CN209861157U

CN209861157U - Passive radiation type micro horn

Info

Publication number: CN209861157U
Application number: CN201921129533.4U
Authority: CN
Inventors: 黄成坚
Original assignee: Jiangxi Ruijin Huiyuan Electronic Technology Co Ltd
Current assignee: Jiangxi Ruijin Huiyuan Electronic Technology Co Ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2019-12-27
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses a passive radiation formula miniature loudspeaker, which comprises an outer shell, there is the sound pickup pipe through the bolt fastening on one side outer wall of shell, and has the mounting bracket through the bolt fastening on one side inner wall of shell, there is the megaphone through the bolt fastening in one side of mounting bracket, it has soft area to bond on one side outer wall of shell, and one side in soft area bonds and has the protecting crust, and one side of protecting crust has the installation head through the bolt fastening, one side of shell is equipped with the side door, there is the mount through the bolt fastening on one side inner wall of shell, and there is the connecting pipe through the bolt fastening in one side of mount. The utility model discloses can receive the telescopic link flexible downwards when the protecting crust assaults, then by telescopic link extrusion spring buffering impact force, rubber pole collides the extrusion with the fixed ring board when removing moreover, has improved the shock-absorbing capacity of device, and the security is good, can prevent among the water entering device, has improved the life of device.

Description

Passive radiation type micro horn

Technical Field

The utility model relates to a loudspeaker technical field especially relates to a passive radiation formula miniature loudspeaker.

Background

With the continuous improvement of the living standard of the material, listening to music becomes a way for relieving mood and reducing pressure of people during working leisure. The continuous pursuit of people for high-quality life has higher and higher requirements for the loudspeaker.

Through retrieval, a patent with an authorization publication number of CN206506697U discloses a passive radiation type miniature loudspeaker, which comprises a basin frame and a loudspeaker component coaxially arranged in the basin frame, wherein a first through hole penetrating through the basin frame is formed in the center of the bottom of the basin frame, a second through hole is formed in the loudspeaker component opposite to the first through hole, and a passive radiation basin opposite to the second through hole is arranged in the first through hole; and the outer end surface of the bottom side of the basin frame is provided with a damping sheet in a ring way. The utility model also discloses an earphone, including above-mentioned passive radiation formula miniature loudspeaker. The above patents suffer from the following disadvantages: the buffer performance is not good enough, the safety is not high, and the requirements of people cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a passive radiation type micro-horn.

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

the utility model provides a passive radiation formula miniature loudspeaker, includes the shell, there is the sound pickup pipe through the bolt fastening on one side outer wall of shell, and has the mounting bracket through the bolt fastening on one side inner wall of shell, there is the megaphone through the bolt fastening in one side of mounting bracket, it has soft area to bond on one side outer wall of shell, and one side in soft area bonds and has the protecting crust, and has the installation head through the bolt fastening in one side of protecting crust, one side of shell is equipped with the side door.

Furthermore, a fixing frame is fixed on the inner wall of one side of the shell through bolts, a connecting pipe is fixed on one side of the fixing frame through bolts, and a storage battery is fixed on the top of the connecting pipe through bolts.

Furthermore, be equipped with a plurality of buffer on the outer wall of shell, and buffer is including fixed pipe, and fixed pipe welding is on the outer wall of shell.

Further, the bottom welding of fixed pipe has the spring, and the top welding of spring has the telescopic link, and the welding has a plurality of rubber poles on the outer wall of telescopic link, and the welding has a plurality of fixed ring boards on the inner wall of fixed pipe.

Furthermore, the top of the telescopic rod is fixed with the protective shell through a bolt, and a plurality of dust absorption blocks are fixed on the outer wall of the telescopic rod through bolts.

Furthermore, a plurality of wave plates are fixed on the inner wall of one side of the shell through bolts, and a plurality of vent holes are formed in one side of each wave plate.

Furthermore, a waterproof screen plate is fixed on the inner wall of one side of the shell through bolts.

The utility model has the advantages that:

1. the arrangement of the soft belt can buffer impact force when the protective shell is impacted, prevent the parts inside the shell from being damaged, and improve the protective effect of the device.

2. The telescopic rod can stretch out and draw back downwards when the protective shell is impacted through the arrangement of the buffer device, then the impact force is buffered by the telescopic rod extrusion spring, and the rubber rod is collided and extruded with the fixed ring plate when moving, so that the buffer performance of the device is improved, and the safety is good.

3. The dust in the dust absorption device can be absorbed through the dust absorption block, and the side door can be arranged to facilitate maintenance.

4. The firmness of the device can be increased through the arrangement of the wave plates, and the arrangement of the waterproof net plates can prevent water from entering the device, so that the service life of the device is prolonged.

Drawings

Fig. 1 is a schematic cross-sectional view of an embodiment 1 of a passive radiation-type micro-speaker according to the present invention;

fig. 2 is a schematic perspective view of an embodiment 1 of a passive radiation type micro-speaker according to the present invention;

fig. 3 is a schematic structural view of a damping device of an embodiment 1 of a passive radiation-type micro-speaker according to the present invention;

fig. 4 is a schematic cross-sectional view of a passive radiation type micro-speaker in accordance with an embodiment 2 of the present invention.

