CN213094484U

CN213094484U - High-power telephone receiver

Info

Publication number: CN213094484U
Application number: CN202022163566.XU
Authority: CN
Inventors: 雷存虎; 董根; 邓雪英; 陈进进
Original assignee: Jiashan Mingxu Electroacoustic Co ltd
Current assignee: Jiashan Mingxu Electroacoustic Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-04-30
Anticipated expiration: 2030-09-27

Abstract

A high power telephone receiver includes a mounting housing, a seal structure disposed in the mounting housing, a vibration assembly disposed in the mounting housing, and a diaphragm assembly disposed in the mounting housing. The mounting shell comprises an annular seat, a bracket body arranged on the inner side of the annular seat, a front cover which is abutted against one end of the annular seat and can seal one end of the annular seat, and a rear cover which is arranged at one end, far away from the front cover, of the annular seat. This high power telephone receiver passes through the back lid and forms the one-level with annular seat, stake body respectively through seal structure setting and seals, overlaps in the front cover, annular seat and back lid outside in addition and is equipped with annular casing, reduces and exposes the gap and form the second grade and seal, also can guarantee the good sound effect of receiver when receiver power improves.

Description

High-power telephone receiver

Technical Field

The utility model belongs to the technical field of the receiver, especially a high power telephone receiver.

Background

A receiver is also called a receiver, and an electroacoustic device for converting an audio electrical signal into a sound signal without sound leakage is widely used in communication terminal devices such as mobile phones, fixed phones, and hearing aids to release audio.

In the telephone in the current market, the power of a mobile phone receiver is low, so that the volume of the receiver is low after the receiver is used for a long time, and consumers, particularly old people, can not hear the voice clearly. The existing receiver increases power by additionally arranging a hearing aid voice coil structure, but the shell of the receiver is thin, sound insulation is poor, sound leakage is caused, and the accurate sound receiving effect of the receiver cannot be achieved after the power of the receiver is improved.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a high power telephone receiver to solve the above problems.

A high power telephone receiver includes a mounting housing, a seal structure disposed in the mounting housing, a vibration assembly disposed in the mounting housing, and a diaphragm assembly disposed in the mounting housing. The mounting shell comprises an annular seat, a bracket body arranged on the inner side of the annular seat, a front cover which is abutted against one end of the annular seat and can seal one end of the annular seat, and a rear cover which is arranged at one end, far away from the front cover, of the annular seat. Seal structure includes that one sets up spacing groove between annular seat and the stake body, a setting is in the circumference outside L shape convex part of back lid, a setting is in the inboard constant head tank of back lid, a setting is in the stake body is close to back lid one end and corresponds the location portion of inserting in the constant head tank, and a cover is established the annular casing in protecgulum, annular seat and the back lid outside, and a setting is in annular casing is last and the butt is kept away from the annular convex shoulder of annular seat one end outer wall at the protecgulum, the one end correspondence of L shape convex part is inserted in the spacing groove and other end butt is in on the annular seat.

Furthermore, the vibration subassembly includes that one inlays the dress and is in the magnet steel of stake internal side, one sets up on the stake body and one end passes the T iron of magnet steel, one sets up the splint that T iron one side was kept away from to the magnet steel, and one sets up the groove of stepping down between splint, magnet steel and the T iron.

Furthermore, the voice diaphragm component comprises a vibrating diaphragm arranged at one end, far away from the T iron, of the support body and a vibrating voice coil arranged on the vibrating diaphragm and embedded into the abdicating groove.

Further, an installation groove is further formed in one end, away from the limiting groove, between the annular seat and the support body, and a hearing aid voice coil is arranged in the installation groove.

Furthermore, the hearing aid ring is connected with a connecting terminal which penetrates through the rear cover.

Furthermore, the front cover is provided with at least one sound outlet hole.

Furthermore, a limiting convex shoulder which is abutted against the T iron is arranged on the support body.

Furthermore, a tuning piece is arranged on one side, away from the magnetic steel, of the T iron.

Furthermore, a fixed block is arranged between the rear cover and the tuning piece.

Further, the circumferential outer walls of the annular seat, the front cover and the rear cover are all kept flush.

