CN215818112U

CN215818112U - Dustproof mechanism for interphone

Info

Publication number: CN215818112U
Application number: CN202121965458.2U
Authority: CN
Inventors: 陈锋涛; 冯春来
Original assignee: Shenzhen Qianhai Jiufen Technology Co ltd
Current assignee: Shenzhen Qianhai Jiufen Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-11
Anticipated expiration: 2031-08-20

Abstract

The utility model relates to the technical field of interphones, in particular to a dustproof mechanism for an interphone, which comprises a bottom shell and a top cover, wherein the bottom shell is hinged with the top cover through a hinge; wherein, install the speaker on the drain pan, install the gauze on the top cap, integrated into one piece has fixed frame on the top cap, the inboard sliding connection of fixed frame has the apron, fixedly connected with handle on the apron, it is connected with the support to rotate on the top cap. The utility model overcomes the defects of the prior art, the top cover is hinged on the interphone, the sealing effect during combination is improved through the sealing groove and the sealing ring, the glass plate is arranged on the top cover to prevent dust from entering and assist in observing the screen of the interphone, meanwhile, the top cover is also provided with the gauze and the cover plate which can conveniently seal the gauze at any time, whether the gauze is sealed or not can be selected according to specific use conditions, the use is simple, the operation is convenient, and dust and sand wind can be effectively prevented from entering the interphone.

Description

Dustproof mechanism for interphone

Technical Field

The utility model relates to the technical field of interphones, in particular to a dustproof mechanism for an interphone.

Background

The interphone is a two-way mobile communication tool, can be used for communication without any network support, has no telephone charge, and is suitable for occasions with relatively fixed and frequent communication. Interphones have three main categories: analog interphone, digital interphone, IP interphone. The interphone is a terminal device of trunking communication, and not only can be used as a terminal device of trunking communication, but also can be used as a professional wireless communication tool in mobile communication.

Under the adverse circumstances such as sand storm, dust and sand storm easily enter the interphone, and the using effect and the service life of the interphone are influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a dustproof mechanism for an interphone, which overcomes the defects of the prior art and aims to solve the problem that the service effect and the service life of the interphone are influenced because dust and wind sand easily enter the interphone under severe environments such as wind sand and the like.

In order to achieve the purpose, the utility model provides the following technical scheme: a dustproof mechanism for an interphone comprises a bottom shell and a top cover, wherein the bottom shell is hinged with the top cover through a hinge; wherein, install the speaker on the drain pan, install the gauze on the top cap, integrated into one piece has fixed frame on the top cap, the inboard sliding connection of fixed frame has the apron, fixedly connected with handle on the apron, it is connected with the support to rotate on the top cap, it is connected with U type dead lever to rotate on the support, the guide bar that two symmetries of fixed frame inboard fixedly connected with set up, the guide bar runs through the apron and with apron sliding connection.

As a preferred technical scheme of the present invention, a spring is sleeved on the guide rod, one end of the spring is fixedly connected with the fixing frame, and the other end of the spring is fixedly connected with the cover plate.

As a preferable technical scheme of the utility model, the bottom shell is provided with the screen, and the top cover is provided with the glass plate.

As a preferred technical solution of the present invention, a sound adjusting knob is installed on an upper side of the bottom case, a frequency adjusting knob is installed on the upper side of the bottom case, and an antenna is installed on the upper side of the bottom case.

According to a preferable technical scheme of the utility model, a rubber ring is bonded on one side of the bottom shell, and a sealing groove is formed on one side of the top cover.

As a preferred technical scheme of the utility model, a first magnet is installed at one side of the bottom shell, a second magnet is installed at one side of the top cover, two symmetrically arranged clamping grooves are formed at one side of the bottom shell close to the first magnet, and two symmetrically arranged pin plates are integrally formed at one side of the top cover close to the second magnet.

