CN217010823U

CN217010823U - Low-power-consumption miniature passive filter

Info

Publication number: CN217010823U
Application number: CN202220324034.6U
Authority: CN
Inventors: 沈跃林; 彭文威
Original assignee: Jinmeijia Electronics Shenzhen Co ltd
Current assignee: Jinmeijia Electronics Shenzhen Co ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-07-19
Anticipated expiration: 2032-02-17

Abstract

The utility model relates to the technical field of passive filters, in particular to a low-power-consumption miniature passive filter, which comprises: the bottom of the top cover is provided with a limiting strip; the top of the bottom plate is provided with a first limiting plate and a second limiting plate, the middle part of the first limiting plate is provided with an inserting groove, and the inside of the second limiting plate is inserted with a telescopic plate; the inserting block is arranged on the surface of the limiting strip; the beneficial effects are that: the utility model provides a second limiting plate and first limiting plate are installed at the top of bottom plate for when the top cap was placed at the top of bottom plate, first limiting plate and second limiting plate were stable with the top cap, and when the top cap was placed at the top of bottom plate, the plug block card was in the inserting groove, and the shell fragment pushed down the plug block, reduced the gap, and flexible integrated circuit board was at spacing top, fixed the top cap at the top of bottom plate, prevented to remove.

Description

Low-power-consumption miniature passive filter

Technical Field

The utility model relates to the technical field of passive filters, in particular to a low-power-consumption miniature passive filter.

Background

The passive filter, also called as LC filter, is a filter circuit designed by the combination of inductor, capacitor and resistor, and can filter out one or more harmonics, and the most common passive filter structure is to connect the inductor and the capacitor in series;

the existing low-power-consumption miniature passive filter is assembled by welding the upper part and the lower part, a gap is easy to exist after the upper part and the lower part are closed, and the upper part and the lower part are not accurately positioned and are inconvenient to weld.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a low power consumption micro passive filter to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: a low-power miniature passive filter, comprising:

the bottom of the top cover is provided with a limiting strip;

the top of the bottom plate is provided with a first limiting plate and a second limiting plate, the middle part of the first limiting plate is provided with an inserting groove, and the inside of the second limiting plate is inserted with a telescopic plate; and

the plug-in block is arranged on the surface of the limiting strip.

Preferably, the inside of top cap is empty, and spacing is located the bottom of top cap inner wall, and spacing has two sets ofly, and the grafting piece is installed on the surface of spacing.

Preferably, the first limiting plate is arranged at the top of the bottom plate and is provided with two groups, the first limiting plate is rectangular, and the surface of the first limiting plate is provided with the insertion groove which is rectangular.

Preferably, the inserting groove is internally provided with two groups of spring plates which are positioned on two opposite surfaces of the inserting groove.

Preferably, the inside of second limiting plate is pegged graft and is had the expansion plate, and the one end top of expansion plate is the arc, and the curb plate is installed to the other end of expansion plate.

Preferably, a spring is mounted at the end of the side plate, and the other end of the spring is connected to the surface of the second limit plate.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a second limiting plate and first limiting plate are installed at the top of bottom plate for when the top cap was placed at the top of bottom plate, first limiting plate and second limiting plate were stable with the top cap, and when the top cap was placed at the top of bottom plate, the plug block card was in the inserting groove, and the shell fragment pushed down the plug block, reduced the gap, and flexible integrated circuit board was at spacing top, fixed the top cap at the top of bottom plate, prevented to remove.

Drawings

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

FIG. 2 is a schematic perspective view of the present invention;

fig. 3 is an enlarged schematic view of a structure in fig. 1.

In the figure: top cap 1, bottom plate 2, spacing strip 3, grafting piece 4, shell fragment 5, first limiting plate 6, inserting groove 7, second limiting plate 8, spring 9, expansion plate 10, curb plate 11

