CN204614648U - A kind of outdoor voltage transformer - Google Patents
A kind of outdoor voltage transformer Download PDFInfo
- Publication number
- CN204614648U CN204614648U CN201520354588.0U CN201520354588U CN204614648U CN 204614648 U CN204614648 U CN 204614648U CN 201520354588 U CN201520354588 U CN 201520354588U CN 204614648 U CN204614648 U CN 204614648U
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- skeleton
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- conductive bar
- epoxy resin
- secondary coil
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Abstract
A kind of outdoor voltage transformer, iron core is R type toroidal core structures, secondary skeleton is set on iron core, secondary coil is arranged with outside secondary skeleton, one time skeleton is set on secondary coil, primary winding winding is on a skeleton, two lead-in wires of primary winding are connected with the lower end of the first primary conductive bar and the second primary conductive bar respectively, the lead-in wire of secondary coil connects with the corresponding secondary wiring terminals in secondary terminal box respectively, by iron core, secondary skeleton, secondary coil, a skeleton, primary winding, first primary conductive bar and the second primary conductive bar epoxy resin form an overall structure by mould once-cast, be epoxy resin poured body, silicone rubber sleeve is set in epoxy resin poured body outside.Its advantage is: design science, reasonable, original, stable performance, reliable, has extremely strong practicality and advance, easy for installation, simple to operate, operation cost is low.
Description
Technical field
The utility model relates to a kind of voltage transformer, specifically a kind of a kind of voltage transformer of outdoor small-sized compound inslation.
Background technology
In the running of electrical network, energy storage motor needs the capacity of 1000VA, and this just requires, and the voltage transformer volume of powering to energy storage motor is large, Heavy Weight, cost are high, installs complicated.But along with voltage transformer is towards intelligent, miniaturization development, old-fashioned voltage transformer is more and more not suitable with its development, for this situation, we have developed this voltage transformer.
Utility model content
The purpose of this utility model sends out for the shortcoming that the voltage transformer volume used at present is large, Heavy Weight, cost are high, installation is complicated.
The technical scheme adopted is:
A kind of outdoor voltage transformer, comprise epoxy resin poured body, iron core, silicone rubber sleeve, secondary skeleton, secondary coil, a skeleton, primary winding, first primary conductive bar, second primary conductive bar, secondary terminal box and mounting seat, it is characterized in that: described iron core is R type toroidal core structures, secondary skeleton is set on iron core, secondary coil is arranged with outside secondary skeleton, one time skeleton is set on secondary coil, space is left between secondary coil and a skeleton, primary winding winding is on a skeleton, first primary conductive bar and the second primary conductive bar are arranged on above primary winding, two lead-in wires of primary winding are connected with the lower end of the first primary conductive bar and the second primary conductive bar respectively, the upper end of the first primary conductive bar and the second primary conductive bar is the first primary connection terminal and the second primary connection terminal, the lead-in wire of secondary coil connects with the corresponding secondary wiring terminals in secondary terminal box respectively, by iron core, secondary skeleton, secondary coil, a skeleton, primary winding, first primary conductive bar and the second primary conductive bar epoxy resin form an overall structure by mould once-cast, be epoxy resin poured body, part in the space that described epoxy resin poured body leaves between secondary coil and a skeleton forms insulating barrier, secondary terminal box and silicone rubber sleeve pass through die casting structure in aggregates by sulfurization technology, the secondary wiring terminals of secondary terminal box is outside exposed through silicone rubber sleeve, the lower end of epoxy resin poured body is fixedly connected with mounting seat, silicone rubber sleeve is set in epoxy resin poured body outside, silicone rubber sleeve mates with epoxy resin poured body fits, the lower end of silicone rubber sleeve is fixedly connected with mounting seat, first primary connection terminal and the second primary connection terminal through epoxy resin poured body and silicone rubber sleeve outside exposed.
The lower end of described mounting seat can be fixed with earthing screw.
Insulation adopts silicon rubber composite insulation, and its major advantage is that silicon rubber has excellent migration of hydrophobicity, and outdoor resin does not possess, and the corrosion of silicon rubber uvioresistant, anti-aging, tracking-resistant, performance is all better than outdoor resin.We adopt advanced Optimization Technology, the outdoor resin of inner employing, and outside employing one-shot forming sulfurization technology, not only effectively improve the outdoor adaptability of instrument transformer, and cost reduces greatly.
Optimize internal process, adopt advanced R shaped iron core, effectively reduce core loss and no-load current, instrument transformer volume is significantly reduced, weight ratio traditional type voltage transformer alleviates 2/5. secondary coil winding on secondary skeleton, and the lead-out wire of secondary coil is connected with the corresponding wiring terminal in secondary terminal box respectively.Primary winding winding is on a skeleton, and primary winding and secondary coil correspond to outer and internal layer, and are coaxially contained on R shaped iron core, adopt lift-on/lift-off type structure between primary winding and secondary coil, is provided with the insulation of poured with epoxy resin material.One time terminal is provided with M10 brass screw and matching washer, is connected with primary winding by fine copper conducting rod.Primary winding, secondary coil and R shaped iron core poured with epoxy resin structure in aggregates, epoxy resin poured body outside puts silicon rubber again and is insulation shell, and insulation shell lower surface is fixedly connected with mounting seat.
