WO2018058807A1 - Moteur à vibration linéaire - Google Patents

Moteur à vibration linéaire Download PDF

Info

Publication number
WO2018058807A1
WO2018058807A1 PCT/CN2016/110771 CN2016110771W WO2018058807A1 WO 2018058807 A1 WO2018058807 A1 WO 2018058807A1 CN 2016110771 W CN2016110771 W CN 2016110771W WO 2018058807 A1 WO2018058807 A1 WO 2018058807A1
Authority
WO
WIPO (PCT)
Prior art keywords
coil
pole
assembly
magnetic
vibration motor
Prior art date
Application number
PCT/CN2016/110771
Other languages
English (en)
Chinese (zh)
Inventor
王国元
朱跃光
刘春发
Original Assignee
歌尔股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 歌尔股份有限公司 filed Critical 歌尔股份有限公司
Publication of WO2018058807A1 publication Critical patent/WO2018058807A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/02—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs

Definitions

  • the present invention relates to the field of vibration motor technology, and more particularly to a linear vibration motor.
  • Existing linear vibration motors generally include a vibrator, a stator, and a spring.
  • the vibrator includes a magnet, a weight, and a washer.
  • the stator includes a housing, a core, and a coil. The coil is sleeved on the periphery of the core. The role of the washer and the core is to concentrate the magnetic lines of force to increase the strength of the magnetic field. During operation, magnetic lines of force pass through the coil, creating a Lorentz force to drive the vibrator to vibrate.
  • the existing vibration motor has a technical problem of small driving force and slow vibration response.
  • a linear vibration motor includes:
  • a stator assembly including a housing, a pole core, and a coil assembly having a cavity inside the housing, the housing including a top and a bottom opposite the top, the pole core and the a coil assembly is disposed in the cavity, the pole core is disposed on the bottom, the coil assembly includes a first coil and a second coil, and the first coil and the second coil have opposite current directions The first coil and the second coil are sleeved on the pole core, the pole core includes a first end adjacent to the top portion, and the first end protrudes from an upper end surface of the first coil Forming a first magnetic pole;
  • a vibrator assembly including a permanent magnet disposed around the coil assembly and a weight portion disposed on the permanent magnet, the permanent magnet including a third end proximate the top portion, After a coil is energized, a magnetic force is formed between the first magnetic pole and the third end in the same direction as the driving force;
  • the resilient element is configured to return the vibrator assembly to an initial position.
  • the pole core further includes a second end adjacent to the bottom, the second end protrudes from a lower end surface of the second coil to form a second magnetic pole
  • the permanent magnet further includes a proximity At the fourth end of the bottom portion, after the second coil is energized, a magnetic force in the same direction as the driving force is formed between the second magnetic pole and the fourth end.
  • the pole core further includes a third magnetic pole located at a middle portion of the pole core in a vibration direction and protruding from an outer surface of the pole core, wherein the first coil and the second coil are respectively located On both sides of the third magnetic pole, after the coil assembly is energized, a magnetic force is formed between the third magnetic pole and the third end and the fourth end in the same direction as the driving force.
  • a third magnetic pole located at a middle portion of the pole core in a vibration direction and protruding from an outer surface of the pole core, wherein the first coil and the second coil are respectively located On both sides of the third magnetic pole, after the coil assembly is energized, a magnetic force is formed between the third magnetic pole and the third end and the fourth end in the same direction as the driving force.
  • a first washer is disposed on the third end.
  • a second washer is disposed on the fourth end.
  • the elastic element is a spiral elastic piece located on a side of the vibrator assembly near the top or on a side of the vibrator assembly near the bottom.
  • the housing includes an upper case and a lower case connected together, the top is located on the upper case, the bottom is located on the lower case, and the upper case and the lower case are guided A magnetic material, a magnetic force is formed between the top and the bottom and the permanent magnet.
  • the winding direction of the first coil and the second coil is opposite.
  • the magnetic circuit system includes the coil assembly, the pole core, the permanent magnet and the washer, the coil assembly is sleeved on an outer side of the pole core, and the permanent magnet surrounds the coil a component is disposed, and a gap is formed between the permanent magnet and the coil component, the washer is two and respectively located at upper and lower ends of the permanent magnet, and the magnetic circuit system is configured to be square or round shape.
  • the pole core is in the shape of a cross
  • a third washer is disposed at one end of the cruciform pole core
  • a fourth washer is disposed at the other end opposite to the third washer, wherein the The third magnetic pole forms a first magnetic pole, the fourth ceramic pole forms the second magnetic pole, and the middle convex portion of the cross-shaped polar core is a third magnetic pole.
