CN206401182U - A kind of ac motor electric capacity - Google Patents
A kind of ac motor electric capacity Download PDFInfo
- Publication number
- CN206401182U CN206401182U CN201720038077.7U CN201720038077U CN206401182U CN 206401182 U CN206401182 U CN 206401182U CN 201720038077 U CN201720038077 U CN 201720038077U CN 206401182 U CN206401182 U CN 206401182U
- Authority
- CN
- China
- Prior art keywords
- conduction region
- electric capacity
- dielectric film
- film
- motor electric
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- 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
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Abstract
The utility model provides and wheat drawing adhesive tape is enclosed with the outside of a kind of ac motor electric capacity, including electric capacity core, electric capacity core, and the electrode at electric capacity core two ends and wheat are provided with epoxy resin between drawing adhesive tape；Electrode connects CP lines, and CP lines extend to outside after passing through epoxy resin；Electric capacity core is identical and the first metalized film and the second metalized film of reverse interleaved setting are rolled and formed by two structures, metalized film includes dielectric film, the lower edge of dielectric film is provided with the first conduction region, the upper end of first conduction region is provided with the second conduction region, second conduction region upper end is provided with the 3rd conduction region, and the first gap is provided between the 3rd conduction region and the upper end-face edge of dielectric film；Metal coating is coated with first conduction region, the second conduction region and the 3rd conduction region, each second conduction region is connected by a fuse with the first conduction region.The utility model ac motor electric capacity, simple in construction, compact, small volume, manufacturing cost is low, and safety coefficient is high, and good operating stability, service life is long.
Description
Technical field
The utility model is related to a kind of capacitor, more particularly to a kind of ac motor electric capacity.
Background technology
Capacitor, generally referred to as its ability for accommodating electric charge is electric capacity, is represented with letter C.Define 1：Capacitor, Gu Mingsi
Justice, is ' container of dress electricity ', is a kind of device for accommodating electric charge.English name：capacitor.During capacitor is electronic equipment
One of electronic component largely used, is widely used in the separated by direct communication in circuit, couples, and bypasses, filtering, resonant tank, energy
Amount conversion, in terms of control.Define 2：Capacitor, any two is insulated from each other and the conductor (including wire) that is spaced closely together between all
Constitute a capacitor.With making rapid progress for electronic information technology, the update speed of digital electronic goods is more and more faster,
Consumer electronics product volume of production and marketing based on the products such as flat panel TV (LCD and PDP), notebook computer, digital camera continues
Increase, driven capacitor industry to increase.The capacitor volume of small-sized alternating current generator at this stage is big, manufacturing cost is high, and peace
Overall coefficient is low, and service life is short.
Utility model content
【1】The technical problem to be solved
The technical problems to be solved in the utility model is to provide a kind of low simple in construction, manufacturing cost, small volume, safety system
The ac motor electric capacity of number height and service life length.
【2】The technical scheme solved the problems, such as
The utility model provides a kind of ac motor electric capacity, including electric capacity core 4, and the outside of electric capacity core 4 is wrapped up
There is wheat to draw adhesive tape 1, the electrode at the two ends of electric capacity core 4 and the wheat to be provided with filled cavity, the filling between drawing the inwall of adhesive tape 1
Intracavitary is provided with epoxy resin 3；Electrode described in two connects CP lines 2 respectively, and the CP lines 2 are extended to after passing through the epoxy resin 3
It is outside；The electric capacity core 4 is identical and the first metalized film and the second metalized film of reverse interleaved setting are rolled by two structures
Form, first metalized film or the second metalized film include dielectric film 41, the lower edge of the dielectric film 41 is provided with the
One conduction region 42, the length direction of first conduction region 42 is parallel to the length direction of the dielectric film 41, and described first leads
The upper end in electric area 42 is provided with the second conduction region 44, and length direction of second conduction region 44 along the dielectric film 41 is uniform
Distribution, the upper end of second conduction region 44 is provided with the 3rd conduction region 47, and the 3rd conduction region 47 and the dielectric film
The first gap 46 is provided between upper end-face edge；On first conduction region 42, second conduction region 44 and the 3rd conduction region 47
Metal coating is coated with, and each second conduction region 44 is connected by a fuse 43 with first conduction region 42.
Further, second conduction region 44 is rectangular configuration.
Further, the 3rd conduction region 47 is network structure.
Further, the second gap 45 is provided between the second conduction region 44 described in adjacent two and second gap 45 is big
1/40 in the width equal to second conduction region and 1/10 of the width less than or equal to second conduction region.
Further, first gap 46 is more than or equal to the 1/30 of the dielectric film width and less than or equal to the insulation
The 1/15 of the width of film.
Further, the dielectric film is polypropylene film.
【3】Beneficial effect
The utility model ac motor electric capacity, simple in construction, compact, small volume, manufacturing cost is low, and safety coefficient is high,
Good operating stability, service life is long.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model ac motor electric capacity；
Fig. 2 is the structural representation of the utility model ac motor electric capacity single metal film；
Fig. 3 is the placement figure of the utility model ac motor capacitor insulating film.
Embodiment
Below in conjunction with the accompanying drawings, the utility model embodiment is discussed in detail.
