CN210245328U

CN210245328U - Novel high-reliability chip aluminum electrolytic capacitor

Info

Publication number: CN210245328U
Application number: CN201921110737.3U
Authority: CN
Inventors: Guangyao Zhan; 詹光耀; Kai Yan; 严凯
Original assignee: Xiamen Fala Hexin Electronic Co ltd
Current assignee: Xiamen Fala Hexin Electronic Co ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-04-03
Anticipated expiration: 2029-07-16

Abstract

The utility model relates to the technical field of patch type capacitors, and discloses a novel high-reliability patch aluminum electrolytic capacitor, which comprises a capacitor body, wherein the capacitor body comprises a dustproof shell and two lead wires, and the dustproof shell wraps the capacitor body in the capacitor body; the two leads are led out from the capacitor body; the two leads are arranged in a central symmetry or axial symmetry manner; the lead comprises a wiring part, an expanded part and a standing part; the standing part can be arranged in an L shape, a Z shape, an N shape and a C shape, the standing part is provided with K feet, and the tail end of the standing part is provided with a plug; the utility model discloses a set up the portion of standing into L shape, Z shape, N shape and C shape setting, consequently divide vertical capacitor body and horizontal capacitor body into with capacitor body, have extensive applicability's extensive characteristics.

Description

Novel high-reliability chip aluminum electrolytic capacitor

Technical Field

The utility model relates to a SMD condenser technical field, concretely relates to novel high reliability paster electrolytic capacitor.

Background

The surface mount capacitor is a novel electronic component with light weight, thin thickness and small volume, and is widely applied to various electronic products with compact structure, small volume and high precision; most of the existing patch capacitors are additionally provided with a seat plate on the basis of the traditional aluminum electrolytic capacitor, and the seat plate and the aluminum electrolytic capacitor are welded together; however, the aluminum electrolytic capacitor is difficult to be disassembled when needing to be replaced due to the adoption of the welding process.

Therefore, a novel patch capacitor appears in the prior art, a lead is bent into a net rack perpendicular to a capacitor body, and the net rack is used for replacing a base of the traditional patch capacitor; however, the surface mount type capacitor has certain limitation, and the lead bending angle is perpendicular to the capacitor body, so that the capacitor can be vertically supported to be in an upright state, but some PCB boards for mounting a flat lamp have larger height limitation in mounting the capacitor, and the capacitor using the lead to replace a base in the prior art is obviously not suitable for being mounted on the element and has certain limitation.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a novel SMD aluminum electrolytic capacitor of high reliability.

In order to solve the technical problem, the technical scheme of the utility model is that: a novel high-reliability chip aluminum electrolytic capacitor comprises a capacitor body, wherein the capacitor body comprises a dustproof shell and two lead wires, and the dustproof shell wraps the capacitor body inside; the two leads are led out from the capacitor body and penetrate out of the dustproof shell; the two leads are arranged in a central symmetry or axial symmetry manner; the lead comprises a wiring part, a widening part and a standing part, one end of the wiring part is connected with the capacitor body, and the other end of the wiring part is connected with the widening part; the widening part is horizontally arranged with the transverse center line of the capacitor body, the length of the widening part can be zero, one end of the widening part is connected with the wiring part, and the other end of the widening part is connected with the standing part; the standing part can be arranged in an L shape, a Z shape, an N shape and a C shape, the standing part is provided with K feet, and the tail end of the standing part is provided with a plug.

Preferably, the widened portion is perpendicular to the wire connecting portion, and the standing portion is perpendicular to the widened portion.

Preferably, the capacitor body with the L-shaped and Z-shaped standing parts on the capacitor body is a horizontal capacitor body, and the capacitor body with the N-shaped and C-shaped standing parts on the capacitor body is a vertical capacitor body; the length of the widened part of the lead on the horizontal capacitor body is set according to actual data of a product, and the length of the widened part of the lead on the vertical capacitor body is zero.

Preferably, the standing part of the lead on the capacitor body with the zero widening part is arranged perpendicular to the wiring part.

Preferably, the junction of the wire connecting portion and the widened portion and the junction of the widened portion and the standing portion are provided with arc-shaped chamfers.

Preferably, the grooves are equidistantly distributed on the bottom surface of the standing part.

Preferably, the leads of the horizontal capacitor body are arranged in axial symmetry, and the leads of the vertical capacitor body are arranged in axial symmetry or central symmetry.

Preferably, the entire longitudinal width of the lead wire in which the standing portion is arranged in the Z shape is smaller than the longitudinal width of the capacitor body.

Preferably, the number of the K pins on one lead wire is not more than 3.

Compare prior art, the utility model has the advantages that:

1. the utility model discloses a set up the portion of standing of lead wire into L shape, Z shape, N shape and C shape, divide horizontal capacitor body and vertical capacitor body into with capacitor body, horizontal capacitor body can satisfy the requirement that there is the component of high restriction in the installation condenser, for example the PCB board of dull and stereotyped lamp installation usefulness, compare in prior art, have extensive suitability.

