WO2021120195A1 - Voice coil, winding method therefor, and loudspeaker provided with voice coil - Google Patents
Voice coil, winding method therefor, and loudspeaker provided with voice coil Download PDFInfo
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- WO2021120195A1 WO2021120195A1 PCT/CN2019/127112 CN2019127112W WO2021120195A1 WO 2021120195 A1 WO2021120195 A1 WO 2021120195A1 CN 2019127112 W CN2019127112 W CN 2019127112W WO 2021120195 A1 WO2021120195 A1 WO 2021120195A1
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- coil
- voice coil
- layer
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- voice
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Definitions
- the invention relates to the technical field of acoustic design, in particular to a voice coil and a winding method thereof, and a speaker with the voice coil.
- the speaker includes a basin frame and a vibration system and a magnetic circuit system housed in the basin frame.
- the vibration system includes a voice coil.
- the voice coil includes a voice coil input terminal, a voice coil output terminal, and a voice coil winding. The winding is wound from the inside of the voice coil outward to form a multilayer structure.
- the voice coils are arranged in odd layers, and the incoming and outgoing wires are distributed on the upper and lower end faces of the voice coil, and the outlet on the upper end face is bent downward
- the voice coil vibrates up and down the curved line will collide with the structure of the voice coil itself, which will seriously affect the pure sound of the speaker.
- the object of the present invention is to provide a voice coil, a voice coil winding method, and a speaker with the voice coil, so as to solve the problem of collision of the bending wire on the upper end surface of the voice coil with the voice coil during the vibration of the voice coil.
- a first aspect of the present invention provides a voice coil, including a voice coil input end, a voice coil output end, and a voice coil winding, the voice coil winding from the inner side to the outer side of the voice coil N layers of coils are wound, where N is an odd number greater than 1, each layer of the structure is wound to form a multi-turn structure, and a winding switching part is provided between the two adjacent layers of coils, and the winding switching
- the two ends of the part are respectively located at the top and bottom of the voice coil, one end of the winding switching part is connected to the inner outlet end of the adjacent two-layer coil structure, and the other end is connected to the outer inlet end of the adjacent two-layer coil structure.
- the output end of the voice coil is drawn diagonally downward from the top of the Nth layer of coil to the bottom of the N-1th layer of coil and is wound along the bottom of the N-1th layer of coil to the Nth layer of coil , So that the voice coil output end and the voice coil input end are located on the same side of the voice coil.
- the voice coil has at least one short side, and the winding switching part is located on the short side of the voice coil.
- the winding switching part is a concave structure.
- the N is equal to 3
- one end of the winding switching part is connected to the winding outlet end of the first layer coil, and the other end is connected to the inlet end of the second layer coil.
- a voice coil winding method in a second aspect of the present invention, the voice coil includes a voice coil input terminal, a voice coil output terminal, and a voice coil winding connecting the voice coil input terminal and the voice coil output terminal,
- the voice coil winding is wound from the inner side to the outer side of the voice coil to form an N-layer coil, characterized in that the winding method includes the following steps:
- the number of windings of the N-1th layer coil is less than that of the N-2th layer
- the Nth layer coil Pull the outlet end of the Nth layer coil downward to the winding switching part at the bottom of the N-1th layer coil, and wind it to the Nth layer coil to lead out.
- the Nth layer coil The number of windings is the same as the number of windings of the N-2th layer coil, so that the voice coil input end and the voice coil output end are located on the same side.
- the N is 3, and the voice coil is wound from the first end of the voice coil to the second end of the voice coil to form a first layer of coil;
- the outlet end of the first layer coil is reversely wound to the first end of the voice coil to form a second layer coil.
- the number of windings of the second layer coil is less than the number of windings of the first layer coil.
- a winding switching part is formed between the first layer coil and the second layer coil;
- the winding of the third layer coil The number of coils is the same as the number of windings of the first layer coil, so that the voice coil input end and the voice coil output end are located on the same side.
- a loudspeaker comprising a basin frame and a vibration system and a magnetic circuit system housed in the basin frame.
- the vibration system includes a voice coil, characterized in that: the voice coil includes any of the above A voice coil.
- the beneficial effect of the present invention is that by diagonally pulling the outlet end of the Nth layer coil of the voice coil to the bottom of the N-1th layer coil and winding the Nth layer coil along the bottom of the N-1th layer coil, compared with the traditional
- the voice coil input end and the voice coil output end of the voice coil are located at both ends of the voice coil.
- the embodiment of the present invention forms a voice coil and a voice coil in which the voice coil output end and the voice coil input end are located on the same side of the voice coil.
- the winding method and the speaker including the voice coil can significantly improve the pure sound quality of the speaker.
- Fig. 1 is a schematic diagram of an embodiment of the voice coil structure of the present invention
- FIG. 2 is a schematic diagram of the voice coil structure in FIG. 1 from another perspective
- Figure 3 is a cross-sectional view of the voice coil structure A-A in Figure 2;
- Figure 4 is an enlarged view of B in Figure 3;
- Fig. 5 is a flowchart of an embodiment of a method for winding a voice coil according to the present invention.
- FIG. 1 is a schematic diagram of an embodiment of the voice coil structure of the present invention.
- the voice coil 100 has a cubic structure as a whole.
- the voice coil 100 includes a voice coil input terminal 110, a voice coil output terminal 120, and a voice coil winding 130.
- the voice coil 100 is wound in order from the inside to the outside to form a three-layer coil structure 140, followed by a first layer coil 141, a second layer coil 142, and a third layer coil 143.
- Each layer of the coil structure 140 is wound to form a multi-turn structure.
- a winding switching part 150 is provided between two adjacent layers of coil structures.
- the winding switching part 150 is a concave structure, and the winding switching part 150 is used for accommodating the transitional voice coil winding.