In the figure: the device comprises a shell 1, a sound pickup tube 2, a connecting tube 3, a fixing frame 4, a soft belt 5, a protective shell 6, a buffer device 7, an installation head 8, a mounting frame 9, a loudspeaker 10, a side door 11, a storage battery 12, a fixing tube 13, a spring 14, a fixing ring plate 15, a rubber rod 16, a telescopic rod 17, a dust absorption block 18, a corrugated plate 19 and a waterproof screen plate 20.

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.

Example 1

Referring to fig. 1-3, a passive radiation type micro-speaker comprises a shell 1, a sound pickup tube 2 is fixed on the outer wall of one side of the shell 1 through a bolt, a mounting frame 9 is fixed on the inner wall of one side of the shell 1 through a bolt, a loudspeaker 10 is fixed on one side of the mounting frame 9 through a bolt, a soft belt 5 is bonded on the outer wall of one side of the shell 1, a protective shell 6 is bonded on one side of the soft belt 5, a mounting head 8 is fixed on one side of the protective shell 6 through a bolt, and a side door 11 is arranged on one side of the shell 1.

There is mount 4 through the bolt fastening on the inner wall of one side of shell 1, and there is connecting pipe 3 one side of mount 4 through the bolt fastening, and there is battery 12 at the top of connecting pipe 3 through the bolt fastening, is equipped with a plurality of buffer 7 on the outer wall of shell 1, and buffer 7 includes fixed pipe 13, and fixed pipe 13 welds on the outer wall of shell 1.

Fixed pipe 13's bottom welding has spring 14, and spring 14's top welding has telescopic link 17, and the welding has a plurality of rubber poles 16 on telescopic link 17's the outer wall, and the welding has a plurality of fixed ring boards 15 on fixed pipe 13's the inner wall, and telescopic link 17's top is passed through the bolt and is fixed with protecting crust 6, and has a plurality of dust absorption pieces 18 through the bolt fastening on telescopic link 17's the outer wall.

The working principle of the embodiment is as follows: through 2 sound testing of sound pickup pipe, then through 10 cooperation works of megaphone, cushion the impact force through soft area 5 when protecting crust 6 receives the impact, prevent that 1 inside spare part of shell from causing the damage, telescopic link 17 is flexible downwards when protecting crust 6 receives the impact through buffer 7, then cushion the impact force by telescopic link 17 extrusion spring 14, and rubber pole 16 collides the extrusion with fixed ring board 15 when removing, the shock-absorbing capacity of device has been improved, the security is good, through the dust in the 18 adsorption equipment of dust absorption piece, through 11 convenient maintenance work of side door, easy maintenance.

Example 2

Referring to fig. 4, a passive radiation type micro-speaker is mainly different from embodiment 1 in that a plurality of waved plates 19 are fixed on an inner wall of one side of a housing 1 through bolts, a plurality of vent holes are formed on one side of the waved plates 19, and a waterproof mesh plate 20 is fixed on an inner wall of one side of the housing 1 through bolts.

The working principle of the embodiment is as follows: the wave plate 19 increases the firmness of the device, and the waterproof net plate 20 prevents water from entering the device, thereby prolonging the service life of the device.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", "first", "second", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

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. The utility model provides a passive radiation formula miniature loudspeaker, includes shell (1), its characterized in that, be equipped with sound pickup tube (2) on one side outer wall of shell (1), and be equipped with on one side inner wall of shell (1) mounting bracket (9), one side of mounting bracket (9) is equipped with megaphone (10), it has soft area (5) to bond on one side outer wall of shell (1), and one side bonding of soft area (5) has protecting crust (6), and one side of protecting crust (6) is equipped with installation head (8), one side of shell (1) is equipped with side door (11).

2. The passive radiating micro-horn according to claim 1, wherein a fixing frame (4) is arranged on the inner wall of one side of the housing (1), a connecting pipe (3) is arranged on one side of the fixing frame (4), and a storage battery (12) is arranged at the top of the connecting pipe (3).

3. The passive radiating micro-horn according to claim 1, wherein a plurality of buffer devices (7) are provided on the outer wall of the housing (1), and the buffer devices (7) comprise fixed tubes (13), and the fixed tubes (13) are welded on the outer wall of the housing (1).

4. The passive radiating micro-horn according to claim 3, wherein the bottom of the fixed tube (13) is provided with a spring (14), the top of the spring (14) is provided with a telescopic rod (17), the outer wall of the telescopic rod (17) is provided with a plurality of rubber rods (16), and the inner wall of the fixed tube (13) is provided with a plurality of fixed ring plates (15).

5. The passive radiating micro-horn according to claim 4, wherein the top of the telescopic rod (17) is fixed with the protective shell (6) through bolts, and a plurality of dust absorption blocks (18) are arranged on the outer wall of the telescopic rod (17).

6. The micro-speaker of claim 1, wherein a plurality of waved plates (19) are disposed on an inner wall of one side of the housing (1), and a plurality of ventilation holes are formed on one side of the waved plates (19).

7. The micro-horn of claim 1, wherein a waterproof mesh (20) is provided on an inner wall of one side of the housing (1).