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the utility model and are not limiting of the utility model, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the utility model.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one skilled in the art that the embodiments may be practiced without these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 to 3, the present invention provides a technical solution: a low-power consumption micro passive filter, comprising: the top cover comprises a top cover 1, wherein limiting strips 3 are arranged at the bottom of the top cover 1, the inside of the top cover 1 is hollow, the limiting strips 3 are positioned at the bottom of the inner wall of the top cover 1, two groups of limiting strips 3 are arranged, inserting blocks 4 are arranged on the surfaces of the limiting strips 3, then an expansion plate 10 is clamped at the tops of the limiting strips 3, the top cover 1 is fixed at the top of a bottom plate 2, and the inserting blocks 4 are inserted in inserting grooves 7 formed in the surface of a first limiting plate 6;

the top cover comprises a bottom plate 2, wherein a first limiting plate 6 and a second limiting plate 8 are installed at the top of the bottom plate 2, an inserting groove 7 is formed in the middle of the first limiting plate 6, a telescopic plate 10 is inserted into the second limiting plate 8, the first limiting plate 6 is installed at the top of the bottom plate 2, the first limiting plate 6 is provided with two groups, the first limiting plate 6 is rectangular, the inserting groove 7 is formed in the surface of the first limiting plate 6, the inserting groove 7 is rectangular, the top cover 1 is stably placed at the top of the bottom plate 2 through the first limiting plate 6 and the second limiting plate 8, and the telescopic plate 10 is supported by a limiting strip 3 to enable the telescopic plate 10 to move;

an expansion plate 10 is inserted into the second limiting plate 8 in an inserted mode, the top of one end of the expansion plate 10 is arc-shaped, a side plate 11 is installed at the other end of the expansion plate 10, a spring 9 is installed at the end portion of the side plate 11, the other end of the spring 9 is connected to the surface of the second limiting plate 8, the spring 9 is stretched, the side plate 11 provides a position where the spring 9 is connected to the expansion plate 10, and then the expansion plate 10 is clamped at the top of the limiting strip 3;

inserting groove 7 internally mounted has shell fragment 5, and shell fragment 5 has two sets ofly, is located the opposite two sides of inserting groove 7, and shell fragment 5 pushes down grafting piece 4 in inserting groove 7 for the gap between top cap 1 and the bottom plate 2 reduces.

Place top cap 1 when bottom plate 2's top, first limiting plate 6 and second limiting plate 8 make top cap 1 stably place at bottom plate 2's top, 3 tops of spacing strip hold expansion plate 10, make expansion plate 10 remove, spring 9 is stretched, curb plate 11 provides the position that spring 9 connects on expansion plate 10, then expansion plate 10 card is at spacing strip 3's top, fix top cap 1 at bottom plate 2's top, grafting piece 4 is pegged graft in the inserting groove 7 that first limiting plate 6 surfaces was seted up, shell fragment 5 pushes down grafting piece 4 in inserting groove 7, make the gap between top cap 1 and the bottom plate 2 reduce.

Although the illustrative embodiments of the present application have been described above to enable those skilled in the art to understand the present application, the present application is not limited to the scope of the embodiments, and various modifications within the spirit and scope of the present application defined and determined by the appended claims will be apparent to those skilled in the art from this disclosure.

Claims

1. A low-power consumption miniature passive filter is characterized in that: the low-power consumption miniature passive filter includes:

the bottom of the top cover (1) is provided with a limiting strip (3);

the device comprises a bottom plate (2), wherein a first limiting plate (6) and a second limiting plate (8) are mounted at the top of the bottom plate (2), an insertion groove (7) is formed in the middle of the first limiting plate (6), and a telescopic plate (10) is inserted into the second limiting plate (8); and

the insertion block (4) is arranged on the surface of the limiting strip (3).

2. A low power consumption miniature passive filter according to claim 1 wherein: the inside of top cap (1) is empty, and spacing (3) are located the bottom of top cap (1) inner wall, and spacing (3) have two sets ofly, and the surface at spacing (3) is installed in grafting piece (4).

3. A low power consumption miniature passive filter as claimed in claim 1, wherein: first limiting plate (6) are installed at the top of bottom plate (2), and first limiting plate (6) have two sets ofly, and first limiting plate (6) are the rectangle, and inserting groove (7) have been seted up on first limiting plate (6) surface, and inserting groove (7) are the rectangle.

4. A low power consumption miniature passive filter as claimed in claim 1, wherein: the elastic pieces (5) are arranged in the inserting groove (7), and the two groups of elastic pieces (5) are positioned on two opposite surfaces of the inserting groove (7).

5. A low power consumption miniature passive filter according to claim 1 wherein: the inside of second limiting plate (8) is pegged graft and is had expansion plate (10), and the one end top of expansion plate (10) is the arc, and curb plate (11) are installed to the other end of expansion plate (10).

6. A low-power consumption miniature passive filter according to claim 5, further comprising: and a spring (9) is installed at the end part of the side plate (11), and the other end of the spring (9) is connected with the surface of the second limiting plate (8).