Loudspeaker single body

Abstract

The utility model discloses a loudspeaker monomer which comprises a basin stand assembly, a high pitch unit, a magnetic conductive plate, a low pitch magnetic structure and a low pitch vibration assembly, and two sides of the basin stand assembly are respectively provided with a hollow window; the high pitch unit is arranged at the hollow window, the high pitch unit comprises a high pitch magnetic circuit assembly, and the high pitch magnetic circuit assembly comprises a yoke; the magnetic conductive plate is located in the basin stand assembly and is vertically connected with the yoke; the top side and the bottom side of the magnetic conductive plate are respectively connected with the bass magnetic structures. A bass magnetic gap is formed between each bass magnetic structure and the yoke. The bass vibration assemblies are arranged at the top and the bottom of the basin stand assembly respectively, each bass vibration assembly comprises a bass vibrating diaphragm assembly and a bass voice coil which are connected, and the bass voice coils are arranged corresponding to the bass magnetic gaps. The loudspeaker monomer is novel in structure, realizes integration of the two high pitch units and the two low pitch units, and can produce sound from all sides.

Description

Technical Field

[0001] The utility model relates to the technical field of electroacoustic transducers, and particularly relates to a speaker unit. Background Art

[0002] As consumers' requirements for the sound quality and loudness of the whole machine are getting higher and higher, the requirements for electroacoustic conversion devices in the industry are also further improved. In order to achieve a better experience, the industry often places multiple speaker units in a speaker, including bass units, treble units, etc. Although the sound quality has improved, the volume of the speaker has increased and become bulky, and at the same time, the cost has also risen. Summary of the Utility Model

[0003] The technical problem solved by the utility model is to provide a highly integrated speaker unit.

[0004] In order to solve the above technical problem, the technical solution adopted by the utility model is: a speaker unit, comprising:

[0005] A chassis assembly, with hollowed windows respectively provided on both sides of the chassis assembly;

[0006] A treble unit, the treble unit is arranged at the hollowed window, the treble unit includes a treble magnetic circuit assembly, and the treble magnetic circuit assembly includes a yoke;

[0007] A magnetic conductive plate, the magnetic conductive plate is located inside the chassis assembly and is perpendicularly connected to the yoke;

[0008] A bass magnetic structure, the top side and the bottom side of the magnetic conductive plate are respectively connected with the bass magnetic structure, and a bass magnetic gap is formed between the bass magnetic structure and the yoke;

[0009] A bass vibration assembly, the bass vibration assembly is respectively provided at the top and the bottom of the chassis assembly, the bass vibration assembly includes a connected bass diaphragm assembly and a bass voice coil, and the bass voice coil is arranged corresponding to the bass magnetic gap.

[0010] In one embodiment, the chassis assembly includes a connected upper chassis and a lower chassis, the hollowed window is located at the boundary between the upper chassis and the lower chassis, and the upper chassis and the lower chassis are respectively connected with the bass vibration assembly.

[0011] In one embodiment, the top side of the yoke is fixedly connected to the upper chassis, and the bottom side of the yoke is fixedly connected to the lower chassis.

[0012] In one embodiment, both the top side and the bottom side of the yoke are fixedly connected to the wall surface of the hollowed window.

[0013] In one embodiment, the treble unit does not protrude from the side wall of the chassis assembly.

[0014] In one embodiment, the connection between the magnetic conductive plate and the yoke is located on the central axis of the yoke.

[0015] In one embodiment, the tweeter further includes a tweeter chassis and a tweeter vibration assembly. The tweeter magnetic circuit assembly and the tweeter vibration assembly are respectively connected to the tweeter chassis. An end portion of the tweeter chassis protrudes outward to form a first stop portion, and a second stop portion cooperating with the first stop portion is provided in the hollow window.

[0016] In one embodiment, the tweeter magnetic circuit assembly further includes a tweeter central magnetic structure and a tweeter edge magnetic structure respectively disposed on the yoke. A tweeter magnetic gap is formed between the tweeter central magnetic structure and the tweeter edge magnetic structure. The tweeter vibration assembly includes a tweeter diaphragm assembly and a tweeter voice coil. The tweeter diaphragm assembly is respectively connected to the tweeter voice coil and the tweeter chassis, and the tweeter voice coil is disposed corresponding to the tweeter magnetic gap.

[0017] The beneficial effects of the present utility model are as follows: The structure of the loudspeaker unit is novel, realizing the integration of two tweeters and two woofers, capable of sounding in all directions, effectively improving the overall loudness of the loudspeaker unit, and making full use of the side space of the loudspeaker unit; The two woofers share a magnetic conductive plate, and a woofer magnetic gap is formed by using the yoke of the tweeter and the woofer magnetic structure, simplifying the structure of the loudspeaker unit, saving the space of the loudspeaker unit, and enabling the performance of the loudspeaker unit to be optimized to a greater extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following described drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on the structures shown in these drawings.

