Loudspeaker with high acoustic performance

Abstract

The utility model relates to a loudspeaker with high acoustic performance, which comprises a support, a magnetic assembly, a voice coil and a voice cone, the support can play a role in accommodating the magnetic assembly, the voice coil and the voice cone, and a first end of T iron of the magnetic assembly penetrates through a third magnetic hole of a second main magnet, a second magnetic hole of a first main magnet and a first magnetic hole of a magnetic conductive plate in sequence and then is connected with the magnetic conductive plate. The T-shaped iron protrudes into the accommodating cavity, the outer side surface of the T-shaped iron, the side wall of the first magnetic hole, the side wall of the second magnetic hole and the side wall of the third magnetic hole are spaced to form a magnetic cavity, the length of the magnetic cavity can be increased in the movement direction of the voice coil, the voice coil has a larger displacement space when moving after being electrified, and the movement of the voice cone can be better controlled. Therefore, a force coefficient curve can be kept symmetric, electromagnetic forces applied to the voice coil at different positions can be kept relatively consistent, distortion caused by asymmetric forces can be reduced, the loudspeaker with high acoustic performance can be ensured to keep better sound quality at different frequencies and volumes, and the loudspeaker has better acoustic quality.

Description

Technical Field

[0001] The utility model relates to the technical field of loudspeakers, in particular to a loudspeaker with high acoustic performance. Background Art

[0002] A loudspeaker, commonly known as a horn, is an electroacoustic transducer component and a common sound amplification device in daily life. It is widely used in electronic products such as audio equipment and headphones. Its function is to convert electrical signals into sound. It can be used to play audio and can be adjusted to any volume. It is easy to use and brings a lot of convenience to people's lives. Its working principle is that the audio current can vibrate the sound basin through electromagnetic, piezoelectric or electrostatic effects and resonate with the surrounding air to make sound, thereby realizing the sound-making function of the speaker.

[0003] However, when the voice coil of the existing speaker moves in the magnetic cavity, the movement of the voice coil is restricted due to the limited space of the magnetic cavity, which can easily cause distortion in the speaker and affect the acoustic performance of the speaker. At the same time, under high power conditions, the voice coil is prone to contact with the bottom of the magnetic cavity, resulting in abnormal sound. Utility Model Content

[0004] Based on this, it is necessary to provide a loudspeaker with high acoustic performance.

[0005] The utility model solves the above technical problems with the following technical solutions: A high acoustic performance loudspeaker, comprising:

[0006] A bracket, wherein a receiving cavity is provided in the middle of the bracket, a first mounting opening is provided on a first end of the bracket, and a second mounting opening is provided on a second end of the bracket, wherein the first mounting opening and the second mounting opening are respectively communicated with the receiving cavity;

[0007] A magnetic component, the magnetic component comprising: a magnetic conductive plate, a first main magnet, a second main magnet, a T-iron, a first secondary magnet and a second secondary magnet, the magnetic conductive plate is connected to the first end of the bracket, a first magnetic hole is provided on the magnetic conductive plate, a first end of the first main magnet is connected to the magnetic conductive plate, a second end of the first main magnet is connected to the second main magnet, a second magnetic hole is provided on the first main magnet, a third magnetic hole is provided on the second main magnet, the first magnetic hole, the second magnetic hole and the third magnetic hole are connected in sequence, the T-iron is arranged in the first magnetic hole, the second magnetic hole and the third magnetic hole, and the first end of the T-iron protrudes into the accommodating cavity through the first mounting opening, a magnetic cavity is formed between the outer surface of the T-iron and the side wall of the first magnetic hole, the side wall of the second magnetic hole and the side wall of the third magnetic hole, the first secondary magnet is connected to the first end of the T-iron, and the second secondary magnet is connected to the second end of the T-iron;

[0008] A voice coil, wherein the voice coil is movably disposed in the accommodating cavity, and a first end of the voice coil is inserted in the magnetic cavity;

[0009] A sound cone, wherein the outer edge of the sound cone is connected to the side wall of the second mounting opening, and the inner edge of the sound cone is connected to the second end of the voice coil.

