CN113473281A

CN113473281A - Exempt from to glue fixed bluetooth headset loudspeaker of formula installation

Info

Publication number: CN113473281A
Application number: CN202110544519.6A
Authority: CN
Inventors: 盛成龙
Original assignee: Shenzhen Shengjiali Electronics Co ltd
Current assignee: Shenzhen Shengjiali Electronics Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-10-01
Anticipated expiration: 2041-05-18
Also published as: CN113473281B

Abstract

The invention discloses a non-adhesive Bluetooth earphone speaker which is fixedly installed, and relates to the technical field of speakers. The circular baffle plate is installed in a pushing and sealing mode through six short ejector rods and can be movably disassembled, and ear droppings stored between two check ring bodies can be conveniently cleaned after the circular baffle plate is disassembled.

Description

Exempt from to glue fixed bluetooth headset loudspeaker of formula installation

Technical Field

The invention relates to the technical field of loudspeakers, in particular to a non-adhesive Bluetooth earphone loudspeaker which is fixedly installed.

Background

None of the known wireless bluetooth headsets were known, and initially were challenged by the doubt and cynicism of countless internet friends, but were ultimately successful. Along with the success of the wireless Bluetooth headset, various Bluetooth headsets in the market are also in force, the Bluetooth headset once becomes a mainstream headset, and the loudspeaker is the most important component part in the Bluetooth headset.

For example, patent number is CN201921859079.8, discloses a loudspeaker subassembly and two listen bluetooth headset, and the loudspeaker subassembly includes casing and loudspeaker, the casing is hollow structure, is provided with a cavity in, be provided with the mounting groove in the cavity, the mounting groove is the ladder groove, including installation department and play sound portion, the width of installation department is greater than the width of play sound portion, thereby the installation department with form the ladder structure between the play sound portion, loudspeaker set up in the installation department, including the phonation face, the phonation face towards play sound portion sets up, correspond on the casing play sound portion is provided with the phonation hole, the phonation portion passes through it communicates in the external world to go out the phonation hole. Two listen bluetooth headset includes loudspeaker component, and loudspeaker component's phonate hole need not to fill in the duct, only needs to hang in external ear, wears to submit comparatively comfortablely, and the sound that loudspeaker component sent is propagated near the ear region along the air through phonate hole, can remove stethoscope effect and effect in the head.

Present earphone loudspeaker is not good enough because the effect is kept off to intercepting of earphone shell to ear feces impurity, cause ear feces impurity very easily to get into along the sound hole on the earphone shell and glue the bonding contact with the sound membrane on the inside loudspeaker of earphone and produce extra vibration noise and influence tone quality, the ear feces disintegrating slag that gets into the earphone inside in addition is extremely difficult to clear up, and wear the earphone for a long time and can cause in the ear temperature and humidity rise and need frequently take off the earphone and take a breath in to the ear, this can influence the earphone normal use of wearing.

Disclosure of Invention

The invention aims to provide a sticky-free Bluetooth headset speaker installed and fixed, and aims to solve the problem that the normal wearing and use of the headset is influenced because the temperature and humidity in the ear are increased due to the fact that the user frequently takes off the headset to ventilate the ear when wearing the headset for a long time in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a Bluetooth earphone speaker installed and fixed in a non-adhesive manner comprises a front shell; the front shell is of an annular structure, the rear side of the front shell is connected with a rear shell in a locking manner, the inner and outer sleeves on the front shell are provided with two circles of sound guide holes in a penetrating manner, the backs of the two circles of sound guide holes are communicated with a sound guide pipe, a circular horn is embedded in the rear shell, the circumferential outer walls of the front shell and the rear shell are provided with a circle of ventilation shaft holes in an annular array penetrating manner, and when the front shell and the rear shell are locked together, the two circles of shaft holes on the front shell and the rear shell are in butt joint communication; a rear housing; the rear shell comprises a threaded rod which is rotationally connected to the position outside the center of a back circular plate of the rear shell, and an inserting and plugging mechanism is arranged on the threaded rod in a meshing and sleeving manner; the front shell comprises lattice baffle rings, two lattice baffle rings are sleeved and fixed on the back of the circular plate at the front end of the front shell in an inner-outer ring manner, and the two lattice baffle rings are positioned in the front shell; the front shell also comprises a circular baffle, and the circular baffle is arranged inside the front shell in a sliding manner and is sealed on the rear end openings of the two grid baffle rings in a propping manner; the lattice baffle ring surrounds two circles of air ducts on the front shell in the lattice baffle ring, and two circles of sound guide grooves are correspondingly formed in the lattice baffle ring in a front-back penetrating mode.

