CN215345053U - Connector, speaker and electronic equipment - Google Patents

Abstract

The utility model discloses a connector, a loudspeaker and electronic equipment, wherein the connector comprises a first connecting piece and a second connecting piece which are designed in a split mode, the first connecting piece is provided with a first pad part connected with a sound generating unit of the loudspeaker, and one end of the second connecting piece is in plug-in fit with the first connecting piece to achieve electric connection. According to the connector provided by the technical scheme of the utility model, the first connecting piece matched with the loudspeaker is standardized, so that the loudspeaker shell is standardized, repeated design and development are not required, and the production cost of the loudspeaker is effectively reduced.

Description

Connector, speaker and electronic equipment

Technical Field

The present invention relates to the field of speaker technologies, and in particular, to a connector, a speaker, and an electronic device.

Background

With the development of science and technology, people have higher and higher performance requirements on electronic equipment, and the speaker is as the important accessory in the electronic equipment, can play the sound wave with electric signal conversion, and is vital to electronic equipment's tone quality performance.

At present, the structure of electronic devices is becoming thinner and lighter, and the structure of speakers is required to be more compact and flat. In the existing speaker structure, a single body is generally communicated with a whole device through an integrated circuit board, however, under the trend that electronic devices are continuously updated, a connecting circuit board of the speaker needs to be repeatedly researched, designed and produced for different models, and a shell structure of the speaker needs to be correspondingly matched and improved, so that the production cost of the speaker is high.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a connector, which is designed to be standardized for a connector portion of a speaker, and which does not require repetitive design and production for a speaker housing, and which is intended to reduce the production cost of the speaker.

In order to achieve the above object, the connector provided by the present invention includes a first connecting member and a second connecting member which are separately designed, the first connecting member has a first pad portion connected to the sound generating unit of the speaker, and one end of the second connecting member is inserted into and matched with the first connecting member to achieve electrical connection.

In an optional embodiment, the first connecting member includes a first connecting portion and a connector, the first connecting portion has the first pad portion and a second pad portion electrically connected to the first pad portion, the second pad portion is electrically connected to the connector, and the second connecting member is in insertion fit with the connector.

In an optional embodiment, the plug connector comprises a base and a connection terminal, wherein one end of the base is provided with a plug groove, the connection terminal is arranged in the plug groove, and the end of the second connection member is inserted into the plug groove and is abutted and fixed with one end of the connection terminal to form electrical connection.

In an optional embodiment, an avoiding hole is formed in one end, away from the opening of the insertion groove, of the base, the other end of the connection terminal is exposed out of the avoiding hole, and the second pad portion is connected to the other end of the connection terminal.

In an optional embodiment, the connection terminals are provided with at least two connection terminals, at least two connection terminals are arranged on two opposite groove walls of the insertion groove, the end part of the second connection member is inserted into the insertion groove, and the at least two connection terminals clamp and fix the second connection member together.

In an optional embodiment, the connection terminal comprises a fixed end and an elastic end which are connected, the fixed end is fixed on the bottom wall of the insertion groove far away from the opening of the insertion groove, the elastic end is formed by extending the fixed end towards the opening of the insertion groove, and the second connecting piece is elastically abutted to the elastic end of the connection terminal;

and/or the end face of each wiring terminal facing the opening of the insertion groove is an inclined plane, and the distance between the two end faces of the two oppositely arranged wiring terminals is gradually reduced in the direction from the opening of the insertion groove to the bottom wall of the insertion groove.

The utility model also proposes a loudspeaker comprising:

a housing forming a receiving cavity;

the sounding monomer is arranged in the accommodating cavity and forms a rear sound cavity together with the shell in an enclosing manner, and a mounting opening is formed in the cavity wall of the rear sound cavity; and

the connector is any one of the connectors, the first connecting piece is installed at the installation opening, and the first pad part is located in the accommodating cavity and electrically connected with the sound generating unit.

In an optional embodiment, a bonding pad is arranged on a surface of the sound generating unit facing the rear sound cavity, and the first bonding pad part is connected with the bonding pad;

and/or the end part of the first connecting piece for inserting and matching is flush with the outer edge of the mounting opening.

In an optional embodiment, the casing includes first casing and second casing, first casing with the second casing is connected and encloses to close and form hold the chamber, first casing and second casing are the metalwork, the free basin frame of sound production is fixed with the interior perisporium welding of casing.

In an optional embodiment, the first shell comprises an upper panel and an upper surrounding plate arranged on the periphery of the upper panel, the upper panel and the upper surrounding plate surround to form a mounting groove, the sounding monomer is arranged in the mounting groove, the upper panel is provided with a sounding hole opposite to the sounding monomer, the upper surrounding plate is connected with the second shell, and the mounting opening is formed in the upper surrounding plate.

In an alternative embodiment, the periphery of one of the upper enclosing plate and the second shell is provided with a positioning protrusion, and the periphery of the other one of the upper enclosing plate and the second shell is provided with a positioning groove, and the positioning protrusion is fixed in the corresponding positioning groove.

In an alternative embodiment, the upper enclosing plate and the second shell are welded at the positioning protrusion and the positioning groove;

and/or the edge of the second shell is recessed towards the upper panel to form a step groove, and the inner peripheral wall of the upper enclosing plate is matched with the groove wall of the step groove to define a glue containing groove.

The utility model further provides an electronic device, which comprises the loudspeaker.