Refering to Fig. 1 to Fig. 3, the utility model provides a kind of ac motor electric capacity, and it includes electric capacity core 4, in electric capacity
The outside of core 4 draws adhesive tape 1 to encapsulate by wheat, provided with filling between the electrode at the two ends of electric capacity core 4 and the wheat drawing inwall of adhesive tape 1
Chamber, is filled with epoxy resin 3 in filled cavity, eliminates shell encapsulation, and smaller volume reduces cost；4 liang of electric capacity core
The electrode at end is connected to CP lines 2, and CP lines 2 extend to outside after being each passed through epoxy resin 3；Electric capacity core 4 is by two structures
The first metalized film and the second metalized film of identical and reverse interleaved setting are rolled and formed, the first metalized film and the second metal
It is 180 degree (rotating 180 degree along the normal direction of metalized film), i.e., the hard contact of one metalized film to change the angle between film
(i.e. the first conduction region) up, the hard contact (i.e. the first conduction region) of another metalized film is in lower section, and both metals are applied
Layer is towards identical；It is staggered, i.e. edge is misaligned in the direction of the width with the second metalized film for the first metalized film, it is mutually wrong
Open, one end with hard contact (i.e. the first conduction region) is protruded, the metal coated beneficial to electric capacity core two ends for connecing wire is applied
Material；First metalized film or the second metalized film are included in dielectric film 41, the present embodiment, and the dielectric film 41 is polypropylene film,
The first conduction region 42, the length of the length direction of the first conduction region 42 parallel to dielectric film 41 are provided with the lower edge of dielectric film 41
Direction is spent, the upper end of the first conduction region 42 is provided with the second conduction region 44, and length of second conduction region 44 along dielectric film 41
Direction is uniformly distributed, and the second conduction region 44 is rectangular configuration in the present embodiment；Led in the upper end of the second conduction region 44 provided with the 3rd
The 3rd conduction region 47 is network structure in electric area 47, the present embodiment, is set between the 3rd conduction region 47 and the upper end-face edge of dielectric film
There is the first gap 46 in the first gap 46, the present embodiment to be more than or equal to the 1/30 of dielectric film width and less than or equal to the width of dielectric film
The 1/15 of degree；Metal coating, and each second are coated with first conduction region 42, the second conduction region 44 and the 3rd conduction region 47
Conduction region 44 is connected by a fuse 43 with the first conduction region 42；In the present embodiment, set between adjacent two second conduction region 44
There are the second gap 45 and the second gap 45 to be more than or equal to the 1/40 of the width of the second conduction region and less than or equal to the second conduction region
Width 1/10.
The utility model ac motor electric capacity, simple in construction, compact, small volume, manufacturing cost is low, and safety coefficient is high,
Good operating stability, service life is long.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model technical principle is not departed from, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as protection domain of the present utility model.
Claims (6)
1. a kind of ac motor electric capacity, it is characterised in that：Including electric capacity core (4), it is enclosed with the outside of the electric capacity core (4)
Wheat draws adhesive tape (1), the electrode at electric capacity core (4) two ends and the wheat to be provided with filled cavity between drawing adhesive tape (1) inwall, described
Epoxy resin (3) is provided with filled cavity；Electrode described in two connects CP lines (2) respectively, and the CP lines (2) pass through the epoxy resin
(3) outside is extended to after；The electric capacity core (4) is by two structures are identical and the first metalized film and second of reverse interleaved setting
Metalized film, which is rolled, to be formed, and first metalized film or the second metalized film include dielectric film (41), the dielectric film (41)
Lower edge be provided with the first conduction region (42), the length direction of first conduction region (42) is parallel to the dielectric film (41)
Length direction, the upper end of first conduction region (42) is provided with the second conduction region (44), and second conduction region (44) edge
The length direction for the dielectric film (41) is uniformly distributed, and the upper end of second conduction region (44) is provided with the 3rd conduction region
(47) the first gap (46), and between the 3rd conduction region (47) and the upper end-face edge of the dielectric film are provided with；First is conductive
It is coated with metal coating in area (42), second conduction region (44) and the 3rd conduction region (47), and each described the
Two conduction regions (44) are connected by a fuse (43) with first conduction region (42).
2. ac motor electric capacity as claimed in claim 1, it is characterised in that：Second conduction region (44) is rectangle knot
Structure.
3. ac motor electric capacity as claimed in claim 1, it is characterised in that：3rd conduction region (47) is netted knot
Structure.
4. ac motor electric capacity as claimed in claim 1, it is characterised in that：Between second conduction region (44) described in adjacent two
Be more than or equal to provided with the second gap (45) and second gap (45) width of second conduction region 1/40 and less than etc.
In the 1/10 of the width of second conduction region.
5. ac motor electric capacity as claimed in claim 1, it is characterised in that：First gap (46) is more than or equal to described
The 1/30 of dielectric film width and 1/15 of the width less than or equal to the dielectric film.
6. ac motor electric capacity as claimed in claim 1, it is characterised in that：The dielectric film is polypropylene film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720038077.7U CN206401182U (en) | 2017-01-12 | 2017-01-12 | A kind of ac motor electric capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720038077.7U CN206401182U (en) | 2017-01-12 | 2017-01-12 | A kind of ac motor electric capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206401182U true CN206401182U (en) | 2017-08-11 |
Family
ID=59513814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720038077.7U Expired - Fee Related CN206401182U (en) | 2017-01-12 | 2017-01-12 | A kind of ac motor electric capacity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206401182U (en) |
-
2017
- 2017-01-12 CN CN201720038077.7U patent/CN206401182U/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: 20170811 Termination date: 20200112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |