CN110176912B

CN110176912B - Filter with structure connected and fastened

Info

Publication number: CN110176912B
Application number: CN201910615735.8A
Authority: CN
Inventors: 陈忠友; 陈真; 曾广玮
Original assignee: Ningguo Yuhua Appliance Co ltd
Current assignee: Ningguo Yuhua Appliance Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2023-12-12
Anticipated expiration: 2039-07-09
Also published as: CN110176912A

Abstract

The invention discloses a filter with a structure connected and fastened in the technical field of filters, which comprises a circuit board, wherein a coil is welded on the circuit board through a wire, a base is screwed at the bottom of the circuit board, four groups of pins are distributed on the right side and the center of the lower surface of the base, a grounding pin is welded on the left side of the lower surface of the base, an electronic component is arranged on the upper surface of the circuit board, and a shell is sleeved on the circuit board; according to the invention, the electronic components are connected in parallel in the circuit through the circuit board, so that the assembly of the components is more attractive and convenient, meanwhile, the positions of the components can be distinguished more simply, the unnecessary trouble caused when the final inspection filter finds out fault restoration is avoided, and the filter can be connected more firmly on an electric appliance through the cooperation of the screw holes and the screws and the clamping connection of the shell clamping pins when the filter is connected with the electric appliance through the structural design of the screw holes on the grounding pins and the shell clamping pins.

Description

Filter with structure connected and fastened

Technical Field

The invention relates to the technical field of filters, in particular to a filter with a structure connected and fastened.

Background

The filter is a filter circuit composed of a capacitor, an inductor and a resistor. The filter can effectively filter the frequency points of the specific frequency or the frequencies outside the frequency points in the power line to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency. Filtering is an important concept in signal processing, and in a direct current stabilized power supply, a filtering circuit has the function of reducing alternating current components in pulsating direct current voltage as much as possible, retaining the direct current components, reducing the ripple coefficient of output voltage and smoothing the waveform. When the traditional filter is plugged with the electronic equipment, due to the fact that the electronic equipment usually generates some vibration during operation, the electric appliance is easy to shake during operation, poor contact is caused, even the filter falls off, the filter cannot achieve a filtering effect, the traditional pin type filter is connected with the electronic equipment due to vibration, loose connection of pins and components in the filter is caused, poor contact of the components in the filter is caused, and when the filter passes current, the filter burns out a circuit easily. Based on the above, the invention designs a filter with a structure and a connection, which solves the above problems.

Disclosure of Invention

The invention aims to provide a filter with a structure connected and fastened, which solves the problems that the traditional filter is connected with electronic equipment and the connection between pins and components in the filter is not fastened enough in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a filter that structural connection is fastened, includes the circuit board, there is the coil through wire welding on the circuit board, the bottom spiro union of circuit board has the base, the lower surface right side and the central authorities of base distribute have four group to participate in, the lower surface left side welding of base has the ground connection to participate in, the upper surface of circuit board is equipped with electronic components, the shell has been cup jointed on the circuit board, both ends are all vertical integrated into one piece around the right side of shell is equipped with the support, two sets of the top and the bottom homogeneous body shaping of support are equipped with the joint foot.

Preferably, the circuit board is provided with slots matched with the pins and the grounding pins respectively, the tops of the pins and the grounding pins are fixedly clamped with the inner cavities of the slots respectively and penetrate through the base, and the joints of the base, the pins and the grounding pins are sealed.

Preferably, the circuit board is provided with notches matched with pins of various components, and the pins of the electronic components are welded by an electric soldering iron after being spliced with the notches.

Preferably, the coil comprises a skeleton and a magnetic ring, and the skeleton wraps the magnetic ring.

Preferably, the grounding pin is provided with a screw hole.

Preferably, the electronic component comprises an X1 capacitor, an X2 capacitor, two groups of Y capacitors and a resistor, wherein the two groups of Y capacitors are grounded after being connected in series, the other ends of the two groups of Y capacitors are respectively connected with a coil and the resistor in parallel, the coil is connected with the X2 capacitor in parallel, and the X2 capacitor is connected with the X1 capacitor in parallel.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the electronic components are connected in parallel in the circuit through the circuit board, so that the assembly of the components is more attractive and convenient, and meanwhile, the positions of the components can be distinguished more simply, and unnecessary troubles caused when the final inspection filter finds out fault repair are avoided; the circuit board is provided with slotted holes matched with the pins and the grounding pins respectively, so that the positions of the pins and the grounding pins are more fixed, poor contact inside the filter caused by shaking of the pins and the grounding pins is avoided, and the normal operation of the filter is further ensured; through the structural design of seting up and shell joint foot of screw on the earth pin for the filter can be through the cooperation of screw and the joint through shell joint foot when pegging graft with the electrical apparatus, make the filter be more firm in connection on the electrical apparatus, avoid the problem that should filter and electronic equipment be connected and become flexible and drop easily.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present invention.

Fig. 2 is a schematic view of the structure of the housing of the present invention.

Fig. 3 is a schematic view of the structure of the grounding pin according to the present invention.

Fig. 4 is a schematic circuit diagram of the present invention.