- Outside the third layer coil 143 is the outlet end 1431 of the third layer coil 143.
- the outlet end 1431 is drawn diagonally downward from the short side of the voice coil 100 to the bottom of the second layer coil 142, and runs along the line of the second layer coil 142.
- the bottom is wound to the third layer coil 143, and the wire end 1431 is drawn out along the bottom of the third layer coil 143 to form the voice coil output terminal 120, and the voice coil input terminal 110 is located at the bottom of the voice coil and on the same side as the voice coil output terminal 120 Therefore, the voice coil 100 with the voice coil input terminal 110 and the voice coil output terminal 120 located on the same side of the bottom of the voice coil 100 is formed, thereby solving the problem that the input or output end of the voice coil 100 is bent and the voice coil 100 is vibrating during the vibration process.
- the collision of the structure of the coil 100 further guarantees the reliability of the voice coil 100 in the working process and guarantees the pure sound quality.
- the embodiment of the present invention does not limit the number of coil structures 140 in the voice coil. In actual use, the operator can increase it as needed. Any adaptive adjustments made therefrom should be considered as belonging to the protection scope of the present invention. .
- Fig. 2 is a schematic diagram of the voice coil structure in Fig. 1 from another perspective
- Fig. 3 is a cross-sectional view of the voice coil structure in Fig. 2 at AA
- Fig. 4 is an enlarged view of B in Fig. 3, referring to Figs. 2 to 4,
- voice coil It includes a three-layer coil structure 140. From the inside to the outside, there are the first layer coil 141, the second layer coil 142, and the third layer coil 143. The first layer coil 141 and the third layer coil 143 have the same number of coil layers, and the second layer The number of coil layers of the coil 142 is less than that of the first layer coil 141, so that the winding switching part 150 is formed on the second layer coil.
- the winding switching part 150 has a concave structure as a whole, and the winding switching part 150 includes the first layer.
- the end 151 and the second end 152, both the first end 151 and the second end 152 can be used to accommodate the voice coil winding 130 so that between the first layer coil 141 and the second layer coil 142, the second layer coil 142 and the third layer Smooth transition between the layer coils 143.
- the winding at the bottom of the second layer of coil 142 is formed by winding the outlet end of the third layer of coil 143, and is wound along the bottom of the second layer of coil 142 to the third layer of coil to form a complete coil structure of the third layer of coil .
- the bottom winding of the third layer coil 143 is formed by obliquely pulling the wire exit end on the top of the third layer coil to the bottom of the second layer coil 142 and then winding it to the third layer coil.
- the second layer coil 142 is press-fitted to connect the first-layer coil 141
- the third-layer coil 143 is press-fitted to connect the second-layer coil 142 to form a stable and reliable voice coil structure.
- the voice coil input end 110, the voice coil output end 120, and the incoming and outgoing ends of the 3-layer coil structure are all arranged on the short sides of the voice coil. .
- the actual working part of the voice coil is evenly wound, and the working performance is stable and reliable, thereby ensuring the pure sound of the speaker.
- Fig. 5 is a flowchart of an embodiment of a method for winding a voice coil according to the present invention. Referring to Fig. 5, a method for winding a voice coil:
- the voice coil includes a voice coil input terminal, a voice coil output terminal, and a voice coil winding connecting the voice coil input terminal and the voice coil output terminal.
- the voice coil winding is wound from the inner side of the voice coil to the outside to form an N-layer coil.
- S20 Wind the outlet wire of the N-2th layer coil to the first end of the voice coil to form the N-1th layer coil.
- the number of windings of the N-1th layer coil is less than that of the N-2th layer coil. Number of coils, the winding switching part is formed between the N-2th layer coil and the N-1th layer coil;
- S40 Pull the outlet end of the Nth layer coil downwards to the winding switching part at the bottom of the N-1th layer coil, which is used to accommodate the transition voice coil winding and wind it to the Nth layer coil to lead out.
- the number of windings of the N-layer coil is the same as the number of windings of the N-2th layer coil, so that the voice coil input end and the voice coil output end are located on the same side.
- N is equal to 3, that is, the outlet end of the first layer of coil is reversely wound to the first end of the voice coil to form the second layer of coil, and the winding of the second layer of coil
- the number of turns is less than the number of windings of the first-layer coil, and a winding switching part is formed between the first-layer coil and the second-layer coil for accommodating the transition voice coil winding.
- the outlet end of the first layer coil is wound toward the second end of the voice coil to form a third layer coil.
- the number of windings of the third layer coil is less than the number of windings of the first layer coil, thereby forming a winding switching part.
- the present invention also provides a loudspeaker including a basin frame and a vibration system and a magnetic circuit system housed in the basin frame.
- the vibration system includes a voice coil, and the voice coil may be any of the above-mentioned voice coils.
- a loudspeaker with the voice coil outlet end and the voice coil inlet end located on the same side of the voice coil is formed.
- the beneficial effect of the embodiment of the present invention is that by setting the winding switching part between the two adjacent layers of the voice coil in the odd-numbered layer structure, one end of the winding switching part is connected to the inner wire end of the two adjacent layers of coils. Connect the other end to the incoming line of the outer side of the two adjacent layers of coils, and pull the output end of the voice coil diagonally downward from the top of the Nth coil to the bottom of the N-1th coil and follow the N-1th coil.
- the bottom of the layer coil is wound to the Nth layer coil to form a voice coil with the voice coil output terminal and the voice coil input terminal located on the same side of the voice coil, thereby eliminating the voice coil output terminal and the voice coil input terminal located at both ends of the voice coil.
