CN211654583U

CN211654583U - High thermal stability metal film capacitor

Info

Publication number: CN211654583U
Application number: CN202020633686.9U
Authority: CN
Inventors: 胡胜群; 朱小红; 陈韩娟
Original assignee: Foshan Shunde Shuke Electronics Co ltd
Current assignee: Foshan Shunde Shuke Electronics Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-10-09
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses a high thermal stability metal film capacitor, including capacitor body, the equal fixedly connected with pin in both sides of capacitor body bottom, the inboard of pin is scribbled and is equipped with the insulating layer, the insulating layer is scribbled in capacitor body's the outside and is equipped with the insulating layer, the insulating layer includes aerogel dope layer, alkyd dope layer and compound silicate dope layer, the insulating layer includes epoxy dope layer and ceramic dope layer, epoxy dope layer is located ceramic dope layer's left side. The utility model discloses a capacitor body, pin, insulating layer, epoxy coating layer, ceramic coating layer, insulating layer, aerogel coating layer, alkyd coating layer and compound silicate coating layer's cooperation is used, has reached thermal-insulated effectual advantage, and it is not good to have solved current metal film capacitor heat-insulating effect when using, and inside the heat of often outside got into the condenser easily, the condenser damaged easily like this to take place danger, consequently the problem that people used not convenient for.

Description

High thermal stability metal film capacitor

Technical Field

The utility model relates to a condenser technical field specifically is high thermal stability metal film capacitor.

Background

The capacitor plays an important role in circuits such as tuning, bypass, coupling, filtering and the like, the tuning circuit of a transistor radio needs to be used, the coupling circuit of a color television, the bypass circuit and the like also need to be used, along with the change of electronic information technology, the updating speed of digital electronic products is faster and faster, so that the capacitor is particularly and rapidly used, but the existing metal film capacitor has poor heat insulation effect when in use, and external heat is easy to enter the capacitor, so that the capacitor is easy to damage, so that danger is caused, and the capacitor is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high thermostability metal film capacitor possesses thermal-insulated effectual advantage, and it is not good to have solved current metal film capacitor thermal-insulated effect when using, and inside often outside heat got into the condenser easily, the condenser damaged easily like this to take place danger, the problem of consequently not being convenient for people to use.

(II) technical scheme

For realizing the above-mentioned effectual purpose of thermal-insulated, the utility model provides a following technical scheme: high thermal stability metal film capacitor, including capacitor body, the equal fixedly connected with pin in both sides of capacitor body bottom, the insulating layer is scribbled to the inboard of pin, the insulating layer is scribbled in capacitor body's the outside, the insulating layer includes aerogel dope layer, alkyd dope layer and compound silicate dope layer.

Preferably, the insulating layer includes epoxy coating layer and ceramic coating layer, the epoxy coating layer is located the left side of ceramic coating layer.

Preferably, the thickness of the epoxy coating layer is 0.1 mm-0.2 mm, and the thickness of the ceramic coating layer is 0.15 mm-0.3 mm.

Preferably, the aerogel coating layer is located the left side of alkyd coating layer, the alkyd coating layer is located the left side of compound silicate coating layer.

Preferably, the thickness of the aerogel coating layer is 0.1-0.25 mm, the thickness of the alkyd coating layer is 0.12-0.3 mm, and the thickness of the composite silicate coating layer is 0.15-0.32 mm.

(III) advantageous effects

Compared with the prior art, the utility model provides a high thermal stability metal film capacitor possesses following beneficial effect:

1. the utility model discloses a capacitor body, pin, insulating layer, epoxy coating layer, ceramic coating layer, insulating layer, aerogel coating layer, alkyd coating layer and compound silicate coating layer's cooperation is used, has reached thermal-insulated effectual advantage, and it is not good to have solved current metal film capacitor heat-insulating effect when using, and inside the heat of often outside got into the condenser easily, the condenser damaged easily like this to take place danger, consequently the problem that people used not convenient for.

2. The utility model discloses an epoxy dope layer, epoxy dope layer have chemical resistance, heat-resisting and electrical insulation can be good, have fine chemical stability and electrical stability.

3. The utility model discloses a ceramic coating layer, ceramic coating layer have toughness good, acid and alkali-resistance, corruption, wearability, anticorrosive, wearability are strong and long service life.

4. The utility model discloses an aerogel dope layer, aerogel dope layer have thermal-insulated, high temperature resistant, explosion-proof, fall the sound and fall and make an uproar.

5. The utility model discloses an alkyd coating layer, alkyd coating layer have water proofness, heat resistance, have good toughness and adhesive force, have better atmospheric resistance and gloss retention moreover.

6. The utility model discloses a compound silicate coating layer, compound silicate coating layer have good inhale sound, high temperature resistant, water-fast, resistant freeze performance, the shrinkage factor is low, anti-crack and anti-seismic performance good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the capacitor body structure of the present invention;

fig. 3 is a cross-sectional view of the insulating layer structure of the present invention;

fig. 4 is a sectional view of the thermal insulation layer structure of the present invention.