  • the inventors of the present invention have found that in the prior art, since the vibration of the vibration motor is realized only by the Lorentz force, there is a technical problem that the driving force is small and the vibration response is slow. Therefore, the technical task to be achieved by the present invention or the technical problem to be solved is not thought of or expected by those skilled in the art, so the present invention is a new technical solution.
  • the linear vibration motor of the present invention is provided with two coils, the current directions of the two coils being opposite.
  • the arrangement of the two coils increases the driving force of the vibrator assembly, making the vibration response of the linear vibration motor faster.
  • a magnetic force is formed between the first magnetic pole and the permanent magnet, and the direction of the magnetic force is the same as the moving direction of the vibrator assembly, thereby further improving the driving force of the vibrator assembly.
  • Figure 1 is an exploded view of a linear vibration motor of an embodiment of the present invention.
  • Figure 2 is a cross-sectional view of a linear vibration motor of an embodiment of the present invention.
  • Figure 3 is a cross-sectional view of the linear vibration motor of the lower portion of the embodiment of the present invention.
  • Figure 4 is a cross-sectional view of another angle of the linear vibrating motor of the embodiment of the present invention.
  • Fig. 5 is a schematic view showing the structure of a pole core according to an embodiment of the present invention.
  • Figure 6 is a cross-sectional view of a circular linear vibration motor of an embodiment of the present invention.
  • Fig. 7 is a schematic view showing the structure of a square magnetic circuit system according to an embodiment of the present invention.
  • Figure 8 is a cross-sectional view of another linear vibration motor of an embodiment of the present invention.
  • 11 upper shell; 12: spiral spring; 13: annular elastic pad; 14: tungsten steel block; 15: first washer; 16: first coil; 17: ring magnet; 18: pole core; Second Huasi; 20: FPCB; 21: sheet damping; 22: second coil; 23: third pole; 24: avoidance slot; 25: lower case; 26: first magnetic pole; 27: second magnetic pole; : top; 29: bottom; 30: cruciform core; 31: third washer; 32: fourth washer; 33: middle projection.
  • the present invention provides a linear vibration motor.
  • the linear vibration motor includes a stator assembly, a vibrator assembly, and a resilient member.
  • the stator assembly includes a housing, a pole core 18, and a coil assembly.
  • the interior of the housing has a cavity.
  • the housing includes a top portion 28 and a bottom portion 29 opposite the top portion 28.
  • the pole core 18 and the coil assembly are located within the cavity.
  • the pole core 18 is coupled to the bottom portion 29.
  • the pole core 18 is disposed in the middle of the bottom portion 29 so that the space within the chamber can be fully utilized.
  • the housing is configured to include an upper housing 11 and a lower housing 25.
  • the upper case 11 and the lower case 25 are connected to each other.
  • the two are connected to each other in a snap-fit manner. It is also possible, for example, to use laser welding or edge sealing to join the two together.
  • a cavity is formed inside the upper case 11 and the lower case 25.
  • the top 28 is located on the upper casing 11 and the bottom 29 is located on the lower casing 25.
  • An FPCB 20 Flexible Printed Circuit Board
  • the coil assembly is communicatively coupled to an external circuit through the FPCB 20.
  • the external circuit can also be connected to the lead of the coil by means of a cable.
  • a relief groove 24 for avoiding the FPCB 20 is further disposed on the weight portion.
  • the pole core 18 is disposed in the middle of the lower case 25.
  • the pole core 18 can be fixed to the middle of the lower case 25 by bonding or welding.
  • the pole core 18 is used to concentrate the electromagnetic field generated by the coil assembly.
  • the coil assembly includes a first coil 16 and a second coil 22.
  • the currents of the first coil 16 and the second coil 22 are opposite in direction.
  • the first coil 16 and the second coil 22 are sheathed It is placed on the pole core 18.
  • the pole core 18 includes a first end adjacent the top portion 28. The first end protrudes from the upper end surface of the first coil 16 to form the first magnetic pole 26.
  • the upper end face is near the end face of the top portion 28.
  • the first magnetic pole 26 is used to overflow the electromagnetic field after the coil assembly is energized.
  • the direction of vibration is the direction in which the vibrator assembly operates.
  • the axial direction of the pole core 18 and the coil assembly is parallel to the direction of vibration.
  • the presence of the first magnetic pole 26 causes the pole core to form a T-shaped structure.
  • the coil assembly generates an electromagnetic field in response to an electrical signal from an external circuit.
  • the first coil 16 and the second coil 22 are wound from the same wire.
  • the first coil 16 is clockwise wound and the second coil 22 is counterclockwise (top view 28).
  • the first coil 16 and the second coil 22 are connected in series.
