CN219370865U - GaN-driven electronic switch with knob structure - Google Patents

Abstract

The utility model relates to the technical field of electronic switches, in particular to a GaN-driven electronic switch with a knob structure, which comprises a switch knob, wherein the switch knob is rotatably arranged on an installation base through a fixedly connected rotating seat, a movable cover is detachably arranged on the installation base, and a protection bin which can be in plug-in fit with the rotating seat to improve waterproof and dustproof capabilities is arranged on the movable cover; the GaN-driven electronic switch with the knob structure can be detachably arranged on the mounting base through the movable cover, and a protection bin can be inserted and matched between the GaN-driven electronic switch and the rotating seat, and the pressed structure is convenient to detach and maintain; meanwhile, the protection bin can play a role in filtering dust and absorbing moisture, and gaps left at the protection bin are prevented from entering dust or water vapor to damage an internal electronic switch; the electronic switch with the structure does not influence the rotation of the knob and has better sealing performance.

Description

GaN-driven electronic switch with knob structure

Technical Field

The utility model relates to the technical field of electronic switches, in particular to a GaN-driven electronic switch with a knob structure.

Background

The elements of the contact opening circuit, the contact closing circuit and the switching circuit are called rotary electronic switches by means of rotary operation; the electronic switch is an operation unit for realizing circuit on-off by utilizing an electronic circuit and a power electronic device, and at least comprises a controllable electronic driving device such as a silicon controlled rectifier, a relay and the like; in the prior electronic switch, electronic components such as a circuit board and the like are mostly made of gallium nitride (GaN) which is a core material of a semiconductor, and then an outer cover and a knob are arranged; the sealing performance is poor, water seepage or dust entering is easy, and then faults such as short circuit and the like are easy to cause for internal electronic components.

The GaN-driven electronic switch has higher cost, and a rotating structure electronic switch with better sealing performance is needed to be obtained, so that the electronic switch has good external use environment, the sealing performance of the rotating structure is maintained, and moisture, dust and the like are prevented from entering the electronic switch. In view of this, we propose a GaN-driven electronic switch with knob structure.

Disclosure of Invention

In order to make up for the above shortcomings, the present utility model provides a GaN-driven electronic switch having a knob structure.

The technical scheme of the utility model is as follows:

the GaN-driven electronic switch with the knob structure comprises a switch knob, wherein the switch knob is rotatably arranged on a mounting base through a rotating seat which is fixedly connected, a movable cover is detachably arranged on the mounting base, and a protection bin which can be matched with the rotating seat in a plugging manner to improve waterproof and dustproof capabilities is arranged on the movable cover.

Preferably, the switch knob is provided with an anti-skid groove capable of increasing friction resistance.

Preferably, a rotating groove with an annular structure is arranged above the rotating seat, and the wall of the rotating groove is smooth.

Preferably, the movable cover is provided with a limit groove which can be inserted and penetrated through the switch knob, and the protection bin is fixedly connected to the inner side of the movable cover and aligned with the rotation groove in position and mutually matched with the rotation groove.

Preferably, a rotating cavity for the rotating seat to rotate is formed in the mounting base, and a mounting groove mutually matched with the cover wall of the movable cover is formed in the surface of the rotating seat.

Preferably, the movable cover wall is provided with an external thread structure, the wall of the mounting groove is provided with a mutually matched thread structure, and the movable cover is installed in the mounting groove in a threaded manner.

Preferably, the protection bin wall is provided with a plurality of through holes, and a filter screen is arranged in each through hole.

Preferably, the protection bin is filled with a moisture-proof and hygroscopic material.

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

the GaN-driven electronic switch with the knob structure can be detachably arranged on the mounting base through the movable cover, and a protection bin can be inserted and matched between the GaN-driven electronic switch and the rotating seat, and the pressed structure is convenient to detach and maintain; meanwhile, the protection bin can play a role in filtering dust and absorbing moisture, and gaps left at the protection bin are prevented from entering dust or water vapor to damage an internal electronic switch; the electronic switch with the structure does not influence the rotation of the knob and has better sealing performance.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an exploded view of the overall structure of the present utility model;

FIG. 3 is an exploded cross-sectional view of the overall structure of the present utility model;

figure 4 is a cut-away side view of the movable cover of the present utility model.

The meaning of each reference numeral in the figures is:

1. a switch knob; 101. an anti-skid groove; 2. a rotating seat; 21. a rotating groove; 3. a movable cover; 301. a limit groove; 31. a protective bin; 311. a via hole; 4. a mounting base; 41. a mounting groove; 42. the cavity is rotated.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, the present utility model is described in detail by the following embodiments:

GaN drive electronic switch with knob structure, including switch knob 1, switch knob 1 is through rotatable installing on mounting base 4 of fixed connection's rotation seat 2, detachably installs movable cover 3 on the mounting base 4, and is equipped with on the movable cover 3 to peg graft the protection storehouse 31 that cooperates in order to improve waterproof and dustproof ability with rotation seat 2.

