CN204441086U - Anti-electricity-theft big current combination transformer - Google Patents
Anti-electricity-theft big current combination transformer Download PDFInfo
- Publication number
- CN204441086U CN204441086U CN201520108989.8U CN201520108989U CN204441086U CN 204441086 U CN204441086 U CN 204441086U CN 201520108989 U CN201520108989 U CN 201520108989U CN 204441086 U CN204441086 U CN 204441086U
- Authority
- CN
- China
- Prior art keywords
- transformer
- current
- conducting rod
- thief
- arranges
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a kind of combination being applicable to the potential and current transformers of special purpose or function, be specifically related to a kind of anti-electricity-theft big current combination transformer, comprise housing, the corresponding transformer secondary conducting rod in housing side arranges installing hole, the top of installing hole arranges current transformer, transformer secondary conducting rod is through current transformer, and connect voltage signal sheet and user's bus, above transformer secondary conducting rod, thief-proof translucent cover is set, thief-proof translucent cover lead sealing is in case top, through wires hole on thief-proof translucent cover, through wires hole inwall fixes coil tension spring, coil tension spring is connected with arc spacer, housing opposite side arranges current acquisition terminal and voltage acquisition terminal, corresponding current, voltage acquisition terminal arranges secondary terminals transparent protective shield, the lead sealing of secondary terminals protective cover is in housing side.The utility model compact conformation, easy for installation, closed dust, reliable operation, can bear larger operating current and the generation of effective electricity theft prevention phenomenon.
Description
Technical field
The utility model relates to a kind of combination being applicable to the potential and current transformers of special purpose or function, is specifically related to a kind of anti-electricity-theft big current combination transformer.
Background technology
Low-voltage metering mechanism is made up of kilowatt-hour meter, instrument transformer and linear quadratic control cable, because of the secondary terminals of instrument transformer and the secondary conducting rod of transformer mostly outside exposed, this is easy to implement stealing on the secondary terminals of instrument transformer and the secondary conducting rod of transformer.For the way that above-mentioned situation adopts at present, one is that the conducting rod doing an internal thread is connected with transformer secondary conducting rod, and by product top loading, this structure is by very easily burning transformer secondary conducting rod during big current.Another kind of structure is by internal thread conducting rod in advance in instrument transformer product, and the problem brought burns product by during big current.Correct voltage signal is reliably the necessary condition that kilowatt-hour meter normally works in addition, and existing product also exists or unreliable, or does not close.
Utility model content
For solving the deficiency in above-mentioned technology, the purpose of this utility model is: provide a kind of anti-electricity-theft big current combination transformer, compact conformation, easy for installation, closed dust, reliable operation, can bear larger operating current and the generation of effective electricity theft prevention phenomenon.
For solving its technical problem, technical solution adopted in the utility model is:
Described anti-electricity-theft big current combination transformer, comprise housing, the corresponding transformer secondary conducting rod in described housing side arranges installing hole, the top of described installing hole arranges current transformer and voltage signal sheet, current transformer is provided with iron core and is wrapped in the coil on iron core, transformer secondary conducting rod is through current transformer core, and connect voltage signal sheet and user's bus, above transformer secondary conducting rod, thief-proof translucent cover is set, thief-proof translucent cover lead sealing is in case top, on thief-proof translucent cover, respective user bus arranges through wires hole, through wires hole inwall fixes 3-5 coil tension spring about its Central Symmetry, coil tension spring is connected with one piece of arc spacer respectively, two pieces of adjacent arc spacers are connected by tension belt, housing opposite side corresponding current instrument transformer and voltage signal sheet arrange current acquisition terminal and voltage acquisition terminal respectively, corresponding current gathers terminal and voltage acquisition terminal arranges secondary terminals transparent protective shield, the lead sealing of secondary terminals protective cover is in housing side.
Transformer secondary conducting rod diameter is set to 19.5-23.5mm by the utility model, larger operating current can be born, prevent it from burning, during use, electric quantity metering device is connected with current acquisition terminal with voltage acquisition terminal respectively, carry out the actual measurement that user makes power consumption, certainty of measurement is high, data are reliable, meanwhile, closing electric quantity metering device is realized by secondary terminals transparent protective shield, prevent lawless person from reequiping electric quantity metering device, affect its metric results, in addition, design thief-proof translucent cover to seal transformer secondary conducting rod, coil tension spring and arc spacer are set in through wires hole, go for the installation of user's bus of different-diameter, easy to use.Consider in equipment use process and inevitably break down; thief-proof translucent cover and secondary terminals transparent protective shield all carry out electronic lead sealing; when fault occurs; it can open fast and carry out maintenance investigation by attendant under the prerequisite not damaging thief-proof translucent cover and secondary terminals protective cover, improves overhaul efficiency.
