CN207410515U - A kind of middle pitch frame and its thin speaker - Google Patents
A kind of middle pitch frame and its thin speaker Download PDFInfo
- Publication number
- CN207410515U CN207410515U CN201720863729.0U CN201720863729U CN207410515U CN 207410515 U CN207410515 U CN 207410515U CN 201720863729 U CN201720863729 U CN 201720863729U CN 207410515 U CN207410515 U CN 207410515U
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- iron
- voice coil
- vibrating diaphragm
- washer
- frame
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Abstract
The utility model discloses a kind of middle pitch frame and its thin speakers, its middle pitch frame includes frame, U iron, magnet, washer, voice coil, bullet ripple, vibrating diaphragm and dustproof cover, U iron is mounted in frame, magnet and washer are arranged in U iron, the lower part of voice coil is located in U iron and is set in the periphery of washer and magnet, and voice coil and U iron, washer, magnet are non-contact, and the top of voice coil and vibrating diaphragm are affixed, it plays ripple and is solidly set on U iron periphery, dustproof cover lid is closed on the middle part perforate of vibrating diaphragm；Wherein, vibrating diaphragm is conical diaphragm, is formed with a protrusion in the middle part of conical diaphragm, and voice coil, washer and U iron part are located in the range of protrusion wraps up.The utility model loud speaker full frequency band effect is good, and with thin type structure.
Description
Technical field
The utility model is related to speaker technology fields, particularly a kind of middle pitch frame and its thin speaker.
Background technology
The speaker system design of the flat panel TVs such as present LCD, PDP, the flat panel TV of small size are general to use two
The loudspeaker unit of full frequency band using tv shell internal volume as cavity, forms stereo or virtual surround system；Big ruler
Very little flat panel TV, then using a pair of of speaker system, which is generally raised by a medium and low spectrum loudspeaker unit and a high pitch
Sound device unit forms.The first scheme lower tone is suitble to the design of low side flat panel TV；Second scheme acoustical sound, but by
The overall structure of flat panel TV is limited in the cavity volume of its speaker system, in addition the limitation of loudspeaker unit in itself, low
Frequency expansion is poor.
Utility model content
The technical problems to be solved in the utility model be in view of the above shortcomings of the prior art, provide a kind of middle pitch frame and
Its thin speaker ensures to reduce the thickness of loud speaker on the premise of full frequency band.
In order to solve the above technical problems, technical solution adopted in the utility model is：A kind of middle pitch frame, including basin
Frame, U iron, magnet, washer, voice coil, bullet ripple, vibrating diaphragm and dustproof cover, the U iron are mounted in frame, and magnet and washer are arranged at U
In iron, the lower part of the voice coil is located in U iron and is set in the periphery of the washer and magnet, the voice coil and U iron, washer,
Magnet is non-contact, and the top of voice coil and vibrating diaphragm are affixed, and the bullet ripple is solidly set on U iron periphery, and the dustproof cover lid conjunction is shaken described
On the middle part perforate of film；Wherein, the vibrating diaphragm is conical diaphragm, and a protrusion is formed in the middle part of the conical diaphragm, described
Voice coil, washer and U iron part are located in the range of the protrusion wraps up.
In above-mentioned technical proposal, the edge of the middle part perforate of the vibrating diaphragm is folded to and affixed to the voice coil top edge,
This is folded to part and forms the first bending part.
In above-mentioned technical proposal, the edge bending outward of the center arc sections of the dustproof cover, this formed second
Bending part and first bending part are affixed.
In above-mentioned technical proposal, the vibrating diaphragm includes central part and edge part, which, which has, plays wave band, central part bag
The protrusion and the prismoid section with protrusion one are included, prismoid section is affixed with edge part, complete described shakes so as to form one
Film.
In order to further solve above-mentioned the deficiencies in the prior art, the utility model is also according to the basis of above-mentioned middle pitch frame
On, it is proposed that including flat shell, above-mentioned middle pitch basin is equipped on the surface of the flat shell for a kind of thin speaker
Frame is equipped with high pitch frame in the side of the flat shell, phase-reversing tube, pcb board and connection is additionally provided in the flat shell
Terminal.
