CN207802359U - A kind of magnetic conduction T iron and high pitch loudspeaker with sound absorption function - Google Patents

Abstract

The utility model discloses a kind of magnetic conduction T iron and high pitch loudspeaker with sound absorption function, magnetic conduction T iron therein includes：Including：Chassis, magnetizer and acoustical cotton；Chassis is connect with columned magnetizer, and chassis and magnetizer are coaxial；The top of magnetizer is provided with circular groove；Acoustical cotton is cylindric, and acoustical cotton is arranged in circular groove and is interference fitted with circular groove.The magnetic conduction T iron and high pitch loudspeaker with sound absorption function of the utility model, significantly reduces the incidence of quality problems, has prevented unnecessary customer complaint and claim waste；Simplify technique, saves the time, reduce cost；The volume and weight of T iron can effectively be reduced, and improve magnetic conduction efficiency, the appearance of loud speaker can be made small and beautiful, kept loud speaker performance outstanding, improve product quality.

Description

A kind of magnetic conduction T iron and high pitch loudspeaker with sound absorption function

Technical field

The utility model is related to speaker technology field more particularly to a kind of magnetic conduction T irons and height with sound absorption function Sound loud speaker.

Background technology

Loud speaker, such as auto loud hailer generally coordinate locating branch slice using sound basin（Also referred to as centring disk, bullet wave）Knot Structure.Loud speaker includes：Balancer, high-frequency diaphragm, voice coil, locating ring, upper clamp plate, magnet steel and T iron etc..When assembling loud speaker, High-frequency diaphragm, voice coil are first combined as vibrating device, locating ring, upper clamp plate, magnet steel and T iron etc. are combined as magnetic circuit device, then Vibrating device and magnetic circuit device and balancer are pressed, vibrating device and magnetic circuit device and balancer installation are integrated. Currently, with the development and the improvement of people's living standards of auto manufacturing, the requirement to car audio system is also increasingly Height, therefore the acoustics of vehicle carried video system is required also higher and higher.Due to the T iron of current traditional vehicle-mounted loudspeaker The factor of structure and material is be easy to cause excessive in 2 ranks of loud speaker, the distortion of 3 order harmonics.Although some technologies can be passed through Scheme is distorted to reduce, and keeps the sound quality of loud speaker outstanding, but the period is longer in debugging process, and technique manufacture is not easy to grasp Make.

Utility model content

In view of this, a technical problem to be solved in the utility model is to provide a kind of magnetic conduction T with sound absorption function Iron and high pitch loudspeaker can solve the problem above-mentioned.

One side according to the present utility model provides a kind of magnetic conduction T iron with sound absorption function, including：Chassis, magnetic conduction Body and acoustical cotton；The chassis is connect with the columned magnetizer, and the chassis and the magnetizer are coaxial；It is described The top of magnetizer is provided with circular groove；The acoustical cotton is cylindric, and the acoustical cotton is arranged in the circular groove And it is interference fitted with the circular groove.

Optionally, the center line of the circular groove is overlapped with the center line of the magnetizer.

Optionally, the height of the acoustical cotton is identical as the depth of the circular groove.

Optionally, annular groove is set in the connecting portion of the chassis and the magnetizer.

Optionally, the bottom on the chassis is provided with taper hole, the center of the center line of the taper hole and the magnetizer Line overlaps.

Optionally, the chassis is round table-like, and the busbar on the chassis is straight line or camber line.

Optionally, the chassis and the outer surface of the magnetizer have zinc coat.

Another aspect according to the present utility model provides a kind of high pitch loudspeaker, including has sound-absorbing work(as described above The magnetic conduction T iron of energy.

Optionally, further include：Weld tabs, capacitance, socket, the magnetic conduction T iron, magnet steel, upper clamp plate, voice coil, high-frequency diaphragm and Balancer；The magnet steel is arranged between the upper clamp plate and the magnetic conduction T iron, wherein the magnetic conduction T iron, the magnet steel and The upper clamp plate is combined into the magnetic circuit device by glue sticking；The voice coil is socketed on the magnetizer of the magnetic conduction T iron, institute High-frequency diaphragm setting is stated to connect on the upper clamp plate, and with the upper clamp plate；The balancer is arranged in the high-frequency diaphragm Top, snapped connection with the socket；The weld tabs and the capacitance are arranged on the socket.