  • the two coils share a pair of leads.
  • the first coil 16 and the second coil 22 are respectively wound, as long as the two coils are wound in opposite directions.
  • the leads of the first coil 16 and the second coil 22 are connected to the FPCB 20, respectively.
  • the number of turns of the first coil 16 and the second coil 22 are equal. This configuration allows the strengths of the electromagnetic fields generated by the two coils to be equal and the magnetic forces of the two coils to be equal.
  • the vibrator assembly includes a permanent magnet disposed about the coil assembly and a weight portion disposed on the permanent magnet.
  • the weight portion is used to increase the inertia of the vibrator assembly to increase the amplitude of the vibration motor.
  • the weight portion may be, but not limited to, a tungsten steel block 14.
  • Permanent magnets are used to form a uniform magnetic field.
  • the permanent magnet is axially magnetized.
  • the axial magnetization that is, the N pole and the S pole are located in the axial direction of the permanent magnet, and the N pole and the S pole are oppositely disposed, wherein the axial direction is the vibration direction.
  • the permanent magnets may be, but are not limited to, ferrite magnets and neodymium iron boron magnets.
  • the permanent magnet in order to increase the strength of the magnetic field and to make the strength of the magnetic field uniform, the permanent magnet is configured as a ring magnet 17.
  • the permanent magnet is also composed of a plurality of discrete magnets.
  • a plurality of magnets are evenly distributed around the coil assembly to ensure equalization of the magnetic field forces received by the coil assembly.
  • a plurality of magnets have the same polarity.
  • one end of the plurality of magnets close to the upper case 11 is an N pole, and one end near the lower case 25 is an S pole.
  • the ring magnet 17 includes third and fourth ends which are disposed opposite to each other in the vibration direction.
  • the third end is near one end of the top 28.
  • the fourth end is an end near the bottom 29.
  • the resilient element is configured to return the vibrator assembly to an initial position.
  • the resilient member forms a support and centering of the vibrator assembly to suspend the vibrator assembly in the cavity.
  • the resilient element is also used to provide spring force to the vibrator assembly.
  • the elastic force is in the direction of vibration. This spring force returns the vibrator assembly to an initial position relative to the stator assembly, and the spring force limits the amplitude of the vibrator assembly to prevent the vibrator assembly from colliding with the housing.
  • the resilient member has two ends in the direction of vibration, wherein one end is attached to either of the top 28 or the bottom 29. The other end is connected to the vibrator assembly.
  • the end connected to the top portion 28, i.e., the resilient member, is located at the upper end of the vibrator assembly, see FIG.
  • the end of the bottom portion 29, i.e., the resilient member is located at the lower end of the vibrator assembly, with reference to Figures 3 and 4.
  • the elastic element is a helical shrapnel 12.
  • the helical shrapnel 12 is located on one side of the vibrator assembly near the top 28 or on the side of the vibrator assembly near the bottom 29.
  • the spiral spring piece 12 is located on the side of the vibrator assembly near the bottom portion 29, the space between the FPCB 20 and the vibrator assembly can be fully utilized, so that the linear vibration motor can be made thinner.
  • the spiral elastic piece 12 has the characteristics of firm structure and uniform elastic deformation.
  • the spiral spring piece 12 can be joined to the housing and the vibrator assembly by welding or bonding. Similarly, the spiral elastic piece 12 can also be bonded to the top portion 28 of the upper casing 11.
  • the elastic member may also be a spring or the like as long as the vibrator assembly can be returned to the initial position.
  • the first magnetic pole 26 of the pole core 18 is also subjected to a permanent magnet (for example, a ring).
  • a permanent magnet for example, a ring
  • the linear vibration motor includes two coils.
  • the third end of the ring magnet is N pole, and the fourth end is S pole.
  • the first coil 16 is a clockwise current and the second coil 22 is a counterclockwise current (top view from the top 28).
  • the first coil 16 is subjected to a downward Lorentz force. Since the first coil 16 is fixed to the lower casing 25 and cannot move, the vibrator assembly is subjected to a reaction force to move upward.
  • the second coil 22 is subjected to the downward Lorentz force. Since the second coil 22 is fixed on the lower case 25 and cannot move, the vibrator assembly is subjected to a reaction force. Move up. It can be seen that the two coils are subjected to the Lorentz force in the same direction, so that the reaction force received by the vibrator assembly is greatly increased, that is, the driving force of the vibrator assembly is greatly increased. In turn, the vibrator assembly is made shorter from the standstill to the normal amplitude, ie the vibration response speed is faster.
  • the first coil when the first coil is energized, an electromagnetic field is generated to magnetize the pole core.
  • the upper end surface of the first coil 16 is the S pole
