Metal film capacitor with multiple lead welding endpoints

Abstract

The utility model discloses a metal film capacitor with a plurality of lead welding end points, which comprises a capacitor body, a capacitor core is arranged in the capacitor body, a hierarchical mechanism is arranged in the capacitor core, and the hierarchical mechanism comprises an anode aluminum foil, a first separator, a cathode aluminum foil and a second separator. An anode aluminum foil is wound in the capacitor core, a first separator is wound on the outer ring of the anode aluminum foil, and a cathode aluminum foil is wound on the side, away from the anode aluminum foil, of the first separator. An anode aluminum foil is wound outside a capacitor core, then a first separator is wound on the outer ring of the anode aluminum foil, a cathode aluminum foil is wound after winding, a second separator is wound after winding, aluminum lead rods are installed on the top of the anode aluminum foil and the top of the cathode aluminum foil respectively, and lead needles are installed at the top ends of the aluminum lead rods respectively, so that follow-up installation is facilitated. The anode aluminum foil and the cathode aluminum foil are separated through the first separator and the second separator, and interference is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal film capacitor technology field with multiple lead welding end point, concretely is a metal film capacitor with multiple lead welding end point. BACKGROUND

[0002] Capacitors are widely used in the electrical industry, which mainly has two conductors close to each other, with an insulating medium between them, which constitutes a capacitor.

[0003] At present, the capacitor is generally directly conducted through the traction needle on the welding end point when conducting, but such a conductor, mostly in the capacitor cathode and anode conductor, adds an insulating medium, which does not protect the outer conductor and may reduce its performance and reduce the service life of the capacitor. SUMMARY

[0004] In order to solve the above problems, the utility model aims at providing a metal film capacitor with multiple lead welding end points to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides a metal film capacitor with multiple lead welding end points, comprising a capacitor body, the inside of the capacitor body is provided with a capacitor core;

[0006] The inside of the capacitor core is provided with a hierarchical mechanism, and the hierarchical mechanism comprises an anode aluminum foil, a first separator, a cathode aluminum foil and a second separator, the anode aluminum foil is wound in the capacitor core, the first separator is wound outside the anode aluminum foil, the cathode aluminum foil is wound on the side away from the first separator of the anode aluminum foil, and the second separator is wound on the side away from the first separator of the cathode aluminum foil.

[0007] In one example, the top of the capacitor core is provided with two aluminum lead rods, and the top of each aluminum lead rod is connected with a lead needle.

[0008] In one example, the inner wall of the capacitor body is provided with an aluminum shell.

[0009] In one example, the inner wall of the aluminum shell is provided with a fixed frame, and the inner wall of the fixed frame is provided with a capacitor core.

[0010] In one example, the inner wall of the fixed frame is filled with sealing glue, and the top of the capacitor core is tightly attached to the sealing glue.

[0011] In one example, the inner wall of the fixed frame is fixedly provided with a rubber plate, and the rubber plate is attached to the capacitor core.

[0012] The metal film capacitor with multiple lead welding end points can bring the following beneficial effects:

[0013] 1、The metal film capacitor with multiple lead welding end points, through the outer winding of the capacitor core of anode aluminum foil, then winding the first separator on the outer ring of the anode aluminum foil, winding the cathode aluminum foil after winding, winding the second separator after winding, and installing the aluminum lead rod on the top of the anode aluminum foil and the cathode aluminum foil respectively, and installing the lead pin on the top end of the aluminum lead rod, facilitating subsequent installation, the anode aluminum foil and the cathode aluminum foil are separated by the first separator and the second separator, and interference is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0014] The drawings described herein are used to provide further understanding of the present application, and form a part of the present application, the illustrative embodiments of the present application and the description thereof are used to explain the present application, and do not constitute undue limitation on the present application. In the drawings:

[0015] Fig. 1 It is a structural schematic diagram of the present application;

[0016] Fig. 2 It is a capacitor core hierarchical structure schematic diagram of the present application;

[0017] Fig. 3 It is a capacitor body plane structure schematic diagram of the present application.

[0018] In the figure: 1, capacitor body; 2, sealing glue; 3, fixed frame; 4, aluminum shell; 5, glue plate; 6, aluminum lead rod; 7, lead pin; 8, capacitor core; 801, anode aluminum foil; 802, first separator; 803, cathode aluminum foil; 804, second separator. DETAILED DESCRIPTION

[0019] In order to more clearly explain the overall concept of the present application, the following will be described in detail with reference to the drawings.