The connector provided by the technical scheme of the utility model is applied to the loudspeaker, and can be used for electrically communicating the sounding monomer in the loudspeaker with external equipment, so that the sounding function of the loudspeaker is realized. Here, the connector includes first connecting piece and second connecting piece of components of a whole that can function independently design, both can be processed manufacturing respectively, first connecting piece has first pad portion, can carry out the electricity with the sound production monomer in the speaker, and the one end of second connecting piece is then pegged graft with first connecting piece and is cooperated in order to form the electricity and be connected, the other end is connected with the external equipment that the speaker was used, so, can make first connecting piece into standard component, can not change along with the external equipment kind of using, regard as non-standard piece and corresponding external equipment looks adaptation with the second connecting piece, thereby just also need not to change the speaker structure with first connecting piece looks adaptation, make the speaker structure also standardize, repetitive design and development work have been reduced, technological tool equipment manufacturing has also been reduced, greatly reduced the manufacturing cost of speaker.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a speaker according to an embodiment of the present invention;

fig. 2 is an exploded view of the loudspeaker of fig. 1;

FIG. 3 is a top view of the speaker of FIG. 1;

fig. 4 is a cross-sectional view taken along line I-I of the loudspeaker shown in fig. 3;

fig. 5 is a cross-sectional view of the loudspeaker shown in fig. 3 taken along line II-II;

FIG. 6 is an enlarged view taken at A in FIG. 5;

FIG. 7 is an enlarged view at B in FIG. 5;

fig. 8 is a schematic structural view of the speaker shown in fig. 1 with the second housing removed;

fig. 9 is a schematic structural diagram of an embodiment of a connector in the speaker shown in fig. 1.

The reference numbers illustrate:

100	loudspeaker	33	Bonding pad
				10	Outer casing	50	Connector with a locking member
10a	Containing cavity	51	First connecting piece
				10b	Front acoustic cavity	511	First connecting part
10c	Rear acoustic cavity	5111	First pad part
				10d	Glue containing groove	5113	Second pad part
11	First shell	513	Plug-in connector
				11a	Mounting groove		5131	Base seat
111	Upper panel	5131a	Plug-in groove
				1111	Sound outlet	5131b	Avoiding hole
113	Upper coaming plate	5133	Connecting terminal
				1131	Positioning groove	5133a	Fixed end
1133	Mounting port	5133b	Elastic end
				13	Second shell	5133c	Inclined plane
131	Positioning projection	53	Second connecting piece
				133	Step groove	531	Conducting region
30	Sound monomer	533	Limiting part
				31	Vibrating diaphragm	70	Damping block

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a connector which is applied to a loudspeaker and can electrically connect a sounding monomer in the loudspeaker with external equipment, so that the sounding function of the loudspeaker is realized. The first connecting piece matched with the shell through the connector is set as a standard piece and is not changed by applied external equipment, so that the overall structure of the loudspeaker is standardized, repeated design and development are reduced, and the production cost is reduced.

Referring to fig. 1, 8 and 9, a specific structure of the connector 50 according to the present invention will be described in a specific embodiment, in an embodiment of the present invention, the connector 50 includes a first connecting member 51 and a second connecting member 53 which are separately designed, the first connecting member 51 has a first land portion 5111 connected to the sound generating unit 30 of the speaker 100, and one end of the second connecting member 53 is inserted into and matched with the first connecting member 51 to realize electrical connection.

In the present embodiment, the connector 50 includes a first connector 51 and a second connector 53, where the first connector 51 is used to connect with the sound generating unit 30 of the speaker 100, and the connection is not only a structural connection, but also an electrical connection, i.e., electrical conduction can be achieved. Similarly, the first connector 51 and the second connector 53 are connected in a plug-in manner, which is not only a structural connection, but also realizes electrical conduction, so as to ensure that the external power supply and the external signal are transmitted to the sound generating unit 30 through the connector 50. It can be understood that the connection mode of the second connecting member 53 and the plug member 513 is set to be plug-in connection, so that the connection efficiency of the second connecting member 53 and the plug member 513 can be improved, that is, the second connecting member 53 can be inserted into the plug member 513 to be fixed, and is plug-and-pull, simple, convenient and fast, and the assembly efficiency of the loudspeaker 100 and the whole machine is effectively improved. Here, the second connecting member 53 needs to be adjusted adaptively according to the circuit layout of the whole device, for example, the length or the bending degree of the second connecting member 53, and therefore, the second connecting member 53 is a non-standard member, which does not affect the production and design of the housing 10 structure of the speaker 100.

Here, first connecting piece 51 and second connecting piece 53 are split type structure, and both are the components of a whole that can function independently design promptly, are not the integrated into one piece structure, and also not a whole, and when production, first connecting piece 51 can be produced alone, and second connecting piece 53 also produces alone, only guarantees both and carries out the grafting cooperation when carrying out speaker 100 and assembling electronic equipment and connect, realizes the electric conductance. The first connecting member 51 has a first land portion 5111, of course, the first land portion 5111 is made of metal, and the first land portion 5111 needs to be fixedly connected to the sound generating unit 30, so that at least a portion of the first connecting member 51 is located in the accommodating cavity 10a, specifically, the first connecting member 51 may be partially located in the accommodating cavity 10a and partially located outside the housing 10; alternatively, the first connectors 51 are all located in the accommodating cavity 10a, and are not limited herein. Alternatively, the first connector 51 may be an FPCB, and the first connector 51 may also be a Cable line, which may be selectively set according to actual use requirements, which is not specifically limited in the present invention.