The switch knob 1 is provided with an anti-slip groove 101 which can increase friction resistance, can be convenient for increasing rotating friction force and plays an anti-slip role.

A rotating groove 21 with an annular structure is arranged above the rotating seat 2, and the wall of the rotating groove 21 is smooth; the protection bin 31 positioned on the movable cover 3 is convenient to plug in, so that the protection bin 31 and the movable cover are mutually closed, and a gap at the joint is blocked by the protection bin 31.

The movable cover 3 is provided with the limit groove 301 which can be inserted and penetrated through the switch knob 1, the protection bin 31 is fixedly connected on the inner side of the movable cover 3 and aligned with the rotating groove 21 in position and mutually matched with the movable cover, as shown in fig. 3, the annular structure does not influence the rotation of the switch knob 1, the laminating performance between the protection bin 31 and the rotating groove 21 can be always kept, and good sealing performance is kept.

The installation base 4 is internally provided with a rotating cavity 42 for the rotating seat 2 to rotate, and the surface of the rotating seat 2 is provided with an installation groove 41 mutually matched with the cover wall of the movable cover 3. The cover wall of the movable cover 3 is provided with an external thread structure, the wall of the mounting groove 41 is provided with mutually matched thread structures, the movable cover 3 is installed in the mounting groove 41 in a threaded manner, the wall of the protection bin 31 is provided with a plurality of through holes 311, and a filter screen is arranged in each through hole 311. Through the mode of screw installation, as shown in fig. 3, the top-down rotary installation can be realized, and the cleaning of the protective bin 31 is convenient for later disassembly.

The protection bin 31 is filled with a dampproof and hygroscopic material, and the protection bin 31 of the embodiment is filled with dry allochroic silica gel, changes color after absorbing water, and can be repeatedly used after drying.

The GaN driving electronic switch with knob structure of this embodiment uses personnel to install GaN driving element etc. based on current electronic switch structure, for the prior art, do not do too much description, as shown in fig. 1 and 2, the rotation seat 2 of bigger diameter is installed to switch knob 1 below, provide with the structure of activity cover 3 complex, rotatable installation rotation seat 2 is in mounting base 4, then top-down installs activity cover 3 screw thread in mounting groove 41, rotate and make activity cover 3 push down, make protection storehouse 31 peg graft and get into in the rotation groove 21 of agreeing with, outside dust or moisture displacement route need pass through protection storehouse 31, dry allochroic silica gel processing in the forehead filter screen and the storehouse on the storehouse wall, can effectively keep the leakproofness, avoid damaging inside electronic switch components.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. GaN drive electronic switch with knob structure, including switch knob (1), its characterized in that: the switch knob (1) is rotatably arranged on the installation base (4) through a rotating seat (2) which is fixedly connected, the movable cover (3) is detachably arranged on the installation base (4), and a protection bin (31) which can be in plug-in fit with the rotating seat (2) to improve waterproof and dustproof capabilities is arranged on the movable cover (3).

2. The GaN driven electronic switch having a knob structure according to claim 1, wherein: the switch knob (1) is provided with an anti-skid groove (101) capable of increasing friction resistance.

3. The GaN driven electronic switch having a knob structure according to claim 1, wherein: and a rotating groove (21) with an annular structure is arranged above the rotating seat (2), and the groove wall of the rotating groove (21) is smooth.

4. The GaN driven electronic switch having a knob structure according to claim 3, wherein: the movable cover (3) is provided with a limit groove (301) which can be inserted and penetrated through the switch knob (1), and the protection bin (31) is fixedly connected to the inner side of the movable cover (3) and aligned with the position of the rotary groove (21) and is mutually matched with the rotary groove.

5. The GaN driven electronic switch having a knob structure according to claim 4, wherein: the installation base (4) is internally provided with a rotating cavity (42) for the rotating seat (2) to rotate, and the surface of the rotating seat (2) is provided with an installation groove (41) which is mutually matched with the cover wall of the movable cover (3).

6. The GaN driven electronic switch having a knob structure according to claim 5, wherein: the movable cover (3) is provided with an external thread structure on the cover wall, and mutually matched thread structures are arranged on the groove wall of the mounting groove (41), and the movable cover (3) is installed in the mounting groove (41) in a threaded mode.

7. The GaN driven electronic switch having a knob structure according to claim 1, wherein: the wall of the protection bin (31) is provided with a plurality of through holes (311), and a filter screen is arranged in each through hole (311).

8. The GaN driven electronic switch having a knob structure according to claim 1, wherein: the protection bin (31) is filled with a dampproof and hygroscopic material.