CN208367304U - Lens drive motor, camera and mobile terminal apparatus - Google Patents

Abstract

The utility model provides a kind of lens drive motor, camera and mobile terminal apparatus.Wherein, lens drive motor includes shell, lens supports body, coil and magnetite component, and coil is wound around on lens supports body and is arranged inside the shell, and magnetite component is arranged between shell and lens supports body, wherein shell has ground structure.The utility model solves the problems, such as lens drive motor in the prior art by electrostatic interference.

Description

Lens drive motor, camera and mobile terminal apparatus

Technical field

The utility model relates to apparatus for making a video recording technical fields, in particular to a kind of lens drive motor, camera and shifting Dynamic terminal installation.

Background technique

Lens drive motor can generate a large amount of electrostatic in use, if being chronically in electrostatic environment, will affect The service performance of each device, or even electronic component can be burnt, it brings about great losses.

It follows that there is electrostatic interference in lens drive motor in the prior art.

Utility model content

The main purpose of the utility model is to provide a kind of lens drive motor, camera and mobile terminal apparatus, with solution The problem of lens drive motor certainly in the prior art is by electrostatic interference.

To achieve the goals above, one aspect according to the present utility model provides a kind of lens drive motor, including Shell, lens supports body, coil and magnetite component, coil are wound around on lens supports body and are arranged inside the shell, magnetite component It is arranged between shell and lens supports body, wherein shell has ground structure.

Further, the grounding leg of ground structure is stretched out and can directly be welded with pad towards pad.

Further, ground structure is located at the corner portion of shell.

Further, the part that shell corresponds to magnetite component is made of the first material, and the other parts of shell are by the second material Material is made, and the magnetic conductivity of the second material is less than the magnetic conductivity of the first material.

Further, the first material is welded and fixed with the second material.

Further, the first material is SPCC material；And/or second material be SUS material.

Further, the part that the peripheral wall of shell corresponds to magnetite component is made of the first material.

Further, magnetite component includes the sub- magnetite being arranged in pairs, and the sub- magnetite being arranged in pairs is located at lens branch The two sides of support body are simultaneously corresponding with the straight flange of shell.

Further, the thickness H1 in the corner of the peripheral wall of shell is greater than the thickness H2 of the other parts of the peripheral wall of shell.

Further, the ratio of thickness H2 and thickness H1 is greater than 0.6 less than 1.

Further, thickness H1 is more than or equal to 0.2 millimeter and is less than or equal to 0.25 millimeter.

Further, thickness H1 is equal to 0.2 millimeter.

Further, thickness H2 is more than or equal to 0.15 millimeter and is less than or equal to 0.2 millimeter.

Further, thickness H2 is equal to 0.15 millimeter.

Another aspect according to the present utility model provides a kind of camera, including above-mentioned lens drive motor.

Another aspect according to the present utility model provides a kind of mobile terminal apparatus, including above-mentioned camera.

Further, mobile terminal apparatus includes at least one of mobile phone, mobile information terminal and laptop.

Using the technical solution of the utility model, lens drive motor includes shell, lens supports body, coil and magnetite group Part, coil are wound around on lens supports body and are arranged inside the shell, and magnetite component is arranged between shell and lens supports body, In, shell has ground structure.In this way, magnetite component and coil act on, electromagnetic induction is generated, with drive lens supporter fortune It is dynamic, electrostatic can be generated in the process, and electrostatic can damage the device inside lens drive motor, by setting on the shell Ground structure is set, the static guiding in lens drive motor is gone out, avoids the interference of electrostatic, to each of lens drive motor Device is protected, and good service performance is kept.

Detailed description of the invention

The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model. In the accompanying drawings:

Fig. 1 shows the structural schematic diagram of shell in an alternative embodiment of the utility model；

Fig. 2 shows the positional diagrams of shell and magnetite component in Fig. 1；

Fig. 3 shows the connection relationship diagram of coil and lens supports body in the utility model；

Fig. 4 shows the connection relationship diagram of lower spring in the utility model, coil and lens supports body；

Fig. 5 shows the connection relationship diagram of lower spring and pedestal in the utility model；

Fig. 6 shows the connection relationship diagram of pedestal in the utility model, lower spring and lens supports body；

Fig. 7 shows the explosive view of lens drive motor in the utility model.