Preferably, the sound guide grooves sequentially communicate the space of the inner ring grid baffle ring, the space between the two rings of grid baffle rings and the space between the outer ring grid baffle ring and the inner wall of the circumference of the front shell, and a circle of through holes are formed in the circumference ring of the circular baffle in a penetrating manner.

Preferably, the plugging mechanism comprises a plugging rod, a circle of plugging rod is supported and welded on a star frame at the back of the plugging mechanism in an annular array mode, and the star frame and the circle of plugging rod form a main body of the plugging mechanism together; and two positioning rings are sleeved on the inserting rod in a front-back corresponding manner.

Preferably, the plugging mechanism further comprises a rubber plugging column, a circle of rubber plugging columns is sleeved and fixed on the rear end section of a circle of plugging rods, and a circle of rubber plugging columns is plugged on an opening at the tail end of a circle of ventilation shaft holes in the rear shell.

Preferably, the circle of inserted bar and the positioning ring thereon are correspondingly inserted in a circle of ventilation shaft holes on the circumferential outer walls of the front shell and the rear shell, and the front end section of the circle of inserted bar is inserted and plugged in the small-diameter air outlet hole at the front end of the circle of ventilation shaft hole on the front shell.

Preferably, the loudspeaker comprises short ejector rods, six short ejector rods are supported on the back outer ring of the loudspeaker in an annular array mode, and when the front shell is in locking butt joint with the rear shell, a circle of short ejector rods are in pushing contact with the circular baffle.

Preferably, the positioning ring is connected with the inserted bar through two supporting plates symmetrically arranged in the positioning ring, and sound guide channels are formed between the positioning ring and the inserted bar at intervals.

Compared with the prior art, the invention has the beneficial effects that:

1. the two lattice baffle rings are two blocking barriers, so that the probability that the earwax debris enters the rear shell and is adhered to the sound film of the loudspeaker can be effectively reduced, sound in the earphone is transmitted by an S-shaped circuitous path, the S-shaped circuitous path has the effect of blocking the transmission of the earwax debris, the quantity of the earwax debris entering the rear shell can be effectively reduced, excessive earwax is prevented from contacting the sound film on the loudspeaker, extra vibration sound waves are generated to influence the sound quality of the earphone, and the smooth transmission of the sound is ensured by the two circles of sound guide grooves on the premise of effectively blocking the earwax debris;

2. the circular baffle can prevent earwax debris from directly entering the rear shell through the rear end openings of the two check rings, the circular baffle can seal the inner parts of the two check rings and the rear ends of the spaces between the two check rings to enable each space to form a complete sound transmission path in a closed loop mode, a circle of through holes penetrate through the circumference of the circular baffle, the circle of through holes on the periphery of the circular baffle can be used for transmitting sound of a loudspeaker, the circular baffle is pushed and sealed by six short ejector rods and can be movably disassembled, and earwax impurities stored between the two check rings can be conveniently cleaned after the circular baffle is disassembled;

3. the circle of rubber plugging columns are matched with the front end section of the circle of the inserting rod to be used together, so that the front end and the rear end of the circle of the ventilation shaft holes on the front shell and the rear shell can be plugged, impurities are prevented from entering and blocking the ventilation shaft holes, the air tightness and sound feeling of ears can be ensured, the threaded rod can be pushed to drive the plugging mechanism to slide back and forth to open and close the circle of ventilation shaft holes, when the circle of ventilation shaft holes are opened, external air flow can enter the ears to relieve and reduce the temperature and the humidity in the ears, and the comfortable feeling of wearing of the earphones is improved. In addition, the air circulation can be ensured by the gap between the positioning ring and the inserted rod.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the rear three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the present invention in an exploded state;

FIG. 4 is a schematic view of the installation position of the circular baffle of the present invention;

FIG. 5 is a schematic view of a plugging mechanism of the present invention;

FIG. 6 is a schematic view of the structure of the circular baffle of the present invention;

FIG. 7 is a schematic view of the front shell half-section internal structure of the present invention;

FIG. 8 is a schematic view of a grid stop ring configuration of the present invention;

FIG. 9 is an enlarged view of portion A of FIG. 5 according to the present invention;

FIG. 10 is an enlarged view of portion B of FIG. 7 according to the present invention;

in the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a front housing; 101. a check ring; 102. a circular baffle;

2. a rear housing;

201. a threaded rod;

3. a plugging mechanism;

301. inserting a rod; 302. a positioning ring; 303. plugging the column with rubber;

4. a horn;

401. short ejector pin.

