Voice coil skeleton structure for loudspeaker

Abstract

The utility model discloses a voice coil skeleton structure for a loudspeaker, which relates to the technical field of loudspeakers, and comprises an outer ring skeleton and an inner ring skeleton which are integrally connected, the outer ring skeleton and the inner ring skeleton are mutually folded and packaged, the upper end of a ring opening of the outer ring skeleton is provided with an upper limiting convex ring which extends inwards, and the lower end of the ring opening of the outer ring skeleton is provided with a lower limiting convex ring which extends inwards. A plurality of groups of first heat dissipation row holes are formed in the upper limiting convex ring in the circumferential direction of the upper limiting convex ring, heat dissipation through grooves are formed between every two adjacent groups of supporting ribs at intervals, a lower limiting convex ring extending outwards is arranged at the lower end of a ring opening of the inner ring frame, and a plurality of groups of second heat dissipation row holes are formed in the lower limiting convex ring in the circumferential direction of the lower limiting convex ring. According to the loudspeaker voice coil framework, the outer ring framework and the inner ring framework are integrally packaged, the through type heat dissipation cavity is formed in the loudspeaker voice coil framework in a built-in mode, all-directional heat conduction and heat dissipation work is carried out on the whole structure of the voice coil framework, the heat dissipation efficiency is better, the built-in type heat dissipation cavity does not affect the external structure of the voice coil framework, and the service life of the loudspeaker voice coil framework is prolonged. And the aesthetic property is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of loudspeaker, especially a loudspeaker voice coil former structure. BACKGROUND

[0002] The framework of the voice coil is the whole voice coil's skeleton, bears the responsibility that the sound source driving force generated by the voice coil is transmitted to the outside mechanical wave radiation diffusion, along with the extension of the field of loudspeaker, all kinds of voice coil framework are produced and processed application, such as the loudspeaker voice coil framework (disclosed announcement number CN218570459U) shown in Chinese patent network, the voice coil framework of this kind of form, by setting up the heat dissipation structure on the framework, utilize its heat dissipation hole, heat dissipation fin and heat dissipation block combination's heat dissipation, increase the contact area of voice coil framework main part and air, speed up the speed of heat dissipation, thereby improve the effect of heat dissipation.

[0003] However, the loudspeaker voice coil framework structure of the above-mentioned disclosed patent and existing market still has some deficiencies: the existing way of adding heat dissipation components on the loudspeaker framework is relatively limited in heat conduction and heat dissipation, and the setting of the heat dissipation components increases the additional structure of the voice coil framework, which is poor in overall appearance. Therefore, the technical personnel in the field provide a loudspeaker voice coil framework structure to solve the problem raised in the above background technology. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a loudspeaker voice coil framework structure, which solves the problem of low heat conduction and heat dissipation efficiency of the existing loudspeaker voice coil framework raised in the above background technology.

[0005] To achieve the above purpose, the utility model realizes the following technical scheme: a loudspeaker voice coil framework structure, comprising an outer ring framework and an inner ring framework connected integrally, the outer ring framework and the inner ring framework are mutually opposite and packaged;

[0006] The outer ring framework comprises an outer ring frame, an upper limiting convex ring extending inward is arranged on the upper end of the ring mouth of the outer ring frame, and a plurality of groups of first heat dissipation row holes are arranged on the upper limiting convex ring along the circumferential direction;

[0007] The inner ring framework comprises an inner ring frame, a plurality of groups of supporting ribs are arranged on the ring body of the inner ring frame along the circumferential direction, and a heat dissipation through slot is arranged between the two adjacent groups of supporting ribs, a lower limiting convex ring extending outward is arranged on the lower end of the ring mouth of the inner ring frame, and a plurality of groups of second heat dissipation row holes are arranged on the lower limiting convex ring along the circumferential direction.

[0008] As a further technical scheme of the utility model: the supporting rib is a spiral structure, and the outer diameter of the supporting rib is matched with the inner diameter of the outer ring frame.

[0009] As a further technical scheme of the utility model: the first heat dissipation row hole, second heat dissipation row hole, the quantity of heat dissipation through slot is same, and the first heat dissipation row hole, second heat dissipation row hole are respectively opposite to the upper, lower slot of heat dissipation through slot.

[0010] As a further technical scheme of the utility model: the ring mouth inner diameter of upper limit position convex ring is flush with the ring mouth inner diameter of inner ring frame, and the ring mouth outer diameter of outer ring frame is flush with the ring mouth outer diameter of lower limit position convex ring.

[0011] As a further technical scheme of the utility model: the outer ring frame and the inner ring frame are mutually opposite and overlap through upper limit position convex ring and lower limit position convex ring.

