Full-frequency loudspeaker

Abstract

The utility model aims to provide a full-frequency loudspeaker, which comprises a frame and a vibration assembly, the vibration assembly comprises a permanent magnet, a damper, a paper tube, a coil, a dangling edge and a convex diaphragm, the permanent magnet is arranged at the bottom of the frame, the middle part of the damper is connected with the outer side wall of the paper tube, the edge of the damper is connected with the frame, one end of the paper tube extends into the permanent magnet, and the other end of the paper tube extends into the coil. The other end of the paper tube extends to the outer side of the top end face of the basin stand, the coil is wound on the outer side wall of the end, located in the permanent magnet, of the paper tube, the suspension edge is arranged on the inner side wall of the top end face of the basin stand, the edge of the outwards-protruding vibrating diaphragm is connected with the suspension edge, and the outwards-protruding vibrating diaphragm protrudes in the direction away from the damper. And the inner side wall of the convex vibrating diaphragm is connected with the end, far away from the coil, of the paper tube. Therefore, by increasing the length of the paper tube, the convex vibrating diaphragm is of an outward convex structure, so that the convex vibrating diaphragm can better correspond to a high-frequency audio signal, and the low-frequency characteristic and the high-frequency characteristic are both achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of loudspeaker, in particular to a full frequency loudspeaker. BACKGROUND

[0002] The loudspeaker is the device that electric signal energy is changed into sound energy, and can radiate the sound energy, commonly known as loudspeaker.

[0003] The loudspeaker can be roughly divided into high frequency loudspeaker, medium frequency loudspeaker and low frequency loudspeaker according to frequency, wherein the high frequency loudspeaker is responsible for high frequency signal in the frequency range of 2000Hz to 20000Hz or even higher, and the low frequency loudspeaker is responsible for low frequency audio in the frequency range of 20Hz to 200Hz. Therefore, in order to make the loudspeaker can respond to high frequency signal and low frequency signal respectively, the diaphragm of high frequency loudspeaker is usually set to relatively small and hard structure, so as to adapt to high frequency vibration, and is usually made thin to produce clear high frequency sound, and the diaphragm of low frequency loudspeaker is made large and soft to produce deep and shocking low frequency sound. Therefore, in order to obtain good high and low frequency effect, high frequency loudspeaker and low frequency loudspeaker are combined for use. However, this combined installation mode will increase the cost investment, therefore, in order to solve this limitation, the full frequency loudspeaker of the application is proposed. SUMMARY

[0004] The utility model discloses a full frequency loudspeaker with low frequency characteristic and high frequency characteristic.

[0005] The utility model discloses a full frequency loudspeaker with low frequency characteristic and high frequency characteristic.

[0006] A full frequency loudspeaker comprises:

[0007] A basin frame; and

[0008] A vibration assembly, comprising a permanent magnet, a spring, a paper tube, a coil, a suspension edge and an outer convex diaphragm, wherein the permanent magnet is arranged at the bottom of the basin frame, the middle part of the spring is connected with the outer side wall of the paper tube, the edge of the spring is connected with the basin frame, one end of the paper tube extends into the permanent magnet, the other end of the paper tube extends to the outside of the top end surface of the basin frame, the coil is arranged on the outer side wall of the end of the paper tube in the permanent magnet, the suspension edge is arranged on the inner side wall of the top end surface of the basin frame, the edge of the outer convex diaphragm is connected with the suspension edge, and the outer convex diaphragm protrudes away from the spring, so that the inner side wall of the outer convex diaphragm is connected with the end of the paper tube away from the coil.

[0009] Optionally, the outer convex diaphragm comprises a cone and a dust cover, the edge of the cone is connected with the suspension edge, the cone is convex to the direction away from the spring, a through hole is formed on the cone, and the dust cover is buckled on the cone so that the dust cover covers the through hole.

[0010] Optionally, a connecting ring is arranged on the inner side wall of the through hole and connected with the paper tube.

[0011] Optionally, a ring groove is formed on the outer side wall of the through hole, and the dust cover is accommodated in the ring groove.

[0012] Optionally, the thickness of the cone is 0.08-0.12 mm.

[0013] Optionally, the distance between the top end surface of the cone and the top end surface of the frame is 10-14 mm.

[0014] Optionally, the cone is made of metal.

[0015] Optionally, the dust cover is bonded with the cone.

[0016] Optionally, a plurality of through holes are formed on the outer side wall of the frame.

