CN211918546U

CN211918546U - Telescopic loudspeaker for vehicle

Info

Publication number: CN211918546U
Application number: CN202020325514.5U
Authority: CN
Inventors: 李明
Original assignee: Taiwan Yu Electronics Shenzhen Co ltd
Current assignee: Taiwan Yu Electronics Shenzhen Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-11-13
Anticipated expiration: 2030-03-16

Abstract

The utility model relates to a speaker technical field, and an automobile-used telescopic speaker is disclosed, including panel and speaker body, the panel seted up with speaker body assorted circular through-hole, the equal fixedly connected with movable block in both sides about the lateral wall left end of speaker body, the upper and lower lateral wall of circular through-hole has all been seted up with movable block assorted recess, the lateral wall of one of them recess rotates through first antifriction bearing and is connected with the threaded rod, and the fixed dead lever that is equipped with in inside of another recess, the cavity has been seted up to the lateral wall inside of circular through-hole, and the fixed motor that is equipped with in inside of cavity, the output of motor passes through the shaft coupling and is connected with the rotation of the pole wall. The utility model discloses can be after the speaker finishes using, pack up the speaker, avoid the speaker to receive outside striking and damage, can prevent that outside dust from getting into inside the speaker when the speaker does not work simultaneously, influence the speaker and use.

Description

Telescopic loudspeaker for vehicle

Technical Field

The utility model relates to a speaker technical field especially relates to an automobile-used telescopic speaker.

Background

The loudspeaker is a very common electroacoustic transducer, which can be seen in electronic and electrical equipment for sound production, the loudspeaker is a transducer for converting an electric signal into an acoustic signal, the performance of the loudspeaker has great influence on the sound quality, the loudspeaker is the weakest component in the sound equipment, and the loudspeaker is the most important component for the sound effect.

At present, the main frame of the audio-visual equipment used by the automobile is mostly embedded in the panel in front of the driver's seat of the automobile, and the loudspeaker is embedded in the automobile door or the panel, because the loudspeaker has directivity to the user, the good design can make the user have the presence feeling, but the design of the automobile is hindered, the loudspeaker can not obtain a good arrangement position, the loudspeaker is convexly arranged on the panel or the automobile door, the loudspeaker is easy to collide and damage easily, and therefore, the telescopic loudspeaker for the automobile is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art audio-visual equipment's that car used host computer and inlay in locating the panel in vehicle driver's seat the place ahead mostly, and the speaker inlays and locates in door or the panel, because the speaker has the directionality to the user, good design can let the user have the telepresence, nevertheless hinder the design of vehicle, the speaker can't obtain a good settling position all, panel or door are located to the speaker is protruding, easily make the speaker produce the problem that the collision damaged easily, and the automobile-used telescopic speaker who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a telescopic loudspeaker for a vehicle comprises a panel and a loudspeaker body, wherein the panel is provided with a circular through hole matched with the loudspeaker body, the upper side and the lower side of the left end of the outer side wall of the loudspeaker body are fixedly connected with movable blocks, the upper side wall and the lower side wall of the circular through hole are respectively provided with a groove matched with the movable blocks, the side wall of one groove is rotatably connected with a threaded rod through a first rolling bearing, a fixed rod is fixedly arranged in the other groove, a cavity is arranged in the side wall of the circular through hole, a motor is fixedly arranged in the cavity, the output end of the motor is rotatably connected with the left end of the rod wall of the threaded rod through a coupler, the side wall of one movable block is in threaded connection with the rod wall of the threaded rod, the side wall of the other movable block is in sliding connection with the rod wall of the fixed rod through the, and the inside of circular framework is fixed and is equipped with the dust screen, the speaker body is equipped with fixed establishment and is connected with circular framework through fixed establishment.

Preferably, the fixing mechanism comprises a circular ring, two abutting plates and two bolts, connecting rods are fixedly connected to the upper side and the lower side of the right end of the loudspeaker body, the right ends of the two connecting rods are fixedly connected with the upper end and the lower end of the side wall of the circular ring respectively, a circular groove matched with the circular frame body is formed in the right side wall of the circular ring, sliders are fixedly connected to the two opposite ends of the abutting plates respectively, L-shaped sliding grooves matched with the sliders are formed in the right ends of the upper side wall and the lower side wall of the circular groove respectively, the side walls of the two abutting plates are rotatably connected with the rod walls of the two bolts through second rolling bearings respectively, and threaded holes matched with the bolts are formed in the upper end and the lower end of the side.