[0010] In one embodiment, the high acoustic performance speaker further includes: a spring wave, wherein the spring wave is sleeved on the voice coil and connected to the side wall of the accommodating cavity.

[0011] In one embodiment, the high acoustic performance speaker also includes: a conductive component, the conductive component includes: a first terminal, a second terminal, a first conductive wire and a second conductive wire, the first terminal and the second terminal are arranged on the bracket at intervals, the first conductive wire and the second conductive wire are respectively arranged on the elastic wave, the first end of the first conductive wire is connected to the first end of the voice coil wire of the voice coil, the second end of the first conductive wire is connected to the first terminal, the first end of the second conductive wire is connected to the second end of the voice coil wire of the voice coil, and the second end of the second conductive wire is connected to the second terminal.

[0012] In one embodiment, the high acoustic performance speaker further includes: a first fixing adhesive layer, a first surface of the first fixing adhesive layer is connected to the first conductive wire, and a second surface of the first fixing adhesive layer is connected to the elastic wave.

[0013] In one embodiment, the high acoustic performance speaker further includes: a second fixing adhesive layer, a first surface of the second fixing adhesive layer is connected to the second conductive wire, and a second surface of the second fixing adhesive layer is connected to the elastic wave.

[0014] In one embodiment, the high acoustic performance speaker also includes: a first mounting plate, a first mounting block is arranged on the first mounting plate, a first mounting hole is opened on the bracket, the first mounting block is fixed in the first mounting hole, and the first terminal is arranged on the first mounting plate.

[0015] In one embodiment, the high acoustic performance speaker also includes: a second mounting plate, a second mounting block is arranged on the second mounting plate, a second mounting hole is opened on the bracket, the second mounting block is fixed in the second mounting hole, and the second terminal is arranged on the second mounting plate.

[0016] In one embodiment, the high acoustic performance speaker further includes: an aluminum ring, which is disposed in the magnetic cavity and connected to a side wall of the second magnetic hole and a side wall of the third magnetic hole.

[0017] In one embodiment, a connecting column is provided on the magnetic conductive plate, a connecting hole is opened on the first end of the bracket, and the connecting column is fixed in the connecting hole.

[0018] In one embodiment, the high acoustic performance speaker further includes: a dust cap, wherein the dust cap is connected to the sound cone, and the dust cap covers the outer side of the voice coil.

[0019] The beneficial effects of the utility model are as follows: a high acoustic performance loudspeaker provided by the utility model can accommodate a magnetic component, a voice coil and a sound basin by providing a bracket with a hollow structure having a accommodating cavity, the magnetic component can form a magnetic field, and the first end of the T iron of the magnetic component passes through the third magnetic hole of the second main magnet, the second magnetic hole of the first main magnet and the first magnetic hole of the magnetic conductive plate in sequence, and then protrudes into the accommodating cavity, and the outer surface of the T iron and the side walls of the first magnetic hole, the second magnetic hole and the third magnetic hole are spaced to form a magnetic cavity, which can increase the length of the magnetic cavity in the direction of movement of the voice coil, and has a larger displacement space when the voice coil moves after being energized, and can better control the movement of the sound basin, so that the force coefficient curve can be kept symmetrical, and the electromagnetic force on the voice coil at different positions can be kept relatively consistent, which can reduce the distortion caused by force asymmetry, and ensure that the high acoustic performance loudspeaker can maintain good sound quality at different frequencies and volumes, and has better acoustic quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 is a schematic structural diagram of a high acoustic performance speaker according to an embodiment;

[0022] Figure 2 is a schematic structural diagram of a high acoustic performance speaker according to an embodiment;

[0023] Figure 3 A schematic diagram of a three-dimensional exploded structure of a high acoustic performance speaker according to an embodiment;

[0024] Figure 4 A schematic diagram of a three-dimensional exploded structure of a high acoustic performance speaker according to an embodiment;

[0025] Figure 5 is a schematic cross-sectional structure diagram of a high acoustic performance speaker according to an embodiment;

[0026] Figure 6 The figure is a schematic diagram of the structure of a voice coil, a spring and a conductive component according to an embodiment.