[0017] Compared with the prior art, the full-frequency loudspeaker has at least the following advantages:

[0018] The full-frequency loudspeaker comprises a frame and a vibration assembly, the vibration assembly comprises a permanent magnet, a spring, a paper tube, a coil, a suspension edge and an outer convex diaphragm, the permanent magnet is arranged at the bottom of the frame, the middle part of the spring is connected with the outer side wall of the paper tube, the edge of the spring is connected with the frame, one end of the paper tube extends into the permanent magnet, the other end of the paper tube extends to the outside of the top end surface of the frame, the coil is arranged on the outer side wall of the end of the paper tube in the permanent magnet, the suspension edge is arranged on the inner side wall of the top end surface of the frame, the edge of the outer convex diaphragm is connected with the suspension edge, and the outer convex diaphragm is convex to the direction away from the spring, so that the inner side wall of the outer convex diaphragm is connected with the end of the paper tube away from the coil. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced as follows. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor on the premise of the drawings.

[0020] Figure 1 Fig. 1 is a structural schematic diagram of a full-frequency loudspeaker according to an embodiment of the present application.

[0021] Figure 2 Fig. 2 is a sectional structural schematic diagram of the full-frequency loudspeaker shown in Fig. 1. Figure 1

[0022] Legend of reference signs:

[0023] 10, full-frequency loudspeaker; 100, stand; 110, via hole; 200, vibration assembly; 210, permanent magnet; 220, spring wave; 230, paper tube; 240, coil; 250, suspension edge; 260, outer convex diaphragm; 261, cone; 2612, ring groove; 262, dust cover; 263, adapter ring. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the related drawings. The preferred embodiments of the present application are shown in the drawings.

[0025] In the description of the embodiments of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0026] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0027] ​In the embodiments of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or can be integrated; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0028] As shown in Figure 1 and Figure 2 A full-frequency loudspeaker 10, comprising a frame 100 and a vibration assembly 200, the vibration assembly 200 comprising a permanent magnet 210, a damper 220, a paper tube 230, a coil 240, a suspension edge 250 and an outer convex diaphragm 260, the permanent magnet 210 is arranged at the bottom of the frame 100, the middle part of the damper 220 is connected with the outer side wall of the paper tube 230, and the edge of the damper 220 is connected with the frame 100, one end of the paper tube 230 extends into the permanent magnet 210, the other end of the paper tube 230 extends to the outside of the top end surface of the frame 100, the coil 240 is arranged on the outer side wall of the end of the paper tube 230 located in the permanent magnet 210, the suspension edge 250 is arranged on the inner side wall of the top end surface of the frame 100, the edge of the outer convex diaphragm 260 is connected with the suspension edge 250, and the outer convex diaphragm 260 protrudes away from the damper 220, so that the inner side wall of the outer convex diaphragm 260 is connected with the end of the paper tube 230 away from the coil 240.

[0029] It should be noted that the yoke 100 is made of metal material, usually steel structure. The permanent magnet 210 is fixedly installed at the bottom of the yoke 100, for example, the permanent magnet 210 can be fixedly bonded at the bottom of the yoke 100 by glue. Further, the edge of the bobbin 220 is bonded and fixed with the yoke 100, and the center position of the bobbin 220 is bonded and fixed with the outer side wall of the paper tube 230, so that one end of the paper tube 230 is suspended and inserted into the permanent magnet 210, and the other end of the paper tube 230 extends to the outside of the top end surface of the yoke 100, that is, the other end of the paper tube 230 extends out of the yoke 100. Further, the coil 240 is wound on the outer side wall of the end of the paper tube 230 located in the permanent magnet 210, for example, the coil 240 is also bonded and fixed on the outer side wall of the paper tube 230 by glue. Further, the outer edge of the suspension edge 250 is bonded and fixed with the yoke 100, and the inner edge of the suspension edge 250 is bonded and fixed with the edge of the outer convex diaphragm 260. Among them, the outer convex diaphragm 260 protrudes to the side away from the bobbin 220, so that the inner side wall of the outer convex diaphragm 260 is bonded and fixed with the end of the paper tube 230 away from the coil 240. In this way, compared with the diaphragm of the prior art which is an inner concave structure, the full-frequency loudspeaker 10 of the present application can make the outer convex diaphragm 260 protrude outward by increasing the length of the paper tube 230, so that the outer convex diaphragm 260 can better respond to high-frequency audio signals, thereby having low-frequency characteristics and high-frequency characteristics. In particular, it should be noted that the outer convex diaphragm 260 uses a hard material such as metal, and the outer convex diaphragm 260 can be correspondingly provided as a large-area structure, so that under the action of the growing paper tube 230, the outer convex diaphragm 260 can respond to low-frequency audio signals and high-frequency audio signals.

[0030] As shown in Figure 1 and Figure 2 shown, in an embodiment, the outer convex diaphragm 260 includes a cone 261 and a dust cover 262, the edge of the cone 261 is connected with the suspension edge 250, the cone 261 protrudes away from the bobbin 220, a through hole is formed on the cone 261, and the dust cover 262 is buckled on the cone 261 to shield the through hole.

