CN209659618U

CN209659618U - Receiver

Info

Publication number: CN209659618U
Application number: CN201822279134.8U
Authority: CN
Inventors: 曾健; 张震旦
Original assignee: AAC Technologies Pte Ltd
Current assignee: AAC Technologies Pte Ltd
Priority date: 2018-12-30
Filing date: 2018-12-30
Publication date: 2019-11-19
Anticipated expiration: 2028-12-30

Abstract

The utility model provides a kind of receiver, including the shell with accommodating space, the vibrational system being contained in the accommodating space and the magnetic circuit system for driving the vibrational system vibration sounding, the vibrational system includes the vibrating diaphragm for being immobilizated in the shell and being used for vibration sounding, the vibrating diaphragm includes at the top of intermediate, extend from the ring portion that the ball top perimeter extends and from the ring portion and is fixed on the fixed part of the shell, the fixed part includes the first part for being fixed on the shell, the Part III of the second part and the connection second part and the ring portion that extend from the first part close to the one end in the top dome portion along the direction of vibration bending of the vibrational system, the second part is fixedly connected with the shell.Vibrating diaphragm is connect firm with shell in the receiver of the utility model, and is not in that edge is left white or excessive glue when gluing.

Description

Receiver

[technical field]

The utility model relates to electroacoustic switch technology field more particularly to a kind of receivers.

[background technique]

During the fast development of the portable equipments such as mobile phone, people are more and more stronger to the Functional Requirement of product, Especially receiver also proposed requirements at the higher level to waterproof performance other than the requirement of acoustical behavior, therefore, have waterproof function The receiver development of energy is getting faster.

The receiver of the relevant technologies includes shell, is contained in the intracorporal vibrational system of shell, and vibrational system includes fixing In the vibrating diaphragm of the shell, the vibrating diaphragm includes fixed part, ring portion and top dome portion, and the fixed part is tabular, and directly It is fixedly connected with shell gluing, glue amount control is bad, easily causes glued edge to be left white or excessive glue, influences the property such as product pure tone Energy.

Therefore, it is necessary to provide the novel receiver of one kind to solve the above problems.

[utility model content]

The purpose of this utility model is to provide a kind of vibrating diaphragms to connect the good receiver of firm and acoustical behavior with shell.

The technical solution of the utility model is as follows: a kind of receiver, including with accommodating space shell, be contained in it is described Vibrational system in the accommodating space and the magnetic circuit system for driving the vibrational system vibration sounding, the vibrational system Including being immobilizated in the shell and being used for the vibrating diaphragm of vibration sounding, the vibrating diaphragm includes at the top of intermediate, from the top dome portion week The ring portion and extend and be fixed on the fixed part of the shell from the ring portion that edge extends, the fixed part include fixing In the shell first part, from the first part close to the top dome portion one end along the vibration side of the vibrational system The Part III of the second part and the connection second part and the ring portion that extend to bending, the second part with The shell is fixedly connected.

Preferably, the shell include frame and be covered on the frame and cooperatively form the receiving with the frame The upper cover in space, the first part are located between the upper cover and the frame.

Preferably, the upper cover includes the roof being oppositely arranged with the vibrating diaphragm and from the edge of the roof to close The side wall that the frame direction bending extends, the frame include four side plates that successively ending connects and surround accommodation space, The side wall is covered on the side plate, and the first part is located between the side wall and the side plate.

Preferably, the side plate includes the upper surface of the close upper cover and connect with the upper surface and surround the appearance Receive first inner surface in space；The side wall includes the lower surface of the close frame and connect with the lower surface and cooperate institute The second inner surface that the first inner surface surrounds the accommodating space is stated, the first part side is bonded and beats with the upper surface Glue is fixed, and the other side is bonded with the lower surface and gluing is fixed.

Preferably, the second part is curved to the upper cover direction close to the one end in the top dome portion from the first part Folding extends, and the second part is bonded with second inner surface and gluing is fixed.

Preferably, the second part is curved to the frame direction close to the one end in the top dome portion from the first part Folding extends, and the second part is bonded with first inner surface and gluing is fixed.

Preferably, the vibrational system further includes being fixed on the vibrating diaphragm close to the voice coil of described frame one end, the sound Circle drives the diaphragm oscillations.

Preferably, the magnetic circuit system include the magnetic yoke being connect with the frame, group assigned in the magnetic yoke center magnet steel, It is attached at the pole piece of the main magnet steel and is attached at the consequent pole core of the secondary magnet steel.

Preferably, the receiver further includes the conductive terminal that a pair of of group is assigned in the frame, passes through the conductive terminal Realize that the voice coil is electrically connected with external circuitry.