- the present invention also provides a method for manufacturing a voice coil capable of manufacturing the above voice coil and a speaker including any of the above, so as to solve the problem that the voice coil input terminal and the voice coil output terminal are located on different sides, and the voice coil is on different sides during vibration operation.
- the structure of the collision voice coil itself causes the problem of low pure sound quality of the speaker.
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Abstract
Provided are a voice coil, a winding method therefor, and a loudspeaker provided with the voice coil. A winding switching part is disposed between two adjacent coil layers, and the two ends of the winding switching part are located at the top and bottom of a voice coil, respectively. One end of the winding switching part is connected to an outgoing end of an inner side in the structure of the two adjacent coil layers, while the other end is connected to an incoming end of an outer side in the two adjacent coil layers. An output end of the voice coil is diagonally pulled downward from the top of an N-th coil layer to the bottom of an (N-1)th coil layer and is wound onto the N-th layer along the bottom of the (N-1)th coil layer, so that the output end of the voice coil and an input end of the voice coil are located on the same side of the voice coil. By diagonally pulling an outgoing end of an N-th coil layer of a voice coil to the bottom of an (N-1)th coil layer and winding same on the N-th coil layer along the bottom of the (N-1)th coil layer, a voice coil the output end and input end of which are located on the same side of the voice coil, a voice coil winding method and a loudspeaker containing the described voice coil are formed.
Description
本发明涉及声学设计技术领域，具体涉及一种音圈及其绕线方法，以及具有该音圈的扬声器。The invention relates to the technical field of acoustic design, in particular to a voice coil and a winding method thereof, and a speaker with the voice coil.
相关技术中，扬声器包括盆架和收容于盆架内的振动***和磁路***，振动***包括音圈，音圈包括音圈输入端、音圈输出端，以及音圈绕线，该音圈绕线自音圈内侧向外绕设形成多层结构。In the related art, the speaker includes a basin frame and a vibration system and a magnetic circuit system housed in the basin frame. The vibration system includes a voice coil. The voice coil includes a voice coil input terminal, a voice coil output terminal, and a voice coil winding. The winding is wound from the inside of the voice coil outward to form a multilayer structure.
在长轴方向上有磁路而在短轴方向上没有磁路的扬声器中，音圈呈奇数层排列，进线和出线分布在音圈的上下两个端面上，上端面的出线向下弯线，在音圈上下振动时该弯线会与音圈自身结构产生碰撞，严重影响扬声器的纯音。In a speaker with a magnetic circuit in the long axis direction and no magnetic circuit in the short axis direction, the voice coils are arranged in odd layers, and the incoming and outgoing wires are distributed on the upper and lower end faces of the voice coil, and the outlet on the upper end face is bent downward When the voice coil vibrates up and down, the curved line will collide with the structure of the voice coil itself, which will seriously affect the pure sound of the speaker.
因此，有必要提供一种新型结构的音圈及其绕线方法，以及具有该音圈的扬声器来解决上述问题。Therefore, it is necessary to provide a voice coil with a new structure and a winding method thereof, and a speaker with the voice coil to solve the above-mentioned problems.
本发明的目的在于提供一种音圈、一种音圈绕线方法及具有该音圈的扬声器，从而解决音圈上端面的弯线在音圈振动过程中与音圈发生碰撞的问题。The object of the present invention is to provide a voice coil, a voice coil winding method, and a speaker with the voice coil, so as to solve the problem of collision of the bending wire on the upper end surface of the voice coil with the voice coil during the vibration of the voice coil.
为实现上述目的，本发明第一方面，提供了一种音圈，包括音圈输入端、音圈输出端，以及音圈绕线，所述音圈绕线自所述音圈的内侧向外侧绕设形成N层线圈，所述N为大于1的奇数，每层所述结构均绕设形成多圈结构，所述相邻两层线圈之间设有绕线切换部，所述绕线切换部的两端分别位于所述音圈的顶部和底部，所述绕线切换部的一端与该相邻两层线圈结构中内侧的出线端连接，另一端与相邻两层线圈中外侧的进线端连接；所述音圈的输出端自第N层线圈的顶部向下斜拉至第N-1层线圈的底部并沿所述第N-1层线圈的底部绕设至第N层线圈，使得所述音圈输出端与所述音圈输入端位于所述音圈的同一侧。In order to achieve the above objective, a first aspect of the present invention provides a voice coil, including a voice coil input end, a voice coil output end, and a voice coil winding, the voice coil winding from the inner side to the outer side of the voice coil N layers of coils are wound, where N is an odd number greater than 1, each layer of the structure is wound to form a multi-turn structure, and a winding switching part is provided between the two adjacent layers of coils, and the winding switching The two ends of the part are respectively located at the top and bottom of the voice coil, one end of the winding switching part is connected to the inner outlet end of the adjacent two-layer coil structure, and the other end is connected to the outer inlet end of the adjacent two-layer coil structure. Wire end connection; the output end of the voice coil is drawn diagonally downward from the top of the Nth layer of coil to the bottom of the N-1th layer of coil and is wound along the bottom of the N-1th layer of coil to the Nth layer of coil , So that the voice coil output end and the voice coil input end are located on the same side of the voice coil.
作为上述方案的改进，所述音圈具有至少一个短边，所述绕线切换部位于所述音圈的短边。As an improvement of the above solution, the voice coil has at least one short side, and the winding switching part is located on the short side of the voice coil.
作为上述方案的改进，所述绕线切换部为内凹结构。As an improvement of the above solution, the winding switching part is a concave structure.
作为上述方案的进一步改进，所述N等于3，所述绕线切换部的一端与第1层线圈的绕线出线端连接，另一端与第2层线圈的进线端连接。As a further improvement of the above solution, the N is equal to 3, one end of the winding switching part is connected to the winding outlet end of the first layer coil, and the other end is connected to the inlet end of the second layer coil.