In the drawings, the list of components represented by the various numbers is as follows:

the circuit board 1, the coil 2, the base 3, the pins 4, the grounding pin 5, the electronic component 6, the shell 7, the bracket 8, the clamping pin 9, the screw hole 50, the X1 capacitor 60, the X2 capacitor 61, the two groups of Y capacitors 62 and the resistor 63.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a filter that structural connection is fastened, including circuit board 1, there is coil 2 through wire welding on the circuit board 1, the bottom spiro union of circuit board 1 has base 3, the lower surface right side and the central authorities of base 3 distribute have four group to participate in 4, the lower surface left side welding of base 3 has the ground connection to participate in 5, the upper surface of circuit board 1 is equipped with electronic components 6, casing 7 has been cup jointed on the circuit board 1, the equal vertical integrated into one piece in both ends is equipped with support 8 around the right side of casing 7, the top and the bottom homogeneous body shaping of two sets of supports 8 are equipped with joint foot 9.

The circuit board 1 is provided with slots matched with the pins 4 and the grounding pins 5 respectively, the tops of the pins 4 and the grounding pins 5 are fixedly clamped with the inner cavities of the slots respectively and penetrate through the base 3, and the joints of the base 3, the pins 4 and the grounding pins 5 are sealed.

The circuit board 1 is provided with notches matched with the pins of each component, and the pins of the electronic components 6 are welded by an electric soldering iron after being spliced with the notches.

The coil 2 comprises a framework and a magnetic ring, and the framework wraps the magnetic ring, so that unnecessary loss is reduced when the coil 2 works, and the filtering performance of the filter is improved.

The ground pin 5 is provided with screw holes 50.

The electronic component 6 comprises an X1 capacitor 60, an X2 capacitor 61, two groups of Y capacitors 62 and a resistor 63, wherein the two groups of Y capacitors 62 are connected in series and then grounded, the other ends of the two groups of Y capacitors 62 are respectively connected with the coil 2 and the resistor 63 in parallel, the coil 2 is connected with the X2 capacitor 61 in parallel, and the X2 capacitor 61 is connected with the X1 capacitor 60 in parallel.

One specific application of this embodiment is: the X1 capacitor 60, the X2 capacitor 61, the two groups of Y capacitors 62, the resistor 63 and the coil 2 are connected in parallel in the circuit through the circuit board 1, so that the assembly of components is more attractive and convenient, the positions of the components can be distinguished more simply, and unnecessary troubles caused when the final inspection filter finds out fault repair are avoided. The slotted holes matched with the pins 4 and the grounding pins 5 are respectively formed in the circuit board 1, so that the positions of the pins 4 and the grounding pins 5 are more fixed, poor contact inside the filter caused by shaking of the pins 4 and the grounding pins 5 is avoided, and normal operation of the filter is further ensured. Offer on the circuit board 1 with each spare part pin assorted notch for electronic components 6 convenient and fast more when the assembly also makes the connection between the electronic components 6 inseparabler simultaneously, is difficult for rocking, has made things convenient for the welding, improves production efficiency. The framework wraps the magnetic ring, so that unnecessary loss is reduced when the coil 2 works, and the filtering performance of the filter is improved. Through the structural design of seting up and shell 7 joint foot 9 of screw 50 on the earth pin 5 for the filter can be through the cooperation of screw 50 and screw and through the joint of shell 7 joint foot 9 when pegging graft with the electrical apparatus, make the filter be more firm in connection on the electrical apparatus, avoid should filter and electronic equipment be connected the problem of easily becoming flexible droing.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A filter with a structurally fastened connection, comprising a circuit board (1), characterized in that: the circuit board (1) is welded with a coil (2) through a wire, the bottom of the circuit board (1) is connected with a base (3) in a threaded manner, four groups of pins (4) are distributed on the right side and the center of the lower surface of the base (3), the left side of the lower surface of the base (3) is welded with a grounding pin (5), the upper surface of the circuit board (1) is provided with an electronic component (6), the circuit board (1) is sleeved with a shell (7), the front end and the rear end of the right side of the shell (7) are vertically and integrally formed with brackets (8), and the tops and the bottoms of the two groups of the brackets (8) are uniformly and integrally formed with clamping pins (9);

the circuit board (1) is provided with slotted holes matched with the pins (4) and the grounding pins (5) respectively, the tops of the pins (4) and the grounding pins (5) are fixedly clamped with the inner cavities of the slotted holes respectively and penetrate through the base (3), and the joints of the base (3) with the pins (4) and the grounding pins (5) are sealed;

the electronic component (6) comprises an X1 capacitor (60), an X2 capacitor (61), two groups of Y capacitors (62) and a resistor (63), wherein the two groups of Y capacitors (62) are connected in series and then grounded, the other ends of the two groups of Y capacitors (62) are respectively connected with a coil (2) and the resistor (63) in parallel, the coil (2) is connected with the X2 capacitor (61) in parallel, and the X2 capacitor (61) is connected with the X1 capacitor (60) in parallel;

the circuit board (1) is provided with notches matched with pins of various components, and the pins of the electronic components (6) are welded through an electric soldering iron after being spliced with the notches.

2. A structurally sound filter according to claim 1, characterized in that: the coil (2) comprises a framework and a magnetic ring, and the framework wraps the magnetic ring.

3. A structurally sound filter according to claim 1, characterized in that: the grounding pin (5) is provided with a screw hole (50).