The connector 50 of the present invention is applied to the speaker 100, and can electrically connect the sound generating unit 30 in the speaker 100 with an external device, thereby implementing the sound generating function of the speaker 100. Here, the connector 50 includes a first connector 51 and a second connector 53 which are separately designed and can be separately manufactured, the first connector 51 has a first land portion 5111 to be connected to the sound generating unit 30 in the speaker 100, one end of the second connecting member 53 is electrically connected to the first connecting member 51 in a plugging fit, and the other end is connected to an external device applied to the speaker 100, so that, the first connecting member 51 can be made as a standard member, which does not vary with the kind of external device applied, and the second connecting member 53 can be adapted to the corresponding external device as a non-standard member, therefore, the structure of the loudspeaker 100 matched with the first connecting piece 51 does not need to be replaced, the structure of the loudspeaker 100 can be standardized, repetitive design and development work are reduced, manufacturing of process tooling equipment is reduced, and the production cost of the loudspeaker 100 is greatly reduced.

Referring to fig. 9, in an alternative embodiment, the first connecting element 51 includes a first connecting portion 511 and a plug 513, the first connecting portion 511 includes the first pad portion 5111 and a second pad portion 5113 electrically connected to the first pad portion 5111, the second pad portion 5113 is connected to one end of the plug 513, and the second connecting element 53 is connected to the other end of the plug 513, which is far away from the second pad portion 5113.

In this embodiment, in order to facilitate processing of the first connection element 51, the first connection element 51 is configured to include a first connection portion 511 and a plug element 513, the first connection portion 511 includes a first land portion 5111 and a second land portion 5113, the first land portion 5111 is used for being connected to the sounding unit 30, and the second land portion 5113 is connected to one end of the plug element 513, so that a signal received by the plug element 513 is transmitted to the sounding unit 30. Meanwhile, the first connecting piece 51 is set as the first connecting part 511 and the plug-in piece 513, and the plug-in piece 513 can be designed as a standard piece, so that the first connecting piece 51 is matched with the outer shell 10 of the loudspeaker 100, the structural size of the outer shell 10 is guaranteed not to change along with external equipment, the first connecting piece 51 inside can change according to the model of the sound generating unit 30, the universality of the plug-in piece 513 is further improved, and the production cost is reduced. Specifically, the first pad portions 5111 are two, the two first pad portions 5111 are respectively located at two ends of the second pad portion 5113, the first connection portion 511 is connected to the sound generating unit 30 through the two first pad portions 5111, and the second pad portion 5113 is connected to the connector 513, so that the connection stability of the connector 50 and the sound generating unit 30 can be improved, the first connection member 51 is prevented from shaking, and the stability of signal transmission is further ensured.

Here, the material of the whole first connection portion 511 is metal, and a metal sheet can be selected for processing, for example, a copper sheet nickel sheet or an aluminum sheet, or a flexible circuit board is used for processing, so that the first pad portion 5111 and the second pad portion 5113 are exposed, or a cable or a wire is used, so that the processing is convenient, the size is small, more space of the rear acoustic cavity 10c is not occupied, and a better electric conduction effect can be realized. Of course, the portion of the plug 513 connected to the second pad portion 5113 also needs to be made of a conductive material, so that at least a portion of the plug 513 is made of a conductive material, for example, the portion connected to the second pad portion 5113 and the second connecting member 53 is made of a conductive material, and of course, the whole plug may also be made of a conductive material, which is not limited herein. It can be understood that the second pad portion 5113 is welded and fixed to one end of the plug 513, so as to implement a stable fixing manner. Of course, in other embodiments, the first connection portion 511 and the plug 513 may also be integrally formed, and both are formed by conductive sheets.

Referring to fig. 5, 6 and 9, in an alternative embodiment, the plug 513 includes a base 5131 and a connection terminal 5133, wherein an insertion groove 5131a is formed at one end of the base 5131, the connection terminal 5133 is disposed in the insertion groove 5131a, and an end of the second connection member 53 is inserted into the insertion groove 5131a and is abutted against and fixed to one end of the connection terminal 5133 to form an electrical connection.

In this embodiment, since the plug 513 needs to be mounted on the speaker 100, generally on the housing 10 of the speaker 100, for safety, the plug 513 is provided with the base 5131 and the connection terminal 5133, the base 5131 is made of plastic or plastics, and the plastic or the plastic is integrally injection-molded, so that the structure stability is good and the processing is convenient. The terminals 5133 are made of conductive materials, such as copper, nickel or copper alloy, nickel alloy, etc. The base 5131 may be a rectangular parallelepiped, a square or other shape, one end of the base 5131 is provided with a plug-in groove 5131a for the second connecting element 53 to be inserted, and the connecting terminal 5133 is disposed in the plug-in groove 5131a and is disposed close to the side wall of the groove, so that the second connecting element 53 is directly abutted against the connecting terminal 5133 when inserted into the plug-in groove 5131a, and meanwhile, the plug-in fixation and the electrical conduction are realized, which is simple and convenient, and the assembly efficiency is effectively improved. Specifically, the opening shape of the insertion groove 5131a may be circular, rectangular, or other shapes, and the like, and the shape of the second connecting member 53 is matched therewith. The connection terminal 5133 may be embedded in the groove wall of the insertion groove 5131a, or may be directly attached to the groove wall of the insertion groove 5131a, which is not limited herein.