本发明第二方面，提供了一种音圈绕线方法，所述音圈包括音圈输入端、音圈输出端以及连接所述音圈输入端和所述音圈输出端的音圈绕线，所述音圈绕线自所述音圈的内侧向外侧绕设形成N层线圈，其特征在于，所述绕线方法包括如下步骤：In a second aspect of the present invention, a voice coil winding method is provided, the voice coil includes a voice coil input terminal, a voice coil output terminal, and a voice coil winding connecting the voice coil input terminal and the voice coil output terminal, The voice coil winding is wound from the inner side to the outer side of the voice coil to form an N-layer coil, characterized in that the winding method includes the following steps:
将音圈绕线自音圈的第一端向音圈的第二端绕设形成第N-2层线圈；Winding the voice coil from the first end of the voice coil to the second end of the voice coil to form the N-2th layer coil;
将第N-2层线圈的出线端向音圈的第一端反向绕设形成第N-1层线圈，所述第N-1层线圈的绕线圈数少于所述第N-2层线圈的绕线圈数，在所述第N-2层线圈与所述第N-1层线圈之间形成绕线切换部；Wind the outlet end of the N-2th layer coil to the first end of the voice coil to form the N-1th layer coil, the number of windings of the N-1th layer coil is less than that of the N-2th layer The number of windings of the coil, forming a winding switching part between the N-2th layer coil and the N-1th layer coil;
将第N-2层线圈的出线端向音圈的第二端绕设形成第N层线圈，此时，所述第N层线圈的绕线圈数比所述第N-2层线圈的绕线圈数少；Wind the outlet end of the N-2th layer coil toward the second end of the voice coil to form the Nth layer coil. At this time, the number of windings of the Nth layer coil is greater than that of the N-2th layer coil. Few
将所述第N层线圈的出线端向下斜拉至所述第N-1层线圈底部的绕线切换部，并绕设至所述第N层线圈引出，此时所述第N层线圈的绕线圈数与所述第N-2层线圈的绕线圈数相同，使得所述音圈输入端和所述音圈输出端位于同一侧。Pull the outlet end of the Nth layer coil downward to the winding switching part at the bottom of the N-1th layer coil, and wind it to the Nth layer coil to lead out. At this time, the Nth layer coil The number of windings is the same as the number of windings of the N-2th layer coil, so that the voice coil input end and the voice coil output end are located on the same side.
作为上述方案的改进，所述N为3，将音圈绕线自音圈的第一端向音圈的第二端绕设形成第1层线圈；As an improvement of the above solution, the N is 3, and the voice coil is wound from the first end of the voice coil to the second end of the voice coil to form a first layer of coil;
将第1层线圈的出线端向音圈的第一端反向绕设形成第2层线圈，所述第2层线圈的绕线圈数少于所述第1层线圈的绕线圈数，在所述第1层线圈与所述第2层线圈之间形成绕线切换部；The outlet end of the first layer coil is reversely wound to the first end of the voice coil to form a second layer coil. The number of windings of the second layer coil is less than the number of windings of the first layer coil. A winding switching part is formed between the first layer coil and the second layer coil;
将第1层线圈的出线端向音圈的第二端绕设形成第3层线圈，此时，所述第3层线圈的绕线圈数比所述第1层线圈的绕线圈数少；Winding the outlet end of the first-layer coil toward the second end of the voice coil to form a third-layer coil, at this time, the number of windings of the third-layer coil is less than the number of windings of the first-layer coil;
将所述第3层线圈的出线端向下斜拉至所述第2层线圈底部的绕线切换部，并绕设至所述第3层线圈引出，此时所述第3层线圈的绕线圈数与所述第1层线圈的绕线圈数相同，使得所述音圈输入端和所述音圈输出端位于同一侧。Pull the outlet end of the third layer coil diagonally downward to the winding switching part at the bottom of the second layer coil, and wind it to the third layer coil to lead out. At this time, the winding of the third layer coil The number of coils is the same as the number of windings of the first layer coil, so that the voice coil input end and the voice coil output end are located on the same side.
本发明第三方面，提供了一种扬声器，包括盆架以及收容于所述盆架内的振动***和磁路***，所述振动***包括音圈，其特征在于：所述音圈包括上述任一项的音圈。In a third aspect of the present invention, there is provided a loudspeaker comprising a basin frame and a vibration system and a magnetic circuit system housed in the basin frame. The vibration system includes a voice coil, characterized in that: the voice coil includes any of the above A voice coil.
本发明的有益效果在于：通过将音圈第N层线圈的出线端斜拉至第N-1层线圈的底部并沿第N-1层线圈的底部绕设置第N层线圈，相较于传统的音圈输入端与音圈输出端位于音圈两端的音圈，本发明的实施例形成一种音圈输出端与音圈输入端位于音圈同一侧的一种音圈、一种音圈绕线方法以及包含该音圈的扬声器，可明显改善扬声器的纯音品质。The beneficial effect of the present invention is that by diagonally pulling the outlet end of the Nth layer coil of the voice coil to the bottom of the N-1th layer coil and winding the Nth layer coil along the bottom of the N-1th layer coil, compared with the traditional The voice coil input end and the voice coil output end of the voice coil are located at both ends of the voice coil. The embodiment of the present invention forms a voice coil and a voice coil in which the voice coil output end and the voice coil input end are located on the same side of the voice coil. The winding method and the speaker including the voice coil can significantly improve the pure sound quality of the speaker.