[0019] Figure 1 It is a cross-sectional view of the loudspeaker unit according to the first embodiment of the present utility model;

[0020] Figure 2 It is a cross-sectional view of the tweeter in the loudspeaker unit according to the first embodiment of the present utility model;

[0021] Figure 3 It is a schematic structural view of the tweeter in the loudspeaker unit according to the first embodiment of the present utility model;

[0022] Figure 4 It is a schematic structural view of the loudspeaker unit according to the first embodiment of the present utility model with the tweeter hidden.

[0023] Description of the reference numerals in the drawings:

[0024] 1. Basin frame assembly; 11. Hollow window; 12. Second stop portion; 13. Upper basin frame; 14. Lower basin frame; 15. Air vent hole;

[0025] 2. Tweeter unit; 21. Tweeter magnetic circuit assembly; 211. Yoke; 212. Tweeter center magnetic structure; 2121. Tweeter center magnet; 2122. Tweeter center washer; 213. Tweeter edge magnetic structure; 2131. Tweeter edge magnet; 2132. Tweeter edge washer; 22. Tweeter basin frame; 221. First stop portion; 23. Tweeter vibration assembly;

[0026] 3. Magnetic conduction plate;

[0027] 4. Woofer magnetic structure;

[0028] 5. Woofer vibration assembly; 51. Woofer diaphragm assembly; 52. Woofer voice coil. Detailed implementation manners

[0029] The realization of the object, functional features and advantages of the present utility model will be further described with reference to the embodiments and the accompanying drawings.

[0030] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts shall fall within the protection scope of the present utility model.

[0031] It should be noted that if there are directional indications such as up, down, left, right, front, back,... in the embodiments of the present utility model, the directional indications are only used to explain the relative positional relationship and movement conditions between components in a specific posture as shown in the drawings. If the specific posture changes, the directional indications will also change accordingly.

[0032] In addition, if there are descriptions such as "first", "second", etc. in the embodiments of the present utility model, the descriptions of "first", "second", etc. are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one such feature.

[0033] In addition, the meaning of "and / or" as used throughout the text is that it includes three parallel solutions. Taking "and / or" as an example, it includes the solution of "A", or the solution of "B", or the solution that satisfies both "A" and "B" simultaneously. In addition, the technical solutions between various embodiments can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0034] In this application, unless otherwise clearly defined and limited, the terms "installed", "connected", "coupled", "fixed", etc. shall be construed broadly. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0035] Embodiment 1

[0036] Please refer to Figures 1 to 4 , Embodiment 1 of the present utility model is: a speaker unit, including a chassis assembly 1, a tweeter unit 2, a magnetic plate 3, a woofer magnetic structure 4, and a woofer vibration assembly 5. The two sides of the chassis assembly 1 are respectively provided with hollow windows 11; the tweeter unit 2 is arranged at the hollow windows 11, and the tweeter unit 2 includes a tweeter magnetic circuit assembly 21, and the tweeter magnetic circuit assembly 21 includes a yoke 211; the magnetic plate 3 is located inside the chassis assembly 1 and is vertically connected to the yoke 211; the top side and the bottom side of the magnetic plate 3 are respectively connected with the woofer magnetic structure 4, and a woofer magnetic gap is formed between the woofer magnetic structure 4 and the yoke 211; the top and the bottom of the chassis assembly 1 are respectively provided with the woofer vibration assembly 5, and the woofer vibration assembly 5 includes a connected woofer diaphragm assembly 51 and a woofer voice coil 52, and the woofer voice coil 52 is arranged corresponding to the woofer magnetic gap.

[0037] In this embodiment, the chassis assembly 1 includes a connected upper chassis 13 and a lower chassis 14, the hollow window 11 is located at the boundary between the upper chassis 13 and the lower chassis 14, and the upper chassis 13 and the lower chassis 14 are respectively connected with the woofer vibration assembly 5.

[0038] To ensure the stability of the connection between the tweeter unit 2 and the chassis assembly 1, the top side of the yoke 211 is fixedly connected to the upper chassis 13, and the bottom side of the yoke 211 is fixedly connected to the lower chassis 14. As a preferred embodiment, both the top side and the bottom side of the yoke 211 are fixedly connected to the wall surface of the hollow window 11, and specifically, adhesive connection can be used, which can improve the phenomenon that the yoke 211 occupies the internal space of the speaker unit and further optimizes the structure of the speaker unit.

[0039] To achieve the protection of the tweeter unit 2 to a certain extent, and at the same time, reduce the overall size and volume of the speaker unit, it is preferred that the tweeter unit 2 does not protrude from the side wall of the chassis assembly 1.

[0040] The connection part of the magnetic conduction plate 3 and the yoke 211 is located on the central axis of the yoke 211. Specifically, the connection part of the magnetic conduction plate 3 and the yoke 211 is arranged along the central axis of the yoke 211 in the length direction. The connection method between the magnetic conduction plate 3 and the yoke 211 includes but is not limited to welding, adhesive connection, etc.

