CN218570692U

CN218570692U - Combined filter

Info

Publication number: CN218570692U
Application number: CN202222614403.8U
Authority: CN
Inventors: 王磊; 于开辉; 王信强
Original assignee: Weihai Bolin Shengkang Oxygen/air Technology Co ltd; Weihai Dongxing Electronics Co Ltd
Current assignee: Weihai Bolin Shengkang Oxygen/air Technology Co ltd; Weihai Dongxing Electronics Co Ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-03
Anticipated expiration: 2032-09-30

Abstract

The utility model belongs to the technical field of the wave filter, especially, be a modular wave filter, including the silica gel shell, be provided with the PC board in the silica gel shell, the upper surface of PC board has inlayed a plurality of electrodes, and the upper surface of per two electrodes is provided with miniature wave filter, miniature wave filter's bottom integrated into one piece has two mounting panels, and the bottom integrated into one piece of mounting panel has the cardboard, a plurality of mounting grooves have been seted up to the upper surface of PC board, and integrated into one piece has the fixture block in the mounting groove, and the draw-in groove has been seted up to the upper surface of fixture block. The utility model discloses can do fixedly to micro filter's installation to avoid appearing the phenomenon of skew between micro filter and the electrode, with the stability of connecting between assurance micro filter and the electrode, can also prevent that steam from the gap infiltration of micro filter and PC board junction, can effectually avoid electrode and micro filter's junction to wet the short circuit, with this normal application that has increased the device's water-proof effects ensured the wave filter.

Description

Combined filter

Technical Field

The utility model relates to a wave filter technical field especially relates to a combined type wave filter.

Background

The filter is a filter circuit composed of a capacitor, an inductor and a resistor, and is widely applied to military electronic and electrical equipment, the military filter is an electronic component commonly used in the filter, and has good performance compared with the common filter, and the military filter is an electronic component necessary in many electronic products at present and plays a very important role.

In the prior art, the filter has the following defects in the practical application process: the filter has no fixed function during installation, so that the filter is easy to be installed unstably, the condition of disconnection occurs, and military requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a combined filter.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a combined filter, includes the silica gel shell, be provided with the PC board in the silica gel shell, the upper surface of PC board has inlayed a plurality of electrodes, and the upper surface of per two electrodes is provided with micro filter, micro filter's bottom integrated into one piece has two mounting panels, and the bottom integrated into one piece of mounting panel has the cardboard, a plurality of mounting grooves have been seted up to the upper surface of PC board, and integrated into one piece has the fixture block in the mounting groove, and the draw-in groove has been seted up to the upper surface of fixture block, and integrated into one piece has two lugs in the draw-in groove, and the mounting panel is located the mounting groove, and the cardboard is located the draw-in groove and with lug looks joint.

Furthermore, a plurality of sealing frames are integrally formed on the upper surface of the PC board, and the micro filter is located in the sealing frames.

Furthermore, the inner walls of the multiple sides of the sealing frame are fixedly connected with rubber pads, and the rubber pads are in contact with the outer surface of the micro filter.

Furthermore, the bump is made of rubber.

Furthermore, the outer edge of the bump is of an inclined structure.

Compared with the prior art, the beneficial effects of the utility model are that: at first through the mounting groove, the fixture block, the lug, the mounting means of draw-in groove and mounting panel, can do fixedly to micro filter's installation, in order to avoid the phenomenon that the skew appears between micro filter and the electrode, in order to guarantee the stability of being connected between micro filter and the electrode, and simultaneously, still conveniently do it and dismantle, it is convenient nimble, secondly, can ensure the leakproofness between micro filter and the PC board by sealed frame, can prevent that steam from the gap infiltration of micro filter and PC board junction, can effectually avoid electrode and micro filter's junction to wet the short circuit, normal application of wave filter has been ensured with this device's water-proof effects.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at the position A;

fig. 3 is a schematic view of a partially developed structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B of the present invention.

