CN209133358U - A kind of self-healing capacitor component of blast protection burning - Google Patents
A kind of self-healing capacitor component of blast protection burning Download PDFInfo
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- CN209133358U CN209133358U CN201822026786.0U CN201822026786U CN209133358U CN 209133358 U CN209133358 U CN 209133358U CN 201822026786 U CN201822026786 U CN 201822026786U CN 209133358 U CN209133358 U CN 209133358U
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Abstract
The utility model patent is related to a kind of self-healing capacitor component of blast protection burning, including component body；It further include temperature fuse；The temperature fuse is connected in series by an electrode of tin welding spot and the component body, is fused when the temperature of the component body electrode reaches setting range and is cut off fault element ontology.The beneficial effect of the utility model patent is: 1. strong applicabilities: the principle of the utility model patent is based on using metal electrode as thermally conductive medium, by the heating temperature for quickly and efficiently detecting element, to which the element of " self-healing failure " is isolated with power grid, therefore applicable all metallization film capacitors；2. high reliablity: the fusible alloy fusing-off temperature error very little in temperature fuse, can within the scope of default temperature quickly, reliably and securely cut off circuit, reach fire prevention, explosion-proof purpose；3. simple for structure: temperature fuse volume very little does not increase the volume of capacitor substantially, compared to currently used pressure protection, without in addition increasing structure.
Description
Technical field
The utility model patent is related to metalized film self healing capacitor manufacturing field, and in particular to a kind of blast protection burning
Self-healing capacitor component.
Background technique
The feature of metallization film capacitor maximum is exactly self-healing, i.e., when puncturing at weakness when film, short circuit current is generated
High temperature in moment by the coat of metal volatilization around breakdown point to disconnecting breakdown channel.When capacitor internal failure, member
Part can generate a succession of breakdown self-healing possibly even can self-healing failure, cause element insulating level decline even short circuit, such as it is too late
When cut off fault element, can shortening capatcitor service life, or even individual accidents such as will appear explosion, kindling.
Utility model patent content
For drawbacks described above present in existing capacitor, the utility model patent provides a kind of self-healing of blast protection burning
Formula capacitor element, for this kind of element in element failure, temperature fuse quickly incudes the temperature change of fault element, reaches
Desired temperature, the fusible alloy fusing of temperature fuse inside cut off fault element, it is possible to prevente effectively from background technique in open circuit
The problem of.
The technical solution that the utility model patent solves above-mentioned technical problem is as follows: a kind of self-healing electricity of blast protection burning
Container component, including component body；It further include temperature fuse；Conduct is respectively equipped in two end faces up and down of the component body
The first gilding layer and the second gilding layer of extraction electrode, the temperature fuse are connected company by tin welding spot with first gilding layer
It connects, is equipped in the inside of the temperature fuse and fuses when the temperature of first gilding layer reaches setting range and cut off in time
The fusible alloy of fault element ontology.
The beneficial effect of the utility model patent is:
1. strong applicability: the principle of the utility model patent is based on using metal electrode as thermally conductive medium, by quickly high
Detect the heating temperature of element to effect, so that the metallization film capacitor element of " self-healing failure " is isolated with power grid, therefore can
To be applicable in all metallization film capacitors, and do not limited by capacitor contour structures；
2. high reliablity: the fusible alloy fusing-off temperature error very little in temperature fuse, it can be in preset temperature range
It is interior quickly, reliably and securely cut off circuit, reach fire prevention, explosion-proof purpose；A) the direct sensing element electrode temperature of device is protected,
Solve traditional protection fault point and test point problem of misalignment；B) control element hottest spot temperature (being no more than material burning point) movement is cut
It removes, solves the problems, such as that traditional capacitor fault point temperature is more than material burning point；C) it is highly reliable heat disconnected technology insulation fault element with
Power supply solves the problems, such as that traditional protection break performance is unreliable；
3. simple for structure: temperature fuse volume very little does not increase the volume of capacitor substantially, common compared at present
Pressure protection, without in addition increase structure.
Based on the above technical solution, the utility model patent can also do following improvement:
Further, the component body includes mandrel, the first metalized film, the second metalized film and peplos；Described
One metallizing film winding is on the mandrel, and second metallizing film winding is on first metalized film, the outsourcing
Film roll forms the component body of cylindrical structure after being around on second metalized film；The peplos is insulating materials.