Of course, in other embodiments, the connection terminal 5133 may be disposed in the middle of the insertion groove 5131a, so that the second connection member 53 is correspondingly provided with an insertion hole, and when the second connection member 53 is inserted into the insertion groove 5131a, the connection terminal 5133 may be inserted into the insertion hole to achieve the fixed connection and the conduction.

Referring to fig. 6 and 9, in an alternative embodiment, an avoiding hole 5131b is formed at an end of the base 5131 away from the opening of the inserting groove 5131a, the other end of the connecting terminal 5133 is exposed to the avoiding hole 5131b, and the second pad portion 5113 is connected to the other end of the connecting terminal 5133.

In this embodiment, the second pad portion 5113 and the plug 513 are connected by welding, so that the structural stability is good. Here, in order to simplify the structure, the terminal 5133 is extended to the bottom wall of the insertion groove 5131a, and the base 5131 is provided with the avoiding hole 5131b, and the avoiding hole 5131b can expose one end of the terminal 5133 connected to the bottom wall of the insertion groove 5131a, so that the second pad portion 5113 is welded to the other end of the terminal 5133, so that the structure of the plug 513 is further simplified, and other conductive components are not required to be additionally arranged, and only the terminal 5133 is connected to the base 5131, thereby further improving the processing efficiency. Here, can select to set up binding post 5133 and base 5131 integrated into one piece, be about to standard part binding post 5133 and place in the mould, the integrated into one piece of moulding plastics again effectively improves structural stability to improve machining efficiency.

Referring to fig. 2 and 9, in an alternative embodiment, in order to achieve effective and stable electrical conduction, the plug 513 includes a plurality of connection terminals 5133, the connection terminals 5133 are disposed in the insertion groove 5131a and are arranged at intervals, and when the second connection member 53 is inserted into the insertion groove 5131a, the connection terminals 5133 can be abutted to each other at the same time, so that the electrical conduction area is increased, the stability of electrical conduction is effectively ensured, the speaker 100 is prevented from being accidentally powered off, and the stability of the use performance of the connector 50 is ensured. Of course, when the base 5131 is rectangular, the opening of the insertion groove 5131a is also rectangular, and the connection terminals 5133 are distributed on a side wall of the insertion groove 5131a at intervals, so that the other ends of the connection terminals 5133 are distributed on a surface in a concentrated manner, which facilitates the welding of the second land portion 5113, and improves the connection stability and the electrical conduction stability between the plug 513 and the first connection portion 511.

Referring to fig. 5 and fig. 6 again, in an alternative embodiment, at least two connection terminals 5133 are provided on two opposite groove walls of the insertion groove 5131a, an end of the second connection member 53 is inserted into the insertion groove 5131a, and at least two connection terminals 5133 clamp and fix the second connection member 53 together.

Here, in order to further ensure good conductive contact, at least two, that is, two, three or more than three terminals 5133 are provided, when there are two terminals 5133, the two terminals 5133 are respectively provided on two opposite groove walls of the insertion groove 5131a, and when the second connecting member 53 is inserted into the insertion groove 5131a, two opposite surfaces of the second connecting member 53 can be clamped and fixed by the two terminals 5133 together, thereby ensuring structural stability and conduction stability. Here, both the connection terminals 5133 may be embedded on the groove wall of the base 5131 so as not to hinder the smooth insertion of the second connection member 53.

With reference to fig. 6, in an alternative embodiment, the connection terminal 5133 includes a fixed end 5133a and an elastic end 5133b, the fixed end 5133a is fixed to the bottom wall of the insertion groove 5131a away from the opening thereof, the elastic end 5133b is formed by extending the fixed end 5133a toward the opening of the insertion groove 5131a, and the second connection member 53 elastically abuts against the elastic end 5133b of the connection terminal 5133;

and/or the end surface of each connecting terminal 5133, which is open towards the insertion groove 5131a, is an inclined surface 5133c, and the distance between the two end surfaces of the two oppositely arranged connecting terminals 5133 is gradually reduced in the direction from the opening of the insertion groove 5131a to the bottom wall thereof.

In this embodiment, in order to further improve the connection stability of the plug 513, the connection terminal 5133 includes a fixed end 5133a and an elastic end 5133b, the fixed end 5133a is embedded in the insertion groove 5131a and is partially exposed at the avoiding hole 5131b, so as to facilitate connection of the second pad portion 5113, and the elastic end 5133b is formed by extending the fixed end 5133a toward the opening of the insertion groove 5131a, where the elastic end 5133b is not in contact with a groove wall of the insertion groove 5131a but has a certain distance therebetween, so that the elastic end 5133b can be elastically deformed when being pressed. Here, taking the opening of the inserting groove 5131a as a rectangle as an example, the elastic end 5133b is disposed near one groove sidewall of the inserting groove 5131a, another type of connection terminal 5133 is disposed on the other groove sidewall opposite to the inserting groove 5131a, the connection terminal 5133 can be embedded in the groove sidewall, when the end of the second connecting member 53 is inserted into the inserting groove 5131a, one surface abuts against the embedded connection terminal 5133, and the other surface elastically abuts against the elastic end 5133b, thereby realizing a stable inserting structure, and since the elastic deformation of the elastic end 5133b gives a certain pressure to the second connecting member 53, the electric conduction state can be always maintained, the stability of the connecting structure is ensured, the gap non-conduction state is prevented, and the conduction stability of the connector 50 is further improved.