In above-mentioned technical proposal, the internal orifice of the phase-reversing tube be located at the middle pitch frame side or with the middle pitch
Frame is isolated；The collar extension of the phase-reversing tube is located at the same side with the high pitch frame on the flat shell.
In above-mentioned technical proposal, the flat shell is additionally provided with mounting hole, and gum cover is provided in mounting hole.
The beneficial effects of the utility model are：
1st, the middle part of vibrating diaphragm is set into protrusion, and magnetic circuit system part is inserted in the range of the protrusion surrounds, maximum
The height of whole frame is reduced to degree, the thickness of entire middle pitch frame is made to be well controlled；
2nd, the middle pitch frame optimized as a result of thickness, so as to form thin speaker, it is ensured that flat
Full frequency band is realized in volume.
Description of the drawings
Fig. 1 is the structure diagram of the utility model middle pitch frame；
In figure, 1, frame；2nd, U iron；3rd, magnet；4th, washer；5th, voice coil；6th, ripple is played；7th, vibrating diaphragm；8th, dustproof cover；9th, first
Bending part；10th, the second bending part；71st, central part；72nd, edge part；711st, protrusion；712nd, prismoid section；721st, wave band is played.
Fig. 2 is the structure diagram of the utility model thin speaker embodiment one；
Fig. 3 is the decomposition texture schematic diagram of the utility model thin speaker embodiment one；
Fig. 4 is the structure diagram of the utility model thin speaker embodiment two；
Fig. 5 is the decomposition texture schematic diagram of the utility model thin speaker embodiment two；
In figure, 01, flat shell；02nd, middle pitch frame；03rd, high pitch frame；04th, phase-reversing tube；05th, connection terminal；06th, pacify
Fill hole；07th, gum cover.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of middle pitch frame, including frame 1, U iron 2, magnet 3, washer 4, voice coil 5, bullet ripple 6,7 and of vibrating diaphragm
Dustproof cover 8, the U iron 2 are mounted in frame 1, and magnet 3 and washer 4 are arranged in U iron 2, and the lower part of the voice coil 5 is located at U iron
In 2 and the periphery of the washer 4 and magnet 3 is set in, the voice coil 5 and U iron 2, washer 4, magnet 3 are non-contact, the top of voice coil 5
Portion and vibrating diaphragm 7 are affixed, and the bullet ripple 6 is solidly set on the periphery of U iron 2, the lid of dustproof cover 8 close the vibrating diaphragm 7 middle part perforate it
On；Wherein, the vibrating diaphragm 7 is conical diaphragm 7, and the middle part of the conical diaphragm 7 is formed with the protrusion 711 of a circular arc, the sound
Circle 5, washer 4 and 2 part of U iron are located in the range of the protrusion 711 wraps up, and can be effectively reduced the thickness of frame 1, after
And the thickness of loud speaker can be reduced.U iron 2 is inserted into from the bottom opening of frame 1, is inserted in place the bottom surface of rear U iron 2 and frame 1
Bottom surface it is concordant.
Wherein, the middle part perforate of vibrating diaphragm 7 is located at the top of voice coil 5, and the edge of the middle part perforate of vibrating diaphragm 7 is to the voice coil 5
Top edge is folded to and affixed, the first bending part 9 of formation in place of this is folded to.The edge of the center arc sections of the dustproof cover 8 to
Outside bending forms the second bending part 10 in place of the bending, and second bending part 10 and first bending part 9 are affixed.It reduces
Affixed contact area between dustproof cover 8 and vibrating diaphragm 7 can reduce the influence that dustproof cover 8 shakes vibrating diaphragm 7.
Wherein, the vibrating diaphragm 7 includes central part 71 and edge part 72, which has hanging bullet wave band 721 simultaneously
It is fixed in frame 1, central part 71 includes the protrusion 711 and the prismoid section 712 with 711 one of protrusion, prismoid section 712
It is affixed with the bullet ripple 6 of edge part 72, so as to form a complete vibrating diaphragm 7.Central part 71 and edge part 72 can be by differences
Material is made.