The beneficial effects of adopting the above-mentioned further technical scheme are as follows: it is insulated using peplos without in addition increasing insulation
Component.
Further, the temperature fuse includes first lead, tube body, fluxing disconnected agent and the second lead；The tube body is in
The outside of the component body is equipped at the both ends of the tube body by the sealing resin of its inner sealing；The first lead
One end is connected in series by the tin welding spot and first gilding layer, and the other end enters described from the end of the tube body
The inside of tube body；One end of second lead enters the tube body far from one end of the first lead from the tube body
Inside, the other end extend along the axial direction towards second gilding layer of the component body；At the fusible alloy
In what is connected in the tube body and by the first lead and second lead, the fluxing disconnected agent is filled in the pipe
The periphery of the internal and corresponding fusible alloy.
Further, the tin welding spot is at the position on first gilding layer and close to periphery, the first lead
One end by the tin welding spot and first gilding layer using tin-lead solder welding；The tube body is in the component body
Outside and close to first gilding layer position at.
Beneficial effect using above-mentioned further scheme is: welding position i.e. soldering promise temperature fuse melt most low coverage
Temperature change from interior induction component body.
Detailed description of the invention
Fig. 1 is the utility model patent overall structure diagram；
Fig. 2 is the structural schematic diagram of component body；
Fig. 3 is the structural representation of temperature fuse.
In attached drawing, parts list represented by the reference numerals are as follows:
1, component body, 2, temperature fuse, 3, tin welding spot, 4, mandrel, the 5, first gilding layer, the 6, first metalized film, 7,
Second metalized film, 8, peplos, 9, first lead, 10, porcelain tube, 11, fusible alloy, 12, fluxing agent, 13, sealing resin,
14, the second lead, the 15, second gilding layer.
Specific embodiment
It is described below in conjunction with principle and feature of the attached drawing to the utility model patent, example is served only for explaining this
Utility model patent is not intended to limit the range of the utility model patent.
As shown in Figure 1, a kind of self-healing capacitor component of blast protection burning, including component body 1.It is characterized in that,
It further include temperature fuse 2.The first gilding layer as extraction electrode is respectively equipped in two end faces up and down of the component body 1
5 and second gilding layer 15, the temperature fuse 2 is connected in series by tin welding spot 3 and first gilding layer 5, in the temperature
The inside of fuse 2, which is equipped with when the temperature of first gilding layer 5 reaches setting range, to fuse and cuts off fault element sheet in time
The fusible alloy 11 of body.
As shown in Fig. 2, the component body 1 includes mandrel 4, the first metalized film 6, the second metalized film 7 and peplos
8.First metalized film 6 is wound on the mandrel 4, and second metalized film 7 is wound in first metalized film 6
On, the peplos 8 forms the component body 1 of cylindrical structure after being wound on second metalized film 7.The peplos 8
For insulating materials.The component body 1 includes mandrel 4, the first metalized film 6, the second metalized film 7, the spray of peplos 8, first
Layer gold 5 and the second gilding layer 15.
As shown in figure 3, the temperature fuse 2 includes first lead 9, tube body 10, fluxing disconnected agent 12 and the second lead 14.Institute
The outside that tube body 10 is in the component body 1 is stated, is equipped at the both ends of the tube body 10 by the sealing resin of its inner sealing
13.One end of the first lead 9 is connected in series by the tin welding spot 3 and first gilding layer 5, and the other end is from described
The end of tube body 10 enters the inside of the tube body 10.One end of second lead 14 is from the tube body 10 far from described
One end of one lead 9 enters the inside of the tube body 10, and the other end is along the axial towards described second of the component body 1
The direction of gilding layer 15 extends.Second lead 14 by be directed toward the second gilding layer 15 direction arrangement, and with the first gilding layer 5
Enough insulation distances are kept with first lead 9, guarantee the insulation performance of temperature fuse fracture.The fusible alloy 11 is in institute
It states and in tube body 10 and connects the first lead 9 and second lead 14, the fluxing disconnected agent 12 is filled in institute
State in tube body 10 and correspond to the periphery of the fusible alloy 11.The tin welding spot 3 is on first gilding layer 5 and close to outer
At the position in week, one end of the first lead 9 is welded with first gilding layer 5 using tin-lead solder by the tin welding spot 3
It connects.The tube body 10 is in the outside of the component body 1 and at the position of first gilding layer 5.
