CN115550773B

CN115550773B - Miniature speaker and speaker subassembly thereof

Info

Publication number: CN115550773B
Application number: CN202211417835.8A
Authority: CN
Inventors: 王奕恬
Original assignee: Changzhou Xichun Electronic Co ltd
Current assignee: Changzhou Xichun Electronic Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-28
Anticipated expiration: 2042-11-14
Also published as: CN115550773A

Abstract

The invention provides a micro loudspeaker and a loudspeaker assembly thereof, which comprise a loudspeaker main body, wherein the loudspeaker main body comprises a loudspeaker and a shell, a sound returning cavity is formed in the surface of the shell, the loudspeaker is fixedly arranged in the sound returning cavity, and a sound outlet is formed in one side of the shell. According to the invention, the locking block is designed on the mounting baseplate, the loudspeaker main body arranged on the surface can be positioned, the loudspeaker main body is prevented from shifting, the bottom of the loudspeaker main body can be protected and supported by arranging the supporting cushion, the loudspeaker main body can be quickly fixed by designing the locking support column, the female buckle and the sub buckle to be matched and supported, and the mounting through hole at the top of the sealing cover corresponds to the mounting groove hole and is fixed by the screw, so that the fixation is more stable.

Description

Miniature speaker and speaker subassembly thereof

Technical Field

The invention belongs to the technical field of loudspeakers, and particularly relates to a micro loudspeaker and a loudspeaker assembly thereof.

Background

The loudspeaker assembly is used as a transducer capable of converting an electric signal into an acoustic signal, and is widely applied to various electronic devices needing sound production. In modern consumer electronics, audio capabilities are playing an increasing role as improvements in digital audio signal processing and audio content delivery continue to emerge. In this regard, there is a wide range of consumer electronic devices that may benefit from improved audio performance. For example, smart phones include, for example, electro-acoustic transducers, such as speakerphone loudspeakers and headphone receivers that may benefit from improved audio performance.

In the existing market, a full-screw fixing or buckling mode is usually adopted as a loudspeaker fixing mode in intelligent equipment, if the intelligent equipment is fixed by threads, vibration and beating of the intelligent equipment in the using process can cause screw loosening, so that the loudspeaker is loosened, and the loudspeaker is fixed by adopting the buckling mode;

the existing intelligent equipment is fast to update, related parts are more, material cost and operation cost are high, and part of people can disassemble other parts of the recovered intelligent equipment and are used for being assembled on other intelligent equipment to be good;

in view of this, research and improvement are made to solve the existing structure and defects, and a micro speaker and a speaker assembly thereof are provided to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the above technical problems, the present invention proposes:

a micro loudspeaker comprises a loudspeaker main body, wherein the loudspeaker main body comprises a loudspeaker and a shell, a sound returning cavity is formed in the surface of the shell, the loudspeaker is fixedly installed in the sound returning cavity, and a sound outlet is formed in one side of the shell;

the bottom of the shell is provided with four adjusting grooves in a rectangular array, the top of the shell is provided with a plurality of dismounting grooves and bayonet grooves, and the adjusting grooves are respectively and vertically connected with sub-buckles;

the mounting plate, four locking pillars that are the rectangular array of fixedly connected with on the mounting plate, the last one side that is close to the mounting plate middle part of locking pillar is provided with respectively keeps off the position subassembly, keep off the position subassembly and include two mutual symmetries and fix the guide frame on the mounting plate, two the activity is provided with the spring beam between the guide frame, the both ends of spring beam are provided with the spacing ring respectively, fixedly connected with buffering ejector pad on the top spacing ring of spring beam, the last female buckle of one end fixedly connected with of keeping away from the mounting plate of locking pillar, the one-to-one setting between female buckle and the son buckle, the installation slotted hole has been seted up on the surface of locking pillar, the installation slotted hole is the screw thread slotted hole.

Furthermore, the sound outlet corresponds to the sounding end of the loudspeaker, and a rubber ring is arranged at the top of the loudspeaker.

Furthermore, the bottom limiting ring of the spring rod is connected with the mounting base plate through a tension spring, the mounting base plate is fixedly connected with a guide post, one end of the guide post movably penetrates through the bottom of the limiting ring and extends into the spring rod, and the tension spring is movably wound on the surface of the guide post.

A speaker assembly, comprising:

the micro loudspeaker;

the sealing cover comprises a cover plate, a limiting groove is formed in the bottom of the cover plate, the sealing cover is arranged at the top of the loudspeaker main body, and the limiting groove is matched with the top of the shell of the loudspeaker main body in size.

Furthermore, the bottom fixedly connected with of closing cap a plurality of locking blocks that correspond with the dismantlement groove, the installation through-hole has been seted up respectively on the locking block, and the installation through-hole runs through the apron setting.