Wherein, the above drawings include the following reference numerals:

10, shell；11, corner；13, ground structure；20, lens supports body；21, straight section；22, corner sections；25, it limits Cord；30, coil；40, magnetite component；50, upper spring；60, lower spring；61, location hole；70, pedestal；71, center evacuation is opened Mouthful；72, dust ring；81, notch section；82, lug boss；90,PCB；100, Hall chip.

Specific embodiment

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

It should be pointed out that unless otherwise specified, all technical and scientific terms used in this application have and the application The normally understood identical meanings of person of an ordinary skill in the technical field.

In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, top, bottom " is usually It is for direction shown in the drawings, or for component itself is on vertical, vertical or gravity direction；Together Sample, it for ease of understanding and describes, " inside and outside " refers to the inside and outside of the profile relative to each component itself, but the above-mentioned noun of locality is simultaneously It is not used in limitation the utility model.

In order to solve the problems, such as lens drive motor in the prior art by electrostatic interference, the utility model provides one kind Lens drive motor, camera and mobile terminal apparatus.Wherein, camera has following lens drive motors, mobile terminal apparatus With the camera.

Optionally, mobile terminal apparatus includes at least one of mobile phone, mobile information terminal and laptop.

As shown in Figures 1 to 7, lens drive motor includes shell 10, lens supports body 20, coil 30 and magnetite component 40, coil 30 is wound around on lens supports body 20 and is arranged in shell 10, and magnetite component 40 is arranged in shell 10 and lens branch Between support body 20, wherein shell 10 has ground structure 13.In this way, magnetite component 40 and coil 30 act on, electromagnetism sense is generated It answers, with the movement of drive lens supporter 20, electrostatic can be generated in the process, electrostatic can be to the device inside lens drive motor It damages, by the way that ground structure 13 is arranged on shell 10, the static guiding in lens drive motor is gone out, electrostatic is avoided Interference, is protected with each device to lens drive motor, so that each device keeps good service performance.

In the present invention, the grounding leg of ground structure 13 is stretched out and can directly be welded with pad towards pad.Thoroughly Electrostatic in mirror drive motor imports pad by ground structure 13, to avoid the interference of electrostatic, and then to lens drive motor Each device protected well so that each device keeps good service performance.

As shown in Figure 1, ground structure 13 is located at the corner 11 of shell 10.In this way, being conducive to improve lens drive motor Space utilization rate, reduce the volume of lens drive motor, and then realize lightening design, to meet performance attractive in appearance.

The part of the corresponding magnetite component 40 of shell 10 in the utility model is made of the first material, other portions of shell 10 Divide and be made of the second material, and the magnetic conductivity of the second material is less than the magnetic conductivity of the first material.By magnetite component 40 corresponding The magnetic conductivity of one material is more preferable, thus can reduce leakage path, reduces leakage field, advantageously ensures that stronger magnetic field strength, into And guaranteeing motor, there is enough driving forces to be conducive to so that can generate biggish driving force under the function of current of very little Reduce energy consumption, in addition, since magnetic field strength is effectively promoted, thus magnetic field component can be designed it is more frivolous, into And more frivolous lens drive motor can be designed, improve aesthetics；In addition, since the compression strength of the second material is greater than The compression strength of first material, it is thus possible under the premise of guaranteeing magnetic field strength, increase the compression strength of lens drive motor, There is good protective effect to lens drive motor.

Optionally, the first material is welded and fixed with the second material.It is easy to operate by the way of welding, practical, convenient for real It is existing, it is connected firmly, Stability and dependability is high, and cost is relatively low.

Preferably, the first material is SPCC material；And/or second material be SUS material.The magnetic conductivity of SPCC material is good, Leakage path can be reduced, leakage field is reduced, there can also be protective effect well with antistatic to magnetite component 40, be conducive to The magnetic field strength between magnetite component 40 and coil 30 is improved, increases the driving force of motor, and cost is relatively low；SUS material has Higher intensity, impact resistance is stronger, and stability is good, can play a very good protection to lens drive motor.

It should be noted that in assembling process, material is left according to the sequence of SPCC material+SUS material+SPCC material Right precedence is mutually welded after putting, then through rolling technical treatment, material is finally processed into required shape；Under equal conditions, it adopts When with SPCC material, the mutually exclusive power of motor is substantially reduced, and is more advantageous to application of the motor on double take the photograph.

