CN207531057U - Magnet frame and vibration device - Google Patents
Magnet frame and vibration device Download PDFInfo
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- CN207531057U CN207531057U CN201721569742.1U CN201721569742U CN207531057U CN 207531057 U CN207531057 U CN 207531057U CN 201721569742 U CN201721569742 U CN 201721569742U CN 207531057 U CN207531057 U CN 207531057U
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- vibration device
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- side wall
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Abstract
A kind of magnet frame and vibration device.The magnet frame includes bottom wall and the first side wall from bottom wall bending extension, and the bottom wall and the first side wall are collectively formed the first holding tank, glue groove are provided on the first side wall.Wherein, glue groove is provided on the first side wall, in this way, when the magnet frame of the structure is applied in vibration device, glue can be filled in the glue groove, equivalent to increase magnet frame and the bonded area of glue, increase viscous force.Therefore; magnet frame can be caused more firmly to be connect with the frame in vibration device, so as to the magnetic circuit system and vibrational system in effective protection vibration device, and then the service life of vibration device can be improved; the cost of manufacture of vibration device is reduced, is increased economic efficiency.
Description
【Technical field】
The utility model is related to acoustics design technical fields, and in particular to a kind of magnet frame and a kind of vibration including the magnet frame
Device.
【Background technology】
Generally, vibration device includes frame, surrounds the magnet frame of receiving space with frame and be contained in the receiving space
Interior magnetic circuit system and vibrational system, wherein, magnetic circuit system frequently include the main magnet steel that is fitted in magnet frame and with main magnet steel
The pole piece being oppositely arranged.Wherein, in order to ensure that can be bonded between magnet frame and frame, glue is generally filled therebetween
Water, to realize being bonded for the two.
But the magnet frame of traditional structure, smaller with the bonded area of glue, therefore, viscous force is smaller, once itself and frame
It is detached from, then magnetic circuit system can be caused to come off, vibration device is caused to be scrapped.
Thus it is necessary to study a kind of magnet frame and vibration device with new construction.
【Utility model content】
The utility model is intended at least solve one of above-mentioned technical problem, and provides a kind of novel magnet frame and one
Kind includes the vibration device of the magnet frame.
To achieve the above object, the utility model in a first aspect, provide a kind of magnet frame, the magnet frame include bottom wall with
And the first side wall from bottom wall bending extension, the first holding tank is collectively formed in the bottom wall and the first side wall, described
Glue groove is provided on the first side wall.
Preferably, the first side wall includes madial wall and the lateral wall being connect with the madial wall, the glue groove
It is recessed from the lateral wall to the madial wall.
Preferably, the glue groove includes the first inclined wall and the second inclined wall, first inclined wall and described second
Inclined wall intersects.
Preferably, the section of the glue groove is V-shaped.
The second aspect of the utility model, provides a kind of vibration device, and the vibration device includes frame and the basin
Frame surrounds the magnet frame of receiving space and the magnetic circuit system being housed in the receiving space and vibrational system, and the magnet frame includes
The magnet frame recorded above.
Preferably, the frame includes the second sidewall for surrounding the second holding tank, second holding tank and described first
The receiving space is collectively formed in holding tank, and the magnet frame is plugged in second holding tank of the frame, and the magnetic
The first side wall of frame is oppositely arranged with the second sidewall of the frame.
Preferably, the magnetic circuit system include being attached at main magnet steel on the bottom wall of the magnet frame and with the master
The pole piece that magnet steel is oppositely arranged has interval, the interval shape between the main magnet steel and the first side wall of the magnet frame
Into magnetic gap.
Preferably, the vibrational system includes vibrating diaphragm and drives the voice coil of the diaphragm oscillations, and the voice coil is plugged on institute
State in magnetic gap, and the voice coil have voice coil leads, for circuit board electrical connection；The vibrating diaphragm is remote with the voice coil
One end connection from the pole piece.
Preferably, the vibration device further includes cover board, and the cover plate lid is set on the separate voice coil of the vibrating diaphragm
One end.
The magnet frame of the utility model, wherein, glue groove is provided on the first side wall, in this way, by the structure
When magnet frame is applied in vibration device, glue can be filled in the glue groove, that is to say, that equivalent to increase magnet frame with
The bonded area of glue, that is to say, that viscous force can be increased.Therefore, magnet frame can be caused with the frame in vibration device more
It firmly connects, so as to the magnetic circuit system and vibrational system in effective protection vibration device, and then vibrator can be improved
The service life of part reduces the cost of manufacture of vibration device, increases economic efficiency.
【Description of the drawings】
Fig. 1 is the structure diagram of the utility model magnet frame；
Fig. 2 is the three-dimensional exploded view of the utility model vibration device；
Fig. 3 is the sectional view of the utility model vibration device.
【Specific embodiment】
The utility model is described in detail with reference to Fig. 1 to Fig. 3.
