CN208225696U - Anti-electricity-theft combined transformer - Google Patents
Anti-electricity-theft combined transformer Download PDFInfo
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- CN208225696U CN208225696U CN201820749154.4U CN201820749154U CN208225696U CN 208225696 U CN208225696 U CN 208225696U CN 201820749154 U CN201820749154 U CN 201820749154U CN 208225696 U CN208225696 U CN 208225696U
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- epoxy resin
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Abstract
The utility model relates to a kind of Anti-electricity-theft combined transformers, including epoxy resin poured body, potential winding component, current coil component, support component, potential winding component includes two voltage iron cores, two potential windings, current coil component includes two current ferric cores, two current coils, potential winding component, current coil component, support component is integral by poured with epoxy resin and constitutes the epoxy resin poured body, the bottom of epoxy resin poured body is provided with connecting groove, multiple copper inserts are provided in connecting groove, current coil, potential winding passes through BVR flexible cord respectively and is electrically connected with each copper insert, and each copper insert is connected on one end of cable, and connecting groove is filled with epoxy resin sealant, the other end of cable is provided with the cable connector being exposed at outside epoxy resin sealant.The utility model has the advantages that structure is simple, stable and reliable for performance, wiring is convenient, easy to use, anti-electricity-theft.
Description
Technical field
The utility model relates to transformer technical fields, and in particular to a kind of Anti-electricity-theft combined transformer.
Background technique
Currently, cast-type combination transformer is the electrical energy measurement on electrical grid transmission route, and play Current Voltage survey
The effect of amount and monitoring.The unreasonable structural design of existing combination transformer, it is disconnected that the side of combination transformer is provided with vacuum
Road device, the side of mutual inductor body is arranged in the connecting terminal of the combination transformer, in wiring, the wiring of the combination transformer
Space is smaller, and terminal block is inconvenient victory, and the connecting terminal of the combination transformer is exposed, does not have anti-stealing electricity function,
And the defect of the combination transformer there is also wiring victory inconvenient, inconvenient for use.
Summary of the invention
The purpose of the utility model is to overcome the defect of the prior art, provide a kind of structure it is simple, it is stable and reliable for performance,
Convenient, the easy to use Anti-electricity-theft combined transformer of wiring.
To achieve the above object, the utility model use a kind of Anti-electricity-theft combined transformer, including epoxy resin poured body,
Potential winding component, current coil component, the support component being arranged between potential winding component and current coil component, it is described
Potential winding component include two voltage iron cores, two potential windings being separately positioned on each voltage iron core, the electricity
Streamline coil assembly includes two current ferric cores, two current coils being separately positioned on each current ferric core, the pressure-wire
Coil assembly, current coil component, support component are integral by poured with epoxy resin and constitute the epoxy resin poured body,
The bottom of the epoxy resin poured body is provided with connecting groove, and multiple copper inserts are provided in the connecting groove, described
Current coil, potential winding pass through BVR flexible cord respectively and are electrically connected with each copper insert, and each copper insert is connected to the one of cable
On end, and connecting groove is filled with epoxy resin sealant, and the other end of cable is provided with the electricity being exposed at outside epoxy resin sealant
Cable joint.
The beneficial effect of above structure is: the bottom of epoxy resin poured body is arranged in connecting groove by the combination transformer,
The copper insert for wiring is provided in connecting groove, copper insert is sealed by epoxy resin sealant and drawn by cable, can
Effectively prevent stealing, be provided with cable connector on cable, be convenient for terminal block, thus the combination transformer have structure it is simple,
Advantage stable and reliable for performance, wiring is convenient, easy to use.
Particularly, the support component includes the first clamping plate being arranged on the lower end surface of two voltage iron cores, setting
Second clamping plate on the upper surface of two voltage iron cores, the third clamping plate positioned at the surface of second clamping plate, described second
There are two support adjusting screw rod, corresponding two current coils punishment on the third clamping plate for connection between clamping plate and third clamping plate
It is not provided with a supporting element, the arc clamping part contradicted on current coil periphery wall is respectively arranged on each supporting element.It should
The support component of combination transformer uses double layer support structure, and current coil can be poured position by second clamping plate, third clamping plate
Fixation is set, ensure that the insulation spacing between current coil and potential winding, and two adjustable electricity of support adjusting screw rod
Streamline circle and potential winding spacing, in casting epoxy resin, poured with epoxy resin material can be completely into arriving current coil, electricity
Pressure coil inside avoids epoxy resin layer thickness unevenness and causes to ensure that the thickness of the epoxy resin layer of casting is uniform
Cracking also improve the dielectric strength of epoxy resin poured body to improve the yield rate of the manufacture of the combination transformer,
To which the partial discharge quantity of the combination transformer can be up to state standards, prolong the service life of entire combination transformer significantly
It is long.
Detailed description of the invention
Fig. 1 is the utility model embodiment internal structure chart.
Fig. 2 is the assembly structure diagram of the utility model second clamping plate and third clamping plate.