[0020] As Figs. 1-3 shown, the embodiment of the present application proposes a metal film capacitor with multiple lead welding end points, which comprises a capacitor body 1, and the capacitor body 1 is internally provided with a capacitor core 8;

[0021] The inside of the capacitor core 8 is provided with a hierarchical mechanism, and the hierarchical mechanism comprises an anode aluminum foil 801, a first separator 802, a cathode aluminum foil 803 and a second separator 804, the anode aluminum foil 801 is wound in the inside of the capacitor core 8, the outer ring of the anode aluminum foil 801 is wound with the first separator 802, the side of the first separator 802 away from the anode aluminum foil 801 is wound with the cathode aluminum foil 803, and the side of the cathode aluminum foil 803 away from the first separator 802 is wound with the second separator 804.

[0022] Specifically, the top of the capacitor core 8 is provided with two aluminum lead rods 6, and the top of each of the two aluminum lead rods 6 is connected with a lead pin 7, the aluminum lead rod 6 is fixed by the capacitor core 8, the lead pin 7 is fixed by the aluminum lead rod 6, and the lead pin 7 is conductive transmission.

[0023] Specifically, the inner wall of the capacitor body 1 is provided with the aluminum shell 4, and the fixed frame 3 is fixed by the aluminum shell 4, so as to facilitate the installation of the capacitor core 8.

[0024] Specifically, the inner wall of the aluminum shell 4 is provided with the fixed frame 3, and the inner wall of the fixed frame 3 is in close contact with the capacitor core 8, and the capacitor core 8 is fixed by the fixed frame 3.

[0025] Specifically, the inner wall of the fixed frame 3 is filled with the sealing glue 2, the sealing glue 2 is in close contact with the top of the capacitor core 8, and the capacitor core 8 in the fixed frame 3 is sealed by the sealing glue 2.

[0026] Specifically, the inner wall of the fixed frame 3 is fixedly provided with the glue plate 5, the glue plate 5 is in close contact with the capacitor core 8, and the gap between the capacitor core 8 and the fixed frame 3 is filled by the glue plate 5.

[0027] Working principle: the anode aluminum foil 801 is wound outside the capacitor core 8, then the first separator 802 is wound outside the anode aluminum foil 801, then the cathode aluminum foil 803 is wound, then the second separator 804 is wound, the aluminum lead rod 6 is installed at the top of the anode aluminum foil 801 and the cathode aluminum foil 803, the lead pin 7 is installed at the top of the aluminum lead rod 6, a closed circuit is formed for subsequent installation, then the capacitor core 8 is installed in the fixed frame 3, the glue plate 5 is installed between the capacitor core 8 and the fixed frame 3, the fixed frame 3 is installed in the aluminum shell 4, and the sealing glue 2 is installed on the top of the capacitor core 8 to seal and keep it stable.

[0028] Each of the embodiments in the specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment mainly describes the difference from other embodiments. Especially, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the related parts can be referred to the part of the method embodiment.

[0029] The above merely describes the embodiments of the present application and is not intended to limit the present application. The present application can be variously changed and modified by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims

1. A metal film capacitor with multiple lead soldering points, comprising a capacitor body (1), the inside of the capacitor body (1) being provided with a capacitor core (8); characterized in that The inside of the capacitor core (8) is provided with a hierarchical mechanism, and the hierarchical mechanism comprises an anode aluminum foil (801), a first separator (802), a cathode aluminum foil (803) and a second separator (804), the inside of the capacitor core (8) is wound with the anode aluminum foil (801), the outer circle of the anode aluminum foil (801) is wound with the first separator (802), the side of the first separator (802) away from the anode aluminum foil (801) is wound with the cathode aluminum foil (803), and the side of the cathode aluminum foil (803) away from the first separator (802) is wound with the second separator (804).

2. A metalized film capacitor having a plurality of lead termination points as defined in claim 1, wherein: Two aluminum lead bars (6) are mounted on the top of the capacitor core (8), and the top ends of the two aluminum lead bars (6) are respectively connected with lead pins (7).

3. A metalized film capacitor having a plurality of lead termination points as defined in claim 1, wherein: An aluminum shell (4) is mounted on the inner wall of the capacitor body (1).

4. A metalized film capacitor having a plurality of lead termination points as defined in claim 3 wherein: A fixed frame (3) is mounted on the inner wall of the aluminum shell (4), and the inner wall of the fixed frame (3) is in close contact with the capacitor core (8).

5. A metalized film capacitor having a plurality of lead termination points as defined in claim 4 wherein: The inner wall of the fixed frame (3) is filled with sealing glue (2), and the sealing glue (2) is in close contact with the top of the capacitor core (8).

6. A metalized film capacitor having a plurality of lead termination points as defined in claim 5 wherein: A rubber plate (5) is fixedly mounted on the inner wall of the fixed frame (3), and the rubber plate (5) is in close contact with the capacitor core (8).

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