Furthermore, the surface of the mounting base plate is fixedly connected with four mutually symmetrical locking blocks, two supporting pads are arranged between the locking blocks, and the supporting pads are fixedly connected to the middle of the mounting base plate.

Furthermore, the disassembling groove and the bayonet groove are arranged in one-to-one correspondence with the adjusting groove, the disassembling groove and the bayonet groove penetrate through the shell and are communicated with the adjusting groove, the sub-buckles are respectively arranged between the disassembling groove and the bayonet groove, and one end of the sub-buckle, far away from the inner wall of the adjusting groove, is fixedly connected with a trapezoidal sub-clamping block.

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

according to the invention, the loudspeaker and the sound outlet in the loudspeaker main body form a sound outlet channel, the sound is more stereo, the loudspeaker main body can be fixed in the middle part by arranging the sealing cover and the mounting bottom plate, the loudspeaker main body is ensured to be stably mounted in the intelligent equipment, the sealing cover can protect the top of the loudspeaker main body, and the surface of the loudspeaker main body is protected in all directions;

according to the invention, the lock block is designed on the mounting bottom plate, so that the loudspeaker main body mounted on the surface can be positioned, the loudspeaker main body is prevented from shifting, and the bottom of the loudspeaker main body can be protected and supported by arranging the support pad;

according to the loudspeaker, the main body of the loudspeaker can be quickly fixed by designing the locking support column, the female buckle and the sub buckle to be matched and supported, and the mounting through hole in the top of the sealing cover corresponds to the mounting groove hole and is fixed by the screw, so that the fixing is more stable;

according to the invention, the spring and the buffer push block which are elastically supported are designed, so that the matching with the locking support column can be realized, the positions of two sides of the sub buckle are limited, and the situation that the loudspeaker main body is easily disassembled and assembled to cause secondary utilization when the intelligent equipment is recovered in the later period is prevented.

Drawings

FIG. 1 is a first perspective view of a speaker body of a micro-speaker and a speaker assembly thereof according to the present invention;

FIG. 2 is a perspective view of a speaker body of the micro-speaker and the speaker assembly thereof;

FIG. 3 is a perspective view of a speaker assembly of the micro-speaker and the speaker assembly thereof according to the present invention;

fig. 4 is an exploded view of a micro-speaker and speaker assembly thereof according to the present invention;

FIG. 5 is a perspective view of a mounting plate for a micro-speaker and speaker assembly thereof according to the present invention;

FIG. 6 is a perspective view of a locking post and a stop assembly of a micro-speaker and speaker assembly thereof according to the present invention;

fig. 7 is a perspective view of a cover plate of a micro-speaker and a speaker assembly thereof according to the present invention.

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

1. a speaker main body; 101. a horn; 102. a housing; 103. an echo chamber; 104. a sound outlet; 105. an adjustment groove; 106. a sub-buckle; 107. disassembling the groove; 108. a bayonet slot; 2. sealing the cover; 201. mounting a through hole; 202. a cover plate; 203. a locking block; 204. a limiting groove; 3. mounting a bottom plate; 4. supporting the supporting cushion; 5. a locking strut; 6. a gear component; 7. a position locking block; 8. mounting a slotted hole; 9. a female buckle; 10. buffering the push block; 11. a spring lever; 12. a guide frame; 13. a guide post; 14. a tension spring.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

The first embodiment is as follows:

as shown in figures 1 to 3:

the invention provides a micro speaker, which comprises a speaker body 1, wherein the speaker body 1 comprises a loudspeaker 101 and a shell 102, a sound returning cavity 103 is formed in the surface of the shell 102, the loudspeaker 101 is fixedly arranged in the sound returning cavity 103, and a sound outlet 104 is formed in one side of the shell 102.

The sound outlet 104 corresponds to the sound emitting end of the speaker 101, and the top of the speaker 101 is provided with a rubber ring.

An acoustic assembly comprising:

the micro-speaker comprises a housing 102, four adjusting grooves 105 in a rectangular array are formed in the bottom of the housing 102, a plurality of dismounting grooves 107 and bayonet grooves 108 are formed in the top of the housing 102, and sub-buckles 106 are respectively and vertically connected in the adjusting grooves 105;

the mounting structure comprises a mounting base plate 3, wherein four locking support columns 5 in a rectangular array are fixedly connected to the mounting base plate 3, and gear components 6 are respectively arranged on one sides of the locking support columns 5, which are close to the middle of the mounting base plate 3;

the sealing cover 2 comprises a cover plate 202, and a limit groove 204 is formed at the bottom of the cover plate 202.