图1为本发明音圈结构一种实施方式的示意图； Fig. 1 is a schematic diagram of an embodiment of the voice coil structure of the present invention;
图2为图1中音圈结构另一视角的示意图；FIG. 2 is a schematic diagram of the voice coil structure in FIG. 1 from another perspective;
图3为图2中音圈结构A-A处的剖视图；Figure 3 is a cross-sectional view of the voice coil structure A-A in Figure 2;
图4为图3中B处的放大图；Figure 4 is an enlarged view of B in Figure 3;
图5为本发明音圈的绕线方法一种实施方式的流程图。Fig. 5 is a flowchart of an embodiment of a method for winding a voice coil according to the present invention.
下面结合附图和实施方式对本发明作进一步说明。The present invention will be further described below in conjunction with the drawings and embodiments.
本发明为解决其技术问题，一方面提供了一种音圈。图1为本发明音圈结构一种实施方式的示意图，参考图1，音圈100整体呈立方体结构，音圈100包括音圈输入端110、音圈输出端120，以及音圈绕线130，音圈100从内侧向外侧依次绕设形成三层线圈结构140，依次为第1层线圈141、第2层线圈142、第3层线圈143，每层线圈结构140均绕设形成多圈结构。在相邻两层线圈结构之间设置有绕线切换部150，绕线切换部150为内凹结构，绕线切换部150用于容纳过渡的音圈绕线。在第3层线圈143的外部为第3层线圈143的出线端1431，出线端1431从音圈100的短边向下斜拉至第2层线圈142的底部，并沿第2层线圈142的底部绕设至第3层线圈143，并沿第3层线圈143的底部引出出线端1431形成音圈输出端120，且音圈输入端110位于音圈的底部并与音圈输出端120同侧，从而形成音圈输入端110和音圈输出端120位于音圈100的底部同一侧的音圈100，进而解决音圈100在振动过程中，音圈100上端面的输入或输出端弯线与音圈100自身结构发生碰撞的问题，进一步的保障音圈100在工作过程中的可靠性，保障纯音品质。In order to solve the technical problem, the present invention provides a voice coil on the one hand. FIG. 1 is a schematic diagram of an embodiment of the voice coil structure of the present invention. Referring to FIG. 1, the voice coil 100 has a cubic structure as a whole. The voice coil 100 includes a voice coil input terminal 110, a voice coil output terminal 120, and a voice coil winding 130. The voice coil 100 is wound in order from the inside to the outside to form a three-layer coil structure 140, followed by a first layer coil 141, a second layer coil 142, and a third layer coil 143. Each layer of the coil structure 140 is wound to form a multi-turn structure. A winding switching part 150 is provided between two adjacent layers of coil structures. The winding switching part 150 is a concave structure, and the winding switching part 150 is used for accommodating the transitional voice coil winding. Outside the third layer coil 143 is the outlet end 1431 of the third layer coil 143. The outlet end 1431 is drawn diagonally downward from the short side of the voice coil 100 to the bottom of the second layer coil 142, and runs along the line of the second layer coil 142. The bottom is wound to the third layer coil 143, and the wire end 1431 is drawn out along the bottom of the third layer coil 143 to form the voice coil output terminal 120, and the voice coil input terminal 110 is located at the bottom of the voice coil and on the same side as the voice coil output terminal 120 Therefore, the voice coil 100 with the voice coil input terminal 110 and the voice coil output terminal 120 located on the same side of the bottom of the voice coil 100 is formed, thereby solving the problem that the input or output end of the voice coil 100 is bent and the voice coil 100 is vibrating during the vibration process. The collision of the structure of the coil 100 further guarantees the reliability of the voice coil 100 in the working process and guarantees the pure sound quality.
需要说明，本发明的实施例不限制音圈中线圈结构140的数量，在实际使用过程中操作人员可根据需要进行增加，由此做出的适应性调整，均应认为属于本发明的保护范围。 It should be noted that the embodiment of the present invention does not limit the number of coil structures 140 in the voice coil. In actual use, the operator can increase it as needed. Any adaptive adjustments made therefrom should be considered as belonging to the protection scope of the present invention. .
图2为图1中音圈结构另一视角的示意图，图3为图2中音圈结构A-A处的剖视图，图4为图3中B处的放大图，参考图2至图4，音圈包括3层线圈结构140，由内向外依次为第1层线圈141、第2层线圈142，第3层线圈143，第1层线圈141与第3层线圈143的线圈层数相同，第2层线圈142的线圈层数比第一层线圈141少2圈，由此在第2层线圈上形成绕线切换部150，绕线切换部150整体呈内凹结构，绕线切换部150包括第一端151和第二端152，第一端151和第二端152均能够用于容纳音圈绕线130使得第1层线圈141与第2层线圈142之间、第2层线圈142与第3层线圈143之间顺畅过渡。其中第2层线圈142底部的一圈绕线通过第3层线圈143的出线端绕设形成，并沿第2层线圈142的底部绕设至第3层线圈形成第3层线圈的完整线圈结构。由此可知，第3层线圈143的底部绕线为通过位于第3层线圈顶部的出线端斜拉至第2层线圈142底部绕设，再绕设至第3层线圈形成。通过第2层线圈142压设来连接第1层线圈141，第3层线圈143压设连接第2层线圈142，形成稳定可靠的音圈结构。Fig. 2 is a schematic diagram of the voice coil structure in Fig. 1 from another perspective, Fig. 3 is a cross-sectional view of the voice coil structure in Fig. 2 at AA, and Fig. 4 is an enlarged view of B in Fig. 3, referring to Figs. 2 to 4, voice coil It includes a three-layer coil structure 140. From the inside to the outside, there are the first layer coil 141, the second layer coil 142, and the third layer coil 143. The first layer coil 141 and the third layer coil 143 have the same number of coil layers, and the second layer The number of coil layers of the coil 142 is less than that of the first layer coil 141, so that the winding switching part 150 is formed on the second layer coil. The winding switching part 150 has a concave structure as a whole, and the winding switching part 150 includes the first layer. The end 151 and the second end 152, both the first end 151 and the second end 152 can be used to accommodate the voice coil winding 130 so that between the first layer coil 141 and the second layer coil 142, the second layer coil 142 and the third layer Smooth transition between the layer coils 143. The winding at the bottom of the second layer of coil 142 is formed by winding the outlet end of the third layer of coil 143, and is wound along the bottom of the second layer of coil 142 to the third layer of coil to form a complete coil structure of the third layer of coil . It can be seen that the bottom winding of the third layer coil 143 is formed by obliquely pulling the wire exit end on the top of the third layer coil to the bottom of the second layer coil 142 and then winding it to the third layer coil. The second layer coil 142 is press-fitted to connect the first-layer coil 141, and the third-layer coil 143 is press-fitted to connect the second-layer coil 142 to form a stable and reliable voice coil structure.