The utility model has the advantage of:
A kind of outdoor voltage transformer, design science, reasonable, original, stable performance, reliable, there is extremely strong practicality and advance, easy for installation, simple to operate, operation cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the left view of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
A kind of outdoor voltage transformer, comprise epoxy resin poured body 1, iron core 2, silicone rubber sleeve 3, secondary skeleton 4, secondary coil 5, a skeleton 6, primary winding 7, first primary conductive bar 8, second primary conductive bar 9, secondary terminal box 10 and mounting seat 11, it is characterized in that: described iron core 2 is R type toroidal core structures, secondary skeleton 4 is set on iron core 2, secondary coil 5 is arranged with outside secondary skeleton 4, one time skeleton 6 is set on secondary coil 5, space is left between secondary coil 5 and a skeleton 6, primary winding 7 winding is on a skeleton 6, first primary conductive bar 8 and the second primary conductive bar 9 are arranged on the top of primary winding 7, two lead-in wires of primary winding 7 are connected with the lower end of the first primary conductive bar 8 and the second primary conductive bar 9 respectively, the upper end of the first primary conductive bar 8 and the second primary conductive bar 9 is the first primary connection terminal 12 and the second primary connection terminal 13, the lead-in wire of secondary coil 5 connects with the corresponding secondary wiring terminals in secondary terminal box 10 respectively, by iron core 2, secondary skeleton 5, secondary coil 6, a skeleton 7, primary winding 8, first primary conductive bar 8 and the second primary conductive bar 9 epoxy resin form an overall structure by mould once-cast, be epoxy resin poured body 1, part in the space that described epoxy resin poured body 1 leaves between secondary coil 5 and a skeleton 6 forms insulating barrier, secondary terminal box 10 and silicone rubber sleeve 3 pass through die casting structure in aggregates by sulfurization technology, the secondary wiring terminals of secondary terminal box 10 is outside exposed through silicone rubber sleeve 3, the lower end of epoxy resin poured body 1 is fixedly connected with mounting seat 11, silicone rubber sleeve 3 is set in the outside of epoxy resin poured body 1, silicone rubber sleeve 3 mates with epoxy resin poured body 1 fits, the lower end of silicone rubber sleeve 3 is fixedly connected with mounting seat 11, first primary connection terminal 12 and the second primary connection terminal 13 through epoxy resin poured body 1 and silicone rubber sleeve 3 outside exposed.
The lower end of described mounting seat 11 is fixed with earthing screw 14.
Claims (2)
1. an outdoor voltage transformer, comprise epoxy resin poured body (1), iron core (2), silicone rubber sleeve (3), secondary skeleton (4), secondary coil (5), a skeleton (6), primary winding (7), first primary conductive bar (8), second primary conductive bar (9), secondary terminal box (10) and mounting seat (11), it is characterized in that: described iron core (2) is R type toroidal core structures, secondary skeleton (4) is set on iron core (2), secondary coil (5) is arranged with outside secondary skeleton (4), one time skeleton (6) is set on secondary coil (5), space is left between secondary coil (5) and a skeleton (6), primary winding (7) winding is on a skeleton (6), first primary conductive bar (8) and the second primary conductive bar (9) are arranged on the top of primary winding (7), two lead-in wires of primary winding (7) are connected with the lower end of the first primary conductive bar (8) and the second primary conductive bar (9) respectively, the upper end of the first primary conductive bar (8) and the second primary conductive bar (9) is the first primary connection terminal (12) and the second primary connection terminal (13), the lead-in wire of secondary coil (5) connects with the corresponding secondary wiring terminals in secondary terminal box (10) respectively, by iron core (2), secondary skeleton (5), secondary coil (6), a skeleton (7), primary winding (8), first primary conductive bar (8) and the second primary conductive bar (9) form an overall structure with epoxy resin by mould once-cast, be epoxy resin poured body (1), part in the space that described epoxy resin poured body (1) leaves between secondary coil (5) and a skeleton (6) forms insulating barrier, secondary terminal box (10) and silicone rubber sleeve (3) pass through die casting structure in aggregates by sulfurization technology, the secondary wiring terminals of secondary terminal box (10) is outside exposed through silicone rubber sleeve (3), the lower end of epoxy resin poured body (1) is fixedly connected with mounting seat (11), silicone rubber sleeve (3) is set in the outside of epoxy resin poured body (1), silicone rubber sleeve (3) mates with epoxy resin poured body (1) fits, the lower end of silicone rubber sleeve (3) is fixedly connected with mounting seat (11), first primary connection terminal (12) and the second primary connection terminal (13) through epoxy resin poured body (1) and silicone rubber sleeve (3) outside exposed.
2. a kind of outdoor voltage transformer according to claim 1, is characterized in that: the lower end of described mounting seat (11) is fixed with earthing screw (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520354588.0U CN204614648U (en) | 2015-05-28 | 2015-05-28 | A kind of outdoor voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520354588.0U CN204614648U (en) | 2015-05-28 | 2015-05-28 | A kind of outdoor voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204614648U true CN204614648U (en) | 2015-09-02 |
Family
ID=53967183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520354588.0U Expired - Fee Related CN204614648U (en) | 2015-05-28 | 2015-05-28 | A kind of outdoor voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204614648U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683004A (en) * | 2019-01-11 | 2019-04-26 | 信阳豫电互感器有限公司 | A kind of combined electrical minor sensor |
| CN110993285A (en) * | 2019-11-06 | 2020-04-10 | 大连第二互感器集团有限公司 | Voltage transformer and manufacturing method thereof |
-
2015
- 2015-05-28 CN CN201520354588.0U patent/CN204614648U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683004A (en) * | 2019-01-11 | 2019-04-26 | 信阳豫电互感器有限公司 | A kind of combined electrical minor sensor |
| CN109683004B (en) * | 2019-01-11 | 2024-02-23 | 信阳豫电互感器有限公司 | Combined electronic sensor |
| CN110993285A (en) * | 2019-11-06 | 2020-04-10 | 大连第二互感器集团有限公司 | Voltage transformer and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20160528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |