CN215734251U

CN215734251U - Anti-falling and anti-abrasion interphone

Info

Publication number: CN215734251U
Application number: CN202122226068.XU
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: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-01
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to the technical field of interphones, in particular to a drop-resistant and abrasion-resistant interphone which comprises a shell, wherein an access hole is formed in the outer wall of the bottom of the shell, a protective cover is arranged on the inner wall of the access hole, a circular groove is formed in the outer wall of one side of the protective cover, a knob is connected to the inner wall of the circular groove through a bearing, a gear is connected to the outer wall of one side of the protective cover through a bearing, a gear transmission shaft is connected to a transmission shaft of the knob, mounting frames are fixedly connected to two sides of the outer wall of one side of the protective cover, and U-shaped bolts are slidably connected to the inner walls of the two mounting frames. The protective cover overcomes the defects of the prior art, the protective cover is locked by matching the adjustable U-shaped bolt arranged on the protective cover with the limiting sleeve arranged in the shell, so that the problem that the protective cover is easy to fall off is avoided, and meanwhile, the protective strength of the protective cover is improved by reinforcing the protective cover through the matching between the mounting frame and the U-shaped bolt.

Description

Anti-falling and anti-abrasion interphone

Technical Field

The utility model relates to the technical field of interphones, in particular to a drop-resistant and abrasion-resistant interphone.

Background

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. The range of coverage of the interphone is wide. Radio communication devices operating in the ultra-short wave frequency band (VHF 30-300 MHz, UHF 300-3000 MHz) are collectively referred to as a radio interphone herein, and are actually referred to as ultra-short wave frequency modulation (fm) radiotelephones according to relevant national standards. Small power, small volume handheld wireless telephones, previously known as walkie-talkies and walkie-talkies, are commonly referred to by people as "walkie-talkies"; a radio telephone set which is large in power and volume and can be mounted in a vehicle (a ship) or used fixedly is called a "radio station", such as a vehicle-mounted station (a vehicle-mounted machine), a ship station, a fixed station, a base station, a transfer station, and the like.

The high-quality plastic shell that present intercom mostly used is so relatively more wear-resisting, nevertheless because the lid adopts screw and plastics screwed pipe to connect behind the intercom mostly, leads to the intercom to receive easy damage of plastics screwed pipe when assaulting, and then leads to the back lid to break away from the shell thereby can't protect the electrical element in the shell.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a drop-resistant and abrasion-resistant interphone, which overcomes the defects of the prior art and aims to solve the problem that when the interphone is dropped, a rear cover is easy to drop and cannot protect internal elements of the interphone.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a resistant abrasionproof intercom that falls, includes the shell, the access hole has been seted up to shell bottom outer wall, and the inner wall of access hole is provided with the visor, the circular slot has been seted up to visor one side outer wall, and the inner wall of circular slot is connected with the knob through the bearing, one side outer wall of visor is connected with the gear through the bearing, and gear drive shaft connects on the transmission shaft of knob, the equal fixedly connected with mounting bracket in both sides of visor one side outer wall, and the inner wall sliding connection of two mounting brackets has U-shaped bolt, two the relative one side outer wall fixedly connected with slide bar of mounting bracket, two the U-shaped bolt is sliding connection respectively on two slide bars, two the outer wall regulation of slide bar has the spring, two the relative one side outer wall fixedly connected with rack of U-shaped bolt, and two racks all mesh with the gear mutually.

As a preferred technical scheme of the utility model, both sides of the outer wall of one side of the protective cover are fixedly connected with mounting sleeves, and both sides of the inner wall of both sides of the shell are fixedly connected with limiting sleeves.

As a preferred technical scheme of the utility model, the specification of the limiting sleeve is matched with that of the U-shaped bolt, and the inner wall of the bottom of the shell is fixedly connected with a circuit board.

As a preferred technical scheme of the utility model, two sides of the inner wall of the bottom of the shell are fixedly connected with spring rods, and the outer walls of the tops of the two spring rods are fixedly connected with prisms.

As a preferable technical scheme of the utility model, the specification of the prism is matched with that of the mounting sleeve.

As a preferable technical scheme of the utility model, the outer wall of one side of the shell is provided with an adjusting knob, and the outer wall of one side of the shell is provided with an antenna.

As a preferable technical solution of the present invention, a speaker is provided on an outer wall of one side of the housing, and an operation panel is provided on an outer wall of one side of the housing.

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

(1) according to the utility model, the adjustable U-shaped bolt is arranged on the protective cover and matched with the limiting sleeve arranged in the shell, so that the protective cover is locked to avoid the problem that the protective cover is easy to fall off, and meanwhile, the protective strength of the protective cover is improved conveniently by matching the mounting frame and the U-shaped bolt.

(2) According to the utility model, the spring rod and the prism are arranged in the shell, and the protective cover is conveniently jacked up through the spring rod through the connection between the prism and the mounting sleeve, so that the stability of the protective cover is enhanced, and the problem of shaking of the protective cover can be effectively avoided.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a rear view of the housing of the present invention;

FIG. 3 is a diagram of the structure of the protective cover of the present invention;

fig. 4 is a side cross-sectional view of the housing of the present invention.

In the figure: 1. a housing; 2. a speaker; 3. an operation panel; 4. adjusting a knob; 5. an antenna; 6. a protective cover; 7. a knob; 8. installing a sleeve; 9. a mounting frame; 10. a U-shaped bolt; 11. a slide bar; 12. a spring; 13. a rack; 14. a gear; 15. a limiting sleeve; 16. a circuit board; 17. a spring lever; 18. a prism.

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. 1-4, a drop-resistant and wear-resistant interphone comprises a shell 1, wherein an access opening is formed in the outer wall of the bottom of the shell 1, a protective cover 6 is arranged on the inner wall of the access opening, the protective cover 6 protects electrical elements in the shell 1, a circular groove is formed in the outer wall of one side of the protective cover 6, a knob 7 is connected to the inner wall of the circular groove through a bearing, a gear 14 can be driven to rotate through the knob 7, a gear 14 is connected to the outer wall of one side of the protective cover 6 through a bearing, the transmission shaft of the gear 14 is connected to the transmission shaft of the knob 7, mounting frames 9 are fixedly connected to both sides of the outer wall of one side of the protective cover 6, the mounting frames 9 support U-shaped bolts 10, U-shaped bolts 10 are slidably connected to the inner walls of the two mounting frames 9, slide bars 11 are fixedly connected to the outer wall of the opposite side of the two mounting frames 9, the two U-shaped bolts 10 are respectively slidably connected to the two slide bars 11, springs 12 are adjusted on the outer walls of the two slide bars 11, the U-shaped bolt 10 is driven to move conveniently through the spring 12, the outer walls of the two opposite sides of the U-shaped bolt 10 are fixedly connected with racks 13, the two racks 13 are meshed with the gear 14, and the U-shaped bolt 10 is driven to move conveniently through the matching between the gear 14 and the racks 13.

Specifically, referring to fig. 3, the two sides of the outer wall of one side of the protective cover 6 are fixedly connected with the mounting sleeves 8, the two sides of the inner wall of the two sides of the shell 1 are fixedly connected with the limiting sleeves 15, the mounting sleeves 8 and the prism 18 are matched to facilitate jacking through the spring rods 17, and the protective cover 6 is locked through the matching between the limiting sleeves 15 and the U-shaped bolts 10.

Specifically, referring to fig. 4, the specification of the position limiting sleeve 15 matches with that of the U-shaped plug 10, and the inner wall of the bottom of the housing 1 is fixedly connected with a circuit board 16.

Specifically, referring to fig. 3, two sides of the inner wall of the bottom of the housing 1 are fixedly connected with spring rods 17, and the outer walls of the tops of the two spring rods 17 are fixedly connected with prisms 18, and the protective cover 6 is tightly abutted by the cooperation of the spring rods 17 and the prisms 18.

Specifically, referring to fig. 4, the size of prism 18 matches the size of mounting sleeve 8, and prism 18 matches mounting sleeve 8 to facilitate quick positioning.

Specifically, referring to fig. 1, an adjusting knob 4 is disposed on an outer wall of one side of the housing 1, and is mainly used for frequency modulation, and an antenna 5 is disposed on an outer wall of one side of the housing 1.

Specifically, referring to fig. 1, a speaker 2 is disposed on an outer wall of one side of a housing 1, and an operation panel 3 is disposed on an outer wall of one side of the housing 1.

The working principle is as follows: during the use, earlier through two installation cover 8 joints on the visor 6 on prism 18 during installation visor 6, it rotates to drive gear 14 at rotatory knob 7, gear 14 pulls U-shaped bolt 10 income mounting bracket 9 through rack 13 during the rotation, push down visor 6 through installation cover 8 extrusion spring beam 17 hard, when visor 6 pushes down relevant position, loosen knob 7U-shaped bolt 10 and drive U-shaped bolt 10 under the effect of spring 12 and insert and accomplish the locking in stop collar 15, spring beam 17 supports tight visor 6 simultaneously and effectively prevents that visor 6 from rocking, pass through U-shaped bolt 10 and stop collar 15 cooperation when the intercom falls, can improve the connection stability between visor 6 and the shell 1, avoid the problem that the back lid falls.

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 resistant abrasionproof intercom that falls, includes shell (1), its characterized in that: the outer wall of the bottom of the shell (1) is provided with an access hole, the inner wall of the access hole is provided with a protective cover (6), the outer wall of one side of the protective cover (6) is provided with a circular groove, the inner wall of the circular groove is connected with a knob (7) through a bearing, the outer wall of one side of the protective cover (6) is connected with a gear (14) through a bearing, a transmission shaft of the gear (14) is connected onto the transmission shaft of the knob (7), two mounting frames (9) are fixedly connected to two sides of the outer wall of one side of the protective cover (6), U-shaped bolts (10) are slidably connected onto the two sliding rods (11), springs (12) are adjusted on the outer walls of the two sliding rods (11), and racks (13) are fixedly connected to the outer wall of one side of the two U-shaped bolts (10) opposite, and the two racks (13) are meshed with the gear (14).

2. The anti-drop and anti-abrasion interphone of claim 1, characterized in that: the equal fixedly connected with installation cover (8) in both sides of visor (6) one side outer wall, the equal fixedly connected with stop collar (15) in both sides of shell (1) both sides inner wall.

3. The anti-drop and anti-abrasion interphone of claim 2, wherein: the specification of stop collar (15) and the specification phase-match of U-shaped bolt (10), shell (1) bottom inner wall fixedly connected with circuit board (16).

4. The anti-drop and anti-abrasion interphone of claim 3, wherein: the two sides of the inner wall of the bottom of the shell (1) are fixedly connected with spring rods (17), and the outer walls of the tops of the two spring rods (17) are fixedly connected with prisms (18).

5. The anti-drop and anti-abrasion interphone of claim 4, wherein: the specification of the prism (18) is matched with that of the mounting sleeve (8).

6. The anti-drop and anti-abrasion interphone of claim 5, wherein: the outer wall of one side of the shell (1) is provided with an adjusting knob (4), and the outer wall of one side of the shell (1) is provided with an antenna (5).

7. The anti-drop and anti-abrasion interphone of claim 6, wherein: the loudspeaker (2) is arranged on the outer wall of one side of the shell (1), and the operation panel (3) is arranged on the outer wall of one side of the shell (1).