After rolling technical treatment, good technical treatment and repairing have been done to soldering opening, so made between unlike material non- Chang Youxiao is combined.In appearance, soldering opening also can be very smooth, it is difficult to which discrimination is the combination of two kinds of materials.

The part that the peripheral wall of shell 10 corresponds to magnetite component 40 in the utility model is made of the first material.Due to the first material The magnetic conductivity of material is better than the second material, and the first material corresponds to the setting of magnetite component 40, it is possible to reduce leakage path, it can be effective Ground avoids magnetic field from leaking outside, and advantageously ensures that stronger magnetic field strength, and then guarantees that motor has enough driving forces, so that very Biggish driving force can be generated under the small function of current, advantageously reduces energy consumption, in addition, since magnetic field strength obtains effectively It is promoted, thus can be by the more frivolous of magnetic field component design, and then more frivolous lens drive motor can be designed, it mentions High aesthetics.

As shown in Fig. 2, magnetite component 40 includes the sub- magnetite being arranged in pairs, the sub- magnetite being arranged in pairs is located at lens The two sides of supporter 20 are simultaneously corresponding with the straight flange of shell 10.

Lens drive motor in the utility model further includes being located at the upper spring 50 of 20 top of lens supports body and being located at The lower spring 60 of the lower section of lens supports body 20, the sub- magnetite being arranged in pairs mutually 180 degree each other, in being arranged oppositely, when to coil 30 After being passed through electric current, electromagnetic force will be generated between coil 30 and magnetite component 40, according to the bright lefft-hand rule of Forlan, due to electromagnetic force Effect drive lens supports body 20 to move linearly along camera lens optical axis direction, lens supports body 20 finally stay in coil 30 with The resultant force of the electromagnetic force generated between magnetite and upper spring 50 and the elastic force of lower spring 60 reaches position when phase equilibrium state Point.It is controllable that lens supports body 20 is made to be moved to target position by being passed through set electric current to coil 30, to reach focusing Purpose.

As shown in Fig. 2, each sub- magnetite is bending-type structure, the sub- magnetite in bending-type structure includes sequentially connected main body Section and extended segment have angle between extended segment and main paragraph；The periphery of lens supports body 20 include multiple straight sections 21 and The corner sections 22 of multiple straight sections 21 are connected, main paragraph covers straight section 21, and extended segment is stretched out to corner sections 22.Due to main paragraph Straight section 21 is covered, extended segment is stretched out to corner sections 22, thus can be with straight section 21, corner in the sub- magnetite of bending-type structure 30 mating reaction of coil at section 22 is conducive to increase the effective active area between magnetite component 40 and coil 30, to improve Magnetic field strength, and then increase the driving force of motor, wherein angle cooperation straight section 21 and corner between extended segment and main paragraph Angle setting between section 22, preferably to be protected to magnetite component 40 and lens supports body 20.

As shown in Fig. 3, Fig. 4 and Fig. 6, the periphery of lens supports body 20 includes multiple straight sections 21 and the multiple straight flanges of connection The corner sections 22 of section 21, and there is wrapping post at least one corner sections 22, magnetite component 40 avoids wrapping post setting, coil 30 End be fixed on wrapping post.

In Fig. 3, Fig. 4 and specific embodiment shown in fig. 6, corner sections 22 are four, and wrapping post is two, two coilings Column is separately positioned in two corner sections 22 being mutually symmetrical.

As shown in Fig. 3, Fig. 4 and Fig. 6, lens supports body 20 has winding area, is provided in winding area for backstop The limit cord 25 of coil 30；Shock resistance rib is additionally provided in winding area, coil 30 is wound around in winding area anti-to cover Impact rib.Due to being provided with limit cord 25, it is thus possible to play the role of good position limitation protection to coil 30, in addition, due to It is provided with shock resistance rib, the anti-impact force between the coil 30 after coiling and lens supports body 20 can greatly reinforce, even if thus Under the effect of external force, coil 30 will not fall off in lens supports body 20, improve the reliability of lens drive motor.