优选的在音圈上至少具有一个短边，使得音圈100的音圈输入端110、音圈输出端120、以及3层线圈结构的进线端、出线端均设置在音圈的短边上。使得在音圈长轴方向有磁路，在短轴方向上没有磁路的扬声器的使用中，音圈实际工作的部位绕线均匀，工作性能稳定可靠，进而保障扬声器的纯音。Preferably, there is at least one short side on the voice coil, so that the voice coil input end 110, the voice coil output end 120, and the incoming and outgoing ends of the 3-layer coil structure are all arranged on the short sides of the voice coil. . In the use of a speaker without a magnetic circuit in the long axis direction of the voice coil, the actual working part of the voice coil is evenly wound, and the working performance is stable and reliable, thereby ensuring the pure sound of the speaker.
本发明为解决其技术问题，还提供一种音圈的绕线方法。图5为本发明音圈的绕线方法一种实施方式的流程图，参考图5，音圈的绕线方法：In order to solve the technical problem, the present invention also provides a method for winding a voice coil. Fig. 5 is a flowchart of an embodiment of a method for winding a voice coil according to the present invention. Referring to Fig. 5, a method for winding a voice coil:
音圈包括音圈输入端、音圈输出端以及连接音圈输入端和音圈输出端的音圈绕线，音圈绕线自音圈的内侧向外绕设形成N层线圈。The voice coil includes a voice coil input terminal, a voice coil output terminal, and a voice coil winding connecting the voice coil input terminal and the voice coil output terminal. The voice coil winding is wound from the inner side of the voice coil to the outside to form an N-layer coil.
S10：将音圈绕线自音圈的第一端向音圈的第二端绕设形成第N-2层线圈；S10: Winding the voice coil from the first end of the voice coil to the second end of the voice coil to form the N-2th layer of coil;
S20：将第N-2层线圈的出线向音圈的第一端反向绕设形成第N-1层线圈，第N-1层线圈的绕线圈数少于第N-2层线圈的绕线圈数，在第N-2层线圈与第N-1层线圈之间形成绕线切换部；S20: Wind the outlet wire of the N-2th layer coil to the first end of the voice coil to form the N-1th layer coil. The number of windings of the N-1th layer coil is less than that of the N-2th layer coil. Number of coils, the winding switching part is formed between the N-2th layer coil and the N-1th layer coil;
S30：将第N-2层线圈的出线端向音圈的第二端绕设形成第N层线圈，此时，第N层线圈的绕线圈数比第N-2层线圈的绕线圈数少，从而形成绕线切换部；S30: Wind the outlet end of the N-2th layer coil toward the second end of the voice coil to form the Nth layer coil. At this time, the number of windings of the Nth layer coil is less than the number of windings of the N-2th layer coil , Thereby forming a winding switch part;
S40：将第N层线圈的出线端向下斜拉至第N-1层线圈底部的绕线切换部，用于容纳过渡音圈绕线，并绕设至第N层线圈引出，此时第N层线圈的绕线圈数与第N-2层线圈的绕线圈数相同，使得音圈输入端和音圈输出端位于同一侧。S40: Pull the outlet end of the Nth layer coil downwards to the winding switching part at the bottom of the N-1th layer coil, which is used to accommodate the transition voice coil winding and wind it to the Nth layer coil to lead out. The number of windings of the N-layer coil is the same as the number of windings of the N-2th layer coil, so that the voice coil input end and the voice coil output end are located on the same side.
在另一个音圈的绕线方法的实施例中，N等于3，即将第1层线圈的出线端向音圈的第一端反向绕设形成第2层线圈，第2层线圈的绕设圈数少于第1层线圈的绕线圈数，在第1层线圈与第2层线圈之间形成绕线切换部，用于容纳过渡音圈绕线。将第1层线圈的出线端向音圈的第二端绕设形成第3层线圈，第3层线圈的绕线圈数比第1层线圈的绕线圈数少，从而形成绕线切换部。将第3层线圈的出线端向下斜拉至第2层线圈的底部的绕线切换部，并绕设至第3层线圈引出，使得此时第3层线圈的绕线圈数与第1层线圈的绕线圈数相同，使得音圈输入端和音圈输出端位于同一侧。从而避免因音圈输入端和输出端形成的弯线位于音圈的两端，在音圈振动工作过程中，弯线与第1层线圈或第2层线圈或第3层线圈之间发生碰撞，而影响纯音质量。In another embodiment of the voice coil winding method, N is equal to 3, that is, the outlet end of the first layer of coil is reversely wound to the first end of the voice coil to form the second layer of coil, and the winding of the second layer of coil The number of turns is less than the number of windings of the first-layer coil, and a winding switching part is formed between the first-layer coil and the second-layer coil for accommodating the transition voice coil winding. The outlet end of the first layer coil is wound toward the second end of the voice coil to form a third layer coil. The number of windings of the third layer coil is less than the number of windings of the first layer coil, thereby forming a winding switching part. Pull the outlet end of the third layer of coils diagonally downward to the winding switching part at the bottom of the second layer of coils, and wind to the third layer of coil lead out, so that the number of windings of the third layer of coils is the same as that of the first layer The number of windings of the coil is the same, so that the voice coil input terminal and the voice coil output terminal are located on the same side. This avoids the bending wire formed by the input and output ends of the voice coil at both ends of the voice coil. During the vibration of the voice coil, the bending wire collides with the first layer coil or the second layer coil or the third layer coil. , And affect the pure tone quality.