In the figure: 1. a capacitor body; 2. a pin; 3. an insulating layer; 301. an epoxy coating layer; 302. a ceramic coating layer; 4. a thermal insulation layer; 401. an aerogel coating layer; 402. an alkyd coating layer; 403. and compounding a silicate coating layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a capacitor body 1, pin 2, insulating layer 3, epoxy coating layer 301, ceramic coating layer 302, insulating layer 4, aerogel coating layer 401, alkyd coating layer 402 and compound silicate coating layer 403 part are the parts that universal standard spare or field technician know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1 to 4, a high thermal stability metal film capacitor includes a capacitor body 1, pins 2 are fixedly connected to both sides of the bottom of the capacitor body 1, an insulating layer 3 is coated on the inner sides of the pins 2, the insulating layer 3 includes an epoxy coating layer 301 and a ceramic coating layer 302, the epoxy coating layer 301 is located on the left side of the ceramic coating layer 302, the epoxy coating layer 301 has a thickness of 0.1mm to 0.2mm, the ceramic coating layer 302 has a thickness of 0.15mm to 0.3mm, the epoxy coating layer 301 has chemical resistance, good heat resistance and electrical insulation performance, good chemical stability and electrical stability, the ceramic coating layer 302 has good toughness, acid and alkali resistance, corrosion resistance, wear resistance, corrosion resistance, wear resistance, strong wear resistance and long service life, a thermal insulation layer 4 is coated on the outer side of the capacitor body 1, and the thermal insulation layer 4 includes an aerogel coating layer 401, The alkyd coating 402 and the composite silicate coating 403, the aerogel coating 401 is located on the left side of the alkyd coating 402, the alkyd coating 402 is located on the left side of the composite silicate coating 403, the aerogel coating 401 is 0.1-0.25 mm thick, the alkyd coating 402 is 0.12-0.3 mm thick, the composite silicate coating 403 is 0.15-0.32 mm thick, the aerogel coating 401 has heat insulation, high temperature resistance, explosion resistance, noise reduction and noise reduction, the alkyd coating 402 has water resistance, heat resistance, good toughness and adhesion, good atmospheric resistance and light retention through the aerogel coating 401, and the composite silicate coating 403 has excellent sound absorption, high temperature resistance, water resistance, freezing resistance, low shrinkage, crack resistance and good anti-seismic performance through the composite silicate coating 403.

When in use, the outer side of the capacitor body 1 is coated with the heat insulation layer 4, the heat insulation layer 4 comprises an aerogel coating layer 401, an alkyd coating layer 402 and a compound silicate coating layer 403, the aerogel coating layer 401 is positioned at the left side of the alkyd coating layer 402, the alkyd coating layer 402 is positioned at the left side of the compound silicate coating layer 403, the aerogel coating layer 401 is provided with heat insulation, high temperature resistance, explosion resistance, noise reduction and noise reduction, the alkyd coating layer 402 is provided with water resistance, heat resistance, good toughness and adhesive force, good atmospheric resistance and light retention, the compound silicate coating layer 403 is provided with good sound absorption, high temperature resistance, water resistance, freezing resistance, low shrinkage rate, good crack resistance and good shock resistance, the advantages of good heat insulation effect are achieved through the matching of the structures, and the problem that the heat insulation effect of the existing metal film capacitor is poor in use is solved, the capacitor is easily damaged to cause danger, thereby being inconvenient for people to use.

While embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that various modifications and changes can be made in the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. High thermal stability metal film capacitor, including capacitor body (1), its characterized in that: the capacitor comprises a capacitor body (1), wherein pins (2) are fixedly connected to two sides of the bottom of the capacitor body (1), an insulating layer (3) is coated on the inner side of each pin (2), a heat insulating layer (4) is coated on the outer side of the capacitor body (1), and each heat insulating layer (4) comprises an aerogel coating layer (401), an alkyd coating layer (402) and a composite silicate coating layer (403).

2. A high thermal stability metal film capacitor in accordance with claim 1, wherein: the insulating layer (3) comprises an epoxy coating layer (301) and a ceramic coating layer (302), wherein the epoxy coating layer (301) is located on the left side of the ceramic coating layer (302).

3. A high thermal stability metal film capacitor in accordance with claim 2, wherein: the thickness of the epoxy coating layer (301) is 0.1-0.2 mm, and the thickness of the ceramic coating layer (302) is 0.15-0.3 mm.

4. A high thermal stability metal film capacitor in accordance with claim 1, wherein: the aerogel coating layer (401) is located on the left side of the alkyd coating layer (402), and the alkyd coating layer (402) is located on the left side of the composite silicate coating layer (403).

5. A high thermal stability metal film capacitor in accordance with claim 1, wherein: the thickness of the aerogel coating layer (401) is 0.1-0.25 mm, the thickness of the alkyd coating layer (402) is 0.12-0.3 mm, and the thickness of the composite silicate coating layer (403) is 0.15-0.32 mm.