[0027] In the accompanying drawings, 10, high acoustic performance speaker; 100, bracket; 101, accommodating cavity; 110, first mounting port; 120, second mounting port; 130, connecting hole; 200, magnetic component; 201, magnetic cavity; 210, magnetic guide plate; 211, first magnetic hole; 212, connecting column; 220, first main magnet; 221, second magnetic hole; 230, second main magnet; 231, third magnetic hole; 240, T iron; 25 0. First secondary magnet; 260. Second secondary magnet; 300. Sound basin; 400. Conductive component; 410. First terminal; 420. Second terminal; 430. First conductive wire; 431. First fixed adhesive layer; 440. Second conductive wire; 441. Second fixed adhesive layer; 500. Voice coil; 510. Elbow; 520. Dust cap; 610. First mounting plate; 620. Second mounting plate; 700. Aluminum ring. DETAILED DESCRIPTION

[0028] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present invention can be combined with each other. The technical solution of the present invention will be further described below in conjunction with the drawings of the embodiments of the present invention, and the present invention is not limited to the following specific implementation methods.

[0029] It should be understood that the same or similar numbers in the drawings of the embodiments correspond to the same or similar parts. In the description of the present utility model, it should be understood that if there are terms such as "upper", "lower", "front", "back", "left", "right", "top", "bottom" and the like indicating the orientation or positional relationship, they are based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0030] In one embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, a high acoustic performance speaker 10 includes: a bracket 100, a magnetic component 200, a voice coil 500 and a sound cone 300, wherein the bracket 100 has a receiving cavity 101 in the middle, a first mounting opening 110 is formed on the first end of the bracket 100, and a second mounting opening 120 is formed on the second end of the bracket 100, wherein the first mounting opening 110 and the second mounting opening 120 are respectively connected to the receiving cavity 101, and the magnetic component 200 includes: a magnetic conductive plate 210, a first The main magnet 220, the second main magnet 230, the T iron 240, the first auxiliary magnet 250 and the second auxiliary magnet 260, the magnetic conductive plate 210 is connected to the first end of the bracket 100, the magnetic conductive plate 210 is provided with a first magnetic hole 211, the first end of the first main magnet 220 is connected to the magnetic conductive plate 210, the second end of the first main magnet 220 is connected to the second main magnet 230, the first main magnet 220 is provided with a second magnetic hole 221, the second main magnet 230 A third magnetic hole 231 is opened on the top, the first magnetic hole 211, the second magnetic hole 221 and the third magnetic hole 231 are connected in sequence, the T iron 240 is arranged in the first magnetic hole 211, the second magnetic hole 221 and the third magnetic hole 231, and the first end of the T iron 240 protrudes into the accommodating cavity 101 through the first mounting opening 110, and the outer surface of the T iron 240 is in contact with the side wall of the first magnetic hole 211, the side wall of the second magnetic hole 221 and the third magnetic hole A magnetic cavity 201 is formed between the side walls of 231, the first secondary magnet 250 is connected to the first end of the T-iron 240, the second secondary magnet 260 is connected to the second end of the T-iron 240, the voice coil 500 is movably arranged in the accommodating cavity 101, and the first end of the voice coil 500 is inserted in the magnetic cavity 201, the outer edge of the sound basin 300 is connected to the side wall of the second mounting port 120, and the inner edge of the sound basin 300 is connected to the second end of the voice coil 500.