Here, when the two opposite connection terminals 5133 are disposed in the insertion groove 5131a, the end surfaces of the connection terminals 5133 are disposed to be the inclined surfaces 5133c, that is, the end surfaces of the connection terminals 5133 are not perpendicular to the surface thereof, and the end surfaces of the two opposite connection terminals 5133 are reduced in the direction from the opening to the bottom wall of the insertion groove 5131a, for example, gradually reduced, that is, the size of the opening of the end surfaces of the two connection terminals 5133 is the largest, so as to facilitate the insertion of the second connection member 53, and slide into the insertion groove 5131a along the inclined surfaces 5133c, thereby further improving the convenience and efficiency of connection.

In addition, an end of the connection terminal 5133 may be provided with a barb, and the barb is formed by protruding the connection terminal 5133 toward the surface of the second connection member 53, so that after the second connection member 53 is inserted and connected, the second connection member 53 is effectively prevented from being disconnected, and the structural stability is improved. Here, the second connection member 53 may be a flexible circuit board, and a surface of the connection terminal 5133 inserted into the insertion groove 5131a is an electrical conduction region 531, so that it can be insulated from other components to ensure stability of electrical conduction. Meanwhile, in order to limit the depth of the second connector 53 inserted into the insertion groove 5131a, a position-limiting portion 533 may be disposed on the second connector 53, and the position-limiting portion 533 is located at both sides of the conduction region 531, so as to be abutted against the opening edge of the insertion groove 5131a for limiting.

Referring to fig. 1 to 4, the present invention further provides a speaker 100, where the speaker 100 includes a housing 10, a sound generating unit 30 and a connector 50, and the housing 10 forms an accommodating cavity 10 a; the sound generating unit 30 is arranged in the accommodating cavity 10a and forms a rear sound cavity 10c together with the housing 10, and a mounting opening 1133 is formed in the cavity wall of the rear sound cavity 10 c; the connector 50 is the connector 50 as described above, the first connector 51 is mounted to the mounting opening 1133, and the first land portion 5111 is located in the accommodating cavity 10a and electrically connected to the sound generating unit 30. Since the specific structure of the connector 50 in the speaker 100 refers to the above-mentioned embodiments, at least all the beneficial effects brought by the technical solutions of the above-mentioned embodiments are achieved, and no further description is given here.

It can be known, speaker 100 is the device that converts the signal of telecommunication into acoustic signal, its essential element is sound production monomer 30, sound production monomer 30 includes parts (not shown) such as supporting component, vibration system and magnetic circuit, wherein, supporting component includes the monomer shell and locates the magnetic conduction board of the inward flange of monomer shell, vibration system includes vibrating diaphragm 31 and voice coil, magnetic circuit includes the magnetic yoke and locates central magnetic circuit portion and the limit magnetic circuit portion on the magnetic yoke, the periphery in central magnetic circuit portion is enclosed at limit magnetic circuit portion interval, the clearance between limit magnetic circuit portion and the central magnetic circuit portion forms the magnetic gap. The lead yoke and vibrating diaphragm 31 are connected respectively to annular monomer shell, and monomer shell, lead yoke and limit magnetic circuit part enclose jointly and close the structure that forms uncovered orientation vibrating diaphragm 31, and the one end of voice coil loudspeaker voice coil is fixed in vibrating diaphragm 31, and the other end stretches into in foretell magnetic gap, and after it lets in the alternating current through connector 50, can produce reciprocating motion from top to bottom at the effect atress in magnetic field to drive vibrating diaphragm 31 vibration, and then realize the vocal function.

Here, the speaker 100 further includes a housing 10, and the housing 10 is formed with a receiving cavity 10a for receiving the sounding unit 30, so that the sounding unit 30 can be protected. Specifically, the sound generating unit 30 is substantially rectangular, so that the housing 10 is also rectangular, thereby reducing the size and the occupied space. After the sound generating unit 30 is fixed to the accommodating cavity 10a, the sound generating unit 30 can divide the accommodating cavity 10a into the front sound cavity 10b and the rear sound cavity 10c, the part of the vibrating diaphragm 31 of the sound generating unit 30 facing the front sound cavity 10b is the rear sound cavity 10c, and the rear sound cavity 10c is configured to improve the low-frequency sound generating effect of the speaker 100. Meanwhile, the wall of the rear sound cavity 10c is provided with a mounting port 1133, which can fix a connector 50 for connecting the sound generating unit 30 with an external device, thereby realizing a sound generating function.

Specifically, the first connector 51 is installed in the installation port 1133, the loudspeaker 100 of this embodiment is manufactured as a standard component by separately designing and processing the first connector 51, and is not changed with the model of the external device, so that the shape of the installation port 1133 is not changed, and the housing 10 of the loudspeaker 100 is standardized, and when the sizes of the used monomers are consistent, the loudspeaker 100 is standardized without repeated design, development and verification, and the process tool for manufacturing the housing 10 of the loudspeaker 100 is maximally universal, so that the manufacturing cost is reduced.

With continued reference to fig. 1 and fig. 2, in an alternative embodiment, a bonding pad 33 is disposed on a surface of the sound generating unit 30 away from the diaphragm 31, and the first bonding pad portion 5111 is connected to the bonding pad 33;

and/or the end of the first connector 51 for plug-in fitting is flush with the outer edge of the mounting opening 1133.