本发明为解决其技术问题，还提供一种扬声器，包括盆架以及收容于所述盆架内的振动***和磁路***，所述振动***包括音圈，音圈可以是上述任意一种音圈，从而形成一种具有音圈出线端和音圈进线端均位于音圈同一侧的扬声器。In order to solve the technical problem, the present invention also provides a loudspeaker including a basin frame and a vibration system and a magnetic circuit system housed in the basin frame. The vibration system includes a voice coil, and the voice coil may be any of the above-mentioned voice coils. Thus, a loudspeaker with the voice coil outlet end and the voice coil inlet end located on the same side of the voice coil is formed.
本发明的实施例的有益效果为：通过将奇数层结构的音圈中，相邻两层线圈之间设置绕线切换部，绕线切换部的一端与相邻两层线圈中内侧的出线端连接，另一端与相邻两层线圈中外侧的进线端连接，将音圈的输出端自第N层线圈的顶部向下斜拉至第N-1层线圈的底部并沿第N-1层线圈的底部绕设至第N层线圈，形成音圈输出端与音圈输入端位于音圈的同一侧的音圈，从而消除音圈输出端和音圈输入端位于音圈的两端，在音圈振动工作过程中对第N层线圈，第N-1层线圈，第N-2层线圈产生碰撞作用，影响扬声器纯音的问题。与此同时本发明还提供了能够用于制作上述音圈的音圈的制作方法以及包含上述任一种的扬声器，从而解决了音圈输入端和音圈输出端位于不同侧，在振动工作过程中碰撞音圈本身结构，使得扬声器纯音品质低的问题。The beneficial effect of the embodiment of the present invention is that by setting the winding switching part between the two adjacent layers of the voice coil in the odd-numbered layer structure, one end of the winding switching part is connected to the inner wire end of the two adjacent layers of coils. Connect the other end to the incoming line of the outer side of the two adjacent layers of coils, and pull the output end of the voice coil diagonally downward from the top of the Nth coil to the bottom of the N-1th coil and follow the N-1th coil. The bottom of the layer coil is wound to the Nth layer coil to form a voice coil with the voice coil output terminal and the voice coil input terminal located on the same side of the voice coil, thereby eliminating the voice coil output terminal and the voice coil input terminal located at both ends of the voice coil. During the working process of the voice coil vibration, the Nth coil, the N-1th coil and the N-2th coil will collide, which will affect the pure tone of the speaker. At the same time, the present invention also provides a method for manufacturing a voice coil capable of manufacturing the above voice coil and a speaker including any of the above, so as to solve the problem that the voice coil input terminal and the voice coil output terminal are located on different sides, and the voice coil is on different sides during vibration operation. The structure of the collision voice coil itself causes the problem of low pure sound quality of the speaker.
以上所述的仅是本发明的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本发明创造构思的前提下，还可以做出改进，但这些均属于本发明的保护范围。The above are only the embodiments of the present invention. It should be pointed out here that for those of ordinary skill in the art, improvements can be made without departing from the inventive concept of the present invention, but these all belong to the present invention. The scope of protection.
Claims (7)
- 一种音圈，包括音圈输入端、音圈输出端，以及音圈绕线，所述音圈绕线自所述音圈的内侧向外侧绕设形成N层线圈，所述N为大于1的奇数，每层所述结构均绕设形成多圈结构，其特征在于：相邻两层所述结构之间设有绕线切换部，所述绕线切换部的两端分别位于所述音圈的顶部和底部，所述绕线切换部的一端与该相邻两层线圈中内侧的出线端连接，另一端与相邻两层线圈中外侧的进线端连接；所述音圈的输出端自第N层线圈的顶部向下斜拉至第N-1层的底部并沿所述第N-1层的底部绕设至第N层，使得所述音圈输出端与所述音圈输入端位于所述音圈的同一侧。A voice coil includes a voice coil input end, a voice coil output end, and a voice coil winding. The voice coil winding is wound from the inner side to the outer side of the voice coil to form N layers of coils, where N is greater than 1 Each layer of the structure is wound to form a multi-turn structure, characterized in that: a winding switch part is provided between the two adjacent layers of the structure, and both ends of the winding switch part are located at the sound At the top and bottom of the coil, one end of the winding switch part is connected to the inner wire end of the two adjacent layers of coils, and the other end is connected to the outer wire end of the two adjacent layers of coils; the output of the voice coil The end is drawn diagonally downward from the top of the Nth layer of coil to the bottom of the N-1th layer and is wound along the bottom of the N-1th layer to the Nth layer, so that the voice coil output terminal and the voice coil The input terminal is located on the same side of the voice coil.
- 根据权利要求1所述的音圈，其特征在于：所述音圈具有至少一个短边，所述绕线切换部位于所述音圈的短边。The voice coil according to claim 1, wherein the voice coil has at least one short side, and the winding switching part is located on the short side of the voice coil.
- 根据权利要求1所述的音圈，其特征在于：所述绕线切换部为内凹结构。The voice coil according to claim 1, wherein the winding switching part has a concave structure.