2 melt of temperature fuse abuts the side of component body 1, exhausted without in addition increasing using the insulation performance of peplos 8
Edge part.One end of the first lead 9 of temperature fuse 2 and the first gilding layer 5 of component body 1 are welded using tin-lead solder, weldering
The position for connecing i.e. tin welding spot 3 guarantees that temperature fuse melts the temperature change of induction component body 1 in 2 minimum distances.When component body 1
Puncture continuous rapidly self-healing to cause to generate heat, temperature fuse 2 can quick sensing element ontology 1 temperature change, when component body 1
When temperature reaches setting range, the fusible alloy 11 inside temperature fuse 2, which fuses, to be disconnected, and is cut off fault element in time, is not influenced
Other elements of same capacitor continue to run.
The foregoing is merely the preferred embodiments of the utility model patent, are not intended to limit the utility model patent, all
Within the spirit and principle of the utility model patent, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of utility model patent.
Claims (4)
1. a kind of self-healing capacitor component of blast protection burning, including component body (1)；It is characterized in that, further including temperature
Fuse (2)；Two end faces up and down of the component body (1) be respectively equipped with as extraction electrode the first gilding layer (5) and
Second gilding layer (15), the temperature fuse (2) is connected in series by tin welding spot (3) and first gilding layer (5), described
The inside of temperature fuse (2), which is equipped with when the temperature of first gilding layer (5) reaches setting range, to fuse and cuts off event in time
Hinder the fusible alloy (11) of component body.
2. the self-healing capacitor component of blast protection burning according to claim 1, which is characterized in that the component body
It (1) include mandrel (4), the first metalized film (6), the second metalized film (7) and peplos (8)；First metalized film (6)
It is wound on the mandrel (4), second metalized film (7) is wound on first metalized film (6), the peplos
(8) component body (1) of cylindrical structure is formed after being wound on second metalized film (7)；The peplos (8) is insulation
Material.
3. the self-healing capacitor component of blast protection burning according to claim 2, which is characterized in that the temperature fuse
It (2) include first lead (9), tube body (10), fluxing disconnected agent (12) and the second lead (14)；The tube body (10) is in the member
The outside of part ontology (1) is equipped at the both ends of the tube body (10) by the sealing resin (13) of its inner sealing；Described first draws
One end of line (9) is connected in series by the tin welding spot (3) and first gilding layer (5), and the other end is from the tube body
(10) end enters the inside of the tube body (10)；One end of second lead (14) is from the tube body (10) far from institute
The one end for stating first lead (9) enters the inside of the tube body (10), the other end along the component body (1) axial direction
Extend towards the direction of second gilding layer (15)；The fusible alloy (11) is in the tube body (10) and by described first
What lead (9) and second lead (14) connected, the fluxing disconnected agent (12) is filled in the tube body (10) and right
Answer the periphery of the fusible alloy (11).
4. the self-healing capacitor component of blast protection burning according to claim 3, which is characterized in that the tin welding spot
(3) at the position on first gilding layer (5) and close to periphery, one end of the first lead (9) passes through the tin
Solder joint (3) and first gilding layer (5) are welded using tin-lead solder；The tube body (10) is in the component body (1)
At outside and the position of close first gilding layer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822026786.0U CN209133358U (en) | 2018-12-04 | 2018-12-04 | A kind of self-healing capacitor component of blast protection burning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822026786.0U CN209133358U (en) | 2018-12-04 | 2018-12-04 | A kind of self-healing capacitor component of blast protection burning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209133358U true CN209133358U (en) | 2019-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822026786.0U Active CN209133358U (en) | 2018-12-04 | 2018-12-04 | A kind of self-healing capacitor component of blast protection burning |
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| Country | Link |
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| CN (1) | CN209133358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494080A (en) * | 2018-12-04 | 2019-03-19 | 桂林电力电容器有限责任公司 | A kind of self-healing capacitor component of blast protection burning |
-
2018
- 2018-12-04 CN CN201822026786.0U patent/CN209133358U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494080A (en) * | 2018-12-04 | 2019-03-19 | 桂林电力电容器有限责任公司 | A kind of self-healing capacitor component of blast protection burning |
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