Preferably, the sealing ring is fixedly sleeved at the right end of the outer side wall of the circular ring, and the sealing groove matched with the sealing ring is formed in the right end of the side wall of the circular through hole.

Preferably, the left side walls of the two abutting plates are fixedly connected with positioning blocks, and the upper end and the lower end of the right side wall of the circular frame body are provided with positioning holes matched with the positioning blocks.

Preferably, the upper side wall of the cavity is provided with a heat dissipation port.

Preferably, two the common fixedly connected with annular shock pad in the both ends that the movable block is in opposite directions, and the inside wall and the speaker body lateral wall left end fixed connection of annular shock pad.

Compared with the prior art, the utility model provides an automobile-used telescopic speaker possesses following beneficial effect:

1. this automobile-used telescopic speaker through mutually supporting of motor, threaded rod, dead lever and two movable blocks that are equipped with, can stretch out the circular through-hole with the speaker body outside, avoids the speaker body to put with the panel inside, influences tone quality, after finishing using, can pack up the speaker body, avoids the speaker body to receive outside striking and damage.

2. This telescopic speaker for vehicle through mutually supporting of the circular framework that is equipped with and dust screen, can prevent that outside dust from getting into the speaker inside not working at the speaker, the dust is piled up, influences the use of speaker body, through the fixed establishment who is equipped with, can be convenient for people change the dust screen fast, and it is convenient to change.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can use the back that finishes at the speaker, pack up the speaker, avoid the speaker to receive outside striking and damage, can prevent simultaneously that outside dust from getting into inside the speaker when the speaker does not work, the dust is piled up, influences the use of speaker, and is convenient for people to change the dust screen fast.

Drawings

Fig. 1 is a schematic structural view of a vehicular retractable speaker according to the present invention;

FIG. 2 is a schematic side view of the dust screen of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 1.

In the figure: the loudspeaker comprises a panel 1, a loudspeaker body 2, a movable block 3, a threaded rod 4, a fixed rod 5, a motor 6, a circular frame 7, a dustproof net 8, a circular ring 9, a abutting plate 10, a bolt 11, a connecting rod 12, a sealing ring 13, a positioning block 14 and an annular shock pad 15.

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.

Referring to fig. 1-3, a vehicular telescopic speaker comprises a panel 1 and a speaker body 2, wherein the panel 1 is provided with a circular through hole matched with the speaker body 2, the upper and lower sides of the left end of the outer side wall of the speaker body 2 are fixedly connected with movable blocks 3, the upper and lower side walls of the circular through hole are respectively provided with a groove matched with the movable blocks 3, the side wall of one groove is rotatably connected with a threaded rod 4 through a first rolling bearing, a fixed rod 5 is fixedly arranged inside the other groove, a cavity is arranged inside the side wall of the circular through hole, a motor 6 is fixedly arranged inside the cavity, the output end of the motor 6 is rotatably connected with the left end of the rod wall of the threaded rod 4 through a shaft coupling, the side wall of one movable block 3 is in threaded connection with the rod wall of the threaded rod 4, and the side wall of the other movable block 3 is, the right side of speaker body 2 is equipped with circular framework 7, and the fixed dust screen 8 that is equipped with in inside of circular framework 7, and speaker body 2 is equipped with fixed establishment and is connected with circular framework 7 through fixed establishment.

The fixing mechanism comprises a circular ring 9, two abutting plates 10 and two bolts 11, connecting rods 12 are fixedly connected to the upper side and the lower side of the right end of the loudspeaker body 2, the right ends of the two connecting rods 12 are fixedly connected with the upper end and the lower end of the side wall of the circular ring 9 respectively, a circular groove matched with the circular frame body 7 is formed in the right side wall of the circular ring 9, sliders are fixedly connected to the opposite ends of the two abutting plates 10, L-shaped sliding grooves matched with the sliders are formed in the upper end and the lower end of the circular groove, the side walls of the two abutting plates 10 are rotatably connected with the rod walls of the two bolts 11 through second rolling bearings respectively, threaded holes matched with the bolts 11 are formed in the upper end and the lower end of the side wall of the circular frame body 7 respectively, the two bolts 11 are screwed, the two abutting plates 10 can be moved rightwards, so that the two abutting plates 10 can be separated from the circular frame body, and is convenient to replace.

The fixed sealing ring 13 that has cup jointed in lateral wall right-hand member of ring 9, the lateral wall right-hand member of circular through-hole seted up with sealing ring 13 assorted seal groove, can increase the leakproofness between ring 9 and the circular through-hole, reduce the dust and get into the inside possibility of speaker body 2.

