CN205792145U - Shell fragment assembly and a kind of linear vibration motor for vibrating motor - Google Patents
Shell fragment assembly and a kind of linear vibration motor for vibrating motor Download PDFInfo
- Publication number
- CN205792145U CN205792145U CN201620524786.1U CN201620524786U CN205792145U CN 205792145 U CN205792145 U CN 205792145U CN 201620524786 U CN201620524786 U CN 201620524786U CN 205792145 U CN205792145 U CN 205792145U
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- shell fragment
- height
- elastic arm
- fragment assembly
- arc notch
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The utility model discloses a kind of shell fragment assembly for vibrating motor and linear vibration motor.This shell fragment assembly includes two V-type shell fragments, described V-type shell fragment is provided with two elastic arms, described elastic arm is straight leaf spring, the height of described elastic arm is equal to the height of described shell fragment, being provided with arc notch on described elastic arm, described arc notch constitutes Z-direction escape groove, and two V-type shell fragments are fastened up and down by described arc notch, V-type opening is towards on the contrary, and after fastening, the height of described shell fragment assembly is equal to the height of described elastic arm；It is provided with U-shaped bending between two described elastic arms.This utility model has simple in construction, and elastic force is big, and the volume that takes up room is little, the feature of low cost of manufacture.
Description
Technical field
This utility model relates to a kind of shell fragment assembly for vibrating motor, carries for the mass for being arranged in motor
For elastic force.
Background technology
Existing X-axis linear vibration motor includes upper casing, lower casing, in the sealing space being made up of upper lower casing, includes vibration
System and stator system, vibrational system is made up of mass and permanent magnet, washer, elastomer, and stator system is by FPCB and coil
Composition.Conventional vibration motor only one of which shell fragment, such as V-type, shell fragment one end welding shell, one end welding quality block, during vibration
There is the polarization problem of multiple directions.And easily there is the problem that stress is concentrated, single shell fragment restoring force is little in shell fragment.
To this end, occur in that the shell fragment design that structure is more complicated in prior art, the shell fragment after these improve solves quality
Block polarization problem, but simultaneously bring again new defect, cited several in the following patent of concrete condition:
A kind of X is disclosed in Chinese utility model patent " linear vibration motor " (application number: 201610127478.X)
Shaft vibration motor, is provided with elastic supporting member for supporting optical member in mass both sides, and this elastic supporting member for supporting optical member is overlooked V-shaped, comprises two elastic arms,
Elastic arm is arc shaped, two elastic arms be separately made after be assembled into V-type, assembly and connection end be intersect after connect, this knot
Although structure can provide bigger elastic force, but structure and manufacturing process are more complicated, when arranging two elasticity in mass side
During support member, need to arrange up and down and take the height of two or more shell fragment, relatively big, no at the short transverse volume that takes up room
It is beneficial to the frivolous improvement of motor.
One is disclosed in Chinese utility model patent " a kind of linear vibration motor " (application number: 201510835600.4)
Planting X axis vibration motor, mass both sides are provided with elastic supporting member for supporting optical member, this elastic supporting member for supporting optical member is broken line screw type, and two
Can intersect in Z-direction when elastic supporting member for supporting optical member is applied in combination and dodge, only take up the height of an elastic supporting member for supporting optical member, this structure
Although bigger elastic force can be provided, but the biggest, in short transverse the most not at length and the short transverse volume that takes up room
Can substantially reduce, the most just lose and dodge function, structure and manufacturing process are the most complicated, are unfavorable for the miniaturization of motor and become
This control.
A kind of X is disclosed in Chinese utility model patent " linear vibration motor " (application number: 201510835647.0)
Shaft vibration motor, is provided with elastic supporting member for supporting optical member in mass both sides, and this elastic supporting member for supporting optical member is overlooked in V or W type, and elastic arm is approximation
The arc shaped of S type, can intersect in Z-direction when two elastic supporting member for supporting optical member are applied in combination and dodge, only take up a resilient support
The height of part, although this structure can provide bigger elastic force, but relatively big at the short transverse volume that takes up room, and bullet
Property arm width is significantly less than the height of junction point, and structure and manufacturing process are the most complicated, are unfavorable for miniaturization and the cost of motor
Control.
Utility model content
For the problems referred to above of the prior art, the purpose of this utility model is to provide a kind of bullet for vibrating motor
Chip module, including two V-type shell fragments, elastic arm is provided with arc escape groove, and two V-type shell fragments can be at Z when being applied in combination
Direction of principal axis intersects dodges, and shell fragment bending part is U-shaped, using the teaching of the invention it is possible to provide bigger elastic force.
