CN212231726U

CN212231726U - A kind of loudspeaker

Info

Publication number: CN212231726U
Application number: CN202020863425.6U
Authority: CN
Inventors: 诸月
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-25
Anticipated expiration: 2030-05-21

Abstract

The utility model belongs to the technical field of loudspeaker, specifically disclose a loudspeaker, include loudspeaker body, horn bracket and be used for connecting loudspeaker body with horn bracket's shock attenuation sleeve, be provided with on the loudspeaker body and be used for the joint shock attenuation sleeve's hangers, and same shock attenuation sleeve is at least followed with two shock attenuation sleeve's parallel and interval of axial sets up the hangers joint, shock attenuation sleeve with horn bracket can dismantle the connection. The utility model discloses a loudspeaker can improve the stability and the reliability of setting up of loudspeaker body.

Description

A kind of loudspeaker

Technical Field

The utility model relates to a loudspeaker technical field especially relates to a loudspeaker.

Background

A speaker is a device for amplifying and playing sound, and is widely used in various fields such as televisions, flat panels, notebooks, and automobiles. Loudspeaker usually include loudspeaker body and be used for realizing the loudspeaker support that loudspeaker body and external device are connected, and loudspeaker body is at the sound production in-process, because the coil circular telegram and cause the change of inside magnetic field to drive the motion of this internal loudspeaker cone of loudspeaker, make loudspeaker cone compressed air, thereby produce and transmit sound.

Because loudspeaker body sound production in-process can produce great vibration, for avoiding loudspeaker body's vibration transmission to external device, loudspeaker body and loudspeaker support adopt shock attenuation silica gel circle cooperation screw post to realize connecting usually. Wherein, be provided with the hangers of joint shock attenuation silica gel circle on the loudspeaker body, the through-hole of wearing to establish the screw is seted up to shock attenuation silica gel circle, is provided with the through-hole that is used for revolving to twist the screw on the horn support. After shock attenuation silica gel circle joint was on the hangers, wear to establish through-hole and screw hole through the screw, realize being connected of shock attenuation silica gel circle and horn bracket to realize being connected of loudspeaker body and horn bracket.

The fixed knot that prior art provided constructs on loudspeaker body and the loudspeaker support, because the clearance between shock attenuation silica gel circle and the screw post is great, the radial direction fixed tolerance who leads to being connected of screw post and shock attenuation silica gel circle is big along shock attenuation silica gel circle, makes the lock attach the screw back loudspeaker body also can produce great shake the momentum to make loudspeaker produce the trend of turning on one's side and toppling over, influence the normal use of loudspeaker body, still make the collision to the component around the loudspeaker body easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a loudspeaker improve loudspeaker body and set up stability and reliability on the horn bracket.

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

the utility model provides a loudspeaker, includes loudspeaker body, horn support and is used for connecting loudspeaker body with horn support's shock attenuation sleeve, be provided with on the loudspeaker body and be used for the joint shock attenuation sleeve's hangers, and same shock attenuation sleeve is at least with two edges shock attenuation sleeve's parallel and interval setting the hangers joint, shock attenuation sleeve with the connection can be dismantled to horn support.

As an optional technical scheme of loudspeaker, the shock attenuation sleeve includes that sleeve body and protruding are established boss portion on the sleeve body outer peripheral face, the both ends of boss portion and adjacent two the opposite face butt of hangers.

As an optional technical scheme of loudspeaker, the hangers is followed shock attenuation telescopic axial link up seted up the card hole and with the opening of card hole intercommunication, open-ended maximum width is less than the diameter in card hole, this physical stamina of sleeve passes through the opening is crowded into the card hole, the diameter in card hole equals the external diameter of sleeve body.

As an optional technical scheme of loudspeaker, the both ends of sleeve body all are provided with spacing portion, the external diameter of spacing portion is greater than the external diameter of sleeve body.

As an optional technical scheme of loudspeaker, be provided with the erection column on the loudspeaker support, damping sleeve's center has link up and has seted up the installation through-hole, the erection column is established in inserting the installation through-hole.

As an optional technical scheme of loudspeaker, the shock attenuation sleeve orientation the one end of horn bracket is provided with the shock attenuation portion, the shock attenuation portion is kept away from the one end of hangers with the horn bracket butt, the shock attenuation portion have with the cavity that the installation through-hole link up, just the cavity is followed the radial width of shock attenuation sleeve is greater than the internal diameter of installation through-hole.

As an optional technical solution of the horn, a width of the cavity in a radial direction of the damping sleeve gradually decreases along both ends of the damping portion toward a middle of the damping portion.

As an optional technical scheme of the loudspeaker, the inner surface and the outer surface of the damping part are both arc surfaces, and the arc surfaces and the central shaft of the damping sleeve are coaxially arranged.