Wherein, preferred version is:
Described transformer secondary conducting rod is drawn from transformer secondary insulator, transformer secondary conducting rod and external object is isolated.
Described voltage signal sheet adopts copper coin to make, thickness generally adopts 1.5mm, voltage signal sheet endoporus is identical with transformer secondary conducting rod diameter and pre-built in interiors of products, be fixed on transformer secondary conducting rod by the screwing force of product gravity and screw thread, play the effect of location and collection voltage signal.
Described arc spacer is reducing arc, arc spacer two ends radius is greater than its middle radius, during installation, regardless of user's bus fair line from that direction, user's bus is comparatively large from the diameter of through wires hole import department compared to through wires hole centre position, is convenient to user's bus and passes rapidly through through wires hole, in addition, arc spacer two ends diameter is comparatively large, can stop that external dust is entered in thief-proof translucent cover by the gap between coil tension spring.
Compared with prior art, the utility model has following beneficial effect:
The utility model compact conformation, easy for installation, closed dust, reliable operation, can bear larger operating current and the generation of effective electricity theft prevention phenomenon.Transformer secondary conducting rod arranges thicker than common, larger operating current can be born, electric quantity metering device is connected with current acquisition terminal with voltage acquisition terminal respectively, carry out the actual measurement that user makes power consumption, certainty of measurement is high, data are reliable, meanwhile, closing electric quantity metering device is realized by secondary terminals transparent protective shield, prevent lawless person from reequiping electric quantity metering device, affect its metric results, in addition, design thief-proof translucent cover to seal transformer secondary conducting rod, coil tension spring and arc spacer are set in through wires hole, go for the installation of user's bus of different-diameter, easy to use.Consider in equipment use process and inevitably break down; thief-proof translucent cover and secondary terminals transparent protective shield all carry out electronic lead sealing; when fault occurs; it can open fast and carry out maintenance investigation by attendant under the prerequisite not damaging thief-proof translucent cover and secondary terminals protective cover, improves overhaul efficiency.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is dotted portion A direction view in Fig. 1.
Fig. 3 is the utility model threading hole structure schematic diagram.
In figure: 1, housing; 2, transformer secondary conducting rod; 3, current transformer; 4, voltage signal sheet; 5, thief-proof translucent cover; 6, user's bus; 7, through wires hole; 8, coil tension spring; 9, arc spacer; 10, tension belt; 11, current acquisition terminal; 12, voltage acquisition terminal; 13, secondary terminals transparent protective shield; 14, transformer secondary insulator.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
As Figure 1-3, anti-electricity-theft big current combination transformer described in the utility model, comprise housing 1, the corresponding transformer secondary conducting rod 2 in described housing 1 side arranges installing hole, the top of described installing hole arranges current transformer 3 and voltage signal sheet 4, current transformer 3 is provided with iron core and is wrapped in the coil on iron core, transformer secondary conducting rod 2 is through current transformer 3 iron core, and connect voltage signal sheet 4 and user's bus 6, thief-proof translucent cover 5 is set above transformer secondary conducting rod 2, the lead sealing of thief-proof translucent cover 5 is in housing 1 top, on thief-proof translucent cover 5, respective user bus 6 arranges through wires hole 7, through wires hole 7 inwall fixes 3-5 coil tension spring 8 about its Central Symmetry, coil tension spring 8 is connected with one piece of arc spacer 9 respectively, adjacent two pieces of arc spacers 9 are connected by tension belt 10, housing 1 opposite side corresponding current instrument transformer 3 and voltage signal sheet 4 arrange current acquisition terminal 11 and voltage acquisition terminal 12 respectively, corresponding current gathers terminal 11 and voltage acquisition terminal 12 arranges secondary terminals transparent protective shield 13, secondary terminals protective cover 13 lead sealing is in housing 1 side.