As shown in Figure 1 to Figure 3, the utility model in a first aspect, be related to a kind of magnet frame 100, the magnet frame 100 includes bottom
Wall 110 and the first side wall 120 from the bottom wall 110 bending extension, the bottom wall 110 and the first side wall 120 are common
The first holding tank 130 is formed, glue groove 121 is provided on the first side wall 120.
The magnet frame 100 of the present embodiment structure, wherein, glue groove 121 is provided on the first side wall 120, in this way,
When the magnet frame 100 of the structure is applied in vibration device 200, glue can be filled in the glue groove 121, that is,
It says, equivalent to increase magnet frame 100 and the bonded area of glue, that is to say, that viscous force can be increased.Therefore, it can cause magnetic
Frame 100 is more firmly connect with the frame 210 in vibration device 200, so as to the magnetic in effective protection vibration device 200
Road system 220 and vibrational system 230, and then the service life of vibration device 200 can be improved, reduce the system of vibration device 200
Make cost, increase economic efficiency.
It should be understood that generally, magnet frame 100 includes multiple the first side walls 120, in practical application, can basis
Actual needs, is only provided with glue groove 121 or is set on two the first side walls 120 wherein on a first side wall 120
Glue groove 121 is equipped with, then alternatively, the glue groove 121 etc. can be provided on whole the first side walls 120.
It should be noted that the concrete structure for glue groove 121 does not define, as long as playing can accommodate
Glue.For example, the shape of the glue groove 121 can be V-shaped, the shapes such as arc.
Preferably, as shown in Figure 1, the first side wall 120 includes madial wall 122 and connect with the madial wall 122
Lateral wall 123, the glue groove 121 is recessed from the lateral wall 123 to the madial wall 122.
The magnet frame 100 of the present embodiment structure is a kind of concrete structure of glue groove 121, from the outside of the first side wall 120
123 inside side wall 122 of wall is recessed.It in this way, in practical application, can be by the lateral wall 123 and vibration device of the first side wall 120
Frame 210 in 200 is oppositely arranged, in this way, glue may be used also other than it can be located at the gap of lateral wall 123 and frame 210
To be located in glue groove 121, equivalent to increase the bonded area of magnet frame 100 and glue, therefore, can cause magnet frame 100 with
Frame 210 in vibration device 200 more firmly connects, so as to the magnetic circuit system in effective protection vibration device 200
220 and vibrational system 230, and then the service life of vibration device 200 can be improved, the cost of manufacture of vibration device 200 is reduced,
It increases economic efficiency.
Preferably, it is described as shown in Figure 1, the glue groove 121 includes the first inclined wall 121a and the second inclined wall 121b
First inclined wall 121a and the second inclined wall 121b intersect.
The magnet frame 100 of the present embodiment structure can further increase the bonded area of magnet frame 100 and glue, so as to
So that magnet frame 100 is more firmly connect with the frame 210 in vibration device 200, and then being capable of effective protection vibration device 200
In magnetic circuit system 220 and vibrational system 230, improve vibration device 200 service life, reduce vibration device 200 making
Cost is increased economic efficiency.
Preferably, the section of the glue groove 121 is V-shaped.
The glue groove 121 of the present embodiment structure, section is V-shaped, therefore, can further increase magnet frame 100 and glue
Bonded area, increase viscous force so that magnet frame 100 more firmly connects with the frame 210 in vibration device 200
Connect, so can be in effective protection vibration device 200 magnetic circuit system 220 and vibrational system 230, improve vibration device 200
Service life reduces the cost of manufacture of vibration device 200, increases economic efficiency.
The second aspect of the utility model as shown in Figures 2 and 3, provides a kind of vibration device 200, the vibrator
Part 200 includes frame 210, surrounds the magnet frame 100 of receiving space with the frame 210 and be housed in the receiving space
Magnetic circuit system 220 and vibrational system 230, the magnet frame 100 include the magnet frame 100 recorded above.
The vibration device 200 of the present embodiment structure has the magnet frame 100 recorded above, and the magnet frame 100 is in first side
Glue groove 121 is provided on wall 120, in this way, glue can be filled in the glue groove 121, that is to say, that be equivalent to increase
The bonded area of magnet frame 100 and glue, that is to say, that can increase viscous force.Therefore, it can cause magnet frame 100 and vibrator
Frame 210 in part 200 more firmly connects, and so as to the magnetic circuit system 220 in effective protection vibration device 200 and shakes
Dynamic system 230, and then the service life of vibration device 200 can be improved, the cost of manufacture of vibration device 200 is reduced, improves warp
Ji benefit.
Preferably, as shown in Figures 2 and 3, the frame 210 includes the second sidewall 211 for surrounding the second holding tank 212,
The receiving space is collectively formed in second holding tank 212 and first holding tank 130, and the magnet frame 100 is plugged on institute
It states in second holding tank 212 of frame 210, and the first side wall 120 of the magnet frame 100 and the frame 210
The second sidewall 211 is oppositely arranged.