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.

Example one

Referring to fig. 1 to 10, a non-adhesive mounting and fixing bluetooth headset speaker includes a front case 1; the front shell 1 is of an annular structure, the rear side of the front shell is connected with a rear shell 2 in a locking manner, the inner and outer sleeves on the front shell 1 are provided with two circles of sound guide holes in a penetrating manner, the backs of the two circles of sound guide holes are both communicated with a sound guide pipe, a round loudspeaker 4 is embedded in the rear shell 2, the circumferential outer walls of the front shell 1 and the rear shell 2 are both provided with a circle of ventilation shaft holes in an annular array in a penetrating manner, and when the front shell 1 and the rear shell 2 are locked together, the two circles of shaft holes on the front shell are in butt joint communication; a rear housing 2; the rear shell 2 comprises a threaded rod 201, the threaded rod 201 is rotatably connected to the position outside the center of a back circular plate of the rear shell 2, and the threaded rod 201 is engaged and sleeved with an inserting and plugging mechanism 3; the loudspeaker 4 comprises short ejector rods 401, six short ejector rods 401 are supported on the outer ring of the back of the loudspeaker 4 in an annular array mode, when the front shell 1 and the rear shell 2 are locked and butted, a circle of short ejector rods 401 are in pushing contact with the circular baffle plate 102, and a circle of short ejector rods 401 can push and fix the circular baffle plate 102; the plugging mechanism 3 comprises a plugging rod 301, a circle of plugging rods 301 are supported and welded on a star frame at the back of the plugging mechanism 3 in an annular array mode, and the star frame and the circle of plugging rods 301 jointly form a main body of the plugging mechanism 3; two positioning rings 302 are sleeved on one circle of inserted rods 301 at intervals in a front-back corresponding manner; the circle of insert rods 301 and the positioning rings 302 thereon are correspondingly inserted into a circle of ventilation shaft holes on the circumferential outer walls of the front shell 1 and the rear shell 2, and the front end section of the circle of insert rods 301 is inserted and plugged on the small-diameter air outlet hole at the front end of the circle of ventilation shaft holes on the front shell 1.

Further, preceding shell 1 includes check fender ring 101, and two check fender rings 101 are the back that the interior outer ring cover is fixed in preceding shell 1 front end circular plate, and two check fender rings 101 are located the inside of preceding shell 1, and two check fender rings 101 are the twice barrier that blocks, can effectively reduce the earwax dregs and get into in the backshell 2 and glue the probability of gluing on loudspeaker 4 sound membrane.

Further, the front shell 1 further comprises a circular baffle 102, the circular baffle 102 is arranged inside the front shell 1 and sealed on the rear end openings of the two grid baffle rings 101 in a propping manner, the circular baffle 102 can prevent the earwax slag from directly entering the rear shell 2 through the rear end openings of the two grid baffle rings 101, and the circular baffle 102 can seal the rear ends of the spaces inside and between the two grid baffle rings 101, so that each space can form a complete sound transmission path in a closed loop manner.

Furthermore, the lattice baffle ring 101 surrounds two circles of air ducts on the front shell 1 in the earphone, and two circles of sound guide grooves are correspondingly penetrated and arranged on the two lattice baffle rings 101 in a front-back manner, when sound is transmitted in the earphone, the sound firstly enters a space between the outer lattice baffle ring 101 and the circumferential inner wall of the rear shell 2 through a circle of through holes on the periphery of the circular baffle plate 102, then enters a space between the two lattice baffle rings 101 through a circle of sound guide grooves at the front end of the outer lattice baffle ring 101, then enters an inner space of the inner lattice baffle ring 101 through a circle of sound guide grooves at the rear end of the inner lattice baffle ring 101 and is transmitted to the ears from the sound guide holes on the front shell 1, and then the sound in the earphone is transmitted in an S-shaped circuitous path which has the effect of blocking the transmission of the ear feces crumbles, so that the quantity of the ear feces crumbles entering the rear shell 2 can be effectively reduced, and excessive ear feces are prevented from contacting with the sound film on the loudspeaker 4, the additional vibration sound waves are generated to influence the sound quality of the earphone, and the smooth transmission of sound is ensured on the premise that the sound guide grooves are used for effectively separating the ear waste slag.