Compared with the relevant technologies, in receiver provided by the utility model, vibrating diaphragm includes the fixation being fixedly connected with the casing Portion, the fixed part include the first part being fixedly connected with the shell and from the first part close to the top dome portion The second part that one end extends along the direction of vibration bending of the vibrational system, the second part and the fixed company of the shell It connects, increases the contact area of the vibrating diaphragm Yu the shell, improve the connection fixing of the vibrating diaphragm, meanwhile, the vibration Film and when the shell gluing not will cause gluing edge edge and be left white or excessive glue, improves the acoustical behavior of the receiver.

[Detailed description of the invention]

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings, in which:

Fig. 1 is the three-dimensional structure diagram of the utility model receiver；

Fig. 2 is the stereochemical structure exploded view of the utility model receiver；

Fig. 3 is cut-away view of the utility model receiver along line A-A shown in FIG. 1；

Fig. 4 is the enlarged drawing of B area shown in Fig. 3；

Fig. 5 is another structural schematic diagram of B area shown in Fig. 3.

[specific embodiment]

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work All other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1 and Fig. 2 is please referred to, the utility model provides a kind of receiver 100 comprising shell 1, vibrational system 2, magnetic Road system 3 and conductive terminal 4.

The shell 1 has accommodating space comprising frame 11 and is covered on the frame 11 and matches with the frame 11 Close the upper cover 12 for forming the accommodating space.

The frame 11 is in rectangular ring comprising successively four end to end side plates 111, four side plates 111 Cooperatively form accommodation space, the side plate 111 include close to the upper cover 12 upper surface 1111 and with the upper surface 1111 Connect and surround the first inner surface 1112 of the accommodation space.

The upper cover 12 includes with the spaced roof 121 of the vibrational system 2 and from the roof 121 to close The side wall 122 that 11 direction of frame extends, the side wall 122 are covered on the side plate 111.The side wall 122 includes leaning on It the lower surface 1221 of the nearly frame 11 and is connect with the lower surface 1221 and first inner surface 1112 is cooperated to surround institute The second inner surface 1222 of accommodating space is stated, the lower surface 1221 is arranged with 1111 parallel interval of upper surface.

The vibrational system 2 includes being immobilizated in the shell 1 and being immobilizated in for the vibrating diaphragm 21 of vibration sounding, one end described Vibrating diaphragm 21 and the voice coil 22 for being used to drive 21 vibration sounding of vibrating diaphragm.The vibrating diaphragm 21 is arranged with 121 face of roof.

Fig. 3 and Fig. 4 is please referred to, the vibrating diaphragm 21 includes extending 211 at the top of intermediate, from 211 periphery of top dome portion Ring portion 212 and the fixed part 213 for extending and being fixed on the shell 1 from the ring portion 212.The ring portion 212 is outstanding It is placed in the receiving accommodating space, the fixed part 213 includes the first part 2131 for being fixed on the shell 1, described in First part 2131 bends second extended along the direction of vibration of the vibrational system 2 close to the one end in the top dome portion 211 Divide the Part III 2133 of 2132 and the connection second part 2132 and the ring portion 212, the second part 2121 It is fixedly connected with the shell 1, the first part 2131 is arranged with 2133 parallel interval of Part III.

The first part 2131 is located between the upper cover 12 and the frame 11, specifically, the first part 2131 are located between the side plate 111 and the side wall 122, and 2131 side of the first part and the upper surface 1111 It is bonded and gluing is fixed, the other side is bonded with the lower surface 1221 and gluing is fixed, the second part 2132 and described the A part 2131 forms L-shaped structure, and the second part 2132 can be bent towards close to 12 direction of upper cover, can also be towards leaning on Nearly 11 direction of the frame bending, has no effect on the correct expression of the utility model, the utility model is without limitation.

Referring to Fig. 4, the second part 2132 is bent by the first part 2131 towards close to 11 direction of frame Extend, the second part 2132 is bonded with first inner surface 1111 and gluing is fixed, increase the fixed part 213 and The contact area of the shell 1, it is more firm to connect, meanwhile, when the vibrating diaphragm 21 is with 11 gluing of frame, it not will cause glue Conjunction edge is left white or excessive glue, improves the acoustical behavior of the receiver 100.

Referring to Fig. 5, the second part 2132 is bent by the first part 2131 towards close to 12 direction of upper cover Extend, the second part 2121 is bonded with second inner surface 1222 and gluing is fixed, increase the fixed part 213 and The contact area of the shell 1, it is more firm to connect, and the fixed part 213, which plays, connects the frame 11 and the upper cover 12 effect also increases the fixing of the upper cover 12 and the frame 11, meanwhile, the vibrating diaphragm 21 and 11 gluing of frame When, it not will cause gluing edge edge and be left white or excessive glue, improve the acoustical behavior of the receiver 100.