[0031] In this embodiment, the bracket 100 is a hollow shell structure, and a receiving cavity 101 is opened in the middle of the bracket 100 for accommodating the magnetic component 200, the voice coil 500 and the sound basin 300. The first end of the bracket 100 is the top of the bracket 100, and the second end of the bracket 100 is the bottom of the bracket 100. The first end and the second end of the bracket 100 are respectively opened with a first mounting opening 110 and a second mounting opening 120. The magnetic conductive plate 210 of the magnetic component 200 is connected to the outer edge of the first mounting opening 110, and the magnetic conductive plate 210 is connected to the outer edge of the first mounting opening 110. The first magnetic hole 211 is connected to the first mounting port 110, and the sound basin 300 is connected to the side wall of the second mounting port 120, so that the magnetic component 200 and the sound basin 300 are installed on the bracket 100. The magnetic component 200 can form a magnetic field. The first end of the voice coil 500 is inserted into the magnetic cavity 201 of the magnetic component 200. After the voice coil 500 is energized, it can generate electromagnetic effect with the magnetic field. The voice coil 500 moves up and down and drives the sound basin 300 connected to the voice coil 500 to vibrate, thereby resonating with the surrounding air to achieve the sound function.

[0032] In this embodiment, the first end of the T-iron 240 of the magnetic component 200 passes through the third magnetic hole 231 of the second main magnet 230, the second magnetic hole 221 of the first main magnet 220 and the first magnetic hole 211 of the magnetic conductive plate 210 in sequence, and then protrudes into the accommodating cavity 101. The outer surface of the T-iron 240 and the side walls of the first magnetic hole 211, the second magnetic hole 221 and the third magnetic hole 231 are spaced to form a magnetic cavity 201, which can increase the length of the magnetic cavity 201 in the movement direction of the voice coil 500. The voice coil 500 has a larger displacement space when moving after being energized, and can better control the movement of the sound basin 300, so that the force coefficient curve can remain symmetrical, and the electromagnetic force on the voice coil 500 at different positions can remain relatively consistent, which can reduce the distortion caused by force asymmetry, and ensure that the high acoustic performance speaker 10 can maintain good sound quality at different frequencies and volumes, and has better acoustic quality.

[0033] In one embodiment, Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the high acoustic performance speaker 10 further includes: a damper 510, which is sleeved on the voice coil 500 and connected to the side wall of the accommodating cavity 101. Specifically, the damper 510 is an annular structure, the inner wall of the damper 510 is connected to the middle of the voice coil 500, and the outer wall of the damper 510 is connected to the side wall of the accommodating cavity 101, which can maintain the correct position of the voice coil 500 in the magnetic cavity 201, so that the voice coil 500 can stably reciprocate along the axial direction when subjected to force.

[0034] In one embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the high acoustic performance speaker 10 also includes: a conductive component 400, the conductive component 400 includes: a first terminal 410, a second terminal 420, a first conductive wire 430 and a second conductive wire 440, the first terminal 410 and the second terminal 420 are arranged on the bracket 100 at intervals, the first conductive wire 430 and the second conductive wire 440 are respectively arranged on the elastic wave 510, the first end of the first conductive wire 430 is connected to the first end of the voice coil wire of the voice coil 500, the second end of the first conductive wire 430 is connected to the first terminal 410, the first end of the second conductive wire 440 is connected to the second end of the voice coil wire of the voice coil 500, and the second end of the second conductive wire 440 is connected to the second terminal 420. Specifically, the first wiring terminal 410 and the second wiring terminal 420 are arranged at intervals on the bracket 100, and the first conductive wire 430 and the second conductive wire 440 are electrically connected to the voice coil wire wound on the voice coil 500, so that the voice coil 500 can be powered on to generate a magnetic field to interact with the magnetic field of the magnetic component 200, so that the voice coil 500 can be powered on to drive the sound basin 300 to move up and down. At the same time, the first conductive wire 430 and the second conductive wire 440 are fixed on the elastic wave 510. Compared with the traditional method of directly connecting the silk wire to the wiring terminal, the first conductive wire 430 and the second conductive wire 440 can avoid touching the sound basin 300 when the voice coil 500 moves up and down, thereby avoiding the generation of noise.