In this embodiment, a bonding pad 33 is disposed on a surface of the sound generating unit 30 away from the diaphragm 31, that is, a portion of the sound generating unit 30 located in the rear sound cavity 10c is disposed with the bonding pad 33, and is electrically connected to the voice coil, so as to connect the first bonding pad portion 5111 to the bonding pad 33, thereby achieving electrical conduction. Specifically, the single housing of the sound generating unit 30 is provided with a supporting surface, the bonding pads 33 are located on the supporting surface and located at two corners of the sound generating unit 30, and the two first bonding pad portions 5111 are respectively connected with the two bonding pads 33, so that welding is facilitated and a stable connection structure is realized. Here, the two pads 33 may be designed to distinguish between the positive electrode and the negative electrode, so as to facilitate identification and assembly, and the first pad portion 5111 may be formed with a solder hole, thereby ensuring stability of soldering.

In order to reduce the occupied space of the connector 50 on the whole machine, optionally, the first connecting piece 51 is used for the end portion matched with the plug connector 513 in a plug-in manner, namely, the end portion of the plug connector 513 with the plug-in groove 513a is arranged in parallel with the outer edge of the mounting port 1133, namely, on the surface of the shell 10, the first connecting piece 51 is not arranged in a protruding manner and is positioned in the rear sound cavity 10c, on one hand, the overall appearance of the loudspeaker 100 can be improved, on the other hand, the structure of the first connecting piece 51 is protected, collision damage is avoided, and the use performance is improved.

Here, use plug connector 513 of first connecting piece 51 to be connected with shell 10 as an example, can set up towards going into installing port 1133 with the tip that plug connector 513 offered plug-in groove 5131a, with the tip of plug connector 513 and installing port 1133's size interference fit, realize preliminary fixed, the rethread is at plug connector 513 and installing port 1133's hookup location department coating colloid, guarantees stability and the leakproofness of connecting. Of course, in other embodiments, the plug 513 may be connected to the housing 10 by welding or the like.

In order to facilitate installation of the sound generating unit 30, in an alternative embodiment, the outer shell 10 includes a first shell 11 and a second shell 13, the first shell 11 is connected with the second shell 13 and encloses the accommodating cavity 10a, and both the first shell 11 and the second shell 13 are made of metal pieces.

In this embodiment, the housing 10 includes the first housing 11 and the second housing 13, so that the accommodating cavity 10a is formed by enclosing after the two are connected, and the sound generating unit 30 can be installed therein, thereby playing a role in protection. The shell 10 is the metalwork, and also first casing 11 and second casing 13 are the metalwork, and concrete material can set for according to actual conditions, because of the shell 10 is the metalwork, so can be with the thickness of shell 10 under the requirement of same structural strength be thinner, compare and can form great sound cavity volume in plastic part shell 10, effectively promoted speaker 100's acoustic performance. In order to ensure the structural reliability and the acoustic effect, the first casing 11 and the second casing 13 are made of thin-walled metal materials, and optionally, the first casing and the second casing can be made of stainless steel materials or sheet metal materials, so that the structure of the loudspeaker 100 is lighter, the volume of the accommodating cavity 10a is ensured, and the acoustic performance, particularly the low-frequency acoustic performance, is improved. Here, the connection method of the first housing 11 and the second housing 13 may be bonding or welding, or bonding and welding may be used at the same time, and of course, other fixing connection methods may be used, which are not limited herein. It can be understood that the first housing 11 and the second housing 13 enclose to form the accommodating cavity 10a, so that one of the two housings can form an accommodating space, and the other one covers the opening of the accommodating space, thereby ensuring the volume of the accommodating cavity 10 a.

Referring to fig. 4 and 5, in an alternative embodiment, the first housing 11 includes an upper panel 111 and an upper surrounding plate 113 disposed on a periphery of the upper panel 111, the upper panel 111 and the upper surrounding plate 113 surround to form an installation groove 11a, the sound-generating unit 30 is disposed in the installation groove 11a, the upper panel 111 is provided with a sound outlet 1111 disposed opposite to the diaphragm 31 of the sound-generating unit 30, the upper surrounding plate 113 is connected to the second housing 13, and the installation opening 1133 is disposed on the upper surrounding plate 113.

In this embodiment, the first housing 11 is formed with an accommodating space, the sound generating unit 30 is mounted on the first housing 11, and the second housing 13 is connected to the first housing 11 to complete the assembly. Optionally, the frame of the sound generating unit 30 is welded and fixed to the inner peripheral wall of the housing 10. As can be understood, the sounding unit 30 and the first shell 11 together enclose to form a front sound cavity 10b, and the cavity wall of the front sound cavity 10b is provided with a sound outlet 1111 for transmitting sound waves to a user; and the one side that sound production monomer 30 deviates from vibrating diaphragm 31 encloses jointly with first casing 11 and second casing 13 and closes formation back sound chamber 10c, and sound production monomer 30 self is formed with let out the sound hole and communicate with back sound chamber 10c to can convey the vibration air current back sound chamber 10c in, effectively improve the low frequency sound effect. The mounting opening 1133 is formed in the upper enclosure 113, so that the connector 50 is mounted and fixed, and the opening shape of the mounting opening 1133 is matched with the plug connector 513 of the connector 50, thereby ensuring the connection stability. Therefore, the upper enclosing plate 113 made of metal and the base 5131 made of plastic can be effectively isolated, so that current leakage is prevented, and the conduction performance and the safety of the connector 50 are improved.