As shown in Figure 1, the thickness H1 in the corner 11 of the peripheral wall of shell 10 is greater than the thickness of the other parts of the peripheral wall of shell 10 Spend H2.In such manner, it is possible to play better protective effect to magnetite component 40, it can be effectively prevented from magnetic field leakage, be conducive to protect Stronger magnetic field strength is demonstrate,proved, and then guarantees that motor has enough driving forces, so that can be generated under the function of current of very little Biggish driving force, advantageously reduces energy consumption.

Optionally, the ratio of thickness H2 and thickness H1 is greater than 0.6 less than 1.It is preferable can to guarantee that shell 10 has in this way Intensity, and can play a very good protection to magnetite component 40, prevent magnetic field from leaking outside, while guaranteeing lens drive motor Have the characteristics that frivolous.

Optionally, thickness H1 is more than or equal to 0.2 millimeter and is less than or equal to 0.25 millimeter.In such manner, it is possible to be risen to magnetite component 40 To better protective effect, it can be effectively prevented from magnetic field leakage, advantageously ensure that stronger magnetic field strength, and then guarantee motor With enough driving forces, so that biggish driving force can be generated under the function of current of very little, energy consumption is advantageously reduced.

It should be noted that using the structure feature of motor, under the premise of not influencing motor overall structure size, externally The thickness H1 in the corner of the peripheral wall of shell 10 can make the possibility being further transformed, the anti-leakage by increasing thickness H1, to enhancing motor It is the most significant further to increase motor thrust effect, while being able to satisfy the lightening design requirement of motor again for magnetic effect.

Preferably, thickness H1 is equal to 0.2 millimeter.In such manner, it is possible to guarantee that shell 10 plays best guarantor to magnetite component 40 Shield effect, the effect of anti-leakage field is best, and magnetic field strength is best.

Optionally, thickness H2 is more than or equal to 0.15 millimeter and is less than or equal to 0.2 millimeter.In this way, before meeting requirement It puts, can guarantee that the thickness of shell 10 and weight are in lesser range, be conducive to the size for reducing shell 10, so that Lens drive motor is more frivolous.

It should be noted that motor, in set compact finite spatial extent, the size of change or increasing thickness H2 are more Difficulty, the influence face being related to are relatively large.If preferable magnetic-leakage preventing effect in order to obtain, once thickness H2 change, will so that All associated components sizes inside shell 10 are made corresponding adjustment and are changed, and the cost that house of correction is paid thus is larger.Due to line Circle 30 and 40 size of magnetite component inside contract variation, and synthesis result might not also be conducive to comprising including motor thrust performance Resultant performance enhancements are also unfavorable for standardizing the realization of motor product.On the basis of existing capability structure, thickness H2 size is protected Hold it is constant, transformation increase thickness H1 size be most rationally and with feasibility.Certainly, on the basis for meeting various functions On, it also not can not using thickness H1 and thickness H2 are made into identical dimensional thickness.The utility model is based on the existing horse of promotion The technical improvement made up to function, thrust performance will be increased dramatically than before.

Preferably, thickness H2 is equal to 0.15 millimeter.Under the premise of can satisfy requirement in this way, it can guarantee shell 10 Thickness and weight be in optimal range, be conducive to reduction shell 10 size so that lens drive motor is frivolous Degree is optimal, improves aesthetics.

It should be noted that corresponding 10 thickness of shell of magnetite component 40 is thicker, magnetic line of force escape is fewer, can be more effectively The undesirable condition of leakage field is prevented, i.e., under same current condition, magnetic field strength caused by magnetite component 40 is higher, to promotion horse It is more obvious up to driving force.By raising driving force, the larger weight camera lens of driving can be carried, high pixel lens drive motor is provided, Realize the tectonic sieving of lens drive motor low current, miniaturization.Shell 10 in chosen material, selection with a thickness of 0.2 milli Rice, the thickness H1 by the thickness of the peripheral wall of shell 10 in the part of corresponding magnetite component 40 are transformed into 0.2mm or more, remaining region 10 thickness of part enclosure is processed into 0.15mm, specific implementation are as follows: shell 10 processes producer and passes through mold for the material strip of 0.2mm It is squeezed, can extrude into the thickness of such as 0.15mm.In this way, 25% driving force can be promoted compared with original driving force.