[0035] In one embodiment, Figure 3 and Figure 6 As shown, the high acoustic performance speaker 10 further includes: a first fixing adhesive layer 431, a first surface of the first fixing adhesive layer 431 is connected to the first conductive wire 430, and a second surface of the first fixing adhesive layer 431 is connected to the elastic wave 510. Specifically, the first fixing adhesive layer 431 is an insulating adhesive layer, and the number of the first fixing adhesive layers 431 is two, the first first fixing adhesive layer 431 is used to stably fix the first end of the first conductive wire 430 on the elastic wave 510, so that the first end of the first conductive wire 430 can be stably electrically connected to the first end of the voice coil wire of the voice coil 500, and the second first fixing adhesive layer 431 is used to stably fix the second end of the first conductive wire 430 on the elastic wave 510, so that the second end of the first conductive wire 430 can be stably electrically connected to the first wiring terminal 410, so that the first conductive wire 430 can be more stably fixed on the elastic wave 510.

[0036] In one embodiment, Figure 3 and Figure 6As shown, the high acoustic performance speaker 10 further includes: a second fixing adhesive layer 441, a first surface of the second fixing adhesive layer 441 is connected to the second conductive wire 440, and a second surface of the second fixing adhesive layer 441 is connected to the elastic wave 510. Specifically, the second fixing adhesive layer 441 is an insulating adhesive layer, and the number of the second fixing adhesive layers 441 is two. The first second fixing adhesive layer 441 is used to stably fix the first end of the second conductive wire 440 on the elastic wave 510, so that the first end of the second conductive wire 440 can be stably electrically connected to the second end of the voice coil wire of the voice coil 500, and the second second fixing adhesive layer 441 is used to stably fix the second end of the second conductive wire 440 on the elastic wave 510, so that the second end of the second conductive wire 440 can be stably electrically connected to the second terminal 420, so that the second conductive wire 440 can be more stably fixed on the elastic wave 510.

[0037] In one embodiment, Figure 3 and Figure 4 As shown, the high acoustic performance speaker 10 further includes: a first mounting plate 610, a first mounting block is arranged on the first mounting plate 610, a first mounting hole is opened on the bracket 100, the first mounting block is fixed in the first mounting hole, and the first wiring terminal 410 is arranged on the first mounting plate 610. Specifically, the first mounting plate 610 is fixed in the first mounting hole and mounted on the bracket 100 by the first mounting block, so that the first wiring terminal 410 can be stably fixed, so that the first wiring terminal 410 can be stably electrically connected to the voice coil 500.

[0038] In one embodiment, Figure 3 and Figure 4 As shown, the high acoustic performance speaker 10 further includes: a second mounting plate 620, a second mounting block is arranged on the second mounting plate 620, a second mounting hole is opened on the bracket 100, the second mounting block is fixed in the second mounting hole, and the second wiring terminal 420 is arranged on the second mounting plate 620. Specifically, the second mounting plate 620 is fixed in the second mounting hole and mounted on the bracket 100 by the second mounting block, and the second wiring terminal 420 can be stably fixed, so that the second wiring terminal 420 can be stably electrically connected to the voice coil 500.