[0012] As a further technical scheme of the utility model: the outer ring frame is provided with wire winding slot in the form of concave inwards, and the inner wall of wire winding slot is provided with spiral wire guide groove.

[0013] The utility model provides a kind of voice coil skeleton structure for loudspeaker, compared with prior art has following

[0014] Beneficial effects:

[0015] 1.The loudspeaker voice coil skeleton of the design is integrally packaged by the outer ring frame and the inner ring frame, and a through heat dissipation cavity is formed in a built-in manner inside, which performs omnidirectional heat conduction and dissipation for the overall structure of the voice coil skeleton, has better heat dissipation efficiency, and the built-in heat dissipation cavity does not affect the external structure of the voice coil skeleton, which is more aesthetically pleasing.

[0016] 2.The split integrated assembled loudspeaker voice coil skeleton of the design can pre-assemble coil and other components on the respective voice coil skeletons in an independent split assembly manner, and then integrally assemble the outer ring frame and the inner ring frame, which improves the modularization performance of production and assembly, and improves the overall structure of the voice coil skeleton by using the support rib during assembly.

[0017] 3.The loudspeaker voice coil skeleton of the design can guide and limit the winding of the coil by combining the wire winding slot and the spiral wire guide groove on the outer side of the voice coil skeleton, so that the coil is tightly wound. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structure schematic view of a loudspeaker voice coil skeleton structure.

[0019] Figure 2 It is a partial sectional view of a loudspeaker voice coil skeleton structure.

[0020] Figure 3 It is a structure schematic view of an outer ring frame in a loudspeaker voice coil skeleton structure.

[0021] Figure 4 It is a structure diagram of an inner coil skeleton in a voice coil skeleton structure for a loudspeaker.

[0022] In the figure: 1, outer coil skeleton; 11, outer coil frame; 12, winding slot; 13, spiral wire guide slot; 14, upper limiting convex ring; 15, first heat dissipation row hole; 2, inner coil skeleton; 21, inner coil frame; 22, support rib; 23, second heat dissipation row hole; 24, heat dissipation through slot; 25, lower limiting convex ring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Please refer to Figures 1-4 The utility model provides a kind of voice coil skeleton structure for loudspeaker technical scheme: a kind of voice coil skeleton structure for loudspeaker, including the outer coil skeleton 1 and inner coil skeleton 2 of integral connection, outer coil skeleton 1 and inner coil skeleton 2 mutually opposite and pack, outer coil skeleton 1 includes outer coil frame 11, the upper end of the ring mouth of outer coil frame 11 is provided with the upper limiting convex ring 14 extending inwards, inner coil skeleton 2 includes inner coil frame 21, the lower end of the ring mouth of inner coil frame 21 is provided with the lower limiting convex ring 25 extending outwards, the ring mouth inner diameter of upper limiting convex ring 14 is flush with the ring mouth inner diameter of inner coil frame 21, the ring mouth outer diameter of outer coil frame 11 is flush with the ring mouth outer diameter of lower limiting convex ring 25, outer coil skeleton 1 and inner coil skeleton 2 are mutually opposite and overlap by upper limiting convex ring 14 and lower limiting convex ring 25, by the way of mutually opposite, outer coil skeleton 1 and inner coil skeleton 2 are mutually inserted and overlap, and using the limiting of upper limiting convex ring 14 to inner coil skeleton 2, the limiting of lower limiting convex ring 25 to outer coil skeleton 1, so that it keeps the state of tightly integrated and packed.

[0025] The ring body of outer coil frame 11 is provided with winding slot 12 in the form of concave inward, and the inner wall of winding slot 12 is provided with spiral wire guide slot 13, by the setting of winding slot 12, the winding of coil is limited, and coil is limited in winding slot 12, and by the setting of spiral wire guide slot 13, when coil is initially wound on voice coil skeleton, spiral guide effect is played, so that the initial winding of coil is more compact, to facilitate subsequent continuous and compact winding work.

[0026] The circle body of the inner ring frame 21 is provided with a plurality of groups of support ribs 22 arranged along the circumference thereof, the support ribs 22 are in a spiral structure, and the outer diameter of the support ribs 22 is matched with the inner diameter of the outer ring frame 11. By arranging the spiral structure support ribs 22 on the inner ring frame 2, on the one hand, the support ribs 22 can play the role of a reinforcing rib to improve the firmness of the overall structure of the voice coil frame, and on the other hand, a longer range of heat dissipation through grooves 24 can be formed to improve the overall heat dissipation of the voice coil frame.