As an optional technical scheme of loudspeaker, be equipped with the arch along its axial is protruding on the inside of installation through-hole, protruding edge the circumference interval of installation through-hole is provided with a plurality ofly, and is a plurality of the arch is kept away from the one end of installation through-hole is located same periphery, the external diameter more than or equal to of erection column the diameter of periphery just is less than the diameter of installation through-hole.

As an optional technical scheme of the loudspeaker, the mounting column is provided with a threaded hole along the axial direction of the mounting column, and the damping sleeve and the mounting column are locked and attached through threaded connecting pieces which are arranged in the threaded hole and the mounting through hole in a penetrating mode.

The beneficial effects of the utility model reside in that:

the utility model provides a loudspeaker, through set up two at least hangers that set up along damping sleeve direction of height on the loudspeaker body, the damping sleeve card is established on two at least hangers, can guarantee that damping sleeve's axis direction is unanimous with the fixed direction of loudspeaker body, and has a plurality of contact points between loudspeaker body and the damping sleeve to improve loudspeaker body and damping sleeve's stability of being connected and reliability, avoid the loudspeaker body because of receiving the slope or turning on one's side that leads to along the radial direction's of damping sleeve power.

Drawings

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

FIG. 2 is a schematic diagram of the structure of FIG. 1 in a disassembled configuration;

FIG. 3 is an enlarged view of a portion of FIG. 2 at I;

fig. 4 is a partial cross-sectional view of the structure of fig. 1.

The figures are labeled as follows:

1-a horn body; 11-hanging a lug; 111-card hole; 112-opening;

2-a damping sleeve; 21-a sleeve body; 22-a boss portion; 23-a limiting part; 24-a shock absorbing portion; 241-a cavity; 25-mounting a through hole; 251-a projection;

3-a horn bracket; 31-mounting a bottom plate; 32-mounting a boss; 33-mounting posts; 331-threaded hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1-4, this embodiment provides a loudspeaker, include loudspeaker body 1, loudspeaker support 3 and be used for connecting loudspeaker body 1 with loudspeaker support 3's damping sleeve 2, be provided with on loudspeaker body 1 and be used for the joint the hangers 11 of damping sleeve 2, and it is same damping sleeve 2 is at least with two edges damping sleeve 2's axial direction parallel and interval set up hangers 11 joint, damping sleeve 2 with loudspeaker support 3 can dismantle the connection.

The utility model provides a loudspeaker, through set up two at least hangers 11 that set up along 2 direction of height of shock attenuation sleeve on loudspeaker body 1, 2 cards of shock attenuation sleeve are established on two at least hangers 11, can guarantee that the axis direction of shock attenuation sleeve 2 is unanimous with loudspeaker body 1's fixed direction, and there are a plurality of contact points between loudspeaker body 1 and the shock attenuation sleeve 2, thereby improve loudspeaker body 1 and shock attenuation sleeve 2's stability and reliability of being connected, avoid loudspeaker body 1 because of receiving the slope or the side of turning on one's side that leads to along the power of 2 radial directions of shock attenuation sleeve.

Specifically, the hanging lug 11 is convexly arranged on the side wall of the horn body 1, and the hanging lug 11 is a plate-shaped structure vertically connected with the corresponding side wall, so that the weight of the hanging lug 11 is reduced, and the aesthetic property is improved. The hangers 11 are perpendicular to the axis direction of the shock absorption sleeve 2, the hangers 11 are provided with clamping holes 111 penetrating through the two opposite surfaces of the hangers 11 and openings 112 communicated with the clamping holes 111, the openings 112 penetrate through the side wall of one side of the hangers 11, the maximum width of the openings 112 is smaller than that of the clamping holes 111, and the clamping position of the shock absorption sleeve 2 can enter the hangers 11 through the openings 112 to be clamped with the clamping holes 111.

The damping sleeve 2 is integrally of a cylindrical structure and comprises a sleeve body 21 and a boss part 22 protruding on the upper outer peripheral surface of the sleeve body 21, the height of the boss part 22 is equal to the distance between two adjacent hanging lugs 11, the outer diameter of the sleeve body 21 is equal to the diameter of the clamping hole 111, and the sleeve bodies 21 at two ends of the boss part 22 form clamping positions. After the damping sleeve and the hangers 11 are clamped, two end faces of the boss part 22 are respectively abutted to corresponding side faces of two adjacent hangers 11, so that the damping sleeve 2 is limited in the axial direction of the damping sleeve 2 relative to the horn body 1.

In the present embodiment, the boss portion 22 has a circular ring-shaped structure, which facilitates processing, but the present invention is not limited thereto, and a plurality of boss portions 22 may be provided along the circumferential direction of the sleeve body 21.

