CN211788640U

CN211788640U - Low-noise metallized polypropylene capacitor

Info

Publication number: CN211788640U
Application number: CN202020880055.7U
Authority: CN
Inventors: 黄炎
Original assignee: Shenzhen Jingyu Electronic Co ltd
Current assignee: Shenzhen Jingyu Electronic Co ltd
Priority date: 2020-05-23
Filing date: 2020-05-23
Publication date: 2020-10-27
Anticipated expiration: 2030-05-23

Abstract

The utility model discloses a low noise metallization polypropylene condenser, including the electric capacity main part, the lower fixed surface of electric capacity main part installs the electric capacity closing plate, the lower fixed surface of electric capacity closing plate installs two connecting seats, the lower fixed surface of connecting seat installs the conduction pin, the outside fixed mounting of electric capacity main part has two fixed patches, the fixed surface of fixed patch installs a plurality of heat conduction spliced poles, the one end fixed mounting who keeps away from fixed patch of heat conduction spliced pole has the electric capacity protective sheath. A low noise metallization polypropylene condenser, can play the effect of protection to the condenser when the condenser uses to produce the noise to the condenser and keep apart, play the effect of noise reduction, can protect and fall the noise while, derive the heat dissipation to the heat that the condenser produced, improve the radiating effect of condenser, prevent that the condenser from surpassing operational environment temperature and damaging.

Description

Low-noise metallized polypropylene capacitor

Technical Field

The utility model relates to a condenser field, in particular to low noise metallization polypropylene condenser.

Background

The metallized polypropylene capacitor is a capacitor produced by metallized polypropylene materials, is an element capable of storing electric charges, is one of the most common electronic elements, is widely used in various electronic products, has a better using effect, and can not meet the requirements of people as the using requirements of the metallized polypropylene capacitor are gradually improved, so the metallized polypropylene capacitor which is more convenient to use is needed; when the metallized polypropylene capacitor is used, the capacitor cannot be well protected, and the capacitor in an alternating current occasion such as a crossover line and a voltage reduction situation has noise, so that certain inconvenience is brought to the use of the capacitor, and meanwhile, after the capacitor is protected, the capacitor cannot be better cooled, so that the capacitor is damaged easily due to the fact that the temperature of the capacitor exceeds the temperature of a working environment.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a low noise metallized polypropylene capacitor, which can effectively solve the problems in the background.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a low noise metallization polypropylene condenser, includes the electric capacity main part, the lower fixed surface of electric capacity main part installs the electric capacity closing plate, the lower fixed surface of electric capacity closing plate installs two connecting seats, the lower fixed surface of connecting seat installs the conduction pin, the outside fixed surface of electric capacity main part installs two fixed patches, the fixed surface of fixed patch installs a plurality of heat conduction spliced poles, the one end fixed surface of keeping away from fixed patch of heat conduction spliced pole has the electric capacity protective sheath, the fixed surface of electric capacity protective sheath installs a plurality of heat radiation fins, the cavity fluting has been seted up to the inside of electric capacity protective sheath.

Preferably, the capacitor main body is in the shape of a cylinder, and the plane size of the capacitor main body is the same as that of the capacitor sealing plate.

Preferably, the number of the conduction pins is the same as that of the connecting seats, and the two conduction pins are fixedly connected with the capacitor main body through the connecting seats.

Preferably, the fixed patches are designed to be circular arc-shaped joints, and the two fixed patches are symmetrically arranged around the capacitor main body.

Preferably, the capacitor protection sleeve is located at an outer position of the capacitor main body, and the capacitor sealing plate is located at a lower position of the capacitor protection sleeve.

Preferably, the heat conduction connecting column, the capacitor protecting sleeve and the heat dissipation fins are all designed to be made of metal materials, and the heat dissipation fins are arranged around the circle center of the capacitor protecting sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has: this low noise metallization polypropylene condenser, electric capacity protective sheath and cavity fluting through setting up can be when the condenser uses, play the effect of protection to the condenser, and keep apart the condenser production noise, play the effect of noise reduction, through the fixed paster that sets up, heat conduction spliced pole and heat radiation fins, can be when the protection with fall the noise, derive the heat dissipation to the heat that the condenser produced, improve the radiating effect of condenser, prevent that the condenser from surpassing operational environment temperature easily and damaging.

Drawings

Fig. 1 is a schematic view of the overall structure of a low-noise metallized polypropylene capacitor of the present invention;

fig. 2 is a schematic diagram illustrating a capacitor protective cover of a low noise metallized polypropylene capacitor according to the present invention;

fig. 3 is a top view of the capacitor main body and the fixing patch of the low-noise metallized polypropylene capacitor of the present invention.