  • the lower end surface of the first coil 16 (the end near the middle) is the N pole.
  • the pole core 18 concentrates the electromagnetic field, and since the first magnetic pole 26 protrudes from the upper end surface of the coil, the S pole can be overflowed. That is, the first magnetic pole 26 is polarized to the S pole.
  • the first magnetic pole 26 is opposite in polarity to the third end of the ring magnet 17, so that the two attract each other. It will be understood by those skilled in the art that the first magnetic pole 26 protrudes from the plane in which the third end is located.
  • the attraction between the ring magnet 17 and the first pole 26 causes the vibrator assembly to move upward. It can be seen that the magnetic force provides a driving force for the vibrator assembly, and the driving force of the linear vibration motor is further increased. And make the vibration response faster.
  • the housing is coupled to the core, and both the housing and the core are magnetically permeable.
  • the permanent magnet forms a "magnetic spring" with the housing and the permanent magnet and the core.
  • the magnetic spring acts in the opposite direction to the elastic element.
  • the strength of the annular elastic piece can be increased by increasing the thickness of the annular elastic piece while keeping f 0 constant, thereby improving the stability of the linear vibration motor and prolonging the service life of the linear vibration motor.
  • the pole core 18 further includes a second end adjacent the bottom portion 29.
  • the second end protrudes from the lower end surface of the second coil 22 to form the second magnetic pole 27.
  • the pole core 18 is similar to an I-shape.
  • the lower end face is the end face of the second coil 22 close to the bottom portion 29.
  • the ring magnet 17 also includes a fourth end adjacent the bottom 29. After the second coil 22 is energized. A magnetic force is formed between the second magnetic pole 27 and the fourth end.
  • the second magnetic pole 27 is used to overflow the electromagnetic field after the coil assembly is energized.
  • an electromagnetic field is generated when the second coil 22 is energized.
  • the lower end surface of the second coil 22 is the S pole
  • the upper end surface (the end near the middle) of the second coil 22 is the N pole.
  • the pole core concentrates the electromagnetic field, and since the second magnetic pole 27 protrudes from the lower end surface of the second coil 22, the S pole can be overflowed. That is, the second magnetic pole 27 is polarized to the S pole.
  • the second magnetic pole 27 is opposite in polarity to the fourth end of the ring magnet 17, so that the two are mutually exclusive.
  • the second magnetic pole 27 protrudes The plane where the fourth end is located.
  • the repulsive force between the ring magnet 17 and the second magnetic pole 27 causes the vibrator assembly to move upward. It can be seen that the magnetic force provides a driving force for the vibrator assembly, and the driving force of the linear vibration motor is further increased. And make the vibration response faster.
  • the pole core 18 further includes a central portion of the pole core 18 in the vibration direction and protrudes from the outer core 18
  • the third magnetic pole 23 of the surface, the first coil 16 and the second coil 22 are respectively located on both sides of the third magnetic pole 23.
  • the third magnetic pole 23 is located between the third end and the fourth end.
  • the pole core 18 is similar to a king shape.
  • the third magnetic pole 23 is used to overflow the electromagnetic field after the coil assembly is energized. A magnetic force is formed between the third magnetic pole and the third end and the fourth end.
  • two coils are sleeved on the pole core 18.
  • the third end of the ring magnet 17 is an N pole, and the fourth end is an S pole. Since the first coil 16 is wound clockwise, when the current is clockwise (from the top 28), the lower end of the first coil 16 is N pole and the upper end is S pole.
  • the second coil 22 is wound counterclockwise. When the current is running counterclockwise (from the top 28), the upper end of the second coil 22 is N pole and the lower end is S pole.
  • the lower end of the first coil 16 and the upper end of the second coil 22 are located on the third magnetic pole 23 of the pole core 18. The magnetic field is concentrated by the pole core 18. Further, the third magnetic pole 23 is an overflow end of a magnetic line, that is, an N pole.
  • the polarity of the third magnetic pole 23 is N pole. Since the third end is also N pole, the third magnetic pole 23 forms a repulsive force with the third end, and the repulsive force has the same direction as the Lorentz force, which causes the vibrator assembly to move upward, further increasing the driving of the coil assembly. force. At the same time, since the fourth end is the S pole, the third magnetic pole 23 forms an attractive force with the fourth end, and the attraction direction is the same as the direction of the Lorentz force, which causes the vibrator assembly to move upward. It can be seen that the magnetic force between the N pole and the S pole of the ring magnet 17 and the third pole 23 provides a driving force for the vibrator assembly. The magnetic force between the third magnetic pole 23 and the ring magnet 17 further increases the driving force to which the vibrator assembly is subjected, that is, the magnetic force makes the response speed of the linear vibration motor faster.