Further, the peripheries of both ends of the boss portion 22 are provided with chamfers for reducing resistance when the damping sleeve 2 is pushed into the opening 112 and guiding the damping sleeve 2 from the opening 112 to the chucking hole 111.

In one embodiment, the damping sleeve 2 is provided with a limiting portion 23 at each of two ends in the axial direction thereof, the limiting portion 23 is protruded on the outer surface of the sleeve body 21, the outer diameter of the limiting portion 23 is larger than the outer diameter of the sleeve body 21, and the distance between the limiting portion 23 and the adjacent boss portion 22 is equal to the thickness of the hanging lug 11. That is, when the damper sleeve 2 is fitted in the lug 11, the opposite surfaces of the lug 11 fitted between the stopper portion 23 and the boss portion 22 are respectively brought into contact with the stopper portion 23 and the boss portion 22. The stopper 23 can further prevent the damper sleeve 2 from being disengaged from the suspension loop 11.

In one embodiment, the stop portion 23 has an outer diameter equal to the outer diameter of the boss portion 22, facilitating machining. However, the present embodiment is not limited to this, as long as the outer diameter of the stopper portion 23 and the outer diameter of the boss portion 22 are ensured to be larger than the outer diameter of the sleeve body 21.

The center of damping sleeve 2 has seted up the installation through-hole 25 that is used for connecting horn bracket 3 along its axial link, and preferably, the sleeve body 21 is provided with shock attenuation portion 24 towards the one end of horn bracket 3, and the one end that hangers 11 were kept away from to shock attenuation portion 24 is with horn bracket 3 butt. The damper portion 24 has a cavity 241 provided through the mounting through hole 25, and a maximum width of the cavity 241 in the radial direction of the sleeve body 21 is larger than a diameter of the mounting through hole 25. The setting of shock-absorbing part 24 can make loudspeaker body 1 vibration in-process, through the upper and lower flexible deformation of shock-absorbing part 24, absorbs the vibrations along 2 axial directions of shock attenuation sleeve, improves the shock attenuation effect of shock attenuation sleeve 2.

Further preferably, the width of the cavity 241 in the radial direction of the damper sleeve 2 is gradually increased toward the center direction along both ends of the damper portion 24, thereby improving the deformation performance and the damping performance of the damper portion 24. And optionally, the inner and outer surfaces of the shock absorption part 24 are arc surfaces coaxially arranged with the sleeve body 21, but the utility model discloses but not limited to this, the inner and outer surfaces of the shock absorption part 24 can also be round table surface, shuttle surface, etc.

In one embodiment, the two hanging lugs 11 are arranged at intervals along the axial direction of the damping sleeve 2, so that the connection stability of the horn bracket 3 and the damping sleeve 2 is ensured, the connection structure of the horn bracket 3 and the damping sleeve 2 is simplified, and the processing and assembling cost is reduced. However, the present invention is not limited thereto, and the suspension loops 11 may be provided three or more in the axial direction of the damping sleeve 2.

In this embodiment, loudspeaker body 1 is hexahedron structure, and its relative both sides all are provided with hangers 11 and shock attenuation sleeve 2, and each side is provided with two sets of hangers 11 along shock attenuation sleeve 2's radial interval, all hangs on every group hangers 11 and is equipped with a shock attenuation sleeve 2. And the hanging lugs 11 which are positioned at the same side and the same height can be connected with each other or can be separated from each other.

Preferably, the axial direction of the damping sleeve 2 is parallel to the sound emitting direction of the horn body 1 to improve the damping effect of the damping sleeve 2 on the horn body 1.

However, the utility model discloses not be limited to this, loudspeaker body 1 can also be other shapes, and the quantity of hangers 11 on loudspeaker body 1 and the position that sets up and damping sleeve 2 set up the position and all can specifically set up according to the practical application demand.

In this embodiment, in order to improve the damping effect of the damping sleeve 2, the damping sleeve 2 is made of silica gel. However, the utility model discloses be not limited to this, damping sleeve 2 can also adopt TPU, EPR etc. to have certain hardness and the rubber material of degeneration ability to make.

The horn bracket 3 comprises a mounting base plate 31 positioned on one side of the horn body 1 and mounting bosses 32 which are positioned on the other two opposite sides of the horn body 1 and are vertically connected with the mounting base plate 31, the horn body 1 is positioned in a mounting space formed by the mounting base plate 31 and the two mounting bosses 32, and a gap is formed between the horn body 1 and the mounting base plate 31 so as to prevent the horn body 1 from directly contacting with the mounting base plate 31 and transmitting the vibration of the horn body 1 to the horn bracket 3.

In order to realize the connection between the horn bracket 3 and the damping sleeve 2, the mounting boss 32 is provided with a mounting post 33, and the mounting post 33 is inserted into the mounting through hole 25. By providing the mounting post 33 on the mounting boss 32, the length of the mounting post 33 required for connecting the damper sleeve 2 can be reduced, and the structural rigidity of the mounting post 33 can be improved. In other embodiments, the mounting posts 33 may also be disposed directly on the mounting plate 31.