- 根据权利要求1至3任一项所述的音圈，其特征在于：所述N等于3，所述绕线切换部的一端与第1层线圈的出线端连接，另一端与第2层线圈的进线端连接。The voice coil according to any one of claims 1 to 3, wherein: the N is equal to 3, one end of the winding switching part is connected to the outlet end of the first layer coil, and the other end is connected to the second layer coil The incoming end of the cable is connected.
- 一种音圈绕线方法，所述音圈包括音圈输入端、音圈输出端以及连接所述音圈输入端和所述音圈输出端的音圈绕线，所述音圈绕线自所述音圈的内侧向外侧绕设形成N层线圈，其特征在于，所述绕线方法包括如下步骤：A method for winding a voice coil. The voice coil includes a voice coil input end, a voice coil output end, and a voice coil winding connecting the voice coil input end and the voice coil output end. The voice coil is wound from the inside to the outside to form an N-layer coil, characterized in that the winding method includes the following steps:将音圈绕线自音圈的第一端向音圈的第二端绕设形成第N-2层线圈；Winding the voice coil from the first end of the voice coil to the second end of the voice coil to form the N-2th layer coil;将第N-2层线圈的出线端向音圈的第一端反向绕设形成第N-1层线圈，所述第N-1层线圈的绕线圈数少于所述第N-2层线圈的绕线圈数，在所述第N-2层线圈与所述第N-1层线圈之间形成绕线切换部；Wind the outlet end of the N-2th layer coil to the first end of the voice coil to form the N-1th layer coil, the number of windings of the N-1th layer coil is less than that of the N-2th layer The number of windings of the coil, forming a winding switching part between the N-2th layer coil and the N-1th layer coil;将第N-2层线圈的出线端向音圈的第二端绕设形成第N层线圈，此时，所述第N层线圈的绕线圈数比所述第N-2层线圈的绕线圈数少；Wind the outlet end of the N-2th layer coil toward the second end of the voice coil to form the Nth layer coil. At this time, the number of windings of the Nth layer coil is greater than that of the N-2th layer coil. Few将所述第N层线圈的出线端向下斜拉至所述第N-1层线圈底部的绕线切换部，并绕设至所述第N层线圈引出，此时所述第N层线圈的绕线圈数与所述第N-2层线圈的绕线圈数相同，使得所述音圈输入端和所述音圈输出端位于同一侧。Pull the outlet end of the Nth layer coil downward to the winding switching part at the bottom of the N-1th layer coil, and wind it to the Nth layer coil to lead out. At this time, the Nth layer coil The number of windings is the same as the number of windings of the N-2th layer coil, so that the voice coil input end and the voice coil output end are located on the same side.
- 根据权利要求5所述的音圈绕线方法，其特征在于，所述N为3，将音圈绕线自音圈的第一端向音圈的第二端绕设形成第1层线圈；The voice coil winding method of claim 5, wherein the N is 3, and the voice coil is wound from the first end of the voice coil to the second end of the voice coil to form a first layer of coil;将第1层线圈的出线端向音圈的第一端反向绕设形成第2层线圈，所述第2层线圈的绕线圈数少于所述第1层线圈的绕线圈数，在所述第1层线圈与所述第2层线圈之间形成绕线切换部；The outlet end of the first layer coil is reversely wound to the first end of the voice coil to form a second layer coil. The number of windings of the second layer coil is less than the number of windings of the first layer coil. A winding switching part is formed between the first layer coil and the second layer coil;将第1层线圈的出线端向音圈的第二端绕设形成第3层线圈，此时，所述第3层线圈的绕线圈数比所述1层结构的绕线圈数少；Winding the outlet end of the first-layer coil toward the second end of the voice coil to form a third-layer coil, at this time, the number of windings of the third-layer coil is less than the number of windings of the 1-layer structure;将所述第3层线圈的出线端向下斜拉至所述第2层线圈底部的绕线切换部，并绕设至所述第3层线圈引出，此时所述第3层线圈的绕线圈数与所述第1层线圈的绕线圈数相同，使得所述音圈输入端和所述音圈输出端位于同一侧。Pull the outlet end of the third layer coil diagonally downward to the winding switching part at the bottom of the second layer coil, and wind it to the third layer coil to lead out. At this time, the winding of the third layer coil The number of coils is the same as the number of windings of the first layer coil, so that the voice coil input end and the voice coil output end are located on the same side.
- 一种扬声器，包括盆架以及收容于所述盆架内的振动***和磁路***，所述振动***包括音圈，其特征在于：所述音圈包括权利要求1至4任一项所述的音圈。A loudspeaker comprising a basin frame and a vibration system and a magnetic circuit system housed in the basin frame. The vibration system includes a voice coil, characterized in that: the voice coil includes any one of claims 1 to 4 Voice coil.
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| CN204244469U (en) * | 2014-12-08 | 2015-04-01 | 楼氏电子（北京）有限公司 | Coil and loud speaker |
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| CN109121050A (en) * | 2018-08-04 | 2019-01-01 | 瑞声科技(新加坡)有限公司 | Voice coil and its method for winding and loudspeaker with the voice coil |
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- 2019-12-20 WO PCT/CN2019/127112 patent/WO2021120195A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996029843A1 (en) * | 1995-03-22 | 1996-09-26 | Chain Reactions, Inc. | Multiple voice coil, multiple function loudspeaker |
| CN103428611A (en) * | 2012-05-23 | 2013-12-04 | 星电株式会社 | Multi-coil unit, voice coil, and electro-acoustic transducer using the same |
| CN204244469U (en) * | 2014-12-08 | 2015-04-01 | 楼氏电子（北京）有限公司 | Coil and loud speaker |
| CN207475847U (en) * | 2017-11-20 | 2018-06-08 | 马斯利自动化技术（苏州）有限公司 | A kind of abnormal shape voice coil and its coiling device |
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