[0039] In one embodiment, Figure 3 , Figure 4 and Figure 5As shown, the high acoustic performance speaker 10 further includes: an aluminum ring 700, the aluminum ring 700 is arranged in the magnetic cavity 201, and the aluminum ring 700 is connected to the side wall of the second magnetic hole 221 and the side wall of the third magnetic hole 231. Specifically, the aluminum ring 700 is a hollow ring structure, which can be attached to the side wall of the second magnetic hole 221 and the side wall of the third magnetic hole 231. The aluminum ring 700 and the voice coil 500 are arranged at intervals from each other. After the sound is energized, it will move in the magnetic field. The movement of the voice coil 500 in the magnetic field will generate an induced electromotive force. The AC signal and the induced electromotive force will generate an alternating magnetic field, and will also generate secondary harmonic distortion and eddy currents in the magnet. The secondary harmonic distortion and eddy currents in the magnet will affect the sound effect of the high acoustic performance speaker 10, especially the frequency response of the mid-high frequency. Therefore, by providing the aluminum ring 700, under the action of the first main magnet 220 and the second main magnet 230, a magnetic field opposite to and equal to the voice coil 500 is generated, which can offset the magnetic field generated by the voice coil 500, thereby greatly reducing the alternating magnetic field, which is beneficial to reducing the induced electromotive force of the voice coil 500, thereby greatly reducing harmonic distortion and eddy currents in the magnet, and can well improve the frequency response of mid- and high-frequency frequencies, and can reduce secondary harmonic distortion, so that the high acoustic performance speaker 10 can improve the mid- and high-frequency sound by about 3dB to 5dB, greatly improving the mid- and high-frequency sound effects, thereby greatly improving the overall sound effect of the high acoustic performance speaker 10, and having better finished product quality.

[0040] In one embodiment, Figure 3 and Figure 4 As shown, the magnetic conductive plate 210 is provided with a connecting post 212, and a connecting hole 130 is provided on the first end of the bracket 100, and the connecting post 212 is fixed in the connecting hole 130. Specifically, the number of the connecting posts 212 is set to be multiple, the number of the connecting holes 130 is equal to the number of the connecting posts 212, and the connecting posts 212 are evenly distributed on the magnetic conductive plate 210. The magnetic conductive plate 210 can be stably installed on the first end of the bracket 100 by fixing the connecting posts 212 in the connecting holes 130.

[0041] In one embodiment, Figure 3 and Figure 4As shown, the high acoustic performance speaker 10 further includes: a dust cap 520, the dust cap 520 is connected to the sound cone 300, and the dust cap 520 covers the outer side of the voice coil 500. Specifically, the dust cap 520 is a thin film structure with a certain arc shape. Since the voice coil 500 is a hollow structure, the dust cap 520 is provided to cover the top of the voice coil 500, which can play a sealing role and prevent dust from the external environment from falling into the voice coil 500, thereby preventing the voice coil 500 from being polluted and affecting the normal operation of the voice coil 500, which is conducive to ensuring the normal vibration of the voice coil 500, thereby ensuring the sound quality of the high acoustic performance speaker 10.

[0042] Compared with the prior art, the utility model has at least the following advantages:

[0043] The utility model provides a high acoustic performance loudspeaker, which can accommodate a magnetic component, a voice coil and a sound basin by providing a bracket with a hollow structure having a accommodating cavity. The magnetic component can form a magnetic field. The first end of the T iron of the magnetic component passes through the third magnetic hole of the second main magnet, the second magnetic hole of the first main magnet and the first magnetic hole of the magnetic conductive plate in sequence, and then protrudes into the accommodating cavity. The outer surface of the T iron and the side walls of the first magnetic hole, the second magnetic hole and the third magnetic hole are spaced to form a magnetic cavity, which can increase the length of the magnetic cavity in the direction of movement of the voice coil. The voice coil has a larger displacement space when moving after being energized, and can better control the movement of the sound basin, so that the force coefficient curve can be kept symmetrical, the electromagnetic force on the voice coil at different positions can be kept relatively consistent, and the distortion caused by force asymmetry can be reduced, ensuring that the high acoustic performance loudspeaker can maintain good sound quality at different frequencies and volumes, and has better acoustic quality.