Further, two circles of sound guide grooves communicate the space of the inner grid baffle ring 101, the space between the two circles of grid baffle rings 101 and the space between the outer grid baffle ring 101 and the inner wall of the circumference of the front shell 1 in sequence, a circle of through hole is formed in the circumference of the circular baffle plate 102 in a penetrating mode, the circle of through hole in the periphery of the circular baffle plate 102 can be used for transmitting the sound of the loudspeaker 4, the circular baffle plate 102 is installed in a pushing mode through six short ejector rods 401 in a pushing mode and is installed in a sealing mode, the circular baffle plate 102 can be movably disassembled, and the ear feces impurities stored between the two grid baffle rings 101 can be cleaned conveniently after the circular baffle plate 102 is disassembled.

Example two

Referring to fig. 1 to 10, in the second embodiment, other structures are not changed, the plugging mechanism 3 further includes a rubber plugging column 303, a circle of rubber plugging columns 303 is fixedly inserted into a rear end section of a circle of insertion rods 301, and a circle of rubber plugging columns 303 is plugged into an opening at the tail end of a circle of ventilation shaft holes on the rear shell 2, a circle of rubber plugging columns 303 is used together with a front end section of a circle of insertion rods 301 to plug the front and rear ends of a circle of ventilation shaft holes on the front shell 1 and the rear shell 2, so as to prevent impurities from entering and plugging the ventilation shaft holes, ensure the air tightness and sound sensation of ears, and the threaded rod 201 can drive the plugging mechanism 3 to slide back and forth to open and close the circle of ventilation shaft holes, when the circle of ventilation shaft holes is opened, external air flow can enter into the ears to relieve the reduction of temperature and humidity in the ears, improve the comfort when the earphones are worn, and the earphones do not need to be removed when the earphones are ventilated inside and outside the ears, the normal wearing and use of the earphone can not be influenced.

Further, the holding plate that the holding ring 302 set up through its inside two symmetries is connected with inserted bar 301, and holding ring 302 and inserted bar 301 interval are formed with the sound channel of leading, holding ring 302 has the effect of spacing holding inserted bar 301, it can guarantee that inserted bar 301 directly displaces when sliding in the front and back, avoid it because the not enough elastic deformation of rigidity can not correspond the grafting with the minor diameter venthole of round ventilation shaft hole front end on the front shell 1, the circulation of air can be guaranteed to the space between holding ring 302 and the inserted bar 301 in addition.

EXAMPLE III

Referring to fig. 1 to 10, in the third embodiment, other structures are not changed, a rubber cushion pad can be additionally installed at the head end of the short ejector rod 401, so as to avoid puncturing the fixed circular baffle 102 when pushing the fixed circular baffle, and reduce the probability that the short ejector rod 401 is itself broken by pushing, which improves the rationality of the overall structure design of the earphone.

The working principle is as follows: when sound is transmitted inside the earphone, the sound firstly enters a space between the outer ring grid baffle ring 101 and the inner circumferential wall of the rear shell 2 through a circle of through holes on the periphery of the circular baffle plate 102, then enters a space between two grid baffle rings 101 through a circle of sound guide grooves at the front end of the outer ring grid baffle ring 101, then enters an inner space of the inner ring grid baffle ring 101 through a circle of sound guide grooves at the rear end of the inner ring grid baffle ring 101 and is transmitted to the ear from a sound guide hole on the front shell 1, and then the sound in the earphone is transmitted through an S-shaped circuitous path, wherein the S-shaped circuitous path has the effect of blocking the transmission of the ear wax crumbs, so that the quantity of the ear wax crumbs entering the rear shell 2 can be effectively reduced, excessive ear wax is prevented from contacting with a sound film on the loudspeaker 4, and extra vibration sound waves are generated to influence the sound quality of the earphone;

the front end and the rear end of a circle of ventilation shaft holes on the front shell 1 and the rear shell 2 can be plugged by the circle of rubber plugging columns 303 matched with the front end section of the circle of insertion rods 301, so that impurities are prevented from entering and blocking the ventilation shaft holes, the air tightness and sound sensation of ears can be ensured, the threaded rod 201 can push and drive the plugging mechanism 3 to slide back and forth to open and close the circle of ventilation shaft holes, when the circle of ventilation shaft holes are opened, external air flow can enter the ears to relieve and reduce the temperature and humidity in the ears, and the comfort when the earphone is worn is improved, and the earphone does not need to be taken off when the inside and outside ventilation of the ears is carried out, and the normal wearing and use of the earphone is not influenced;

the positioning ring 302 has the function of limiting and keeping the inserted rod 301, and can ensure that the inserted rod 301 directly moves when sliding back and forth, so that the situation that the inserted rod cannot be correspondingly inserted into a small-diameter air outlet hole at the front end of a circle of ventilation shaft hole on the front shell 1 due to insufficient rigidity and elastic deformation is avoided, and the air circulation can be ensured through a gap between the positioning ring 302 and the inserted rod 301.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a exempt from to glue fixed bluetooth headset loudspeaker of formula installation which characterized in that: comprising a front shell (1);

the front shell (1) is of an annular structure, and the rear side of the front shell is connected with a rear part in a locking way

