltage comprehensive distribution box of a kind of string, as Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4 comprises casing 1, and switch with knifeshaped fuse 3, current transformer 5 are installed in the described casing 1, insulator 6, binding post 7, table meter 8, terminal box 9, first air switch, 10, the second air switches, 11, the three air switches 12, A.C. contactor 13, automatic switching instrument 14 and capacitor 15; Wherein the last mounted head of switch with knifeshaped fuse 3 links to each other with the primary voltage cable, following mounted head links to each other with current transformer 5, mounted head links to each other with insulator 6 under the zero line, current transformer 5 links to each other with mounted head on first air switch 10, insulator 6 links to each other with mounted head on first air switch, 10 zero lines, and current transformer 5 also links to each other with terminal box 9; The following mounted head of first air switch 10 goes out for the low-voltage distribution outlet, and mounted head is in parallel with mounted head on second air switch 11 on first air switch 10,11 times mounted heads of second air switch link to each other with mounted head on the 3rd air switch 12,12 times mounted heads of the 3rd air switch link to each other with mounted head on the A.C. contactor 13, and 13 times mounted heads of A.C. contactor link to each other with capacitor 15; Terminal box 9 links to each other with table meter 8, and terminal box 9 is in parallel with binding post 7,12 times mounted heads of the 3rd air switch link to each other with binding post 7, binding post 7 also links to each other with automatic switching instrument 14, automatic switching instrument 14 links to each other with A.C. contactor 13 coil upper contacts, and contact links to each other with binding post 7 under A.C. contactor 13 coils.Described switch with knifeshaped fuse 3 summation current transformers 5 respectively with lightning arrester 4.On described casing 1 lateral wall on/off switch draw ring 2 is installed, and on/off switch draw ring 2 links to each other with the on/off switch rotating shaft of switch with knifeshaped fuse 3.
Mounted head connects the primary voltage cable on the switch with knifeshaped fuse 3, the current transformer 5 that is provided by power supply department is provided following mounted head, be connected to mounted head on first air switch 10 by current transformer 5 again, zero line is connected to insulator 6 by mounted head under switch with knifeshaped fuse 3 zero lines simultaneously, be connected to mounted head to first air switch, 10 zero lines by insulator 6 again, 10 times mounted heads of first air switch are this product low-voltage distribution outlet.In addition, mounted head is connected in parallel to mounted head on second air switch 11 on first air switch 10, link to each other successively by second air switch 11, the 3rd air switch 12, A.C. contactor 13 upper and lower mounted heads again, be connected to capacitor 15 by 13 times mounted heads of A.C. contactor at last, form the once part of auto-reactive compensation.
Once descend mounted head voltage sample line to be connected to terminal box 9 corresponding contacts by current transformer 5 secondary currents sampling lead-out wire and its, link to table meter 8 corresponding contacts by terminal box 9 corresponding contacts again, form this gauging of products part.Be connected in parallel to binding post 7 by terminal box 9 sample rate currents in addition, link to binding post 7 by 12 times mounted head voltage samples of the 3rd air switch, link to automatic switching instrument 14 by power informations such as binding post 7 sample rate currents, sampled voltage and control power supplys again, be connected to A.C. contactor 13 coil upper contacts by automatic switching instrument 14 corresponding contacts, be connected to binding post 7 corresponding contacts by contact under A.C. contactor 13 coils, constitute the loop, realize that automatic reactive power compensation secondary partly connects.
Claims (3)
- One kind the string hanging low-voltage comprehensive distribution box, it is characterized in that comprising casing (1), switch with knifeshaped fuse (3), current transformer (5) are installed, insulator (6) in the described casing (1), binding post (7), table meter (8), terminal box (9), first air switch (10), second air switch (11), the 3rd air switch (12), A.C. contactor (13), automatic switching instrument (14) and capacitor (15); Wherein the last mounted head of switch with knifeshaped fuse (3) links to each other with the primary voltage cable, following mounted head links to each other with current transformer (5), mounted head links to each other with insulator (6) under the zero line, electric current mutual inductance (5) is gone up mounted head with first air switch (10) and is linked to each other, insulator (6) links to each other with mounted head on first air switch (10) zero line, and current transformer (5) also links to each other with terminal box (9); The following mounted head of first air switch (10) goes out for the low-voltage distribution outlet, and first air switch (10) is gone up mounted head, and upward mounted head is in parallel with second air switch (11), the following mounted head of second air switch (11) goes up mounted head with the 3rd air switch (12) and links to each other, the following mounted head of the 3rd air switch (12) goes up mounted head with A.C. contactor (13) and links to each other, and A.C. contactor (13) mounted head down links to each other with capacitor (15); Terminal box (9) links to each other with table meter (8), and terminal box (9) is in parallel with binding post (7), the 3rd air switch (12) mounted head down links to each other with binding post (7), binding post (7) also links to each other with automatic switching instrument (14), automatic switching instrument (14) links to each other with A.C. contactor (13) coil upper contact, and contact links to each other with binding post (7) under A.C. contactor (13) coil.