Specific embodiment
As shown in Figure 1, 2, the utility model embodiment is kind of an Anti-electricity-theft combined transformer, including epoxy resin poured body
10, potential winding component 20, current coil component 30, the branch being arranged between potential winding component 20 and current coil component 30
Support component 40, the potential winding component 20 include two voltage iron cores 21, two be separately positioned on each voltage iron core 21
A potential winding 22, the current coil component 30 include two current ferric cores, two be separately positioned on each current ferric core
A current coil 31, the potential winding component 20, current coil component 30, support component 40 by poured with epoxy resin at
Epoxy resin poured body 10 described in one and composition, the bottom of the epoxy resin poured body 10 are provided with connecting groove 11,
Multiple copper inserts 12 are provided in the connecting groove 11, the current coil 31, potential winding 22 pass through BVR flexible cord respectively
13 are electrically connected with each copper insert 12, and each copper insert 12 is connected on one end of cable 14, and connecting groove 11 is filled with ring
Oxygen sealing layer of resin 15, the other end of cable 14 are provided with the cable connector 16 being exposed at outside epoxy resin sealant 15.Described
Support component 40 includes the first clamping plate 41 being arranged on the lower end surface of two voltage iron cores 21, is arranged in two voltage iron cores 21
Upper surface on second clamping plate 42, the third clamping plate 43 positioned at the surface of second clamping plate 42, the second clamping plate 42 with
Connection is there are two adjusting screw rod 44 is supported between third clamping plate, and corresponding two current coils 31 are punished on the third clamping plate 43
It is not provided with a supporting element 45, the arc clamping contradicted on 31 periphery wall of current coil is respectively arranged on each supporting element 45
Portion 451.The support component of the combination transformer uses double layer support structure, and second clamping plate, third clamping plate can be by current lines
Circle pouring position is fixed, and ensure that the insulation spacing between current coil and potential winding, and two support adjusting screw rods can
To adjust current coil and potential winding spacing, in casting epoxy resin, poured with epoxy resin material can be electric completely into arriving
Inside streamline circle, potential winding, to ensure that the thickness of the epoxy resin layer of casting is uniform, epoxy resin layer thickness are avoided
It cracks caused by unevenness, to improve the yield rate of the manufacture of the combination transformer, also improves epoxy resin poured body
Dielectric strength makes the use of entire combination transformer so that the partial discharge quantity of the combination transformer can be up to state standards
Service life greatly prolongs.
The bottom of epoxy resin poured body is arranged in connecting groove by the combination transformer, is provided in connecting groove for wiring
Copper insert, copper insert sealed by epoxy resin sealant and drawn by cable, can effectively prevent stealing, be arranged on cable
There is cable connector, be convenient for terminal block, structure is simple, stable and reliable for performance, wiring is convenient, makes so that the combination transformer has
With convenient advantage.
Claims (2)
1. a kind of Anti-electricity-theft combined transformer, it is characterised in that: the combination transformer includes epoxy resin poured body, potential winding
Component, current coil component, the support component being arranged between potential winding component and current coil component, the pressure-wire
Coil assembly includes two voltage iron cores, two potential windings being separately positioned on each voltage iron core, the current coil group
Part includes two current ferric cores, two current coils being separately positioned on each current ferric core, the potential winding component, electricity
Streamline coil assembly, support component is integral by poured with epoxy resin and constitutes the epoxy resin poured body, the ring
The bottom of oxygen resin-cast body is provided with connecting groove, is provided with multiple copper inserts in the connecting groove, the current coil,
Potential winding passes through BVR flexible cord respectively and is electrically connected with each copper insert, and each copper insert is connected on one end of cable, and is connect
Wire casing is filled with epoxy resin sealant, and the other end of cable is provided with the cable connector being exposed at outside epoxy resin sealant.
2. Anti-electricity-theft combined transformer according to claim 1, it is characterised in that: the support component includes that setting exists
First clamping plate on the lower end surface of two voltage iron cores, is located at the second clamping plate being arranged on the upper surface of two voltage iron cores
The third clamping plate of the surface of second clamping plate, there are two supports to adjust spiral shell for connection between the second clamping plate and third clamping plate
Bar is respectively arranged with a supporting element at corresponding two current coils on the third clamping plate, is respectively set on each supporting element
There is the arc clamping part contradicted on current coil periphery wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749154.4U CN208225696U (en) | 2018-05-18 | 2018-05-18 | Anti-electricity-theft combined transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749154.4U CN208225696U (en) | 2018-05-18 | 2018-05-18 | Anti-electricity-theft combined transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208225696U true CN208225696U (en) | 2018-12-11 |
Family
ID=64508836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820749154.4U Active CN208225696U (en) | 2018-05-18 | 2018-05-18 | Anti-electricity-theft combined transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208225696U (en) |
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2018
- 2018-05-18 CN CN201820749154.4U patent/CN208225696U/en active Active
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