CN207731800U - A kind of current transformer that can reduce current sound - Google Patents
A kind of current transformer that can reduce current sound Download PDFInfo
- Publication number
- CN207731800U CN207731800U CN201721184877.6U CN201721184877U CN207731800U CN 207731800 U CN207731800 U CN 207731800U CN 201721184877 U CN201721184877 U CN 201721184877U CN 207731800 U CN207731800 U CN 207731800U
- Authority
- CN
- China
- Prior art keywords
- magnetizer
- connecting rod
- skeleton
- insulation sleeve
- current transformer
- 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
- 238000009413 insulation Methods 0.000 claims abstract description 25
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 4
- 229920001342 Bakelite® Polymers 0.000 claims description 3
- 239000004637 bakelite Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Transformers For Measuring Instruments (AREA)
Abstract
The utility model discloses a kind of current transformers that can reduce current sound, including protective cover, skeleton, insulation sleeve and puigging, the inside of the protective cover is respectively arranged with the first magnetizer and the second magnetizer, and first is disposed with head rod and the second connecting rod below magnetizer, the skeleton is between the first magnetizer and the second magnetizer, and conducting wire is provided on the outside of skeleton, the insulation sleeve is located at the outside of conducting wire, it is disposed with third connecting rod and the 4th connecting rod below second magnetizer, the puigging is located at protective cover, first magnetizer, the inner surface of insulation sleeve and the second magnetizer.This can reduce the current transformer of current sound, and puigging is arranged by the inner surface in protective cover, the first magnetizer, insulation sleeve and the second magnetizer, not only reduces noise; current sound is absorbed, also current transformer is protected, work efficiency is high; insulation effect is good, and service life is long.
Description
Technical field
The utility model is related to current transformer technical field, specially a kind of Current Mutual Inductance that can reduce current sound
Device.
Background technology
Primary side high current is converted into secondary side low current to measure by current transformer according to electromagnetic induction principle
Instrument, current transformer are made of the iron core and winding being closed, its first side winding the number of turns is seldom, and string is measured in needs
In the circuit of electric current.
Current transformer is widely used, is broadly divided into Verification of Measuring Current Transformer and protective current transformer, market
Upper existing current transformer can complete its basic function, but still there is deficiencies, for example, for a long time using peace
Full poor performance, easy conductive can be influenced so that application range is narrow, inconvenient to use, for upper during use by current sound
Problem is stated, innovative design is carried out on the basis of original current transformer.
Utility model content
The purpose of this utility model is to provide a kind of current transformers that can reduce current sound, to solve above-mentioned background
It is proposed that long-time usage safety performance is poor in technology, easy conductive can be influenced during use by current sound so that apply model
Enclose narrow, inconvenient problem with use.
To achieve the above object, the utility model provides the following technical solutions：A kind of electric current that can reduce current sound is mutual
The inside of sensor, including protective cover, skeleton, insulation sleeve and puigging, the protective cover is respectively arranged with the first magnetizer and
Two magnetizers, and head rod and the second connecting rod are disposed with below the first magnetizer, the skeleton is located at first
Between magnetizer and the second magnetizer, and conducting wire being provided on the outside of skeleton, the insulation sleeve is located at the outside of conducting wire, and described
Third connecting rod and the 4th connecting rod are disposed with below two magnetizers, the puigging is located at protective cover, the first magnetic conduction
The inner surface of body, insulation sleeve and the second magnetizer.
Preferably, the size shape of the head rod and the second connecting rod is equal, and third connecting rod and the 4th connects
The size shape of extension bar is equal.
Preferably, the skeleton is bakelite material, and is multi-layer flat winding formula structure between conducting wire and skeleton.
Preferably, the insulation sleeve is wrapped in the outside of conducting wire, and is sealed for epoxy resin inductance between insulation sleeve and conducting wire
Dress form.
Preferably, the puigging includes insulating layer, sound absorbing layer and adhered layer, and insulating layer is located at the outside of puigging, is inhaled
Sound-absorbing layer is between insulating layer and adhered layer.
Preferably, the sound absorbing layer is acoustical cotton material, and adhered layer is the aqueous adhesive stickers of JL-8261.
Compared with prior art, the utility model has the beneficial effects that：This can reduce the current transformer of current sound, lead to
Puigging is arranged in the inner surface crossed in protective cover, the first magnetizer, insulation sleeve and the second magnetizer, not only reduces noise, absorbs
Current sound also protects current transformer, makes stability by the adhered layer of the aqueous adhesive sticker materials of JL-8261
It is good, current sound is effectively reduced by the sound absorbing layer of acoustical cotton material, the conducting wire and skeleton of multi-layer flat winding formula structure are set, together
When insulation sleeve and conducting wire between be epoxy resin inductance packing forms so that work efficiency is high for current transformer, service life
It is long.
Description of the drawings
Fig. 1 is the utility model section structural schematic diagram；
Fig. 2 is the utility model overlooking structure diagram；
Fig. 3 is the utility model positive structure diagram；
Fig. 4 is the utility model side structure schematic view；
Fig. 5 is the utility model acoustical layer structure schematic diagram.