[0027] A plurality of groups of first heat dissipation holes 15 are arranged along the circumference of the upper limiting convex ring 14, and a heat dissipation through groove 24 is arranged between two adjacent groups of support ribs 22. A plurality of groups of second heat dissipation holes 23 are arranged along the circumference of the lower limiting convex ring 25. The number of the first heat dissipation holes 15, the second heat dissipation holes 23 and the heat dissipation through grooves 24 is the same, and the first heat dissipation holes 15 and the second heat dissipation holes 23 are respectively opposite to the upper and lower grooves of the heat dissipation through grooves 24. By the mutual communication of the first heat dissipation holes 15, the second heat dissipation holes 23 and the heat dissipation through grooves 24, a built-in heat dissipation cavity is formed, the internal space of the voice coil frame is communicated with the external environment, so that the mechanical heat can be better communicated and dissipated, and the built-in heat dissipation cavity does not increase the external structure of the voice coil frame, and the overall appearance is better.

[0028] The working principle of the utility model is as follows: when the voice coil frame is integrally assembled, the outer ring frame 1 and the inner ring frame 2 can be glued and overlapped, and then the outer ring frame 1 and the inner ring frame 2 are inserted and overlapped, and the upper limiting convex ring 14 and the lower limiting convex ring 25 are used for limiting to keep the tight and integrated packaging state, and before the two groups of frames are integrally assembled, the coil and other matched components can be pre-assembled to facilitate the subsequent integrated modular assembly.

[0029] After the voice coil frame is integrally assembled, the outer ring frame 1 and the inner ring frame 2 are communicated through the heat dissipation through grooves 24 formed by the spiral structure of the support ribs 22 to form a built-in heat dissipation cavity, and because the heat dissipation through grooves 24 are communicated with the external environment through the first heat dissipation holes 15 and the second heat dissipation holes 23, the voice coil frame is in an internal communication state, so that the mechanical heat can be better communicated and dissipated, and because the heat dissipation cavity is built-in, it does not increase the external structure of the voice coil frame, and the overall appearance is better.

[0030] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary technical personnel in the technical field, some improvements and refinements can be made without departing from the principle of the utility model, and these improvements and refinements should be regarded as the protection range of the utility model. The structures, devices and operation methods not specifically described and explained in the utility model are implemented according to the conventional means in the field without special description and limitation.

Claims

1. A voice coil former structure for a loudspeaker, characterized by, The application relates to an integrated outer ring frame (1) and inner ring frame (2), wherein the outer ring frame (1) and the inner ring frame (2) are mutually opposite and encapsulated. The outer ring frame (1) comprises an outer ring support (11), the upper end of the ring mouth of the outer ring support (11) is provided with an inwardly extending upper limiting convex ring (14), and a plurality of groups of first heat dissipation row holes (15) are arranged along the circumferential direction of the upper limiting convex ring (14). The inner ring frame (2) comprises an inner ring support (21), a plurality of groups of supporting ribs (22) are arranged along the circumferential direction of the ring body of the inner ring support (21), and a heat dissipation through groove (24) is arranged between two adjacent groups of supporting ribs (22), the lower end of the ring mouth of the inner ring support (21) is provided with an outwardly extending lower limiting convex ring (25), and a plurality of groups of second heat dissipation row holes (23) are arranged along the circumferential direction of the lower limiting convex ring (25).

2. A voice coil former structure for a loudspeaker according to claim 1, wherein The supporting rib (22) is in a spiral structure, and the outer diameter of the supporting rib (22) is matched with the inner diameter of the outer ring support (11).

3. The voice coil former structure for a loudspeaker of claim 1, wherein The number of the first heat dissipation row holes (15), the second heat dissipation row holes (23) and the heat dissipation through groove (24) is the same, and the first heat dissipation row holes (15) and the second heat dissipation row holes (23) are respectively opposite to the upper and lower grooves of the heat dissipation through groove (24).

4. The voice coil former structure for a loudspeaker of claim 1, wherein The inner diameter of the ring mouth of the upper limiting convex ring (14) is flush with the inner diameter of the ring mouth of the inner ring support (21), and the outer diameter of the ring mouth of the outer ring support (11) is flush with the outer diameter of the ring mouth of the lower limiting convex ring (25).

5. The voice coil former structure for a loudspeaker of claim 1, wherein The outer ring frame (1) and the inner ring frame (2) are mutually opposite and overlapped through the upper limiting convex ring (14) and the lower limiting convex ring (25).

6. The voice coil former structure for a loudspeaker of claim 1, wherein The ring body of the outer ring support (11) is provided with a winding groove (12) in a concave form, and a spiral wire guide groove (13) is arranged on the inner wall of the winding groove (12).

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