In the figure: 1. a capacitor body; 2. a capacitor sealing plate; 3. a connecting seat; 4. a conductive pin; 5. fixing the patch; 6. a thermally conductive connecting post; 7. a capacitor protective sleeve; 8. heat dissipation fins; 9. and (4) hollowing and slotting.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

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 which the reference is made 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," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

As shown in fig. 1-3, a low-noise metallized polypropylene capacitor comprises a capacitor main body 1, a capacitor sealing plate 2 is fixedly mounted on the lower surface of the capacitor main body 1, two connecting seats 3 are fixedly mounted on the lower surface of the capacitor sealing plate 2, a conducting pin 4 is fixedly mounted on the lower surface of the connecting seat 3, two fixed patches 5 are fixedly mounted on the outer side of the capacitor main body 1, a plurality of heat conducting connecting columns 6 are fixedly mounted on the outer surfaces of the fixed patches 5, a capacitor protecting sleeve 7 is fixedly mounted at one ends, far away from the fixed patches 5, of the heat conducting connecting columns 6, a plurality of heat radiating fins 8 are fixedly mounted on the outer surface of the capacitor protecting sleeve 7, and a hollow slot;

the capacitor main body 1 is cylindrical, and the plane sizes of the capacitor main body 1 and the capacitor sealing plate 2 are the same; the quantity of the conducting pins 4 is the same as that of the connecting seats 3, the two conducting pins 4 are fixedly connected with the capacitor main body 1 through the connecting seats 3, and the capacitor main body 1 is connected with a circuit through the conducting pins 4; the fixed patches 5 are designed to be arc-shaped joints, the two fixed patches 5 are symmetrically arranged around the capacitor main body 1, and the fixed patches 5 are attached to the outer side of the capacitor main body 1 through an arc-shaped structure; the capacitor protective sleeve 7 is positioned at the outer side of the capacitor main body 1, and the capacitor sealing plate 2 is positioned below the capacitor protective sleeve 7; the heat conduction connecting column 6, the capacitor protecting sleeve 7 and the heat radiating fins 8 are all designed to be made of metal materials, the heat radiating fins 8 are arranged and installed around the circle center of the capacitor protecting sleeve 7, and the metal materials can conduct and emit heat quickly.

It should be noted that the utility model relates to a low noise metallized polypropylene capacitor, the capacitor body 1 forms the main body part of the capacitor, the capacitor sealing plate 2 is used to seal the lower part of the capacitor body 1, when in use, the circuit is connected through the two conduction pins 4 below the connecting seat 3, then the electric charge is stored for use, when in use, the capacitor protective sleeve 7 is wrapped on the outer side of the capacitor body 1 to play the role of protection for the capacitor body 1, and the capacitor protective sleeve 7 is protected, and the noise generated by the capacitor body 1 is isolated through the double-layer covered structure formed by the hollow open slot 9 inside, thereby playing the effect of reducing the noise, when the capacitor protective sleeve 7 plays the role of protection and noise reduction, the capacitor protective sleeve 7 is connected with the capacitor body 1 through the fixed patch 5 and the heat conduction connection column 6, when electric capacity main part 1 during operation generates heat, fixed paster 5 inhales electric capacity main part 1's heat to conduct to electric capacity protective sheath 7 through heat conduction spliced pole 6, a plurality of heat radiation fins 8 in the rethread electric capacity protective sheath 7 outside increase with the area of contact of air, carry out quick heat dissipation to the heat, thereby when the protection with fall make an uproar, improve the radiating effect of condenser.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A low noise metallized polypropylene capacitor characterized by: including electric capacity main part (1), the lower fixed surface of electric capacity main part (1) installs electric capacity closing plate (2), the lower fixed surface of electric capacity closing plate (2) installs two connecting seats (3), the lower fixed surface of connecting seat (3) installs conduction pin (4), the outside fixed surface of electric capacity main part (1) installs two fixed patches (5), the outer fixed surface of fixed patch (5) installs a plurality of heat conduction spliced poles (6), the one end fixed mounting who keeps away from fixed patch (5) of heat conduction spliced pole (6) has electric capacity protective sheath (7), the outer fixed surface of electric capacity protective sheath (7) installs a plurality of heat radiation fins (8), cavity fluting (9) have been seted up to the inside of electric capacity protective sheath (7).

2. A low noise metallized polypropylene capacitor according to claim 1 wherein: the capacitor body (1) is cylindrical, and the plane sizes of the capacitor body (1) and the capacitor sealing plate (2) are the same.

3. A low noise metallized polypropylene capacitor according to claim 1 wherein: the number of the conduction pins (4) is the same as that of the connecting seats (3), and the two conduction pins (4) are fixedly connected with the capacitor main body (1) through the connecting seats (3).

4. A low noise metallized polypropylene capacitor according to claim 1 wherein: the fixed patches (5) are designed to be arc-shaped joints, and the two fixed patches (5) are symmetrically arranged around the capacitor main body (1).

5. A low noise metallized polypropylene capacitor according to claim 1 wherein: the capacitor protection sleeve (7) is located at the outer side of the capacitor main body (1), and the capacitor sealing plate (2) is located below the capacitor protection sleeve (7).

6. A low noise metallized polypropylene capacitor according to claim 1 wherein: the heat conduction connecting column (6), the capacitor protecting sleeve (7) and the heat dissipation fins (8) are all designed to be made of metal materials, and the heat dissipation fins (8) are arranged around the circle center of the capacitor protecting sleeve (7).