[0044] Obviously, the above embodiments of the utility model are only examples for clearly explaining the utility model, and are not intended to limit the implementation methods of the utility model. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is not necessary and impossible to list all the implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A high acoustic performance loudspeaker, characterized in that: include: A bracket, wherein a receiving cavity is provided in the middle of the bracket, a first mounting opening is provided on a first end of the bracket, and a second mounting opening is provided on a second end of the bracket, wherein the first mounting opening and the second mounting opening are respectively communicated with the receiving cavity; A magnetic component, the magnetic component comprising: a magnetic conductive plate, a first main magnet, a second main magnet, a T-iron, a first secondary magnet and a second secondary magnet, the magnetic conductive plate is connected to the first end of the bracket, a first magnetic hole is provided on the magnetic conductive plate, a first end of the first main magnet is connected to the magnetic conductive plate, a second end of the first main magnet is connected to the second main magnet, a second magnetic hole is provided on the first main magnet, a third magnetic hole is provided on the second main magnet, the first magnetic hole, the second magnetic hole and the third magnetic hole are connected in sequence, the T-iron is arranged in the first magnetic hole, the second magnetic hole and the third magnetic hole, and the first end of the T-iron protrudes into the accommodating cavity through the first mounting opening, a magnetic cavity is formed between the outer surface of the T-iron and the side wall of the first magnetic hole, the side wall of the second magnetic hole and the side wall of the third magnetic hole, the first secondary magnet is connected to the first end of the T-iron, and the second secondary magnet is connected to the second end of the T-iron; A voice coil, wherein the voice coil is movably disposed in the accommodating cavity, and a first end of the voice coil is inserted in the magnetic cavity; A sound cone, wherein the outer edge of the sound cone is connected to the side wall of the second mounting opening, and the inner edge of the sound cone is connected to the second end of the voice coil.

2. The high acoustic performance loudspeaker according to claim 1, characterized in that: Also includes: The damper is sleeved on the voice coil and connected to the side wall of the accommodating cavity.

3. The high acoustic performance loudspeaker according to claim 2, characterized in that: Also includes: A conductive component, the conductive component comprising: a first terminal, a second terminal, a first conductive wire and a second conductive wire, the first terminal and the second terminal are arranged on the bracket at intervals, the first conductive wire and the second conductive wire are respectively arranged on the elastic wave, the first end of the first conductive wire is connected to the first end of the voice coil wire of the voice coil, the second end of the first conductive wire is connected to the first terminal, the first end of the second conductive wire is connected to the second end of the voice coil wire of the voice coil, and the second end of the second conductive wire is connected to the second terminal.

4. The high acoustic performance loudspeaker according to claim 3, characterized in that: Also includes: A first fixing adhesive layer, wherein a first surface of the first fixing adhesive layer is connected to the first conductive line, and a second surface of the first fixing adhesive layer is connected to the elastic wave.

5. The high acoustic performance loudspeaker according to claim 4, characterized in that: Also includes: A second fixing adhesive layer, wherein a first surface of the second fixing adhesive layer is connected to the second conductive line, and a second surface of the second fixing adhesive layer is connected to the elastic wave.

6. The high acoustic performance loudspeaker according to claim 3, characterized in that: Also includes: A first mounting plate, wherein a first mounting block is disposed on the first mounting plate, a first mounting hole is formed on the bracket, the first mounting block is fixed in the first mounting hole, and the first wiring terminal is disposed on the first mounting plate.

7. The high acoustic performance loudspeaker according to claim 6, characterized in that: Also includes: A second mounting plate, wherein a second mounting block is arranged on the second mounting plate, a second mounting hole is opened on the bracket, the second mounting block is fixed in the second mounting hole, and the second wiring terminal is arranged on the second mounting plate.

8. The high acoustic performance loudspeaker according to claim 1, characterized in that: Also includes: An aluminum ring is disposed in the magnetic cavity and connected to a side wall of the second magnetic hole and a side wall of the third magnetic hole.

9. The high acoustic performance loudspeaker according to claim 1, characterized in that: The magnetic conductive plate is provided with a connecting column, the first end of the bracket is provided with a connecting hole, and the connecting column is fixed in the connecting hole.

10. The high acoustic performance loudspeaker according to claim 1, characterized in that: Also includes: A dust cap is connected to the sound basin, and the dust cap covers the outer side of the voice coil.

Images