Compared with the prior art, the utility model provides a pair of high power telephone receiver passes through the back lid and forms the one-level with annular seat, stake body respectively and seals through seal structure setting, covers the cover in the front cover, annular seat and back lid outside moreover and is equipped with annular housing, reduces to expose the gap and forms the second grade and seals, also can guarantee the good sound effect of receiver when receiver power improves.

Drawings

Fig. 1 is a schematic structural diagram of a high-power telephone receiver according to the present invention.

Fig. 2 is a schematic cross-sectional view of the high-power telephone receiver of fig. 1.

Detailed Description

Specific examples of the present invention will be described in further detail below. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.

Please refer to fig. 1 to fig. 2, which are schematic structural diagrams of a high power telephone receiver according to the present invention. A high power telephone receiver includes a mounting case 10, a sealing structure 20 provided in the mounting case 10, a vibration module 30 provided in the mounting case 10, and a diaphragm module 40 provided in the mounting case 10. It is contemplated that the high power telephone receiver may also include other functional components and specific structures, such as electrical connection components, mounting structures, etc., which are well known to those skilled in the art, and therefore, will not be described in detail herein.

The mounting housing 10 includes an annular seat 11, a bracket 12 disposed inside the annular seat 11, a front cover 13 abutting against an end of the annular seat 11 and capable of closing an end of the annular seat 11, and a rear cover 14 disposed at an end of the annular seat 11 away from the front cover 13. The front cover 13 and the rear cover 14 respectively seal two ends of the annular seat 11, a containing cavity is formed among the annular seat 11, the front cover 13 and the rear cover 14 to form primary sealing, meanwhile, the support body 12 is connected to the inner side of the annular seat 11 and arranged in the middle of the containing cavity, and the vibration assembly 30 and the sound film assembly 40 are arranged on the support body 12 to improve the sound playing effect.

The sealing structure 20 comprises a limiting groove 21 arranged between the annular seat 11 and the support body 12, a circumferential outer L-shaped convex portion 22 arranged on the rear cover 14, a positioning groove 23 arranged on the inner side of the rear cover 14, and a positioning insertion portion 24 arranged at one end of the support body 12 close to the rear cover 14 and correspondingly clamped into the positioning groove 23, wherein one end of the L-shaped convex portion 22 is correspondingly inserted into the limiting groove 21, and the other end of the L-shaped convex portion abuts against the annular seat 11. Through L-shaped convex part 22 and spacing groove 21 cooperation, can realize sealing between annular seat 11 and the back lid 14, can make simultaneously the circumference outer wall of annular seat 11, protecgulum 13 and back lid 14 all keeps the parallel and level, is favorable to the cover to be established the follow-up installation of the annular housing 25 in the protecgulum 13, annular seat 11 and the back lid 14 outside. The annular shell 25 structure is additionally arranged, so that the sealing performance between the annular seat 11 and the front cover 13 and between the annular seat and the rear cover 14 can be improved, secondary sealing is formed, the thickness of the installation shell 10 is increased, and the sound insulation performance is further improved. The annular shell 25 is provided with an annular convex shoulder 26 which is abutted to the outer wall of one end of the front cover 13 far away from the annular seat 11, the annular convex shoulder 26 is structurally abutted to the front cover 13, the connection structure of the front cover 13 and the annular seat 11 is stabilized, and the axial movement self-limiting of the annular shell 25 is realized.

The vibration component 30 comprises a magnetic steel 31 embedded inside the support body 12, a T-shaped iron 32 arranged on the support body 12 and with one end penetrating through the magnetic steel 31, a clamping plate 33 arranged on one side of the magnetic steel 31 far away from the T-shaped iron 32, and a yielding groove arranged among the clamping plate 33, the magnetic steel 31 and the T-shaped iron 32. T iron 32 is used for leading magnetic under the circular telegram condition, and splint 33 and T iron 32 cooperation are convenient for sound membrane module 40 to cut the motion of magnetic induction line, and magnet steel 31 is used for improving the tone quality efficiency of receiver.