As shown in Figure 3, Figure 4, lens drive motor further includes being located at the upper spring 50 of 20 top of lens supports body and being located at The lower spring 60 of 20 lower section of lens supports body, the vertex of upper spring 50 are provided at least one glue hole.Upper spring 50 is for branch The upper surface of lens supports body 20 is supportted, lower spring 60 is used to support the lower end surface of lens supports body 20, due to the top of upper spring 50 At least one glue hole is provided at angle, it is thus possible to connect by way of injecting glue to fix upper spring 50 and lens supports body 20 It connects, to improve the shock proof ability of lens drive motor, improves stability, moreover, will can be prevented in glue injection glue hole outer It overflows, avoids the performance for influencing other structures.

As shown in Figure 5, Figure 6, lens drive motor further includes pedestal 70, the setting of shell 10 on mount 70 with the two it Between form accommodating space, lens supports body 20, coil 30 and magnetite component 40 are respectively positioned in accommodating space, wherein shell 10 with Pedestal 70 is assembled together by embedded structure.Pedestal 70 is used to support lens supports body 20, coil 30 and magnetite component 40, Under the collective effect of pedestal 70 and shell 10, accommodating space is provided for lens supports body 20, coil 30 and magnetite component 40, simultaneously It can play the role of protecting internal component；In addition, shell 10 is assembled together with pedestal 70 by embedded structure, structure letter It is single, it is easy to operate, and assembly effect is good, reliability and stability is strong.

In Fig. 5, specific embodiment shown in fig. 6, pedestal 70 has center evacuation opening 71 and dust ring 72, dust ring 72 avoid the circumferentially extending of opening 71 along center.Lens supports body 20 has accommodating cavity, and dust ring 72 protrudes into lens supports body 20 Accommodating cavity in and combined with accommodating cavity contactless property dislocation, good dustproof effect can be played.

As shown in Figure 1 and Figure 5, embedded structure includes notch section 81 and lug boss 82, and notch section 81 is arranged on shell 10, Lug boss 82 is arranged on the periphery of pedestal 70 and can be entrenched in notch section 81.Lug boss 82 and the letter of 81 structure of notch section It is single, it can satisfy chimeric requirement, and assembly effect is good, reliability and stability is strong.

In specific embodiment shown in Fig. 1, notch section 81 is located at the vertex of shell 10.It in this way can be to avoid to other Component adversely affects, and is conducive to the service performance for improving lens drive motor.

In Fig. 5, specific embodiment shown in fig. 6, the lower end surface of lens supports body 20 has multiple positioning columns, lower spring 60 have multiple location holes 61, and multiple positioning columns are equipped with multiple location holes 61.Lens supports body 20 and lower spring 60 it Between be cooperatively connected by positioning column and location hole 61, be conducive to the reliability for increasing assembly, while the convenient of assembly can be improved Property.

It should be noted that according to the different structures of motor, can by the configuration number of the sub- magnetite of bending-type structure into Row adjustment combination, to reach optimal drive effect.

It should be noted that lens drive motor can be increased when fitting between magnetite component 40 and shell 10 Compact sense is conducive to the volume for reducing lens drive motor；When having gap between magnetite component 40 and shell 10, it is convenient for Injecting glue is adhesively fixed in gap, can increase the cementation between magnetite component 40 and shell 10.

The utility model is closed loop motor, in the construction of closed loop motor, passes through the Hall chip 100 and lens of PCB90 The hall magnet being embedded on supporter 20 mutually incudes, and is changed by the magnetic field power generated in motor energization action process, can Calculation detects the current position of camera lens, applies set electric current to motor, can reach purpose that is quick, precisely focusing. This position feedback system held by closed loop motor is different from the function of conventional motor.When the material of 10 top surface of shell uses When SUS material, it will be able to the unfavorable situation for causing effect to interfere hall magnet is effectively prevented from, to make Hall chip 100 Induction with hall magnet reaches best available state.And side is changed to SPCC material, the purpose is to can efficiently reduce The magnetic flux leakage of magnetite component 40 increases the magnetic field strength with 30 phase separation of coil, reaches the promotion effect of motor thrust.Thus Shell 10 is transformed into the mode that SPCC material and SUS material combine, motor performance can be strengthened, motor can be improved because pushing away The problem that power deficiency causes motor stroke bad.