The magnetic circuit system 3 includes that the main magnet steel of magnetic yoke 31, group assigned in 31 center of magnetic yoke is connect with the frame 11 32, described in group forms the secondary magnet steel 33 of magnetic gap, is attached at assigned in being arranged in the magnetic yoke 31 and around the main magnet steel 32 The main pole core 34 of main magnet steel 32 and the consequent pole core 35 for being attached at the secondary magnet steel 33, the voice coil 22 are outstanding as the magnetic gap It is interior.

4 groups of the conductive terminal assigned in the frame 11, for realizing being electrically connected for the voice coil 32 and external circuitry.

Compared with the relevant technologies, in receiver 100 provided by the utility model, vibrating diaphragm 21 includes being fixedly connected with the casing Fixed part 213, the fixed part 213 include the first part 2131 being fixedly connected with the shell 1 and from the first part 2131 second parts 2132 extended close to the one end in the top dome portion 211 along the direction of vibration bending of the vibrational system 2, institute It states second part 2132 to be fixedly connected with the shell 1, increases the contact area of the vibrating diaphragm 21 and the shell 1, improve The connection fixing of the vibrating diaphragm 21, meanwhile, when the vibrating diaphragm 21 is with 1 gluing of shell, it not will cause gluing edge edge and stay White or excessive glue improves the acoustical behavior of the receiver 100.

Above-described is only the embodiments of the present invention, it should be noted here that for the ordinary skill of this field For personnel, without departing from the concept of the present invention, improvement can also be made, but these belong to it is practical Novel protection scope.

Claims

1. a kind of receiver, including with accommodating space shell, the vibrational system that is contained in the accommodating space and be used for The magnetic circuit system of the vibrational system vibration sounding is driven, the vibrational system includes being immobilizated in the shell and for vibrating hair The vibrating diaphragm of sound, the vibrating diaphragm includes at the top of intermediate, from the ring portion that the ball top perimeter extends and from the ring portion Extend and be fixed on the fixed part of the shell, which is characterized in that the fixed part includes first for being fixed on the shell Second for dividing, extending from the first part close to the one end in the top dome portion along the direction of vibration bending of the vibrational system Divide and connect the Part III of the second part and the ring portion, the second part is fixedly connected with the shell.

2. receiver according to claim 1, which is characterized in that the shell include frame and be covered on the frame And the upper cover of the accommodating space is cooperatively formed with the frame, the first part be located in the upper cover and the frame it Between.

3. receiver according to claim 2, which is characterized in that the upper cover includes the top being oppositely arranged with the vibrating diaphragm Wall and the side wall extended from the edge of the roof to close frame direction bending, the frame include the phase that successively finishes up Four side plates of accommodation space are connect and surround, the side wall is covered on the side plate, and the first part is located in the side Between wall and the side plate.

4. receiver according to claim 3, which is characterized in that the side plate include close to the upper cover upper surface and The first inner surface of the accommodation space is connect and surrounded with the upper surface；The side wall includes the following table close to the frame Face and the second inner surface for being connect with the lower surface and first inner surface being cooperated to surround the accommodating space, described first Part side is bonded with the upper surface and gluing is fixed, and the other side is bonded with the lower surface and gluing is fixed.

5. receiver according to claim 4, which is characterized in that the second part is from the first part close to described The one end in top dome portion is bent to the upper cover direction to be extended, and the second part is bonded with second inner surface and gluing is solid It is fixed.

6. receiver according to claim 4, which is characterized in that the second part is from the first part close to described The one end in top dome portion is bent to the frame direction to be extended, and the second part is bonded with first inner surface and gluing is solid It is fixed.

7. receiver according to claim 2, which is characterized in that the vibrational system further includes being fixed on the vibrating diaphragm to lean on The voice coil of nearly described frame one end, the voice coil drive the diaphragm oscillations.

8. receiver according to claim 2, which is characterized in that the magnetic circuit system includes the magnetic connecting with the frame Yoke, group are assigned in the main magnet steel in the magnetic yoke center, group is assigned in the magnetic yoke and are arranged around the main magnet steel to be formed between magnetic The secondary magnet steel of gap, the main pole core for being attached at the main magnet steel and the consequent pole core for being attached at the secondary magnet steel.

9. receiver according to claim 7, which is characterized in that the receiver further includes a pair of of group assigned in the frame Conductive terminal, realize that the voice coil is electrically connected with external circuitry by the conductive terminal.