- 2. the hanging low-voltage comprehensive distribution box of a kind of string as claimed in claim 1 is characterized in that: described switch with knifeshaped fuse (3) summation current transformer (5) respectively with lightning arrester (4).
- 3. the hanging low-voltage comprehensive distribution box of a kind of string as claimed in claim 1 is characterized in that: on described casing (1) lateral wall on/off switch draw ring (2) is installed, and on/off switch draw ring 2 links to each other with the on/off switch rotating shaft of switch with knifeshaped fuse 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102484265A CN102290712A (en) | 2011-08-26 | 2011-08-26 | String-hanging type low-voltage comprehensive distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102484265A CN102290712A (en) | 2011-08-26 | 2011-08-26 | String-hanging type low-voltage comprehensive distribution box |
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| Publication Number | Publication Date |
|---|---|
| CN102290712A true CN102290712A (en) | 2011-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102484265A Pending CN102290712A (en) | 2011-08-26 | 2011-08-26 | String-hanging type low-voltage comprehensive distribution box |
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| Country | Link |
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| CN (1) | CN102290712A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969656A (en) * | 2012-11-30 | 2013-03-13 | 上虞市电力公司 | Low-voltage comprehensive capacitance integrated cabinet |
| CN103001129A (en) * | 2012-11-30 | 2013-03-27 | 上虞市电力公司 | Low-voltage integration box |
| CN108565821A (en) * | 2018-06-13 | 2018-09-21 | 国网辽宁省电力有限公司营口供电公司 | Low-voltage cable distribution box device and its application method on 0.4kV bars |
| CN110011288A (en) * | 2019-03-01 | 2019-07-12 | 深圳市楠木家家具有限公司 | A kind of electric power box insulator electric charge transfer corona-proofing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201113331Y (en) * | 2007-10-25 | 2008-09-10 | 宁波天元电力设备有限公司 | Outdoor low-voltage integrated distribution box on column |
| CN201656254U (en) * | 2010-01-13 | 2010-11-24 | 王福义 | Pole top type low-voltage comprehensive distribution box |
| CN202260315U (en) * | 2011-08-26 | 2012-05-30 | 上虞市电力公司 | Tandem hanging type lower voltage integrated distribution box |
-
2011
- 2011-08-26 CN CN2011102484265A patent/CN102290712A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201113331Y (en) * | 2007-10-25 | 2008-09-10 | 宁波天元电力设备有限公司 | Outdoor low-voltage integrated distribution box on column |
| CN201656254U (en) * | 2010-01-13 | 2010-11-24 | 王福义 | Pole top type low-voltage comprehensive distribution box |
| CN202260315U (en) * | 2011-08-26 | 2012-05-30 | 上虞市电力公司 | Tandem hanging type lower voltage integrated distribution box |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969656A (en) * | 2012-11-30 | 2013-03-13 | 上虞市电力公司 | Low-voltage comprehensive capacitance integrated cabinet |
| CN103001129A (en) * | 2012-11-30 | 2013-03-27 | 上虞市电力公司 | Low-voltage integration box |
| CN102969656B (en) * | 2012-11-30 | 2015-07-08 | 上虞市电力公司 | Low-voltage comprehensive capacitance integrated cabinet |
| CN103001129B (en) * | 2012-11-30 | 2015-07-15 | 上虞市电力公司 | Low-voltage integration box |
| CN108565821A (en) * | 2018-06-13 | 2018-09-21 | 国网辽宁省电力有限公司营口供电公司 | Low-voltage cable distribution box device and its application method on 0.4kV bars |
| CN110011288A (en) * | 2019-03-01 | 2019-07-12 | 深圳市楠木家家具有限公司 | A kind of electric power box insulator electric charge transfer corona-proofing device |
| CN110011288B (en) * | 2019-03-01 | 2020-12-29 | 大唐三门峡电力有限责任公司 | Electric power box insulator charge transfer anticorona device |
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Application publication date: 20111221 |