According to the invention, the loudspeaker 101 and the sound outlet 104 in the loudspeaker main body 1 form a sound outlet channel, the sound is more stereo, the loudspeaker main body 1 can be fixed in the middle by arranging the sealing cover 2 and the mounting bottom plate 3, the loudspeaker main body 1 is ensured to be stably mounted in the intelligent equipment, the sealing cover 2 can protect the top of the loudspeaker main body 1 and protect the surface of the loudspeaker main body 1 in an all-around manner, the sealing cover 2 is arranged at the top of the loudspeaker main body 1, and the mounting bottom plate 3 is fixedly connected in the shell of the intelligent equipment.

The second embodiment:

as shown in fig. 4 to 5:

the invention provides a micro-speaker, wherein the bottom of a shell 102 is provided with four regulating grooves 105 in a rectangular array, the top of the shell 102 is provided with a plurality of dismounting grooves 107 and bayonet grooves 108, and sub-buckles 106 are respectively and vertically connected in the regulating grooves 105;

the sealing cover 2 comprises a cover plate 202, and a limit groove 204 is formed in the bottom of the cover plate 202.

The cover 2 is disposed on the top of the speaker body 1, and the limiting groove 204 matches with the top of the housing 102 of the speaker body 1.

Wherein, the bottom fixedly connected with of closing cap 2 is a plurality of locking block 203 that correspond with dismantlement groove 107, has seted up installation through-hole 201 on the locking block 203 respectively, and installation through-hole 201 runs through apron 202 and sets up.

Wherein, the one end fixedly connected with female buckle 9 of mounting plate 3 is kept away from on the locking pillar 5, and female buckle 9 sets up with the sub-buckle 106 one-to-one, and the surface of locking pillar 5 has seted up installation slotted hole 8, and installation slotted hole 8 is the screw thread slotted hole.

Wherein, the fixed surface of mounting plate 3 is connected with four locks 7 of mutual symmetry, is provided with two between the lock 7 and supports pad 4, supports the middle part of pad 4 fixed connection on mounting plate 3.

The disassembly groove 107, the bayonet groove 108 and the adjusting groove 105 are arranged in a one-to-one correspondence manner, the disassembly groove 107 and the bayonet groove 108 penetrate through the shell 102 and are communicated with the adjusting groove 105, the sub-buckles 106 are respectively arranged between the disassembly groove 107 and the bayonet groove 108, and one ends, far away from the inner wall of the adjusting groove 105, of the sub-buckles 106 are fixedly connected with trapezoidal sub-clamping blocks.

According to the loudspeaker, the sub-buckles 106 on the periphery of the loudspeaker main body 1 are respectively inserted into one side of the female buckle 9, the sub-clamping blocks are clamped with the top end of the female buckle 9, in the downward moving process of the sub-buckling blocks 106, the sub-clamping blocks are firstly extruded by the female buckle 9 and offset to one side, then the bottom gear components are extruded, after the sub-buckling blocks 106 completely cross the female buckle 9, the sub-buckling blocks 106 return to the original positions, the loudspeaker main body 1 is clamped in the four locking blocks 7 to complete fixing, the cover plate 202 is covered, screws respectively penetrate through the mounting through holes 201 and are in threaded connection with the mounting slotted holes 8 in the locking support column 5, the top of the loudspeaker main body 1 is inserted into the bottom limiting groove 204 of the cover plate 202, the locking blocks 7 are designed on the mounting base plate 3, the loudspeaker main body 1 mounted on the surface can be positioned, the loudspeaker main body 1 is prevented from shifting, the bottom of the loudspeaker main body 1 can be protected and supported by arranging the support pads 4, the locking support column 5, the female buckle 9 is matched with the sub-buckling blocks 106, the loudspeaker main body 1 can be quickly fixed, and the screws are more stably fixed, and the mounting through holes 201 and the mounting slotted holes 8 in the design.

Example three:

as shown in figures 6 to 7:

The cover 2 is disposed on the top of the speaker body 1, and the limiting groove 204 matches the top of the housing 102 of the speaker body 1.

Wherein, keep off position subassembly 6 and include two mutual symmetries and fix guide frame 12 on mounting plate 3, the activity is provided with spring beam 11 between two guide frame 12, and the both ends of spring beam 11 are provided with the spacing ring respectively, fixedly connected with buffering ejector pad 10 on the top spacing ring of spring beam 11.

Wherein, be connected through tension spring 14 between the bottom spacing ring of spring beam 11 and the mounting plate 3, fixedly connected with leads a post 13 on the mounting plate 3, leads the bottom that a post 13 one end activity passed the spacing ring to extend to in the spring beam 11, tension spring 14 activity winding is on leading the surface of post 13.