To achieve these goals, this utility model is by the following technical solutions:
For the shell fragment assembly of vibrating motor, including two V-type shell fragments, described V-type shell fragment is provided with two elastic arms, institute
Stating elastic arm is straight leaf spring, and the height of described elastic arm, equal to the height of described shell fragment, described elastic arm is provided with arc
Breach, described arc notch constitutes Z-direction escape groove, and two V-type shell fragments are fastened up and down by described arc notch, and V-type is opened
Mouth is towards on the contrary, and after fastening, the height of described shell fragment assembly is equal to the height of described elastic arm；Set between two described elastic arms
It is equipped with U-shaped bending.
Further, described V-type shell fragment is provided with welding plane in opening on described elastic arm, and described arc notch is long
Degree extends to described U-shaped bending part from described welding plane.
Further, it is provided with weld reinforcement block inside described welding plane.
Further, two described V-type shell fragments connect combination by opening, by adjacent welding plane in the way of identical
Being welded and fixed into a spring plate unit, two described spring plate units are fastened up and down by described arc notch, and V-type opening is towards phase
Instead, after fastening, the height of described shell fragment assembly is equal to the height of described elastic arm.
Further, the width of described U-shaped bending is less than or equal to the 60% of described elastic arm height, described U-shaped bending
Length is more than or equal to described elastic arm height.
Further, at described arc notch, the minimum constructive height of residual sheet metal is less than the 50% of described elastic arm height.
A kind of linear vibration motor, including the mass moved back and forth along X-direction, is provided with in described mass both sides
Shell fragment assembly recited above.
The shell fragment assembly using said structure to arrange has the advantage that
Compared to existing technology, this utility model has simple in construction, and elastic force is big, and the volume that takes up room is little, low cost of manufacture
Feature.
Use vibrating motor of the present utility model, can sufficiently flatization, the most frivolous improvement.
Owing to this utility model is balanced support to mass, so using vibrating motor of the present utility model, mass
Will not polarize.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the vibrating motor that this utility model is applied；
Fig. 2 is the top view of the vibrating motor that this utility model is applied；
Fig. 3 is the exploded view of the vibrating motor that this utility model is applied；
Fig. 4 is the axonometric chart (without upper cover) of the vibrating motor that this utility model is applied；
Fig. 5 is the top view (without upper cover) of the vibrating motor that this utility model is applied；
Fig. 6 is the axonometric chart that this utility model is used a shell fragment；
Fig. 7 is the axonometric chart of this utility model embodiment 1；
Fig. 8 is the front view of this utility model embodiment 1；
Fig. 9 is the left view of this utility model embodiment 1；
Figure 10 is the top view of this utility model embodiment 1；
Figure 11 is the top view of this utility model embodiment 2.
In figure: 1. upper cover；2. go up washer plate；3. upper casing；4. mass；5. magnet unit；6. shell fragment；6-1. elastic arm；
6-2. welding plane；6-3.U type bending；7. coil unit；8. carrier unit；9.FPCB；10. limited block；11. times washer plates；
12. lower casings.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the accompanying drawings and be embodied as
This utility model is described in detail by example.
Embodiment 1
As Fig. 6, Fig. 7, Fig. 8, Fig. 9 show one of this utility model embodiment, in this embodiment, for vibrating motor
Shell fragment assembly, including two V-type shell fragments 6, V-type shell fragment 6 is provided with two elastic arm 6-1, and elastic arm 6-1 is straight leaf spring,
The height of elastic arm 6-1 is equal to the height of shell fragment 6, i.e. shown in H in Fig. 8.Arc notch, arc it is provided with on elastic arm 6-1
Breach constitutes Z-direction escape groove, and two V-type shell fragments 6 are fastened up and down by arc notch, and V-type opening is towards on the contrary, after fastening
The height of the shell fragment assembly height equal to elastic arm 6-1.
As shown in Fig. 6, Figure 10, between two elastic arm 6-1, it is provided with U-shaped bending 6-3.V-type shell fragment of the prior art,
The most V-shaped at bending part, do not have U-shaped bending big the resistance of resilient expansion, it is possible to the elastic force provided does not has U-shaped folding yet
Curved greatly.
As shown in Fig. 6, Figure 10, V-type shell fragment 6 is provided with welding plane 6-2 in opening on elastic arm 6-1, and arc lacks
Mouth length extends at U-shaped bending 6-3 from welding plane 6-2, and the length of such arc notch just can meet shell fragment 6 and shrink change
Do not interfere during shape.
More firm in order to allow shell fragment 6 weld, inside welding plane 6-2, it is provided with weld reinforcement block, is specifically referred to
Shown in Fig. 5.