2. The utility model discloses an area of standing of lead wire can be widened to the wide section that is equipped with, widening portion, increases the stationarity of standing of capacitor body, simultaneously, can realize the requirement of different welding interval to the product with the diameter.

3. The utility model discloses a be equipped with the K foot in the portion of standing, the K foot can further increase the area of standing, increases the stationarity of standing of capacitor body.

4. The utility model discloses an equidistance is distributed flutedly on the bottom surface of portion of standing, and the recess can increase the area of contact of soldering and pin when the welding, ensures welding quality.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic structural view of embodiment 1;

FIG. 3 is a schematic structural view of example 2;

FIG. 4 is a schematic structural view of embodiment 3;

FIG. 5 is a side view of embodiment 3;

FIG. 6 is a schematic structural view of example 4;

FIG. 7 is another schematic structural view of embodiment 4;

FIG. 8 is a schematic structural view of example 5;

FIG. 9 is another schematic structural view of embodiment 5.

Reference numerals: 1. a capacitor body; 11. a dust-proof shell; 2. a lead wire; 3. a groove; 4. a wiring portion; 5. a widening part; 6. a standing part; 7. a K pin; 8. a plug-in connector; 9. and (6) arc chamfering.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

Example 1: the embodiment described with reference to fig. 1 and 2 provides a novel high-reliability chip aluminum electrolytic capacitor, which includes a capacitor body 1, the capacitor body 1 includes a dustproof shell 11 and two leads 2, the dustproof shell 11 wraps the capacitor body 1 inside, and the dustproof shell 11 can better avoid the influence of external dust on the capacitor body 1 inside; the two lead wires 2 are led out from the capacitor body 1, and the lead wires 2 penetrate out of the dustproof shell 11; the two leads 2 are arranged in a central symmetry or an axial symmetry, in the embodiment, the two leads 2 are arranged in an axial symmetry with the symmetry axis of the capacitor body 1; the lead 2 comprises a wiring part 4, a widened part 5 and a standing part 6, one end of the wiring part 4 is connected with the capacitor body 1, and the other end of the wiring part is connected with the widened part 5; the widening part 5 is horizontally arranged with the transverse central line of the capacitor body 1, the length of the widening part 5 can be zero, one end of the widening part 5 is connected with the wiring part 4, and the other end of the widening part 5 is connected with the standing part 6; in the present embodiment, the length of the widened portion 5 is zero; the standing part 6 can be arranged in L shape, Z shape, N shape and C shape, in this embodiment, the standing part 6 is arranged in L shape; therefore, the capacitor body 1 in this embodiment is a horizontal capacitor body 1; the standing part 6 is perpendicular to the wire connecting part 4, an arc-shaped chamfer 9 is arranged at the joint of the standing part 6 and the wire connecting part 4, and the arc-shaped chamfer 9 can well avoid hurting people or articles due to the fact that the joint of the standing part 6 and the wire connecting part 4 is too sharp; the standing part 6 is provided with K pins 7, the number of the K pins 7 on one lead 2 is not more than 3, and in the embodiment, the number of the K pins 7 is 1; the K foot 7 can further increase the standing area and increase the standing stability of the capacitor body 1; the tail end of the standing part 6 is provided with a plug-in connector 8, the plug-in connector 8 is used for welding an interface of the capacitor body 1 corresponding to the outside, grooves 3 are distributed on the bottom surface of the standing part 6 at equal intervals, the contact area of soldering and pins can be increased by the grooves 3 during welding, and welding quality is guaranteed.

Example 2: the embodiment described with reference to fig. 3 provides a novel high-reliability chip aluminum electrolytic capacitor, and the embodiment is different from embodiment 1 in that the length of the widened portion 5 is not zero, the length of the widened portion 5 is set according to actual data of a product, the widened portion 5 can widen the standing area of the lead wire 2, increase the standing stability of the capacitor body 1, and meanwhile, the requirements of different welding intervals on products with the same diameter can be realized; the widened part 5 is perpendicular to the wiring part 4, the standing part 6 is perpendicular to the widened part 5, and arc-shaped chamfers 9 are arranged at the joint of the wiring part 4 and the widened part 5 and the joint of the widened part 5 and the standing part 6; the rest of the present example is the same as example 1.

Example 3: the embodiment described with reference to fig. 4 and 5 provides a novel high-reliability chip aluminum electrolytic capacitor, which is different from embodiment 1 in that the length of the extended portion 5 is not zero, the length of the extended portion 5 is set according to actual data of a product, the extended portion 5 can widen the standing area of the lead wire 2, increase the standing stability of the capacitor body 1, and meanwhile, the requirements of different welding intervals on products with the same diameter can be met; the widened part 5 is perpendicular to the wiring part 4, the standing part 6 is perpendicular to the widened part 5, and arc-shaped chamfers 9 are arranged at the joint of the wiring part 4 and the widened part 5 and the joint of the widened part 5 and the standing part 6; the standing part 6 is arranged in a Z shape, and thus, the capacitor body 1 in this embodiment is a horizontal capacitor body 1; the longitudinal width of the whole lead 2 is smaller than that of the capacitor body 1; the whole longitudinal width of the lead 2 of the capacitor body 1 in the present embodiment can be designed according to the depth of the grooves on some elements with height limitation on the installation of the capacitor body 1; the rest of the present example is the same as example 1.