  • the strength of the annular elastic piece 12 can be increased by increasing the thickness of the annular elastic piece 12 while keeping f 0 constant, thereby improving the stability of the linear vibration motor and prolonging the service life of the linear vibration motor.
  • the pole core 18 is in the shape of a cross.
  • a third washer 31 is disposed at one end of the cruciform core 30.
  • a fourth washer 32 is disposed at the other end opposite to the third washer 31.
  • the third washer 31 forms a first magnetic pole
  • the fourth washer 32 forms a second magnetic pole
  • the intermediate projection 33 of the cross-shaped pole core 30 is a third magnetic pole.
  • the cruciform core 30 has a simpler structure than the king-shaped pole core, has low processing difficulty and high yield.
  • the third washer 31 and the fourth washer 32 can be joined to the cruciform core 30 by bonding, and the assembly is very convenient.
  • the first washer 15 is disposed on the third end and the second washer 19 is disposed on the fourth end.
  • the first washer 15 is fixed to the third end by an adhesive
  • the second washer 19 is fixed to the fourth end.
  • the first washer 15 and the second washer 19 are used to form a magnetic shield to concentrate the magnetic lines of the permanent magnet to further increase the strength of the magnetic field. Thereby, the driving force of the vibrator assembly is further improved.
  • the magnetic directions between the first magnetic pole 26, the second magnetic pole 27 and the third magnetic pole 23 and the ring magnet 17 are the same, which provides a driving force for the vibration of the vibrator assembly.
  • the vibration amount of the linear vibration motor is increased, and the vibration effect of the linear vibration motor is effectively improved.
  • the vibrator assembly takes less time from a standstill to a normal amplitude and has a faster vibration response. And the f 0 of the linear vibration motor is lowered. Improve the earthquake experience.
  • the upper case 11 and the lower case 25 are magnetically permeable materials.
  • the upper case 11 and the lower case 25 are made of iron, cobalt or nickel.
  • a magnetically conductive material is a material that is easily magnetized by a permanent magnet.
  • the vibrator assembly moves upward, as the distance between the ring magnet 17 and the upper casing 11 decreases, the attraction between the two increases. Thereby, the driving force for vibrating the vibrator assembly upward is further increased.
  • the lower case 25 and the ring magnet 17 also have an attractive force.
  • Both the housing and the king-shaped core are magnetically conductive materials.
  • the permanent magnet forms a "magnetic spring" with the housing and the permanent magnet and the core.
  • the magnetic spring acts in the opposite direction to the elastic element.
  • one end of the pole core 18 is coupled to the bottom portion 29, and the other end of the pole core 18 is coupled to the top portion 28.
  • the pole core 18 functions as a support housing to make the structure of the linear vibration motor more stable.
  • the bottom portion 29 is disposed at a position corresponding to the weight portion (for example, the tungsten steel block 14).
  • the damping member can be, but not limited to, rubber, silicone, sponge or foam.
  • the tungsten steel block 14 is square. The four sides of the tungsten steel block 14 protrude from the lower surface.
  • the damping member can then be, for example, four sheet dampings 21.
  • the sheet damping 21 is provided on the lower case 25 by bonding. Four sheet dampings 21 are respectively disposed at positions corresponding to the four corners of the tungsten steel block 14.
  • the region of the tungsten steel block 14 that is joined to the permanent magnets forms a flange-like annular projection.
  • the annular projection is located on the upper surface of the tungsten steel block 14.
  • the damper member is configured as an annular spring pad 13 and is disposed on the annular projection.
  • the annular spacer may also be disposed at a position of the upper casing 11 corresponding to the annular projection.
  • the damper member is arranged to effectively buffer the impact force of the vibrator assembly and the housing, thereby improving the service life of the linear vibration motor. And the damper member can effectively reduce the noise caused by the collision. At the same time, the existence of damping can make the vibration system stop quickly when the power system is powered off, which improves the vibration clarity of the motor.
  • the magnetic circuit system includes a coil assembly, a pole core 18, a permanent magnet, and a washer.
  • a coil assembly such as the first coil 16 and the second coil 22, is sleeved on the outside of the pole core 18.
  • a permanent magnet such as a ring magnet 17, is disposed around the coil assembly. There is a gap between the ring magnet 17 and the coil assembly. Huasi is located in the ring The upper and lower ends of the magnet 17 are axially located, wherein the first washer 15 is at the upper end and the second washer 19 is at the lower end.
  • the magnetic circuit system is configured to be square or circular in order to adapt to different installation environments.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Abstract