As shown in Figure 2-5, a kind of thin speaker including flat shell 01, is installed on the surface of the flat shell 01
There is above-mentioned middle pitch frame 02, high pitch frame 03 is installed in the side of the flat shell 01, also set in the flat shell 01
It is equipped with phase-reversing tube 04, pcb board and connection terminal 05.The flat shell 01 is additionally provided with mounting hole 06, is set in mounting hole 06
There is gum cover 07, there is antihunt action.Flat shell 01 includes upper shell and lower housing.
Such as the embodiment one of Fig. 2-5 and embodiment two, the internal orifice of the phase-reversing tube 04 is located at the side of the middle pitch frame 02
Side isolates with the middle pitch frame 02；The collar extension of the phase-reversing tube 04 is located on the flat shell 01 and the high pitch
The same side of frame 03.
It is affixed general all using bonding in above-mentioned.
Above embodiment simply indicates that rather than limits the utility model, therefore all according to the utility model patent application
The equivalent change or modification that method described in scope is done is included in the utility model patent application range.
Claims (7)
1. a kind of middle pitch frame, including frame, U iron, magnet, washer, voice coil, bullet ripple, vibrating diaphragm and dustproof cover, the U iron installation
In frame, magnet and washer are arranged in U iron, and the lower part of the voice coil is located in U iron and is set in the washer and magnet
Periphery, the voice coil and U iron, washer, magnet are non-contact, and the top of voice coil and vibrating diaphragm are affixed, it is described bullet ripple be solidly set on outside U iron
It encloses, the dustproof cover lid is closed on the middle part perforate of the vibrating diaphragm；It is characterized in that：The vibrating diaphragm is conical diaphragm, described
It is formed with a protrusion in the middle part of conical diaphragm, the voice coil, washer and U iron part are located in the range of the protrusion wraps up.
2. a kind of middle pitch frame according to claim 1, it is characterised in that：The edge of the middle part perforate of the vibrating diaphragm is to institute
It states voice coil top edge to be folded to and affixed, this is folded to part and forms the first bending part.
3. a kind of middle pitch frame according to claim 2, it is characterised in that：The edge of the center arc sections of the dustproof cover
Bending outward forms the second bending part in place of the bending, and the second bending part and first bending part are affixed.
4. a kind of middle pitch frame according to claim 1, it is characterised in that：The vibrating diaphragm includes central part and edge part,
The edge part, which has, plays wave band, and central part includes the protrusion and the prismoid section with protrusion one, prismoid section and edge part
It is affixed, so as to form a complete vibrating diaphragm.
5. a kind of thin speaker, it is characterised in that：Including flat shell, on the surface of the flat shell, installation will just like right
Any middle pitch frame of 1-4 is sought, high pitch frame is installed in the side of the flat shell, is also set up in the flat shell
There are phase-reversing tube, pcb board and connection terminal.
6. a kind of thin speaker according to claim 5, it is characterised in that：The internal orifice of the phase-reversing tube be located at it is described in
The side of sound frame is isolated with the middle pitch frame；The collar extension of the phase-reversing tube be located on the flat shell with it is described
The same side of high pitch frame.
7. a kind of thin speaker according to claim 5, it is characterised in that：The flat shell is additionally provided with installation
Hole is provided with gum cover in mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720863729.0U CN207410515U (en) | 2017-07-17 | 2017-07-17 | A kind of middle pitch frame and its thin speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720863729.0U CN207410515U (en) | 2017-07-17 | 2017-07-17 | A kind of middle pitch frame and its thin speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207410515U true CN207410515U (en) | 2018-05-25 |
Family
ID=62322577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720863729.0U Active CN207410515U (en) | 2017-07-17 | 2017-07-17 | A kind of middle pitch frame and its thin speaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207410515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112135230A (en) * | 2019-06-24 | 2020-12-25 | 华为技术有限公司 | Loudspeaker and electronic equipment |
-
2017
- 2017-07-17 CN CN201720863729.0U patent/CN207410515U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112135230A (en) * | 2019-06-24 | 2020-12-25 | 华为技术有限公司 | Loudspeaker and electronic equipment |
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