The vibration device 200 of the present embodiment structure is provided with the first side wall 120 and the second of frame 210 of glue groove 121
Side wall 211 is oppositely arranged, and the first side wall 120 can be caused more firmly to be connect with the second sidewall 211 of frame 210, so as to
Magnetic circuit system 220 and vibrational system 230 that can be in effective protection vibration device 200, and then vibration device 200 can be improved
Service life reduces the cost of manufacture of vibration device 200, increases economic efficiency.
Preferably, as shown in Figures 2 and 3, the magnetic circuit system 220 includes the bottom wall for being attached at the magnet frame 100
Main magnet steel 221 on 110 and the pole piece 222 being oppositely arranged with the main magnet steel 221, the main magnet steel 221 and the magnet frame
There is interval, the interval forms magnetic gap 223 between 100 the first side wall 120.
The vibration device 200 of the present embodiment structure, wherein main magnet steel 221 is bonded with the bottom wall 110 of magnet frame 100, pole piece 222
It is oppositely arranged with main magnet steel 221, due to being provided with glue groove 121 on magnet frame 100, therefore, it is possible to the effective protection magnetic circuit system
220, so as to improve the service life of vibration device 200, the cost of manufacture of vibration device 200 is reduced, is increased economic efficiency.
Preferably, as shown in Figures 2 and 3, the vibrational system 230 includes vibrating diaphragm 231 and the vibrating diaphragm 231 is driven to vibrate
Voice coil 232, the voice coil 232 is plugged in the magnetic gap 223, and the voice coil 232 has voice coil leads 232a, with
It is electrically connected in circuit board (not showed that in figure)；One far from the pole piece 222 of the vibrating diaphragm 231 and the voice coil 232
End connection.Certainly, which can also include cover board 240, and the cover board 240 is covered on the separate of the vibrating diaphragm 231
One end of the voice coil 232.
Above-described is only the embodiment of the utility model, it should be noted here that the ordinary skill for this field
For personnel, under the premise of not departing from the utility model and creating design, improvement can also be made, but these belong to this practicality
Novel protection domain.
Claims (9)
1. a kind of magnet frame, the magnet frame includes bottom wall and the first side wall from bottom wall bending extension, the bottom wall and institute
It states the first side wall and the first holding tank is collectively formed, which is characterized in that be provided with glue groove on the first side wall.
2. magnet frame according to claim 1, which is characterized in that the first side wall include madial wall and with the inside
The lateral wall of wall connection, the glue groove are recessed from the lateral wall to the madial wall.
3. magnet frame according to claim 1 or 2, which is characterized in that the glue groove inclines including the first inclined wall and second
Skew wall, first inclined wall and second inclined wall intersect.
4. magnet frame according to claim 1 or 2, which is characterized in that the section of the glue groove is V-shaped.
5. a kind of vibration device, the vibration device includes frame, magnet frame and the receiving of receiving space is surrounded with the frame
Magnetic circuit system and vibrational system in the receiving space, which is characterized in that the magnet frame includes appointing in Claims 1-4
Magnet frame described in meaning one.
6. vibration device according to claim 5, which is characterized in that the frame includes surrounding the second of the second holding tank
The receiving space is collectively formed in side wall, second holding tank and first holding tank, and the magnet frame is plugged on the basin
In second holding tank of frame, and the first side wall of the magnet frame opposite with the second sidewall of the frame is set
It puts.
7. vibration device according to claim 5, which is characterized in that the magnetic circuit system includes being attached at the magnet frame
Described the of main magnet steel on the bottom wall and the pole piece being oppositely arranged with the main magnet steel, the main magnet steel and the magnet frame
There is interval, the interval forms magnetic gap between one side wall.
8. vibration device according to claim 7, which is characterized in that the vibrational system includes shaking described in vibrating diaphragm and driving
The voice coil of film vibration, the voice coil is plugged in the magnetic gap, and the voice coil has voice coil leads, for circuit board
Electrical connection；The vibrating diaphragm is connect with one end far from the pole piece of the voice coil.
9. vibration device according to claim 8, which is characterized in that the vibration device further includes cover board, the cover board
It is covered on one end far from the voice coil of the vibrating diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721569742.1U CN207531057U (en) | 2017-11-21 | 2017-11-21 | Magnet frame and vibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721569742.1U CN207531057U (en) | 2017-11-21 | 2017-11-21 | Magnet frame and vibration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207531057U true CN207531057U (en) | 2018-06-22 |
Family
ID=62579335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721569742.1U Active CN207531057U (en) | 2017-11-21 | 2017-11-21 | Magnet frame and vibration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207531057U (en) |
-
2017
- 2017-11-21 CN CN201721569742.1U patent/CN207531057U/en active Active
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