The locating blocks 14 are fixedly connected to the left side walls of the two abutting plates 10, locating holes matched with the locating blocks 14 are formed in the upper end and the lower end of the right side wall of the circular frame body 7, and therefore people can locate the circular frame body 7 quickly when installing the circular frame body 7, and people can install the circular frame body 7 quickly.

The upper side wall of the cavity is provided with a heat dissipation port, so that the heat dissipation of the motor 6 can be facilitated, and the service life of the motor 6 is prolonged.

The common fixedly connected with annular shock pad 15 in both ends that two movable blocks 3 are in opposite directions, and the inside wall of

annular shock pad

15 and 2 lateral wall left end fixed connection of speaker body, the vibrations that can reduce the car and produce at the in-process that goes ahead are to the influence of speaker body 2, reduce the possibility that speaker body 2 damaged.

The utility model discloses in, during the use, motor 6 through being equipped with, threaded rod 4, dead lever 5 and two movable block 3, motor 6 work, can make threaded rod 4 rotate, thereby can make one of them movable block 3 remove right, under dead lever 5 and another movable block 3's cooperation, can stretch out circular through-hole outside with speaker body 2, avoid speaker body 2 to put with panel 1 inside, influence tone quality, after finishing using, motor 6 work, can make threaded rod 4 rotate, thereby can make two movable block 3 remove left, and then can pack up speaker body 2, avoid speaker body 2 to receive outside striking and damage.

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. A vehicular telescopic loudspeaker comprises a panel (1) and a loudspeaker body (2), and is characterized in that the panel (1) is provided with a circular through hole matched with the loudspeaker body (2), the upper side and the lower side of the left end of the outer side wall of the loudspeaker body (2) are fixedly connected with movable blocks (3), the upper side wall and the lower side wall of the circular through hole are respectively provided with a groove matched with the movable blocks (3), the side wall of one groove is rotatably connected with a threaded rod (4) through a first rolling bearing, a fixed rod (5) is fixedly arranged in the other groove, a cavity is arranged in the side wall of the circular through hole, a motor (6) is fixedly arranged in the cavity, the output end of the motor (6) is rotatably connected with the left end of the rod wall of the threaded rod (4) through a coupler, the side wall of one movable block (3) is in threaded connection with the rod wall of the threaded, and the lateral wall of another movable block (3) passes through the pole wall sliding connection of first through-hole and dead lever (5), the right side of speaker body (2) is equipped with circular framework (7), and the inside of circular framework (7) is fixed and is equipped with dust screen (8), speaker body (2) are equipped with fixed establishment and are connected with circular framework (7) through fixed establishment.

2. The telescopic speaker for vehicle as claimed in claim 1, wherein the fixing mechanism comprises a ring (9), two abutting plates (10) and two bolts (11), the upper side and the lower side of the right end of the loudspeaker body (2) are both fixedly connected with connecting rods (12), and the right ends of the two connecting rods (12) are respectively fixedly connected with the upper end and the lower end of the side wall of the circular ring (9), the right side wall of the circular ring (9) is provided with a circular groove matched with the circular frame body (7), two opposite ends of the two abutting plates (10) are fixedly connected with sliding blocks, the right ends of the upper and lower side walls of the circular groove are both provided with L-shaped sliding grooves matched with the sliding blocks, the side walls of the two abutting plates (10) are respectively and rotatably connected with the rod walls of the two bolts (11) through second rolling bearings, and threaded holes matched with the bolts (11) are formed in the upper end and the lower end of the side wall of the circular frame body (7).

3. The vehicular telescopic speaker according to claim 2, wherein a sealing ring (13) is fixedly sleeved at the right end of the outer side wall of the circular ring (9), and a sealing groove matched with the sealing ring (13) is formed at the right end of the side wall of the circular through hole.

4. The vehicular telescopic speaker according to claim 2, wherein the left side walls of the two abutting plates (10) are fixedly connected with positioning blocks (14), and the upper and lower ends of the right side wall of the circular frame (7) are respectively provided with positioning holes matched with the positioning blocks (14).

5. The retractable speaker as claimed in claim 1, wherein the upper wall of the chamber has a heat sink.

6. The telescopic speaker as claimed in claim 1, wherein the two opposite ends of the two movable blocks (3) are fixedly connected with a ring-shaped shock pad (15) together, and the inner side wall of the ring-shaped shock pad (15) is fixedly connected with the left end of the outer side wall of the speaker body (2).