In the figure: 1. a silica gel shell; 2. a PC board; 3. a micro-filter; 4. a sealing frame; 5. a rubber pad; 6. an electrode; 7. mounting grooves; 8. a clamping block; 9. a bump; 10. a card slot; 11. mounting a plate; 12. provided is a clamping plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a combined filter, including silica gel shell 1, be provided with PC board 2 in the silica gel shell 1, the upper surface of PC board 2 has inlayed a plurality of electrodes 6, the upper surface of per two electrodes 6 is provided with micro filter 3, micro filter 3's bottom integrated into one piece has two mounting panels 11, mounting panel 11's bottom integrated into one piece has cardboard 12, a plurality of mounting grooves 7 have been seted up to PC board 2's upper surface, integrated into one piece has fixture block 8 in the mounting groove 7, draw-in groove 10 has been seted up to fixture block 8's upper surface, integrated into one piece has two lugs 9 in the draw-in groove 10, and mounting panel 11 is located mounting groove 7, cardboard 12 is located draw-in groove 10 and with lug 9 looks joint, through the mounting groove, the fixture block, the lug, the mounting means of draw-in groove and mounting panel, can be fixed to micro filter's installation, in order to avoid appearing the phenomenon of squinting between micro filter and the electrode, in order to guarantee the stability of connecting between micro filter and the electrode, and simultaneously, still conveniently dismantle it, and is convenient and flexible.

The utility model discloses in, PC board 2's upper surface integrated into one piece has a plurality of seal frame 4, microfilter 3 is located seal frame 4, can ensure the leakproofness between microfilter and the PC board by seal frame, can prevent the gap infiltration of steam from microfilter and PC board junction, can effectually avoid electrode and microfilter's junction short circuit that wets, the normal use of wave filter has been ensured to the water-proof effects who has increased the device with this, seal frame 4's multilateral inner wall bonds and has rubber pad 5, rubber pad 5 contacts with microfilter 3's surface, utilize the elastic action of rubber pad, make rubber pad 5 and microfilter 3's surface in close contact with when installing microfilter 3, and then guaranteed microfilter 3 and seal frame 4's compactness.

Specifically, the bump 9 is made of rubber, and the outer edge of the bump 9 is of an inclined structure.

The working principle is as follows: during the use, at first install PC board 2 in silica gel shell 1, then, install micro filter 3 on PC board 2 two adjacent electrodes 6 to make in mounting panel 11 embedding mounting groove 7, cardboard 12 card go into in draw-in groove 10 and with lug 9 looks joint, do fixedly to micro filter 3 with this, in order to avoid appearing the phenomenon of skew between micro filter 3 and the electrode 6, in order to guarantee the stability of being connected between micro filter 3 and the electrode 6.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a combined filter, includes silica gel shell (1), its characterized in that, be provided with PC board (2) in silica gel shell (1), the upper surface of PC board (2) has inlayed a plurality of electrodes (6), and the upper surface of per two electrodes (6) is provided with micro filter (3), micro filter's (3) bottom integrated into one piece has two mounting panels (11), and the bottom integrated into one piece of mounting panel (11) has cardboard (12), a plurality of mounting grooves (7) have been seted up to the upper surface of PC board (2), and integrated into one piece has fixture block (8) in mounting groove (7), and draw-in groove (10) have been seted up to the upper surface of fixture block (8), and integrated into one piece has two lugs (9) in draw-in groove (10), and mounting panel (11) are located mounting groove (7), and cardboard (12) are located draw-in groove (10) and with lug (9) looks joint.

2. A combined filter according to claim 1, characterised in that: the upper surface integrated into one piece of PC board (2) has a plurality of sealed frames (4), and micro filter (3) are located sealed frame (4).

3. A combined filter according to claim 2, characterised in that: the multi-side inner wall of the sealing frame (4) is fixedly connected with a rubber pad (5), and the rubber pad (5) is in contact with the outer surface of the micro filter (3).

4. A combined filter according to claim 1, characterised in that: the bump (9) is made of rubber.

5. A combined filter according to claim 4, characterised in that: the outer edge of the bump (9) is of an inclined structure.