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

the top cover is hinged to the interphone, the sealing effect is improved through the sealing grooves and the sealing rings when the interphone is combined, the glass plate is mounted on the top cover, dust is prevented from entering the interphone, the screen of the interphone is observed in an auxiliary mode, meanwhile, the top cover is further provided with the gauze and the cover plate capable of conveniently sealing the gauze at any time, whether the gauze is sealed or not can be selected according to specific use conditions, the interphone is simple to use, operation is convenient, and dust and sand wind can be effectively prevented from entering the interphone.

Drawings

FIG. 1 is a schematic structural view of a dustproof mechanism for an intercom according to the present invention;

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

FIG. 3 is an enlarged view of the structure of the area A in FIG. 2 according to the present invention.

In the figure: 1. a bottom case; 11. a sound adjusting knob; 12. a frequency adjustment knob; 13. an antenna; 14. a screen; 15. a rubber ring; 16. a card slot; 17. a first magnet; 18. a speaker; 2. a top cover; 21. a sealing groove; 22. a pin plate; 23. a second magnet; 24. a glass plate; 25. a screen; 26. a fixing frame; 27. a cover plate; 28. a handle; 29. a guide bar; 210. a spring; 211. a support; 212. u type dead lever.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a dustproof mechanism for an intercom includes a bottom case 1 and a top cover 2, the bottom case 1 is hinged to the top cover 2 through a hinge, and the top cover 2 is combined above the bottom case 1 to protect the bottom case 1 of the intercom from dust; wherein, the bottom shell 1 is provided with a loudspeaker 18, the top cover 2 is provided with a gauze 25, when the top cover 2 is combined with the bottom shell 1, the gauze 25 covers the loudspeaker 18 to prevent dust and sand from entering the loudspeaker 18 to a certain extent, and simultaneously, sound transmission is not influenced, a fixing frame 26 is integrally formed on the top cover 2, the inner side of the fixing frame 26 is slidably connected with a cover plate 27, when the cover plate 27 covers the gauze 25, dust and sand can be prevented from passing through the gauze 25 to enter the interphone, a handle 28 is fixedly connected on the cover plate 27, the handle 28 is dragged to drive the cover plate 27 to move, a bracket 211 is rotatably connected on the top cover 2, a U-shaped fixing rod 212 is rotatably connected on the bracket 211, the handle 28 can be clamped at the arc part of the U-shaped fixing rod 212 to prevent the cover plate 27 from rebounding under the action of a spring 210, two guide rods 29 which are symmetrically arranged are fixedly connected on the inner side of the fixing frame 26, and the guide rods 29 are used for guiding the sliding direction of the cover plate 27, the guide rod 29 extends through the cover plate 27 and is slidably connected to the cover plate 27.

Specifically, referring to fig. 2 and 3, the guide rod 29 is sleeved with a spring 210, one end of the spring 210 is fixedly connected to the fixed frame 26, the other end of the spring 210 is fixedly connected to the cover plate 27, and the spring 210 applies an acting force to the cover plate 27 to make the cover plate 27 abut against the upper side of the fixed frame 26, so as to prevent wind, sand and dust from entering the intercom through the gauze 25.

Specifically, referring to fig. 1, the bottom casing 1 is provided with the screen 14, the top cover 2 is provided with the glass plate 24, and when the top cover 2 is combined with the bottom casing 1, the screen 14 of the interphone can be observed through the glass plate 24.

Specifically, referring to fig. 1, a sound adjusting knob 11 is installed on the upper side of the bottom casing 1, a frequency adjusting knob 12 is installed on the upper side of the bottom casing 1, an antenna 13 is installed on the upper side of the bottom casing 1, the sound adjusting knob 11 is used for adjusting sound, the frequency adjusting knob 12 is used for adjusting frequency, and the antenna 13 is used for assisting in receiving signals.