The first housing 11 includes an upper panel 111 and an upper surrounding plate 113, which surround to form a mounting groove 11a, the mounting groove 11a has a certain depth, and can accommodate the sound generating unit 30, the sound generating unit 30 is fixed in the mounting groove 11a, the opening of the mounting groove 11a is covered by the second housing 13, and then the surrounding formation accommodating cavity 10a is formed. Specifically, the speaker 100 is a front sound-emitting structure, the upper panel 111 is provided with sound outlet holes 1111, so that an air flow is emitted from the sound outlet holes 1111, and the sound-emitting unit 30 and the first housing 11 may be connected by bonding or welding. In some embodiments, the glue may be coated on the upper panel 111, and the surface of the single casing of the sound generating unit 30 provided with the diaphragm 31 is preliminarily pre-set on the first casing 11 by the glue, and at the same time, the isolation between the front sound cavity 10b and the rear sound cavity 10c can be ensured. Then, the inner walls of the sound generating unit 30 and the upper surrounding plate 113 are fixed by spot welding, for example, one end of the sound generating unit 30, which is far away from the connector 50 in the width direction and the length direction, is connected stably, so that the sound generating unit 30 is prevented from shaking and falling, and the structural stability and the use performance of the loudspeaker 100 are improved.

Of course, on the basis of the above embodiment, optionally, in order to further improve the acoustic effect, the rear sound cavity 10c may be filled with sound-absorbing particles, which may be zeolite, activated carbon, or the like, and can absorb or desorb gas, thereby achieving an effect of equivalently expanding the volume and improving the acoustic effect.

Referring to fig. 1 and 7, in order to facilitate connection between the first housing 11 and the second housing 13, in an alternative embodiment, a positioning protrusion 131 is disposed on a peripheral edge of one of the upper shroud 113 and the second housing 13, and a positioning groove 1131 is disposed on a peripheral edge of the other one of the upper shroud and the second housing 13, and the positioning protrusion 131 is fixed in the corresponding positioning groove 1131.

In this embodiment, in order to connect the first housing 11 and the second housing 13 conveniently, one of the first housing 11 and the second housing 13 is provided with a positioning groove 1131, and the other is provided with a positioning protrusion 131, and the positioning protrusion 131 is lapped at the positioning groove 1131, so as to play a role of pre-positioning, thereby facilitating subsequent welding or bonding. Of course, in other embodiments, a shaft segment may be disposed on one of the first housing 11 and the second housing 13, and an opening may be disposed on the other, so as to perform the preliminary positioning by way of the shaft hole.

In an alternative embodiment, the top surrounding plate 113 and the second shell 13 are welded at the positioning protrusion 131 and the positioning groove 1131;

and/or a step groove 133 is concavely formed on the edge of the second housing 13 towards the direction of the upper panel 111, and the inner peripheral wall of the upper enclosing plate 113 is matched with the groove wall of the step groove 133 to define a glue accommodating groove 10 d.

In this embodiment, the positioning protrusion 131 is disposed on the periphery of the second housing 13, the positioning groove 1131 is disposed on the periphery of the first housing 11, that is, the positioning groove 1131 is disposed on the edge of the upper enclosing plate 113, and the positioning protrusion 131 and the positioning groove 1131 are welded, so that the positioning of the two is more accurate, and the firmness of spot welding can be ensured. Of course, for the connection stability, the positioning protrusions 131 and the positioning grooves 1131 are provided in plurality and uniformly distributed on the periphery of the housing 10. And when the positioning protrusion 131 is lapped on the positioning groove 1131, a gap is formed between the positioning protrusion 131 and the edge of the positioning groove 1131, that is, the end face of the positioning protrusion 131 is trapped in the positioning groove 1131, so that spot welding connection is conveniently performed at the gap position, the welding convenience is improved, the positioning protrusion 131 can be prevented from protruding out of the outer wall of the upper enclosing plate 113, and the appearance effect of the loudspeaker 100 is ensured.

It should be noted that the welding position between the first housing 11 and the second housing 13 is not limited to the position where the positioning protrusion 131 is matched with the positioning groove 1131, and an appropriate spot welding position may be selected according to the actual production process requirement, which is not specifically limited in this application.

It is understood that after the spot welding of the first and second cases 11 and 13, the first and second cases 11 and 13 are configured as a spot welding plus integral glue sealing connection structure for further improving structural stability. Therefore, the inner peripheral wall of the first shell 11 is matched with the outer peripheral edge of the second shell 13 to define the second glue containing groove 10d, glue is coated in the second glue containing groove 10d, a firm sealing structure can be formed after the glue is solidified, and therefore the connecting position of the first shell 11 and the second shell 13 is sealed, the sealing effect is further improved compared with the existing metal shell 10 only by adopting a welding sealing mode, and further the acoustic performance of the loudspeaker 100 is improved. Meanwhile, when gluing and sealing are carried out, the second glue containing groove 10d can accelerate the flow of glue and limit the flow range of the glue, so that the gluing efficiency is ensured. The depth and the width of the second glue containing groove 10d are not too deep, otherwise, the material cost is increased, and waste is caused; of course, the depth and width of the first glue receiving groove 10d are not too small, otherwise, the first glue receiving groove cannot achieve good sealing and connecting effects.

Specifically, the edge of the second housing 13 forms a step groove 133, the step groove 133 has a bottom wall parallel to the surface of the upper enclosing plate 113 and a groove side wall perpendicular to the bottom wall, and the inner wall of the upper enclosing plate 113 abuts against the groove bottom wall of the step groove 133 and forms a second glue containing groove 10d in cooperation therewith.