[0031] It should be noted that the outer edge of the cone 261 is bonded and fixed with the suspension edge 250, the cone 261 protrudes away from the bobbin 220, a through hole is formed at the center position of the cone 261, and the dust cover 262 is bonded and fixed on the cone 261 to shield the through hole. In this way, the through hole is covered by the dust cover 262 to prevent dust and other debris from falling into the paper tube 230. In an embodiment, the dust cover 262 is bonded and fixed with the cone 261.

[0032] As shown in Figure 2 shown, in an embodiment, the cone 261 is provided with a connecting ring 263 around the inner side wall of the through hole, and the connecting ring 263 is connected with the paper tube 230.

[0033] It should be noted that the adapter ring 263 and the sound cone 261 are integrally formed, so that the paper tube 230 and the adapter ring 263 are bonded and fixed, and the paper tube 230 and the sound cone 261 can be reliably fixed.

[0034] As shown in the drawings, Figure 2 In an embodiment, the sound cone 261 is provided with a ring groove 2612 on the outer side wall of the through hole, and the dust cover 262 is accommodated in the ring groove 2612.

[0035] It should be noted that the ring groove 2612 is provided on the top of the sound cone 261, so that the dust cover 262 is embedded in the ring groove 2612, so that the surface of the dust cover 262 can be flush with the surface of the sound cone 261, and the overall smoothness of the dust cover 262 and the sound cone 261 is ensured.

[0036] As shown in the drawings, Figure 2 In an embodiment, the thickness of the sound cone 261 is 0.08mm-0.12mm. For example, the thickness of the sound cone 261 can also be 0.1mm. Further, in an embodiment, the distance D between the top end surface of the sound cone 261 and the top end surface of the basket 100 is 10mm-14mm. For example, the distance D between the top end surface of the sound cone 261 and the top end surface of the basket 100 can also be 12mm. Further, in an embodiment, the sound cone 261 is a metal material. In this way, the sound cone 261 has a certain hardness, so that the loudspeaker better has low-frequency characteristics and high-frequency characteristics.

[0037] As shown in the drawings, Figure 1 In an embodiment, a plurality of through holes 110 are provided on the outer side wall of the basket 100. In this way, through the through holes 110, the heat dissipation inside the basket 100 is facilitated.

[0038] The above-described embodiments only express several embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as limiting the scope of the application. In the present application, unless otherwise defined, the installation / fixing / setting can be understood as including but not limited to locking and fixing by screws / screws, welding. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. A full-range loudspeaker, characterized in that, include: Sink stand; and A vibration assembly includes a permanent magnet, a spring, a paper tube, a coil, a suspension edge, and an outwardly convex diaphragm. The permanent magnet is disposed at the bottom of the basin frame. The middle part of the spring is connected to the outer side wall of the paper tube, and the edge of the spring is connected to the basin frame. One end of the paper tube extends into the permanent magnet, and the other end of the paper tube extends to the outer side of the top surface of the basin frame. The coil is wound around the outer side wall of the end of the paper tube located inside the permanent magnet. The suspension edge is disposed on the inner side wall of the top surface of the basin frame. The edge of the outwardly convex diaphragm is connected to the suspension edge, and the outwardly convex diaphragm protrudes away from the spring, such that the inner side wall of the outwardly convex diaphragm is connected to the end of the paper tube away from the coil.

2. The full-range loudspeaker according to claim 1, characterized in that, The convex diaphragm includes a cone and a dust cover. The edge of the cone is connected to the suspension edge. The cone protrudes away from the spring wave. A through hole is provided on the cone. The dust cover is fastened to the cone so that the dust cover covers the through hole.

3. The full-range loudspeaker according to claim 2, characterized in that, A connecting ring is provided on the inner wall of the cone surrounding the through hole, and the connecting ring is connected to the paper tube.

4. The full-range loudspeaker according to claim 2, characterized in that, The cone has an annular groove on its outer wall surrounding the through hole, and the dust cover is housed within the annular groove.

5. The full-range loudspeaker according to claim 2, characterized in that, The thickness of the cone is 0.08mm to 0.12mm.

6. The full-range loudspeaker according to claim 5, characterized in that, The distance between the top surface of the cone and the top surface of the frame is 10mm to 14mm.

7. The full-range loudspeaker according to claim 5, characterized in that, The cone is made of metal.

8. The full-range loudspeaker according to claim 2, characterized in that, The dust cover is bonded to the cone.

9. The full-range loudspeaker according to claim 1, characterized in that, The outer wall of the basin frame has multiple through holes.

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