Wherein, tension belt 10 adopts conventional elastomeric material to make, such as rubber, and transformer secondary conducting rod 2 is drawn from transformer secondary insulator, transformer secondary conducting rod 2 and external object is isolated; Voltage signal sheet 4 adopts copper coin to make, thickness generally adopts 1.5mm, voltage signal sheet 4 endoporus is identical with transformer secondary conducting rod 2 diameter and pre-built in interiors of products, be fixed on transformer secondary conducting rod 2 by the screwing force of product gravity and screw thread, play the effect of location and collection voltage signal; Arc spacer 9 is reducing arc, arc spacer 9 two ends radius is greater than its middle radius, during installation, regardless of user's bus 6 fair line from that direction, user's bus 6 is comparatively large from the diameter of through wires hole 7 import department compared to through wires hole 7 centre position, is convenient to user's bus 6 and passes rapidly through through wires hole 7, in addition, arc spacer 9 two ends diameter is comparatively large, can stop that external dust is entered in thief-proof translucent cover 5 by the gap between coil tension spring 8.
The utility model compact conformation, easy for installation, closed dust, reliable operation, can bear larger operating current and the generation of effective electricity theft prevention phenomenon.Transformer secondary conducting rod 2 diameter is set to 19.5-23.5mm, larger operating current can be born, prevent it from burning, during use, electric quantity metering device is connected with current acquisition terminal 11 with voltage acquisition terminal 12 respectively, carry out the actual measurement that user makes power consumption, certainty of measurement is high, data are reliable, meanwhile, closing electric quantity metering device is realized by secondary terminals transparent protective shield 13, prevent lawless person from reequiping electric quantity metering device, affect its metric results, in addition, design thief-proof translucent cover 5 pairs of transformer secondary conducting rods 2 to seal, coil tension spring 8 and arc spacer 9 are set in through wires hole 7, go for the installation of user's bus 6 of different-diameter, easy to use.Consider in equipment use process and inevitably break down; thief-proof translucent cover 5 and secondary terminals transparent protective shield 13 all carry out electronic lead sealing; when fault occurs; it can open fast and carry out maintenance investigation by attendant under the prerequisite not damaging thief-proof translucent cover 5 and secondary terminals protective cover 13, improves overhaul efficiency.
Claims (4)
1. an anti-electricity-theft big current combination transformer, comprise housing (1), it is characterized in that, corresponding transformer secondary conducting rod (2) in described housing (1) side arranges installing hole, the top of described installing hole arranges current transformer (3) and voltage signal sheet (4), current transformer (3) is provided with iron core and is wrapped in the coil on iron core, transformer secondary conducting rod (2) is through current transformer core, and connect voltage signal sheet (4) and user's bus (6), in transformer secondary conducting rod (2) top, thief-proof translucent cover (5) is set, thief-proof translucent cover (5) lead sealing is in housing (1) top, the upper respective user bus (6) of thief-proof translucent cover (5) arranges through wires hole (7), through wires hole (7) inwall fixes 3-5 coil tension spring (8) about its Central Symmetry, coil tension spring (8) is connected with one piece of arc spacer (9) respectively, two pieces of adjacent arc spacers (9) are connected by tension belt (10), housing (1) opposite side corresponding current instrument transformer (3) and voltage signal sheet (4) arrange current acquisition terminal (11) and voltage acquisition terminal (12) respectively, corresponding current gathers terminal (11) and voltage acquisition terminal (12) arranges secondary terminals transparent protective shield (13), secondary terminals protective cover (13) lead sealing is in housing (1) side.
2. anti-electricity-theft big current combination transformer according to claim 1, is characterized in that, described transformer secondary conducting rod (2) is drawn from transformer secondary insulator (14).
3. anti-electricity-theft big current combination transformer according to claim 1, is characterized in that, described voltage signal sheet (4) adopts copper coin to make.