Under normal circumstances, the entire shell of closed loop motor uses SUS material, and the utility model is by shell under normal circumstances Side material SUS innovation is at SPCC material, to achieve the purpose that driving force effect is optimal.

It should be noted that the material of the shell 10 in the utility model is not limited only to SPCC material and SUS combination of materials Form positive work is played to leakproof magnetic property as long as can satisfy the performance that SPCC material and SUS combination of materials are realized With all can be used as the column of material object selected by the utility model shell 10.

In addition, shell 10 is not limited in the application of closed loop motor by the form of SPCC material and SUS combination of materials, it can also Applied in the motor or other kinds of VCM motor of OIS type.

It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:

1, by the way that ground structure is arranged on the shell, the static guiding in lens drive motor is gone out, avoids the dry of electrostatic It disturbs, is protected with each device to lens drive motor, so that each device keeps good service performance；

2, since magnetic field strength is effectively promoted, thus more frivolous, the Jin Erneng that magnetic field component can be designed More frivolous lens drive motor is enough designed, aesthetics is improved；

3, since magnetic field strength increases, it is thus possible to biggish driving force can be generated under the function of current of very little, had Conducive to reduction energy consumption；

4, structure is simple, is easy assembling.

Obviously, above-mentioned described embodiment is only the embodiment of the utility model a part, rather than whole realities Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work The range of the utility model protection all should belong in the every other embodiment obtained.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, work, device, component and/or their combination.

It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, " Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein Or the sequence other than those of description is implemented.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (17)

1. a kind of lens drive motor, which is characterized in that including shell (10), lens supports body (20), coil (30) and magnetite Component (40), the coil (30) are wound around on the lens supports body (20) and are arranged in the shell (10), the magnetic Stone component (40) is arranged between the shell (10) and the lens supports body (20), wherein the shell (10), which has, to be connect Ground structure (13).

2. lens drive motor according to claim 1, which is characterized in that the grounding leg direction of the ground structure (13) Pad is stretched out and can directly be welded with the pad.

3. lens drive motor according to claim 1, which is characterized in that the ground structure (13) is located at the shell (10) at corner (11).

4. lens drive motor according to any one of claim 1 to 3, which is characterized in that the shell (10) is corresponding The part of the magnetite component (40) is made of the first material, and the other parts of the shell (10) are made of the second material, and The magnetic conductivity of second material is less than the magnetic conductivity of first material.

5. lens drive motor according to claim 4, which is characterized in that first material and second material weld Connect fixation.

6. lens drive motor according to claim 4, which is characterized in that

First material is SPCC material；And/or

Second material is SUS material.

7. lens drive motor according to claim 4, which is characterized in that the peripheral wall of the shell (10) corresponds to the magnetic The part of stone component (40) is made of first material.

8. lens drive motor according to claim 4, which is characterized in that the magnetite component (40) includes being arranged in pairs Sub- magnetite, the sub- magnetite being arranged in pairs be located at the two sides of the lens supports body (20) and with the shell (10) Straight flange it is corresponding.

9. lens drive motor according to any one of claim 1 to 3, which is characterized in that the week of the shell (10) Corner (11) the thickness H1 of wall is greater than the thickness H2 of the other parts of the peripheral wall of the shell (10).

10. lens drive motor according to claim 9, which is characterized in that the ratio of the thickness H2 and the thickness H1 Value is greater than 0.6 less than 1.

11. lens drive motor according to claim 9, which is characterized in that the thickness H1 is more than or equal to 0.2 millimeter small In equal to 0.25 millimeter.

12. lens drive motor according to claim 11, which is characterized in that the thickness H1 is equal to 0.2 millimeter.

13. lens drive motor according to claim 9, which is characterized in that the thickness H2 is more than or equal to 0.15 millimeter Less than or equal to 0.2 millimeter.

14. lens drive motor according to claim 13, which is characterized in that the thickness H2 is equal to 0.15 millimeter.

15. a kind of camera, which is characterized in that including lens drive motor described in any one of claims 1 to 14.

16. a kind of mobile terminal apparatus, which is characterized in that including the camera described in claim 15.

17. mobile terminal apparatus according to claim 16, which is characterized in that the mobile terminal apparatus include mobile phone, At least one of mobile information terminal and laptop.