A filter for DC regulated power supply

Abstract

The utility model discloses a filter for a DC voltage-stabilized power supply, belonging to the technical field of filters. The inner side of a filter body is covered with a heat dissipation waterproof layer, and heat dissipation fins are installed around the outer side of the heat dissipation waterproof layer. The heat dissipation fins are used in conjunction with the heat dissipation waterproof layer. The heat dissipation fins are a seasonal protection structure, and the heat dissipation waterproof layer is a thin heat dissipation structure. The heat dissipation fins are used in conjunction with coils on a resistor element to achieve a corresponding heat dissipation, water-proof and dust-proof structure, thereby ensuring the heat dissipation of the equipment while ensuring the strength of the equipment. A resistor element is installed in the filter body, and connecting columns are respectively installed on both sides of the resistor element. An inductor element is installed on the connecting column, and an insulating connector is installed in the middle of the inductor element. A release control is installed on the insulating connector. The inductor element, the insulating connector and the release control are connected to the capacitor element. The resistor element, the inductor element and the capacitor element are a combined structure, and the equipment structure is compact. A hollow structure is provided between the resistor element and the capacitor element to achieve the function of facilitating heat dissipation.

Description

Technical Field

[0001] The utility model relates to a filter for a DC voltage-stabilized power supply, belonging to the technical field of filters. Background Art

[0002] For example, a power filter disclosed in application number: CN110021934A relates to the field of electrical equipment. The power filter includes a filter body. Input wires and output wires are respectively provided on both sides of the filter body. Two mounting plates are vertically provided at the bottom of both sides of the filter body. A number of mounting holes are provided on the mounting plates. A section of a corrugated tube is vertically provided on the side of the filter body shell. A grounding ring is provided at the end of the corrugated tube. A grounding pin is provided on the grounding ring. The shell of the power filter can not only be directly connected to the shell, but also can be directly connected to the ground or the wall, thereby ensuring the working reliability of the power filter.

[0003] Based on the search and analysis, the existing technology still has deficiencies:

[0004] The prior art has poor heat dissipation effect, poor insulation and poor equipment compactness during use. Therefore, a filter for a DC regulated power supply is needed to improve the above-mentioned deficiencies. Utility Model Content

[0005] The main purpose of the utility model is to provide a filter for a DC regulated power supply.

[0006] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0007] A filter for a DC regulated power supply, comprising a filter body for protection;

[0008] The filter body is surrounded by heat dissipation fins, and the inner side of the heat dissipation fins is covered with a heat dissipation waterproof layer;

[0009] A filter group is installed in the filter body.

[0010] Preferably, the filter group includes a resistor element, an inductor element and a capacitor element;

[0011] A capacitor element is installed in the filter body, a resistor element is arranged on the outer jacket of the capacitor element, and inductance elements are respectively installed at both ends of the resistor element.

[0012] Preferably, a connecting column is installed between the resistance element and the inductance element.

[0013] Preferably, an insulating connector is installed at the intersection of the inductor element, and a release control is opened in the middle of the insulating connector.

[0014] Preferably, there is a hollow structure between the resistor element and the heat dissipation and waterproof layer.

[0015] Preferably, the inductive element and the capacitive element are connected to each other.

[0016] Preferably, the heat dissipation fins are thickened and reinforced structures.

[0017] Beneficial technical effects of the utility model:

[0018] The utility model provides a filter for a DC regulated power supply, wherein the inner side of the filter body is covered with a heat dissipation waterproof layer, and heat dissipation fins are installed around the outer side of the heat dissipation waterproof layer. The heat dissipation fins are used in conjunction with the heat dissipation waterproof layer. The heat dissipation fins are a seasonal protection structure, and the heat dissipation waterproof layer is a thin heat dissipation structure. The heat dissipation fins are used in conjunction with the coils on the resistance element to realize a corresponding heat dissipation, water-proof and dust-proof structure, thereby ensuring the heat dissipation of the equipment while ensuring its strength.

[0019] A resistor element is installed in the filter body, connecting columns are installed on both sides of the resistor element, an inductor element is installed on the connecting columns, an insulating connector is installed in the middle of the inductor element, a release control is installed on the insulating connector, the inductor element, the insulating connector and the release control are connected to the capacitor element, the resistor element, the inductor element and the capacitor element are a combined structure, and the device structure is compact, and there is a hollow structure between the resistor element and the capacitor element to facilitate heat dissipation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of a partial three-dimensional structure of a device according to a preferred embodiment of a filter for a DC regulated power supply of the utility model;

[0021] Figure 2 It is an overall three-dimensional side view of a preferred embodiment of a filter for a DC regulated power supply according to the utility model;

[0022] Figure 3 It is an internal side view of a preferred embodiment of a filter for a DC regulated power supply according to the utility model;

[0023] Figure 4 The figure is an internal top view of a preferred embodiment of a filter for a DC regulated power supply according to the utility model.