Specifically, referring to fig. 1, a rubber ring 15 is bonded to one side of the bottom case 1, a sealing groove 21 is formed in one side of the top cover 2, and when the top cover 2 is combined with the bottom case 1, the rubber ring 15 is inserted into the sealing groove 21, so that the sealing effect is improved.

Specifically, referring to fig. 1, a first magnet 17 is installed on one side of the bottom case 1, a second magnet 23 is installed on one side of the top cover 2, two symmetrically arranged clamping grooves 16 are formed in one side of the bottom case 1 close to the first magnet 17, two symmetrically arranged pin plates 22 are integrally formed on one side of the top cover 2 close to the second magnet 23, and when the top cover 2 is combined with the bottom case 1, the first magnet 17 and the second magnet 23 are mutually adsorbed to assist in fitting.

The working principle is as follows: when the top cover 2 is combined with the bottom shell 1, the gauze 25 covers the loudspeaker 18 to prevent dust and sand from entering the loudspeaker 18 to a certain extent, and simultaneously, sound transmission cannot be influenced, when the cover plate 27 covers the gauze 25, dust and sand can be prevented from entering the interphone through the gauze 25, the handle 28 is dragged to drive the cover plate 27 to move, the handle 28 can be clamped at the arc-shaped part of the U-shaped fixing rod 212, and the cover plate 27 is prevented from rebounding under the action of the spring 210, when the utility model is not used, the cover plate 27 covers the gauze 25, the top cover 2 is closed, dust can be effectively prevented from entering the interphone, when the interphone is used, the top cover 2 can be opened and operated, when only conversation is needed, the handle 28 can be dragged to drive the cover plate 27 to move, the handle 28 can be clamped at the arc-shaped part of the U-shaped fixing rod 212, and the cover plate 27 is prevented from rebounding under the action of the spring 210, so that the gauze 25 is exposed, when the top cover 2 is combined with the bottom shell 1, first magnetite 17 and second magnetite 23 adsorb each other, supplementary laminating, rubber circle 15 inserts in the seal groove 21, improves sealed effect, can observe the screen 14 of intercom through glass board 24.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dustproof mechanism for intercom, includes drain pan (1) and top cap (2), its characterized in that: the bottom shell (1) is hinged with the top cover (2) through a hinge; wherein, install speaker (18) on drain pan (1), install gauze (25) on top cap (2), integrated into one piece has fixed frame (26) on top cap (2), fixed frame (26) inboard sliding connection has apron (27), fixedly connected with handle (28) on apron (27), it is connected with support (211) to rotate on top cap (2), it is connected with U type dead lever (212) to rotate on support (211), guide bar (29) that two symmetries of fixed frame (26) inboard fixedly connected with set up, guide bar (29) run through apron (27) and with apron (27) sliding connection.

2. The dustproof mechanism for the intercom according to claim 1, wherein: the cover is equipped with spring (210) on guide bar (29), the one end of spring (210) with fixed frame (26) fixed connection, the other end of spring (210) with apron (27) fixed connection.

3. The dustproof mechanism for the intercom according to claim 1, wherein: the screen (14) is installed on the bottom shell (1), and the glass plate (24) is installed on the top cover (2).

4. The dustproof mechanism for the intercom according to claim 1, wherein: sound adjust knob (11) are installed to the upside of drain pan (1), frequency adjust knob (12) are installed to the upside of drain pan (1), antenna (13) are installed to the upside of drain pan (1).

5. The dustproof mechanism for the intercom according to claim 1, wherein: a rubber ring (15) is bonded on one side of the bottom shell (1), and a sealing groove (21) is formed in one side of the top cover (2).

6. The dustproof mechanism for the intercom according to claim 1, wherein: first magnetite (17) is installed to one side of drain pan (1), second magnetite (23) is installed to one side of top cap (2), draw-in groove (16) that two symmetries set up are seted up to one side that drain pan (1) is close to first magnetite (17), top cap (2) are close to one side integrated into one piece of second magnetite (23) has round pin board (22) that two symmetries set up.