The magnetic conduction T iron band with sound absorption function of the utility model is fluted, and the circle on acoustical cotton and magnetizer top is recessed For interference fit between slot, sound construction after assembly is beautiful, can effectively reduce process, can avoid that glue is leaned on to be bonded merely And the potential or substantive acoustical cotton brought falls off and other issues, significantly reduces the incidence of quality problems, prevents Unnecessary customer complaint and claim waste；Simplify technique, saves the time, reduce cost；The volume of T iron can effectively be reduced And weight, and magnetic conduction efficiency is improved, the appearance of loud speaker can be made small and beautiful, keep loud speaker performance outstanding, carry High product quality.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only Only it is some embodiments of the utility model, for those of ordinary skill in the art, in not making the creative labor property Under the premise of, other drawings may also be obtained based on these drawings.

Fig. 1 is chassis according to one embodiment of the magnetic conduction T iron with sound absorption function of the utility model, magnetizer Schematic diagram；

Fig. 2 is chassis according to one embodiment of the magnetic conduction T iron with sound absorption function of the utility model, magnetizer Schematic cross-sectional view；

Fig. 3 is the signal according to the acoustical cotton of one embodiment of the magnetic conduction T iron with sound absorption function of the utility model Figure；

Fig. 4 is the schematic diagram according to the assembling of one embodiment of the magnetic conduction T iron with sound absorption function of the utility model；

Fig. 5 is the decomposition diagram according to one embodiment of the high pitch loudspeaker of the utility model.

Specific implementation mode

The utility model is described more fully with reference to the accompanying drawings, wherein illustrating the exemplary reality of the utility model Apply example.The following will be combined with the drawings in the embodiments of the present invention, carries out clearly the technical scheme in the embodiment of the utility model Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.It is new to this practicality with reference to figure and embodiment The technical solution of type carries out various descriptions.

Hereafter in order to describe conveniently, hereinafter so-called "left", "right", "upper", "lower" etc. and attached drawing itself it is left and right, It is upper and lower to wait directions consistent.

As shown in Figures 1 to 4, the utility model provides a kind of magnetic conduction T iron with sound absorption function, including：Chassis 12 is led Magnet 11 and acoustical cotton 2.Chassis 11 is connect with columned magnetizer 12, and chassis 11 and magnetizer 12 are coaxial.Chassis 12 It can be integrally formed with magnetizer 11.The top of magnetizer 11 is provided with circular groove 13, and acoustical cotton 2 is cylindric, sound-absorbing The setting of cotton 2 is interference fitted in circular groove 13 and with circular groove 13.

The outer diameter of acoustical cotton 2 is slightly larger than the internal diameter size of circular groove 13, the material of acoustical cotton 2 can be it is a variety of, For example, foam material, PU sponges etc..The material of acoustical cotton 2 has extruding elasticity, acoustical cotton 2 that can fully match with circular groove 13 It closes, forms the fit system of interference fit.By actual verification, cooperation is firm, saves technique, between carrying out parts interference match It closes, sound construction after assembly, it is beautiful；Process can be effectively reduced in the fabrication process, reduce cost；Between related components When mutual cooperation, design relative dimensions are interference fit size, keep the cooperation between two parts more firm.

In one embodiment, the center line of circular groove 13 is overlapped with the center line of magnetizer 11.The height of acoustical cotton 2 It is identical as the depth of circular groove 13.Can annular groove be set on the connecting portion of chassis 12 and magnetizer 11, can subtract The volume and weight of small T iron, and at the same time improving magnetic conduction efficiency.

The bottom on chassis 12 is provided with taper hole 14, the center line of taper hole 14 overlaps with the center line of magnetizer 13, can have The volume and weight of the reduction T iron of effect.Chassis 12 can be round table-like, and the busbar on chassis 12 can be straight line or camber line etc..Bottom The outer surface of disk 12 and magnetizer 11 has zinc coat.

In one embodiment, as shown in figure 5, the utility model provides a kind of high pitch loudspeaker, including as above any reality Apply the magnetic conduction T iron with sound absorption function in example.High pitch loudspeaker further includes：Weld tabs 12, capacitance 11, socket 3, magnet steel 6, upper folder Plate 7, voice coil 8, high-frequency diaphragm 9 and balancer 10.

Magnet steel 6 is arranged between upper clamp plate 7 and magnetic conduction T iron 1, is installed in the circular groove at the top of the magnetizer of magnetic conduction T iron 1 There is acoustical cotton 2.Magnetic conduction T iron 1, magnet steel 6 and upper clamp plate 7 are combined into magnetic circuit device by glue sticking.Voice coil 8 is socketed in magnetic conduction T iron 1 Magnetizer on, high-frequency diaphragm 9 setting is connect on upper clamp plate 7, and with upper clamp plate 7.Balancer 10 is arranged in high-frequency diaphragm 9 Top is snapped connection with socket 3.Weld tabs 12 and capacitance 11 are arranged on socket 2, and with the driving circuit lead string of voice coil 8 Join and welds.