The sound guide structure comprises a shell (2), wherein an inner ring sleeve and an outer ring sleeve on a front shell (1) are provided with two circles of sound guide holes in a penetrating mode, the backs of the two circles of sound guide holes are communicated with a sound guide pipe, a round horn (4) is embedded in a rear shell (2), the outer walls of the circumferences of the front shell (1) and the rear shell (2) are provided with a circle of ventilation shaft holes in a penetrating mode in an annular array mode, and when the front shell (1) and the rear shell (2) are locked together, the two circles of shaft holes in the front shell (1) and the rear shell (2) are communicated in a butt joint mode;

a rear housing (2); the rear shell (2) comprises a threaded rod (201), the threaded rod (201) is rotatably connected to the outer position of the center of a back circular plate of the rear shell (2), and a plugging mechanism (3) is arranged on the threaded rod (201) in a meshing and sleeving mode.

2. The adhesive-free type fixed Bluetooth headset speaker of claim 1, wherein: preceding shell (1) is including check fender ring (101), and two department check fender rings (101) are the back that the inner and outer ring cover was fixed in preceding shell (1) front end circular plate, and two department check fender rings (101) are located the inside of preceding shell (1).

3. The adhesive-free type fixed Bluetooth headset speaker of claim 1, wherein: the front shell (1) further comprises a circular baffle (102), and the circular baffle (102) is arranged inside the front shell (1) in a sliding mode and sealed on the rear end openings of the two grid baffle rings (101) in a propping mode.

4. The adhesive-free type fixed Bluetooth headset speaker of claim 2, wherein: the lattice baffle ring (101) surrounds two circles of air ducts on the front shell (1) in the lattice baffle ring, and two circles of sound guide grooves are correspondingly formed in the lattice baffle ring (101) in the front and at the back in a penetrating mode.

5. The Bluetooth headset speaker of claim 4, wherein: the sound guide grooves are used for sequentially communicating the space of the inner ring grid baffle ring (101), the space between the two rings of grid baffle rings (101) and the space between the outer ring grid baffle ring (101) and the inner wall of the circumference of the front shell (1), and a circle of through holes are formed in the circumference of the circular baffle plate (102) in a penetrating mode.

6. The adhesive-free type fixed Bluetooth headset speaker of claim 1, wherein: the plugging mechanism (3) comprises

The plug-in rod (301), a circle of plug-in rods (301) are supported and welded on a star frame on the back of the plug-in mechanism (3) in an annular array mode, and the star frame and the circle of plug-in rods (301) jointly form a main body of the plug-in mechanism (3);

the positioning rings (302) are sleeved on one circle of inserted rods (301) at two positions corresponding to each other at intervals.

7. The adhesive-free type fixed Bluetooth headset speaker of claim 1, wherein: the plugging mechanism (3) further comprises a rubber plugging column (303), a circle of rubber plugging columns (303) are sleeved and fixed on the rear end section of a circle of plugging rods (301), and a circle of rubber plugging columns (303) are plugged on an opening at the tail end of a circle of ventilation shaft hole on the rear shell (2).

8. The Bluetooth headset speaker of claim 6, wherein: the circle of the inserted rods (301) and the positioning rings (302) on the inserted rods are correspondingly inserted into a circle of ventilation shaft holes in the circumferential outer walls of the front shell (1) and the rear shell (2), and the front end sections of the circle of the inserted rods (301) are inserted and plugged into small-diameter air outlet holes in the front end of the circle of ventilation shaft holes in the front shell (1).

9. The adhesive-free type fixed Bluetooth headset speaker of claim 1, wherein: loudspeaker (4) are including short ejector pin (401), and six short ejector pins (401) are the annular array and support on loudspeaker (4) back outer lane, and when front shell (1) and backshell (2) locking butt joint, round short ejector pin (401) push away the contact with circular baffle (102).

10. The Bluetooth headset speaker of claim 6, wherein: the positioning ring (302) is connected with the inserted bar (301) through two symmetrically arranged supporting plates in the positioning ring (302), and sound guide channels are formed between the positioning ring (302) and the inserted bar (301) at intervals.