4. anti-electricity-theft big current combination transformer according to claim 1, is characterized in that, described arc spacer (9) is reducing arc, and arc spacer (9) two ends radius is greater than its middle radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108989.8U CN204441086U (en) | 2015-02-13 | 2015-02-13 | Anti-electricity-theft big current combination transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108989.8U CN204441086U (en) | 2015-02-13 | 2015-02-13 | Anti-electricity-theft big current combination transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204441086U true CN204441086U (en) | 2015-07-01 |
Family
ID=53608921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520108989.8U Expired - Fee Related CN204441086U (en) | 2015-02-13 | 2015-02-13 | Anti-electricity-theft big current combination transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204441086U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449071A (en) * | 2016-09-30 | 2017-02-22 | 国网山东省电力公司章丘市供电公司 | Electricity theft-prevention wiring terminal protection cover of current transformer |
| CN107632204A (en) * | 2017-09-07 | 2018-01-26 | 广东宝莱特医用科技股份有限公司 | A kind of conductivity of dialysate detector |
| CN107644723A (en) * | 2017-10-24 | 2018-01-30 | 国网上海市电力公司 | A kind of anti-electricity-theft device of low pressure straight-through current transformer voltage link |
| CN107731471A (en) * | 2017-11-20 | 2018-02-23 | 严建泗 | A kind of novel anti-theft anti-creeping transformer |
| CN107967987A (en) * | 2017-06-01 | 2018-04-27 | 何排枝 | A kind of T-shaped current transformer at for transformer secondary connection end |
| CN107978437A (en) * | 2017-06-21 | 2018-05-01 | 何排枝 | A kind of safeguard structure of transformer secondary terminals |
| CN110220582A (en) * | 2019-07-23 | 2019-09-10 | 大连交通大学 | A kind of civil engineering test bridge type magnetic sensor |
-
2015
- 2015-02-13 CN CN201520108989.8U patent/CN204441086U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449071A (en) * | 2016-09-30 | 2017-02-22 | 国网山东省电力公司章丘市供电公司 | Electricity theft-prevention wiring terminal protection cover of current transformer |
| CN107967987A (en) * | 2017-06-01 | 2018-04-27 | 何排枝 | A kind of T-shaped current transformer at for transformer secondary connection end |
| CN107978437A (en) * | 2017-06-21 | 2018-05-01 | 何排枝 | A kind of safeguard structure of transformer secondary terminals |
| CN107632204A (en) * | 2017-09-07 | 2018-01-26 | 广东宝莱特医用科技股份有限公司 | A kind of conductivity of dialysate detector |
| CN107644723A (en) * | 2017-10-24 | 2018-01-30 | 国网上海市电力公司 | A kind of anti-electricity-theft device of low pressure straight-through current transformer voltage link |
| CN107644723B (en) * | 2017-10-24 | 2019-11-26 | 国网上海市电力公司 | A kind of anti-electricity-theft device of low pressure straight-through current transformer voltage link |
| CN107731471A (en) * | 2017-11-20 | 2018-02-23 | 严建泗 | A kind of novel anti-theft anti-creeping transformer |
| CN109935445A (en) * | 2017-11-20 | 2019-06-25 | 严建泗 | A kind of novel anti-theft anti-creeping transformer |
| CN110220582A (en) * | 2019-07-23 | 2019-09-10 | 大连交通大学 | A kind of civil engineering test bridge type magnetic sensor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204441086U (en) | Anti-electricity-theft big current combination transformer | |
| CN205643609U (en) | Inside multiple partial discharge's of GIS analogue means | |
| CN203365531U (en) | Novel alternating-current and direct-current high-voltage electroscope | |
| CN202854208U (en) | Clamp current meter | |
| CN201868230U (en) | Open-core transformer | |
| CN203071242U (en) | Alligator clip | |
| CN202305586U (en) | Interface device for transformer casing pipe | |
| CN206684260U (en) | A kind of novel power distribution network fault detection apparatus | |
| CN203012074U (en) | Overhead terminal capable of being installed and maintained conveniently | |
| CN205282971U (en) | High -voltage switch cabinet | |
| CN205724931U (en) | Intelligent photovoltaic electricity generation grid-connecting metering device | |
| CN203596264U (en) | Lightning-protection low-loss voltage-regulating distribution transformer | |
| CN108320988B (en) | 10kV pole-mounted circuit breaker | |
| CN209624761U (en) | Electric energy meter fast powering-up device | |
| CN203037677U (en) | Double-wire input cable clamping device for fault indicator | |
| CN206877822U (en) | A kind of GIS voltage transformers instruction structure | |
| CN208476983U (en) | A kind of intelligent electric meter device | |
| CN205406273U (en) | Combined mutual inductor | |
| CN204188679U (en) | A kind of electric power meter for transformer station | |
| CN201359623Y (en) | DC high-voltage forcipated current measuring device | |
| CN201549844U (en) | Novel metering box | |
| CN205486495U (en) | Based on GPRS intelligent management measurement cabinet | |
| CN204439688U (en) | A kind of ammeter box | |
| CN203456777U (en) | Handcart used for collecting high tension switchgear voltage signals | |
| CN204228766U (en) | Electrical test transfer box |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20160213 |