The width (shown in the B in Figure 10) of U-shaped bending 6-3 is less than or equal to the 60% of elastic arm 6-1 height, U-shaped bending
Length (shown in the A in Figure 10) more than or equal to elastic arm 6-1 height, such size design can allow U-shaped bending 6-3 send out
Wave maximum function, it is provided that bigger elastic force.
At arc notch, the minimum constructive height of residual sheet metal is less than the 50% of elastic arm 6-1 height, the height of such arc notch
Degree just can meet when shell fragment 6 fastens and not interfere during contraction distortion.
Embodiment 2
As shown in figure 11, in this embodiment, two V-type shell fragments connect combination by opening in the way of identical, pass through
Adjacent welding plane 6-2 is welded and fixed into a spring plate unit, and two spring plate units are fastened up and down by arc notch, V-type
Opening is towards on the contrary, and after fastening, the height of shell fragment assembly is equal to the height of elastic arm 6-1.
Use such design can improve the elastic force of shell fragment assembly largely.
Embodiment 3
As shown in Fig. 3, Fig. 4, Fig. 5, in this embodiment, a kind of linear vibration motor, move back and forth including along X-direction
Mass 2, be provided with the shell fragment assembly described in embodiment 1 in mass 2 both sides, or, all right in mass 2 both sides
It is provided with the shell fragment assembly described in embodiment 2.
Owing to the height of shell fragment assembly is the least, thus vibrating motor can sufficiently flatization, the most frivolous improvement.
The foregoing is only embodiment of the present utility model, be not intended to limit protection domain of the present utility model.All
Any modification, equivalent substitution and improvement made within spirit of the present utility model and principle, extension etc., be all contained in this reality
With in novel protection domain.
Claims (7)
1., for the shell fragment assembly of vibrating motor, including two V-type shell fragments, described V-type shell fragment is provided with two elastic arms, described
Elastic arm is straight leaf spring, and the height of described elastic arm is equal to the height of described shell fragment, it is characterised in that set on described elastic arm
Being equipped with arc notch, described arc notch constitutes Z-direction escape groove, and two V-type shell fragments are detained up and down by described arc notch
Closing, V-type opening is towards on the contrary, and after fastening, the height of described shell fragment assembly is equal to the height of described elastic arm；Two described elasticity
U-shaped bending it is provided with between arm.
Shell fragment assembly the most according to claim 1, it is characterised in that described V-type shell fragment in opening at described elastic arm
On be provided with welding plane, described arc notch length extends to described U-shaped bending part from described welding plane.
Shell fragment assembly the most according to claim 2, it is characterised in that be provided with weld reinforcement inside described welding plane
Block.
Shell fragment assembly the most according to claim 2, it is characterised in that two described V-type shell fragments with opening towards identical
Mode connects combination, is welded and fixed into a spring plate unit by adjacent welding plane, and two described spring plate units pass through institute
Stating arc notch to fasten up and down, V-type opening is towards on the contrary, and after fastening, the height of described shell fragment assembly is equal to the height of described elastic arm
Degree.
Shell fragment assembly the most according to claim 1, it is characterised in that the width of described U-shaped bending is less than or equal to described
The 60% of elastic arm height, the length of described U-shaped bending is more than or equal to described elastic arm height.
Shell fragment assembly the most according to claim 1, it is characterised in that the minimum constructive height of residual sheet metal at described arc notch
Less than described elastic arm height 50%.
7. a linear vibration motor, it is characterised in that include the mass moved back and forth along X-direction, at described mass
Both sides are provided with the shell fragment assembly described in any one of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620524786.1U CN205792145U (en) | 2016-06-01 | 2016-06-01 | Shell fragment assembly and a kind of linear vibration motor for vibrating motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620524786.1U CN205792145U (en) | 2016-06-01 | 2016-06-01 | Shell fragment assembly and a kind of linear vibration motor for vibrating motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205792145U true CN205792145U (en) | 2016-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620524786.1U Active CN205792145U (en) | 2016-06-01 | 2016-06-01 | Shell fragment assembly and a kind of linear vibration motor for vibrating motor |
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| CN (1) | CN205792145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059240A (en) * | 2016-06-01 | 2016-10-26 | 歌尔股份有限公司 | Elastic sheet assembly for vibration motors and linear vibration motor |
-
2016
- 2016-06-01 CN CN201620524786.1U patent/CN205792145U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059240A (en) * | 2016-06-01 | 2016-10-26 | 歌尔股份有限公司 | Elastic sheet assembly for vibration motors and linear vibration motor |
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| GR01 | Patent grant |