[0024] In the figure: 1. filter body; 2. insulating connector; 3. resistor element; 4. connecting column; 5. heat dissipation and waterproof layer; 6. inductor element; 7. capacitor element; 8. connection hole; 9. heat dissipation fin. DETAILED DESCRIPTION

[0025] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation methods of the present invention are not limited thereto.

[0026] like Figure 1 - Figure 4 As shown, a filter for a DC regulated power supply provided in this embodiment includes a filter body 1 for protection;

[0027] The filter body 1 is surrounded by heat dissipation fins 9, and the inner side of the heat dissipation fins 9 is covered with a heat dissipation waterproof layer 5;

[0028] A filter group is installed in the filter body 1 .

[0029] The filter group includes a resistor element 3, an inductor element 6 and a capacitor element 7;

[0030] A capacitor element 7 is installed in the filter body 1 , a resistor element 3 is disposed on the outer cover of the capacitor element 7 , and inductors 6 are installed at both ends of the resistor element 3 .

[0031] A connecting column 4 is installed between the resistance element 3 and the inductance element 6 .

[0032] An insulating connector 2 is installed at the intersection of the inductor element 6 , and a release control 8 is provided in the middle of the insulating connector 2 .

[0033] There is a hollow structure between the resistor element 3 and the heat dissipation and waterproof layer 5 .

[0034] The inductance element 6 and the capacitance element 7 are connected to each other.

[0035] The heat dissipation fins 9 are thickened and reinforced structures.

[0036] like Figure 1 - Figure 4 As shown, the working process of a filter for a DC regulated power supply provided in this embodiment is as follows: the connecting wire is fixedly connected to the insulating connector 2 and the release control 8, and after the connection, the supply interference model is suppressed by the inductor element 6, the filtering is performed by the resistor element 3, the performance parameters of the filter are adjusted by the capacitor element 7, and the heat dissipation function is performed by the heat dissipation waterproof layer 5 and the heat dissipation fins 9 on the filter body 1.

[0037] Embodiment 1

[0038] like Figure 1 - Figure 4 As shown, the inner side of the filter body 1 is covered with a heat dissipation waterproof layer 5, and heat dissipation fins 9 are installed around the outer side of the heat dissipation waterproof layer 5. The heat dissipation fins 9 are used in conjunction with the heat dissipation waterproof layer 5. The heat dissipation fins 9 are a seasonal protection structure, and the heat dissipation waterproof layer 5 is a thin heat dissipation structure. The heat dissipation fins 9 are used in conjunction with the coil on the resistor element 3 to achieve a corresponding heat dissipation, waterproof and dust-proof structure, thereby ensuring the heat dissipation of the equipment while ensuring its strength.

[0039] Embodiment 2

[0040] like Figure 1 - Figure 4 As shown, a resistor element 3 is installed in the filter body 1, and connecting columns 4 are respectively installed on both sides of the resistor element 3. An inductor element 6 is installed on the connecting column 4. An insulating connector 2 is installed in the middle of the inductor element 6, and a release control 8 is installed on the insulating connector 2. The inductor element 6, the insulating connector 2 and the release control 8 are connected to the capacitor element 7. The resistor element 3, the inductor element 6 and the capacitor element 7 are a combined structure, and the device structure is compact, and there is a hollow structure between the resistor element 3 and the capacitor element 7 to facilitate heat dissipation.

[0041] The above is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the scope disclosed by the present invention according to the technical solution and concept of the present invention, which fall within the protection scope of the present invention.

Claims

1. A filter for a DC regulated power supply, comprising a filter body (1) for protection; Features: Heat dissipation fins (9) are distributed around the filter body (1), and the inner side of the heat dissipation fins (9) is covered with a heat dissipation waterproof layer (5); A filter group is installed in the filter body (1).

2. A filter for a DC regulated power supply according to claim 1, characterized in that: The filter group includes a resistor element (3), an inductor element (6) and a capacitor element (7); A capacitor element (7) is installed in the filter body (1), a resistor element (3) is provided on the outer cover of the capacitor element (7), and inductance elements (6) are respectively installed at both ends of the resistor element (3).

3. A filter for a DC regulated power supply according to claim 2, characterized in that: A connecting column (4) is installed between the resistance element (3) and the inductance element (6).

4. A filter for a DC regulated power supply according to claim 3, characterized in that: An insulating connector (2) is installed at the intersection of the inductance element (6), and a release control (8) is provided in the middle of the insulating connector (2).

5. A filter for a DC regulated power supply according to claim 4, characterized in that: There is a hollow structure between the resistance element (3) and the heat dissipation and water-insulating layer (5).

6. A filter for a DC regulated power supply according to claim 5, characterized in that: The inductor element (6) and the capacitor element (7) are connected to each other.

7. A filter for a DC regulated power supply according to claim 6, characterized in that: The heat dissipation fins (9) are thickened and reinforced structures.

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