The voice diaphragm assembly 40 includes a diaphragm 41 disposed at an end of the support body 12 away from the T-bar 32, and a vibration voice coil 42 disposed on the diaphragm 41 and embedded in the recess. When the power is on, the vibration voice coil 42 is subjected to magnetic force to drive the diaphragm 41 to vibrate axially, i.e. to generate sound. An installation groove 43 is further arranged at one end, far away from the limiting groove 21, between the annular seat 11 and the support body 12, and a hearing aid voice coil 44 is arranged in the installation groove 43. The hearing aid voice coil 44 can increase the power of the receiver, and is beneficial to the elderly and the use of auditory disorder. A connection terminal 53 is connected to the hearing aid voice coil 44 and passes through the rear cover 14. The connection terminal 53 facilitates the turning in of the acoustic electric signal.

The front cover 13 is provided with at least one sound outlet hole 131. The generated sound is transmitted from the receiver through the sound output hole 131.

The support body 12 is provided with a limiting shoulder 121 which abuts against the T-shaped iron 32. The stop shoulder 121 is configured to allow the T-bar 32 to be stably mounted to the bracket body 12.

And a tuning piece 51 is arranged on one side of the T iron 32 away from the magnetic steel 31. The tuning element 51 facilitates adjustment of the overall frequency response and reduces the external influence of the power of the receiver. A fixed block 52 is also arranged between the rear cover 14 and the tuning piece 51. The fixing block 52 limits the tuning piece 51 on the surface of the T-shaped iron 32.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.

Claims

1. A high power telephone receiver, comprising: the high-power telephone receiver comprises a mounting shell, a sealing structure arranged in the mounting shell, a vibration component arranged in the mounting shell and a sound membrane component arranged in the mounting shell, wherein the mounting shell comprises an annular seat, a bracket body arranged on the inner side of the annular seat, a front cover which is abutted against one end of the annular seat and can seal one end of the annular seat, and a rear cover arranged on one end of the annular seat far away from the front cover, the sealing structure comprises a limiting groove arranged between the annular seat and the bracket body, an L-shaped convex part arranged on the circumferential outer side of the rear cover, a positioning groove arranged on the inner side of the rear cover, a positioning inserting part arranged on one end of the bracket body close to the rear cover and correspondingly clamped into the positioning groove, and an annular shell body sleeved on the outer sides of the front cover, the annular seat and the rear cover, and the annular convex shoulder is arranged on the annular shell and abutted against the outer wall of one end of the front cover, which is far away from the annular seat, one end of the L-shaped convex part is correspondingly inserted into the limiting groove, and the other end of the L-shaped convex part is abutted against the annular seat.

2. The high power telephone receiver of claim 1, wherein: the vibration component comprises a magnetic steel embedded on the inner side of the support body, a T iron arranged on the support body and with one end penetrating through the magnetic steel, a clamping plate arranged on one side of the magnetic steel far away from the T iron, and a yielding groove arranged among the clamping plate, the magnetic steel and the T iron.

3. The high power telephone receiver of claim 2, wherein: the voice diaphragm component comprises a vibrating diaphragm and a vibrating voice coil, wherein the vibrating diaphragm is arranged at one end, away from the T iron, of the support body, and the vibrating voice coil is arranged on the vibrating diaphragm and embedded into the abdicating groove.

4. The high power telephone receiver of claim 3, wherein: the one end that just keeps away from the spacing groove between annular seat and the stake body still is equipped with a mounting groove, be equipped with a hearing aid voice coil loudspeaker voice coil in the mounting groove.

5. The high power telephone receiver of claim 4, wherein: the hearing-aid ring is connected with a connecting terminal which penetrates through the rear cover.

6. The high power telephone receiver of claim 1, wherein: the front cover is provided with at least one sound outlet hole.

7. The high power telephone receiver of claim 2, wherein: and the support body is provided with a limiting convex shoulder which is abutted against the T iron.

8. The high power telephone receiver of claim 2, wherein: and a tuning piece is arranged on one side of the T iron, which is far away from the magnetic steel.

9. The high power telephone receiver of claim 8, wherein: and a fixed block is also arranged between the rear cover and the tuning piece.

10. The high power telephone receiver of claim 1, wherein: the circumferential outer walls of the annular seat, the front cover and the rear cover are all kept flush.