CN219873172U - Aluminum electrolytic capacitor cover plate - Google Patents

Abstract

The utility model relates to an aluminum electrolytic capacitor cover plate which comprises a round cover plate body, wherein a positioning column matched with a shaft hole in a core bag is arranged in the middle of the back surface of the round cover plate body, and one end, close to the round cover plate body, of the positioning column is provided with a group of positioning blades matched with the top end face of the core bag. The utility model can solve the problems that the existing aluminum electrolytic capacitor cover plate has simple function and can not position the core package, and the core package can only be fixed by injecting black glue.

Description

Aluminum electrolytic capacitor cover plate

Technical Field

The utility model relates to the field of aluminum electrolytic capacitors, in particular to an aluminum electrolytic capacitor cover plate.

Background

The existing aluminum electrolytic capacitor has a simple cover plate structure, and the cover plate only has a sealing function and cannot have a positioning function on the core package. The core package is fixed, and after the core package is placed in the shell, the shell is filled with black glue to fix the core package. The black glue is filled for packaging, the black glue needs to be heated, the energy consumption is high, meanwhile, the black glue is used for filling and sealing, the cost is high, and the process is complex. And the fixing is performed by pouring the black glue, so that the environment is not protected after scrapping, and the heat dissipation effect is not ideal if the black glue is poured and sealed.

Disclosure of Invention

The utility model aims to provide an aluminum electrolytic capacitor cover plate, which can solve the problems that the existing aluminum electrolytic capacitor cover plate is simple in function, cannot position a core package, and can be fixed only by pouring black glue.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides an aluminium electrolytic capacitor apron, includes circular apron body, circular apron body back middle part is provided with the reference column with the shaft hole adaptation in the core package, is provided with a set of locating blade with core package top terminal surface adaptation on the one end that the reference column is close to circular apron body.

Further, the locating column is perpendicular to the back of the round cover plate body, and the locating column and the locating blade are integrally formed.

Preferably, the bottom of the positioning blade is connected with the back surface of the circular cover plate body, and the positioning blade and the circular cover plate body are integrally formed.

Preferably, the positioning blades are provided with three blades, and the whole positioning blades are Y-shaped.

Further, one end of each positioning blade, which is away from the back surface of the circular cover plate body, is provided with a yielding groove at the joint position of the positioning column.

Further, the upper angle of one end of each positioning blade, which is far away from the positioning column, is an arc angle.

In order to better realize the limit of the core bag, the top end of the positioning column is formed with a tip.

In order to better distinguish the cathode and the anode, the circular cover plate body is provided with an anode bolt and a cathode bolt, the outer side walls of the nut parts of the anode bolt and the cathode bolt are formed with a group of symmetrical tangential planes, and the tangential planes of the anode bolt and the tangential planes of the cathode bolt are relatively vertical.

The utility model has the beneficial effects that: through be provided with the reference column with shaft hole adaptation in the core package at circular apron body back middle part, the reference column is provided with a set of and core package top terminal surface adaptation's locating blade near the one end of circular apron body, can be through the mode of structure in order to replace to pour into the black glue in order to realize the fixed to the core package in the casing, can effectively solve current aluminium electrolytic capacitor apron simple function, can not play the positioning action to the core package, the core package only can rely on to pour into the problem that the black glue was fixed.

Meanwhile, the problem that the black glue needs to be heated when the black glue is poured for packaging can be solved, the energy consumption is high, meanwhile, the black glue is adopted for filling and sealing, the cost is high, and the process is complex. And the fixing is performed by pouring the black glue, so that the environment is not protected after scrapping, and the heat dissipation effect is not ideal when the black glue is poured.

The positioning blades are provided with three pieces, are Y-shaped integrally, can play a role in limiting and positioning the whole upper end face of the core pack, and cooperate with the crossed reinforcing ribs to position and limit the lower end face of the core pack, so that the whole core pack can be well fixed.

One end of each positioning blade, which is away from the back of the circular cover plate body, is provided with a yielding groove at the connecting position of the positioning column, so that when the core package is fixed, a certain yielding is achieved on the middle part of the core package, and the overall structure is further optimized.

The outer side walls of the nut parts of the anode bolt and the cathode bolt are formed with a group of symmetrical tangential planes, the tangential planes of the anode bolt and the tangential planes of the cathode bolt are relatively vertical, the external forms of the cathode bolt and the anode bolt can be directly passed through, the cathode and the anode are convenient to directly judge, and the anode and the cathode are not easy to be reversed during installation.