In addition, the second casing 13 is further provided with a damper hole, and a damper block 70 is attached to the damper hole to form a part of the rear acoustic chamber 10c, so that a bad audio, a spurious wave, and a reflected wave generated by the vibration of the sound generating unit 30 can be absorbed, and the sound quality can be improved and stabilized, thereby further improving the acoustic effect of the speaker 100. It can be understood of course that, can also unite two into one the damping hole with the filling hole, will inhale the sound granule through the damping hole at first and fill to back sound chamber, and the damping hole is used as the filling hole this moment, then has damping piece 70 in the subsides of damping hole, and damping piece 70 can play the effect of adjusting the sound production effect.

The utility model further proposes an electronic device (not shown) comprising a loudspeaker 100 as described in any of the above. Since the specific structure of the speaker 100 in the electronic device refers to the above-mentioned embodiments, at least all the beneficial effects brought by the technical solutions of the above-mentioned embodiments are achieved, and no further description is given here.

The electronic device may be, but is not limited to, a mobile phone, a notebook computer, a tablet computer, a Personal Digital Assistant (PDA), an e-book reader, an MP3 (Moving Picture Experts Group Audio Layer III) player, an MP4 (Moving Picture Experts Group Audio Layer IV) player, a wearable device, a navigator, a handheld game console, a virtual and real device, an augmented reality device, and the like.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (13)

1. The utility model provides a connector, is applied to the speaker, its characterized in that, the connector includes first connecting piece and the second connecting piece of components of a whole that can function independently design, first connecting piece have with the first pad portion that the sound production monomer electricity of speaker is connected, the one end of second connecting piece with first connecting piece grafting cooperation is in order to realize the electricity and connect.

2. The connector according to claim 1, wherein the first connecting member includes a first connecting portion and a connector, the first connecting portion has the first pad portion and a second pad portion electrically connected to the first pad portion, the second pad portion is electrically connected to the connector, and the second connecting member is mated with the connector.

3. The connector of claim 2, wherein the connector comprises a base and a terminal, wherein one end of the base is provided with a plug slot, the terminal is arranged in the plug slot, and the end of the second connecting member is inserted into the plug slot and is abutted and fixed with one end of the terminal to form an electrical connection.

4. The connector of claim 3, wherein an avoiding hole is formed at one end of the base, which is far away from the opening of the insertion groove, the other end of the connection terminal is exposed in the avoiding hole, and the second pad portion is connected to the other end of the connection terminal.

5. The connector of claim 3, wherein the terminals are provided with at least two terminals, at least two of the terminals are provided on two opposite walls of the insertion groove, the end of the second connecting member is inserted into the insertion groove, and at least two of the terminals jointly hold and fix the second connecting member.

6. The connector of claim 5, wherein the terminal block includes a fixed end and a resilient end connected to each other, the fixed end being fixed to the bottom wall of the socket away from the opening thereof, the resilient end being formed by the fixed end extending toward the opening of the socket, the second connecting member resiliently abutting against the resilient end of the terminal block;

and/or the end face of each wiring terminal facing the opening of the insertion groove is an inclined plane, and the distance between the two end faces of the two oppositely arranged wiring terminals is gradually reduced in the direction from the opening of the insertion groove to the bottom wall of the insertion groove.

7. A loudspeaker, characterized in that the loudspeaker comprises:

a housing forming a receiving cavity;

the sounding monomer is arranged in the accommodating cavity and forms a rear sound cavity together with the shell in an enclosing manner, and a mounting opening is formed in the cavity wall of the rear sound cavity; and

the connector according to any one of claims 1 to 6, wherein the first connecting member is mounted to the mounting opening, and the first land portion is located in the accommodating chamber and electrically connected to the sound-generating unit.

8. The speaker of claim 7, wherein a surface of the sound-emitting unit facing the rear sound chamber is provided with a pad, and the first pad portion is connected to the pad;

and/or the end part of the first connecting piece for inserting and matching is flush with the outer edge of the mounting opening.

9. The loudspeaker of claim 7, wherein the housing comprises a first shell and a second shell, the first shell and the second shell are connected and enclose to form the accommodating cavity, the first shell and the second shell are both made of metal pieces, and the frame of the sound generating unit is welded and fixed with the inner peripheral wall of the housing.

10. The loudspeaker of claim 9, wherein the first housing comprises an upper panel and an upper surrounding plate disposed on the periphery of the upper panel, the upper panel and the upper surrounding plate form a mounting groove, the sound-generating unit is disposed in the mounting groove, the upper panel is provided with a sound outlet disposed opposite to the diaphragm of the sound-generating unit, the upper surrounding plate is connected to the second housing, and the mounting opening is disposed on the upper surrounding plate.

11. The loudspeaker of claim 10 wherein the periphery of one of the top enclosure and the second enclosure is provided with a locating projection and the periphery of the other is provided with a locating recess, the locating projection being secured within the corresponding locating recess.

12. The speaker of claim 11, wherein the top enclosure and the second housing are welded at the positioning projection and the positioning groove;

and/or the edge of the second shell is recessed towards the upper panel to form a step groove, and the inner peripheral wall of the upper enclosing plate is matched with the groove wall of the step groove to define a glue containing groove.

13. An electronic device, characterized in that the electronic device comprises a loudspeaker according to any one of claims 7 to 12.

Images