L'invention concerne un moteur à vibration linéaire, comprenant un ensemble de stator, un ensemble de vibreur et un élément élastique (12). L'ensemble de stator comprend une coque, un noyau polaire (18), et un ensemble de bobine; la coque comprend un dessus (28) et un fond (29) opposé au dessus; le noyau polaire est disposé sur le fond; l'ensemble de bobine comprend une première bobine (16) et une seconde bobine (22); la direction du courant de la première bobine est opposée à celle de la seconde bobine; le noyau polaire comprend une première extrémité proche du dessus; la première extrémité fait saillie hors de la surface d'extrémité supérieure de la première bobine pour former un premier pôle magnétique (26); l'ensemble de vibreur comprend un aimant permanent (17) disposé autour de l'ensemble bobine et une partie de contrepoids (14) disposée sur l'aimant permanent; l'aimant permanent comprend une troisième extrémité proche du dessus; une fois que la première bobine est mise sous tension, le premier pôle magnétique et la troisième extrémité forment une force magnétique; et l'élément élastique est configuré pour amener l'ensemble de vibreur à revenir à une position initiale.
PCT/CN2016/110771 2016-09-30 2016-12-19 Moteur à vibration linéaire WO2018058807A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610871910.6A CN106357080A (zh) 2016-09-30 2016-09-30 线性振动马达
CN201610871910.6 2016-09-30