The utility model will be described in more detail below with reference to the drawings and examples.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of another angle structure of the present utility model.

Wherein, 1, a round cover plate body, 2, a positioning column, 3, a positioning blade, 4, a abdication groove, 5, an arc angle, 6, an anode bolt, 7 and a cathode bolt.

Detailed Description

Embodiment, an aluminium electrolytic capacitor apron as shown in fig. 1, fig. 2, including circular apron body 1, circular apron body 1 back middle part is provided with the reference column 2 with the shaft hole adaptation in the core package, and reference column 2 is provided with a set of location blade 3 with core package top terminal surface adaptation on being close to the one end of circular apron body 1.

The positioning blades 3 are positioned at one end of the upper positioning column 2 close to the back surface of the round cover plate, a group of positioning blades are formed on one end of the upper positioning column close to the back surface of the round cover plate, the upper end surface of each positioning blade is connected with the back surface of the round cover plate, and the lower end surface of each positioning blade is matched with the upper end surface of the core bag; the upper positioning column 2 is matched with the top of the shaft hole of the core bag.

Preferably, the positioning blades 3 are provided with three blades, and the whole blade is Y-shaped. The structural form of the positioning blade 3 is not limited to the above, but is only one option of the positioning blade 3, and may be four or more, such as three, and may be T-shaped or the like.

In order to prevent the upward convex deformation of the upper end face of the core bag, a certain limiting and positioning effect can be achieved on the whole upper end face of the core bag, and a yielding groove 4 is formed in the joint position of one end, deviating from the back face of the circular cover plate body 1, of each positioning blade 3 and the positioning column 2.

The upper corner of one end of each positioning blade 3 facing away from the positioning column 2 is an arc-shaped corner 5.

In order to not increase the thickness of the annular step and save the aluminum cost, the annular step is integrally formed by recessing inwards around the upper part of the main shell. The annular step is only one preferable structure of the annular step, and the other similar structures with similar functions belong to the protection scope of the scheme.

In order to allow the cathode and the anode to be seen at a glance through the external shape, the circular cap plate body 1 is provided with an anode bolt 6 and a cathode bolt 7, and the outer side walls of the nut parts of the anode bolt 6 and the cathode bolt 7 are formed with a set of symmetrical tangential planes, and the tangential planes of the anode bolt 6 and the tangential plane of the cathode bolt 7 are relatively vertical.

In the description of the present utility model, it should be understood that the terms "center," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. In addition, the term "include" and any variations thereof are intended to cover a non-exclusive inclusion.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

The utility model is described above by way of example with reference to the accompanying drawings. It will be clear that the utility model is not limited to the embodiments described above. As long as various insubstantial improvements are made using the method concepts and technical solutions of the present utility model; or the utility model is not improved, and the conception and the technical scheme are directly applied to other occasions and are all within the protection scope of the utility model.

Claims (8)

1. The utility model provides an aluminium electrolytic capacitor apron, includes circular apron body, its characterized in that: the middle part of the back of the round cover plate body is provided with a positioning column matched with the shaft hole in the core bag, and one end, close to the round cover plate body, of the positioning column is provided with a group of positioning blades matched with the end face of the top of the core bag.

2. The aluminum electrolytic capacitor cover plate according to claim 1, wherein: the locating column sets up at the round apron body back perpendicularly, and locating column and locating blade integrated into one piece.

3. The aluminum electrolytic capacitor cover plate according to claim 1, wherein: the bottom of the positioning blade is connected with the back of the circular cover plate body, and the positioning blade and the circular cover plate body are integrally formed.

4. The aluminum electrolytic capacitor cover plate according to claim 1, wherein: the positioning blades are provided with three pieces, and the whole positioning blades are Y-shaped.

5. The aluminum electrolytic capacitor cover plate as recited in claim 4, wherein: and a yielding groove is formed at the joint position of one end of each positioning blade, which is away from the back surface of the circular cover plate body, and the positioning column.

6. The aluminum electrolytic capacitor cover plate according to claim 1, wherein: the upper angle of one end of each positioning blade, which is far away from the positioning column, is an arc angle.

7. The aluminum electrolytic capacitor cover plate according to claim 1, wherein: the top end of the positioning column is formed with a tip.

8. The aluminum electrolytic capacitor cover plate according to claim 1, wherein: the circular cover plate body is provided with an anode bolt and a cathode bolt, a group of symmetrical tangential planes are formed on the outer side walls of the nut parts of the anode bolt and the cathode bolt, and the tangential planes of the anode bolt and the tangential planes of the cathode bolt are relatively vertical.