In this embodiment, the inside of the mounting through hole 25 is provided with a plurality of protrusions 251 protruding along the axial direction thereof, the plurality of protrusions 251 are arranged at intervals along the circumferential direction of the mounting through hole 25, one ends of the plurality of protrusions 251 far away from the mounting through hole 25 are located on the same circumferential surface, and the outer diameter of the mounting post 33 is greater than or equal to the diameter of the circumferential surface and smaller than the diameter of the mounting through hole 25. Through setting up arch 251 with, can make better absorbing along the radial vibrations of shock attenuation sleeve 2, avoid vibrations to transmit between horn bracket 3 and loudspeaker body 1.

Further, the projections 251 are provided in plurality at regular circumferential intervals along the mounting through-holes 25 to improve force balance. Preferably, the protrusion 251 is a circular arc protrusion, which can reduce the abrasion during the insertion of the mounting post 33 and the damping sleeve 2. However, the present invention is not limited thereto, and the protrusion 251 may have other shapes, such as trapezoid, rectangle, triangle, etc.

By providing the protrusions 251 and the positioning grooves, stable connection of the damping sleeve 2 and the horn bracket 3 can be achieved. In one embodiment, the mounting post 33 may also be provided with a threaded hole 331 along an axial direction thereof, and the damping sleeve 2 and the mounting post 33 are locked by a threaded connector inserted into the threaded hole 331 and the mounting through hole 25, so as to further improve the connection stability and reliability of the horn bracket 3 and the damping sleeve 2.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a loudspeaker, its characterized in that includes loudspeaker body (1), horn support (3) and is used for connecting loudspeaker body (1) with damping sleeve (2) of horn support (3), be provided with on loudspeaker body (1) and be used for the joint hangers (11) of damping sleeve (2), and it is same damping sleeve (2) are followed with two at least the axial parallelism and the interval of damping sleeve (2) set up hangers (11) joint, damping sleeve (2) with horn support (3) can dismantle the connection.

2. The horn of claim 1, wherein the damping sleeve (2) comprises a sleeve body (21) and a boss portion (22) protruding from the outer peripheral surface of the sleeve body (21), and both ends of the boss portion (22) are abutted against the opposite surfaces of two adjacent lugs (11).

3. The horn of claim 2, wherein the hanging lug (11) is provided with a clamping hole (111) and an opening (112) communicated with the clamping hole (111) along the axial direction of the damping sleeve (2), the maximum width of the opening (112) is smaller than the diameter of the clamping hole (111), the sleeve body (21) can be squeezed into the clamping hole (111) through the opening (112), and the diameter of the clamping hole (111) is equal to the outer diameter of the sleeve body (21).

4. The horn of claim 3, wherein both ends of the sleeve body (21) are provided with a limiting portion (23), and an outer diameter of the limiting portion (23) is larger than that of the sleeve body (21).

5. The horn according to any one of claims 1 to 4, wherein the horn bracket (3) is provided with a mounting post (33), a mounting through hole (25) is formed through the center of the damping sleeve (2), and the mounting post (33) is inserted into the mounting through hole (25).

6. The horn of claim 5, wherein the end of the damping sleeve (2) facing the horn support (3) is provided with a damping portion (24), the end of the damping portion (24) facing away from the hanging lug (11) abuts against the horn support (3), the damping portion (24) has a cavity (241) penetrating the mounting through hole (25), and the width of the cavity (241) in the radial direction of the damping sleeve (2) is greater than the inner diameter of the mounting through hole (25).

7. The horn according to claim 6, wherein the width of the cavity (241) in the radial direction of the damping sleeve (2) is gradually reduced toward the middle of the damping portion (24) along both ends of the damping portion (24).

8. The horn according to claim 7, wherein the inner and outer surfaces of the damper portion (24) are circular arc surfaces which are arranged coaxially with the central axis of the damper sleeve (2).

9. The horn of claim 5, wherein the mounting through hole (25) is provided with a plurality of protrusions (251) protruding in the axial direction thereof, the protrusions (251) are provided at intervals in the circumferential direction of the mounting through hole (25), one ends of the protrusions (251) far away from the mounting through hole (25) are located on the same circumferential surface, and the outer diameter of the mounting post (33) is greater than or equal to the diameter of the circumferential surface and smaller than the diameter of the mounting through hole (25).

10. The horn of claim 5, wherein the mounting post (33) is provided with a threaded hole (331) along an axial direction thereof, and the damping sleeve (2) and the mounting post (33) are locked by a threaded connector inserted into the threaded hole (331) and the mounting through hole (25).