Example 4: the present embodiment described with reference to fig. 6 and 7 provides a novel high-reliability chip aluminum electrolytic capacitor, and is different from embodiment 1 in that the standing part 6 is arranged in an N shape; therefore, the capacitor body 1 in this embodiment is a vertical capacitor body 1; the lead wires 2 of the vertical capacitor body 1 are arranged in axial symmetry with the symmetry axis of the capacitor body 1 or in central symmetry with the symmetry center of the capacitor body 1; the rest of the present example is the same as example 1.

Example 5: the present embodiment described with reference to fig. 8 and 9 provides a novel high-reliability chip aluminum electrolytic capacitor, and is different from embodiment 1 in that the standing part 6 is arranged in a C shape; therefore, the capacitor body 1 in this embodiment is a vertical capacitor body 1; the lead wires 2 of the vertical capacitor body 1 are arranged in axial symmetry with the symmetry axis of the capacitor body 1 or in central symmetry with the symmetry center of the capacitor body 1; the rest of the present example is the same as example 1.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above is only the typical example of the utility model, in addition, the utility model can also have other multiple concrete implementation manners, and the technical scheme that all adopt equivalent replacement or equivalent transform to form all falls within the scope of the utility model.

Claims

1. A novel high-reliability paster aluminum electrolytic capacitor comprises a capacitor body (1) and is characterized in that: the capacitor body (1) comprises a dustproof shell (11) and two lead wires (2), and the dustproof shell (11) wraps the capacitor body (1) inside; the two lead wires (2) are led out from the capacitor body (1), and the lead wires (2) penetrate through the dustproof shell (11); the two leads (2) are arranged in a centrosymmetric or axisymmetric manner; the lead (2) comprises a wiring part (4), a widening part (5) and a standing part (6), one end of the wiring part (4) is connected with the capacitor body (1), and the other end of the wiring part is connected with the widening part (5); the widening part (5) is horizontally arranged with the transverse center line of the capacitor body (1), the length of the widening part (5) can be zero, one end of the widening part (5) is connected with the wiring part (4), and the other end of the widening part is connected with the standing part (6); the standing part (6) can be arranged in an L shape, a Z shape, an N shape and a C shape, a K foot (7) is arranged on the standing part (6), and a plug-in connector (8) is arranged at the tail end of the standing part (6).

2. The novel high-reliability chip aluminum electrolytic capacitor according to claim 1, characterized in that: the widening part (5) is perpendicular to the wiring part (4), and the standing part (6) is perpendicular to the widening part (5).

3. The novel high-reliability chip aluminum electrolytic capacitor according to claim 1, characterized in that: the capacitor body (1) with the L-shaped and Z-shaped upper standing part (6) of the capacitor body (1) is a horizontal capacitor body (1), and the capacitor body (1) with the N-shaped and C-shaped upper standing part (6) of the capacitor body (1) is a vertical capacitor body (1); the length of the widened part (5) of the lead (2) on the horizontal capacitor body (1) is set according to actual product data, and the length of the widened part (5) of the lead (2) on the vertical capacitor body (1) is zero.

4. The novel high-reliability chip aluminum electrolytic capacitor according to claim 1, characterized in that: the standing part (6) of the lead (2) on the capacitor body (1) with the zero widening part (5) is perpendicular to the wiring part (4).

5. The novel high-reliability chip aluminum electrolytic capacitor according to claim 1, characterized in that: and arc-shaped chamfers (9) are arranged at the joints of the wiring part (4) and the widened part (5) and the standing part (6).

6. The novel high-reliability chip aluminum electrolytic capacitor according to claim 1, characterized in that: grooves (3) are distributed on the bottom surface of the standing part (6) at equal intervals.

7. The novel high-reliability chip aluminum electrolytic capacitor according to claim 3, characterized in that: the lead wires (2) of the horizontal capacitor body (1) are arranged in an axial symmetry manner, and the lead wires (2) of the vertical capacitor body (1) are arranged in an axial symmetry manner or a central symmetry manner.

8. The novel high-reliability chip aluminum electrolytic capacitor according to claim 1, characterized in that: the whole longitudinal width of the lead (2) of the standing part (6) in the Z shape is smaller than that of the capacitor body (1).

9. The novel high-reliability chip aluminum electrolytic capacitor according to claim 1, characterized in that: the number of the K pins (7) on one lead (2) is not more than 3.