Publications (1)

Publication Number Publication Date
WO2018058807A1 true WO2018058807A1 (fr) 2018-04-05

Family

ID=57866043

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/110771 WO2018058807A1 (fr) 2016-09-30 2016-12-19 Moteur à vibration linéaire

Country Status (2)

Country Link
CN (1) CN106357080A (fr)
WO (1) WO2018058807A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109617356A (zh) * 2019-02-12 2019-04-12 共达电声股份有限公司 一种线性激励器
CN109842701A (zh) * 2018-12-24 2019-06-04 歌尔股份有限公司 屏幕振动发声装置和电子产品
US10868464B2 (en) * 2018-08-03 2020-12-15 Aac Acoustic Technologies (Shenzhen) Co., Ltd. Linear vibration motor
CN112600381A (zh) * 2020-12-21 2021-04-02 天津富禄通信技术有限公司 一种新型线性振动器

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019181333A (ja) * 2018-04-04 2019-10-24 日本電産セイミツ株式会社 振動モータ
CN208589900U (zh) * 2018-08-03 2019-03-08 瑞声科技（南京）有限公司 线性振动电机
KR102234342B1 (ko) * 2020-10-20 2021-03-31 에이유에스피코리아 주식회사 햅틱 엑추에이터
CN215186388U (zh) * 2020-12-28 2021-12-14 歌尔股份有限公司 一种线性振动马达
CN113057871B (zh) * 2021-03-17 2023-10-10 龙馨语 智能骨密度增强仪及其数据处理方法
CN114024422A (zh) * 2021-11-03 2022-02-08 重庆市灵龙电子有限公司 轴向运动双牵引振动电机
CN115173662B (zh) * 2022-07-19 2023-08-11 东莞市吉铼升电机股份有限公司 一种振动喇叭电机

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103997181A (zh) * 2013-02-18 2014-08-20 日本电产科宝株式会社 线性振动致动器以及具有线性振动致动器的便携通信设备和游戏设备
CN205544867U (zh) * 2015-07-06 2016-08-31 磁化电子株式会社 线性振动产生装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201918874U (zh) * 2010-11-10 2011-08-03 河南理工大学 一种永磁直线振荡电机
WO2012153631A1 (fr) * 2011-05-10 2012-11-15 日本電産セイミツ株式会社 Dispositif de production de vibrations
KR20130031528A (ko) * 2011-09-21 2013-03-29 삼성전기주식회사 선형 진동모터
KR101491456B1 (ko) * 2013-11-05 2015-02-23 주식회사 하이소닉 햅틱 엑추에이터
CN205385397U (zh) * 2016-01-29 2016-07-13 歌尔声学股份有限公司 线性振动马达

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103997181A (zh) * 2013-02-18 2014-08-20 日本电产科宝株式会社 线性振动致动器以及具有线性振动致动器的便携通信设备和游戏设备
CN205544867U (zh) * 2015-07-06 2016-08-31 磁化电子株式会社 线性振动产生装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10868464B2 (en) * 2018-08-03 2020-12-15 Aac Acoustic Technologies (Shenzhen) Co., Ltd. Linear vibration motor
CN109842701A (zh) * 2018-12-24 2019-06-04 歌尔股份有限公司 屏幕振动发声装置和电子产品
CN109842701B (zh) * 2018-12-24 2023-11-17 歌尔股份有限公司 屏幕振动发声装置和电子产品
CN109617356A (zh) * 2019-02-12 2019-04-12 共达电声股份有限公司 一种线性激励器
CN109617356B (zh) * 2019-02-12 2024-01-23 共达电声股份有限公司 一种线性激励器
CN112600381A (zh) * 2020-12-21 2021-04-02 天津富禄通信技术有限公司 一种新型线性振动器

Also Published As

Publication number Publication date
CN106357080A (zh) 2017-01-25

Similar Documents

Publication Publication Date Title
WO2018058807A1 (fr) Moteur à vibration linéaire
WO2018058809A1 (fr) Moteur à vibration linéaire
WO2018058808A1 (fr) Moteur à vibration linéaire et dispositif électronique
US10447129B2 (en) Vibration motor
US9815085B2 (en) Haptic actuator
WO2018036037A1 (fr) Moteur à vibration linéaire
WO2021121055A1 (fr) Appareil de vibration
KR101491456B1 (ko) 햅틱 엑추에이터
WO2017133152A1 (fr) Moteur à vibration linéaire
US11025149B2 (en) Linear vibration motor and electronic device
JP6010080B2 (ja) リニア振動モータ
CN113873381A (zh) 一种振动装置、骨传导耳机、可穿戴设备及智能硬件设备
WO2018157509A1 (fr) Moteur à vibration linéaire et dispositif électronique
WO2021000093A1 (fr) Moteur
US20200412228A1 (en) Vibration motor
WO2021128788A1 (fr) Dispositif de vibration et produit électronique
CN106655695B (zh) 一种线性振动马达
WO2018171060A1 (fr) Moteur à vibration linéaire
WO2018166090A1 (fr) Moteur à vibration linéaire
CN114421730B (zh) 一种线性振动马达
CN216313372U (zh) 一种振动装置、骨传导耳机、可穿戴设备及智能硬件设备
KR101266793B1 (ko) 햅틱 엑추에이터
US11309781B2 (en) Linear vibration motor
KR101375978B1 (ko) 폐루프 자기회로를 이용한 고효율 전자석 박형 스피커
KR20200110715A (ko) 이중 영구자석을 활용한 수직 진동자

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16917552

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16917552

Country of ref document: EP

Kind code of ref document: A1