After the sub-clip 106 is extruded by the female clip 9, the sub-clip deviates to one side, then the gear component 6 at the bottom is extruded, the buffer push block 10 in the gear component 6 moves downwards under pressure, the tension spring 14 is extruded, the spring supported by the elastic force is designed to be matched with the buffer push block 10, after the sub-clip 106 passes through the female clip 9, the sub-clip 106 returns to the original position and moves to the position below the female clip 9, at the moment, the buffer push block 10 is not extruded any more under the elastic support of the tension spring 14, the spring rod 11 rebounds to the original position, the sub-clip 106 is supported on the other side, the positions of the two sides of the sub-clip 106 are limited respectively, when the loudspeaker main body 1 is disassembled, the cover 2 is opened by detaching the screw at first, then the screw driver is inserted into the bayonet groove 108 to pry the bayonet groove 108, one end of the sub-clip 106 is pried by the rigid, the sub-clip 102 is separated from the shell 106, the sub-clip 106 is damaged, so that the loudspeaker main body 1 can be separated from the installation base plate 3, the installation structure around the loudspeaker main body 1 is damaged, the installation structure cannot be reassembled into other intelligent equipment again, and the loudspeaker can be prevented from being easily recycled in the later stage, and the situation of the loudspeaker can be easily caused.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A micro-speaker includes a speaker main body (1), characterized in that: the loudspeaker body (1) comprises a loudspeaker (101) and a shell (102), a sound returning cavity (103) is formed in the surface of the shell (102), the loudspeaker (101) is fixedly installed in the sound returning cavity (103), and a sound outlet (104) is formed in one side of the shell (102);

the bottom of the shell (102) is provided with four adjusting grooves (105) in a rectangular array, the top of the shell (102) is provided with a plurality of dismounting grooves (107) and bayonet grooves (108), and the adjusting grooves (105) are respectively and vertically connected with sub-buckles (106);

the mounting base plate (3) is fixedly connected with four locking support columns (5) in a rectangular array, one side, close to the middle of the mounting base plate (3), of each locking support column (5) is provided with a gear component (6), each gear component (6) comprises two guide frames (12) which are symmetrical to each other and fixed on the mounting base plate (3), a spring rod (11) is movably arranged between the two guide frames (12), two ends of the spring rod (11) are provided with limiting rings respectively, a buffering push block (10) is fixedly connected onto the top limiting ring of the spring rod (11), one end, far away from the mounting base plate (3), of each locking support column (5) is fixedly connected with a female buckle (9), the female buckles (9) and the female buckles (106) are arranged in a one-to-one correspondence manner, mounting slotted holes (8) are formed in the surface of each locking support column (5), and the mounting slotted holes (8) are threaded;

dismantle groove (107) and bayonet socket groove (108) and adjustment tank (105) one-to-one setting, and dismantle groove (107) and bayonet socket groove (108) and run through casing (102) to be linked together with adjustment tank (105), sub-buckle (106) set up respectively between dismantlement groove (107) and bayonet socket groove (108), keep away from the trapezoidal sub-fixture block of one end fixedly connected with of adjustment tank (105) inner wall on sub-buckle (106).

2. The micro-speaker as claimed in claim 1, wherein: the sound outlet (104) corresponds to the sound production end of the loudspeaker (101), and the top of the loudspeaker (101) is provided with a rubber ring.

3. The micro-speaker as claimed in claim 1, wherein: the bottom spacing ring of spring beam (11) is connected through tension spring (14) between mounting plate (3), fixedly connected with leads position post (13) on mounting plate (3), lead the bottom that position post (13) one end activity passed the spacing ring to extend to in spring beam (11), tension spring (14) activity winding is on the surface of leading position post (13).

4. A speaker assembly, characterized in that: the method comprises the following steps:

the micro-speaker of any one of claims 1-3;

the loudspeaker cover comprises a cover (2), the cover (2) comprises a cover plate (202), a limiting groove (204) is formed in the bottom of the cover plate (202), the cover (2) is arranged on the top of the loudspeaker body (1), and the limiting groove (204) is matched with the top of a shell (102) of the loudspeaker body (1) in size.

5. The speaker assembly as recited in claim 4, wherein: the bottom fixedly connected with of closing cap (2) a plurality of locking block (203) that correspond with dismantlement groove (107), installation through-hole (201) have been seted up on locking block (203) respectively, and installation through-hole (201) run through apron (202) and set up.

6. The speaker assembly as recited in claim 4, wherein: the surface of the mounting base plate (3) is fixedly connected with four mutually symmetrical locking blocks (7), two supporting support pads (4) are arranged between the locking blocks (7), and the supporting support pads (4) are fixedly connected to the middle of the mounting base plate (3).