[0041] The tweeter unit 2 further includes a tweeter chassis 22 and a tweeter vibration assembly 23. The tweeter magnetic circuit assembly 21 and the tweeter vibration assembly 23 are respectively connected to the tweeter chassis 22. The end of the tweeter chassis 22 protrudes outward to form a first stop portion 221, and a second stop portion 12 cooperating with the first stop portion 221 is provided in the hollow window 11. The cooperation between the first stop portion 221 and the second stop portion 12 can effectively position the tweeter chassis 22, which is beneficial to ensuring the assembly accuracy and production consistency of the speaker unit.

[0042] The tweeter magnetic circuit assembly 21 further includes a tweeter central magnetic structure 212 and a tweeter edge magnetic structure 213 respectively arranged on the yoke 211. A tweeter magnetic gap is formed between the tweeter central magnetic structure 212 and the tweeter edge magnetic structure 213. The tweeter vibration assembly 23 includes a tweeter diaphragm assembly and a tweeter voice coil. The tweeter diaphragm assembly is respectively connected to the tweeter voice coil and the tweeter chassis 22, and the tweeter voice coil is arranged corresponding to the tweeter magnetic gap. Specifically, the tweeter central magnetic structure 212 includes a tweeter central magnet 2121 and a tweeter central washer 2122. The opposite sides of the tweeter central magnet 2121 are respectively connected to the tweeter central washer 2122 and the yoke 211; the tweeter edge magnetic structure 213 includes a tweeter edge magnet 2131 and a tweeter edge washer 2132. The opposite sides of the tweeter edge magnet 2131 are respectively connected to the tweeter edge washer 2132 and the yoke 211.

[0043] To further improve the structural stability of the speaker unit, preferably, a part of the edge washer and the upper chassis 13 are an integrally formed structure by insert injection molding, and another part of the edge washer and the lower chassis 14 are an integrally formed structure by insert injection molding.

[0044] To facilitate the air leakage inside and outside the speaker unit to maintain vibration balance and improve the heat dissipation capacity of the speaker unit, optionally, air leakage holes 15 are respectively provided at both ends of the chassis assembly 1.

[0045] The above are only optional embodiments of the present invention, and do not limit the patent scope of the present invention. Any equivalent structural transformation made under the inventive concept of the present invention by using the content of the specification and drawings of the present invention, or directly / indirectly applied in other related technical fields, is included in the patent protection scope of the present invention.

Claims

1. A loudspeaker unit, characterized in that: including a chassis assembly, with hollow windows provided on both sides of the chassis assembly; a tweeter unit, which is arranged at the hollow window. The tweeter unit includes a tweeter magnetic circuit assembly, and the tweeter magnetic circuit assembly includes a yoke; a magnetic conduction plate, which is located inside the chassis assembly and is vertically connected to the yoke; a woofer magnetic structure, with the woofer magnetic structure connected to the top side and the bottom side of the magnetic conduction plate respectively. A woofer magnetic gap is formed between the woofer magnetic structure and the yoke; a woofer vibration assembly, with the woofer vibration assembly provided at the top and the bottom of the chassis assembly respectively. The woofer vibration assembly includes a connected woofer diaphragm assembly and a woofer voice coil, and the woofer voice coil is arranged corresponding to the woofer magnetic gap.

2. The loudspeaker unit according to claim 1, wherein: The chassis assembly includes a connected upper chassis and a lower chassis. The hollow window is located at the boundary between the upper chassis and the lower chassis, and the upper chassis and the lower chassis are respectively connected with the woofer vibration assembly.

3. The loudspeaker unit according to claim 2, wherein: The top side of the yoke is fixedly connected to the upper chassis, and the bottom side of the yoke is fixedly connected to the lower chassis.

4. The loudspeaker unit according to claim 3, characterized in that: Both the top side and the bottom side of the yoke are fixedly connected to the wall surface of the hollow window.

5. The loudspeaker unit according to claim 1, characterized in that: The tweeter unit does not protrude beyond the side wall of the chassis assembly.

6. The loudspeaker unit according to claim 1, characterized in that: The connection part between the magnetic conduction plate and the yoke is located on the central axis of the yoke.

7. The loudspeaker unit according to claim 1, characterized in that: The tweeter unit further includes a tweeter chassis and a tweeter vibration assembly. The tweeter magnetic circuit assembly and the tweeter vibration assembly are respectively connected to the tweeter chassis. An end of the tweeter chassis protrudes outward to form a first stop portion, and a second stop portion cooperating with the first stop portion is arranged in the hollow window.

8. The loudspeaker unit according to claim 7, wherein: The tweeter magnetic circuit assembly further includes a tweeter central magnetic structure and a tweeter edge magnetic structure respectively arranged on the yoke. A tweeter magnetic gap is formed between the tweeter central magnetic structure and the tweeter edge magnetic structure. The tweeter vibration assembly includes a tweeter diaphragm assembly and a tweeter voice coil. The tweeter diaphragm assembly is respectively connected to the tweeter voice coil and the tweeter chassis, and the tweeter voice coil is arranged corresponding to the tweeter magnetic gap.

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