The magnetic conduction T iron and high pitch loudspeaker with sound absorption function of the utility model, acoustical cotton and magnetizer top For interference fit between circular groove, sound construction after assembly is beautiful, can effectively reduce process, can avoid leaning on glue merely Liquid is bonded and the potential or substantive acoustical cotton that brings falls off and other issues, significantly reduces the generation of quality problems Rate has prevented unnecessary customer complaint and claim waste；Simplify technique, saves the time, reduce cost；T can effectively be reduced The volume and weight of iron, and magnetic conduction efficiency is improved, the appearance of loud speaker can be made small and beautiful, make loud speaker performance more Remarkably, product quality is improved.

Above-mentioned any technical solution disclosed in the utility model unless otherwise stated, if it discloses numberical range, So disclosed numberical range is preferred numberical range, it is any it should be appreciated by those skilled in the art：Preferred numerical value Range is only the numerical value that technique effect is obvious or representative in many enforceable numerical value.Since numerical value is more, It is impossible to exhaust, so the utility model just discloses component values to illustrate the technical solution of the utility model, also, it is above-mentioned The numerical value enumerated should not constitute the limitation that protection domain is created to the utility model.

If limiting parts if the words such as " first ", " second " are used herein, those skilled in the art answer This knows：The use of " first ", " second " is intended merely to facilitate in description and is distinguished parts as not having Stated otherwise Outside, above-mentioned word has no special meaning.

Meanwhile if above-mentioned the utility model discloses or relates to the parts or structural member of connection fastened to each other, Unless otherwise stated, it is fixedly connected and can be understood as：Connection can be removedly fixed（Such as it is connected using bolt or screw）, It can be understood as：It is non-removable to be fixedly connected（Such as riveting, welding）, certainly, connection fastened to each other or integral type Structure（Such as it is manufactured using casting technique is integrally formed）Replaced（It obviously can not be using except integrally formed technique）.

In addition, being used to indicate position relationship or shape applied in above-mentioned any technical solution disclosed by the utility model Term its meaning includes approximate with its, similar or close state or shape unless otherwise stated.It is provided by the utility model Either component by multiple individual component parts either assembled, or the list that integrally formed technique manufactures Only component.

Finally it should be noted that:Above example is only to illustrate the technical solution of the utility model rather than limits it System；Although the utility model is described in detail with reference to preferred embodiment, those of ordinary skill in the art should Understand：It can still modify to specific embodiment of the present utility model or some technical characteristics are equally replaced It changes；Without departing from the spirit of technical solutions of the utility model, should all cover in the claimed technical solution of the utility model In range.

Claims (9)

1. a kind of magnetic conduction T iron with sound absorption function, which is characterized in that including：

Chassis, magnetizer and acoustical cotton；The chassis is connect with the columned magnetizer, and the chassis is led with described Magnet is coaxial；The top of the magnetizer is provided with circular groove；The acoustical cotton is cylindric, and the acoustical cotton is arranged in institute It states in circular groove and is interference fitted with the circular groove.

2. magnetic conduction T iron as described in claim 1, which is characterized in that

The center line of the circular groove is overlapped with the center line of the magnetizer.

3. magnetic conduction T iron as described in claim 1, which is characterized in that

The height of the acoustical cotton is identical as the depth of the circular groove.

4. magnetic conduction T iron as described in claim 1, which is characterized in that

In the connecting portion of the chassis and the magnetizer, annular groove is set.

5. magnetic conduction T iron as described in claim 1, which is characterized in that

The bottom on the chassis is provided with taper hole, the center line of the taper hole is overlapped with the center line of the magnetizer.

6. magnetic conduction T iron as described in claim 1, it is characterised in that：

The chassis is round table-like, and the busbar on the chassis is straight line or camber line.

7. magnetic conduction T iron as described in claim 1, it is characterised in that：

The chassis and the outer surface of the magnetizer have zinc coat.

8. a kind of high pitch loudspeaker, it is characterised in that：

It include the magnetic conduction T iron with sound absorption function as described in claim 1 to 7 any one.

9. high pitch loudspeaker as claimed in claim 8, which is characterized in that further include：

Weld tabs, capacitance, socket, the magnetic conduction T iron, magnet steel, upper clamp plate, voice coil, high-frequency diaphragm and balancer；

The magnet steel is arranged between the upper clamp plate and the magnetic conduction T iron, wherein the magnetic conduction T iron, the magnet steel and described Upper clamp plate is combined into magnetic circuit device by glue sticking；The voice coil is socketed on the magnetizer of the magnetic conduction T iron, the high frequency vibrating Film setting is connect on the upper clamp plate, and with the upper clamp plate；The balancer is arranged in the top of the high-frequency diaphragm, with The socket snaps connection；The weld tabs and the capacitance are arranged on the socket.