In figure：1, protective cover, the 2, first magnetizer, 3, head rod, the 4, second connecting rod, 5, skeleton, 6, conducting wire, 7,
Insulation sleeve, the 8, second magnetizer, 9, third connecting rod, the 10, the 4th connecting rod, 11, puigging, 1101, insulating layer, 1102, inhale
Sound-absorbing layer, 1103, adhered layer.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 5 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of Current Mutual Inductance that can reduce current sound
Device, including protective cover 1, the first magnetizer 2, head rod 3, the second connecting rod 4, skeleton 5, conducting wire 6, insulation sleeve 7, second lead
Magnet 8, third connecting rod 9, the 4th connecting rod 10, puigging 11, insulating layer 1101, sound absorbing layer 1102 and adhered layer 1103 are protected
The inside of shield 1 is respectively arranged with the first magnetizer 2 and the second magnetizer 8, and the lower section of the first magnetizer 2 is disposed with
One connecting rod 3 and the second connecting rod 4, skeleton 5 is between the first magnetizer 2 and the second magnetizer 8, and the outside of skeleton 5 is set
It is equipped with conducting wire 6, skeleton 5 is bakelite material, and is multi-layer flat winding formula structure between conducting wire 6 and skeleton 5, convenient for production, is carried simultaneously
The service efficiency of high current mutual inductor, insulation sleeve 7 are located at the outside of conducting wire 6, and insulation sleeve 7 is wrapped in the outside of conducting wire 6, and insulate
It is epoxy resin inductance packing forms between set 7 and conducting wire 6, conducting wire 6 is preferably protected, extends service life, second
The lower section of magnetizer 8 is disposed with third connecting rod 9 and the 4th connecting rod 10, head rod 3 and the second connecting rod 4 it is big
Small shape is equal, and the size shape of third connecting rod 9 and the 4th connecting rod 10 is equal, is convenient for the connection of current transformer, makes
With more convenient, puigging 11 is located at the inner surface of protective cover 1, the first magnetizer 2, insulation sleeve 7 and the second magnetizer 8, sound insulation
Layer 11 includes insulating layer 1101, sound absorbing layer 1102 and adhered layer 1103, and insulating layer 1101 is located at the outside of puigging 11, sound absorbing layer
1102 between insulating layer 1101 and adhered layer 1103, and puigging 11 reduces noise, is protected to current transformer, sound-absorbing
Layer 1102 is acoustical cotton material, and adhered layer 1103 is the aqueous adhesive stickers of JL-8261, and stickup stability is good, and acoustical cotton is effectively inhaled
Current sound is received.
Operation principle：First by being protected to conducting wire 6 with the insulation sleeve 7 of 6 epoxy resin inductance packing forms of conducting wire
Shield, avoids leaking electricity, reduces danger, pass through the inner surface in protective cover 1, the first magnetizer 2, insulation sleeve 7 and the second magnetizer 8
Puigging 11 is set, which is protected, it is right by the sound absorbing layer 1102 that acoustical cotton material is arranged inside puigging 11
The current sound generated during current transformer use is absorbed, and is made by the adhered layer 1103 of the aqueous adhesive stickers of JL-8261
It is good to obtain stable stability of pasting each other, high safety, by the way that equal-sized 3 and second connecting rod 4 of head rod is arranged,
And equal-sized 9 and the 4th connecting rod 10 of third connecting rod, more convenient to use, 5 He of skeleton of multi-layer flat winding formula structure
The connection type of conducting wire 6 so that current transformer service efficiency is high, more convenient to use, is not described in detail in this specification
Content belong to the prior art well known to professional and technical personnel in the field.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of current transformer that can reduce current sound, including protective cover（1）, skeleton（5）, insulation sleeve（7）And puigging
（11）, it is characterised in that：The protective cover（1）Inside be respectively arranged with the first magnetizer（2）With the second magnetizer（8）, and
First magnetizer（2）Lower section be disposed with head rod（3）With the second connecting rod（4）, the skeleton（5）Positioned at first
Magnetizer（2）With the second magnetizer（8）Between, and skeleton（5）Outside be provided with conducting wire（6）, the insulation sleeve（7）Positioned at leading
Line（6）Outside, second magnetizer（8）Lower section be disposed with third connecting rod（9）With the 4th connecting rod（10）, institute
State puigging（11）Positioned at protective cover（1）, the first magnetizer（2）, insulation sleeve（7）With the second magnetizer（8）Inner surface.
2. a kind of current transformer that can reduce current sound according to claim 1, it is characterised in that：Described first connects
Extension bar（3）With the second connecting rod（4）Size shape it is equal, and third connecting rod（9）With the 4th connecting rod（10）Size shape
Shape is equal.
3. a kind of current transformer that can reduce current sound according to claim 1, it is characterised in that：The skeleton
（5）For bakelite material, and conducting wire（6）With skeleton（5）Between be multi-layer flat winding formula structure.
4. a kind of current transformer that can reduce current sound according to claim 1, it is characterised in that：The insulation sleeve
（7）It is wrapped in conducting wire（6）Outside, and insulation sleeve（7）With conducting wire（6）Between be epoxy resin inductance packing forms.
5. a kind of current transformer that can reduce current sound according to claim 1, it is characterised in that：The puigging
（11）Including insulating layer（1101）, sound absorbing layer（1102）And adhered layer（1103）, insulating layer（1101）Positioned at puigging（11）'s
Outside, sound absorbing layer（1102）Positioned at insulating layer（1101）And adhered layer（1103）Between.
6. a kind of current transformer that can reduce current sound according to claim 5, it is characterised in that：The sound absorbing layer
（1102）For acoustical cotton material, adhered layer（1103）For the aqueous adhesive stickers of JL-8261.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721184877.6U CN207731800U (en) | 2018-05-15 | 2018-05-15 | A kind of current transformer that can reduce current sound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721184877.6U CN207731800U (en) | 2018-05-15 | 2018-05-15 | A kind of current transformer that can reduce current sound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207731800U true CN207731800U (en) | 2018-08-14 |
Family
ID=63090456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721184877.6U Expired - Fee Related CN207731800U (en) | 2018-05-15 | 2018-05-15 | A kind of current transformer that can reduce current sound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207731800U (en) |
-
2018
- 2018-05-15 CN CN201721184877.6U patent/CN207731800U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |