CN217335901U - Three-frequency complementary type novel loudspeaker - Google Patents

Abstract

The utility model provides a novel speaker of three complementary formulas of frequency relates to speaker technical field, including shell, foraminiferous support and dampproofing ring, the inner wall that the shell is close to the bottom is equipped with annular magnet steel and iron core respectively admittedly, and the inner wall on foraminiferous support top is equipped with the annular fixed slot admittedly. The utility model discloses, through setting up the shell, foraminiferous support, annular magnet steel, the iron core, belt annular fixed slot, well high frequency vibration voice coil loudspeaker voice coil, low intermediate frequency vibration voice coil, well high frequency vibrating diaphragm fixed ring in location, low intermediate frequency vibrating diaphragm fixed ring in location, the wiring board, four compound vibrating diaphragms of ring PU paper and titanium, can make peripheral vibrating diaphragm only produce the sound wave of low intermediate frequency, can make different vibrating diaphragm independent performance different advantages, each frequency channel of low well is more saturated, sound is more listened, thereby it just can produce three frequency independent hearing effects and let the inside structure of shell diminish to not need the frequency divider, therefore, the cost is reduced, the system of complicacy originally has been succinctly realized, and the cost is saved, conveniently carry out mass production.

Description

Three-frequency complementary type novel loudspeaker

Technical Field

The utility model relates to a speaker technical field especially relates to a novel speaker of three complementary formulas of frequency.

Background

The loudspeaker is a very common electroacoustic component, in the existing miniature loudspeaker, a single loudspeaker cannot meet the requirement of three-frequency balance, in order to achieve better sound quality effect, a plurality of loudspeakers are usually combined, and frequency division is carried out through a frequency divider, so as to achieve the effect of three-frequency balance, and the design inevitably brings the results of huge structure, high cost, complex system, resource waste and inconvenient production.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a novel three-frequency complementary loudspeaker.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel speaker of three complementary formulas of frequency, includes shell, foraminiferous support and dampproofing ring, annular magnet steel and iron core are adorned admittedly respectively to the inner wall that the shell is close to the bottom, the inner wall on foraminiferous support top is adorned belt annular fixed slot admittedly, the inner wall that the shell is placed in the middle is adorned admittedly respectively well high frequency vibration voice coil loudspeaker voice coil and low intermediate frequency vibration voice coil loudspeaker voice coil, the inner wall of shell bottom is adorned admittedly respectively and is equipped with well high frequency vibrating diaphragm fixed ring, low intermediate frequency vibrating diaphragm fixed ring and wiring board, the inner wall on shell top is adorned admittedly respectively and is equipped with four rings PU paper and the compound vibrating diaphragm of titanium, dampproofing ring sets up the inside at foraminiferous support.

In order to fix shell and foraminiferous support through bolt and nut, the utility model discloses the improvement has, the surface of shell and foraminiferous support is provided with the equipment subassembly, the equipment subassembly includes equipment ring, equipment frame and fixed orifices, the equipment ring adorns admittedly at the surface that the shell is close to the bottom, the bottom at foraminiferous support is adorned admittedly to the equipment frame, the fixed orifices is seted up respectively at the surface of foraminiferous support, equipment ring and equipment frame.

For the convenience equipment shell and foraminiferous support, the utility model discloses the improvement has, the surface of shell and the inner wall sliding connection of belt wheel shape fixed slot, well high frequency vibration voice coil loudspeaker voice coil is located the below of low intermediate frequency vibration voice coil loudspeaker voice coil.

In order to make different independent different advantages of performance of different vibrating diaphragms, the utility model discloses the improvement has, the solid fixed ring of well high frequency vibrating diaphragm location, the solid fixed ring of low intermediate frequency vibrating diaphragm location and wiring board set gradually from top to bottom, the iron core is located the solid fixed ring of well high frequency vibrating diaphragm location and the solid fixed ring's of low intermediate frequency vibrating diaphragm location middle part.

In order to let more eager peg graft with foraminiferous support of dampproofing ring, the utility model discloses the improvement has, the surface of dampproofing ring is seted up and is had the ring grooving, the inside surface of foraminiferous support and the inner wall sliding connection who encircles the grooving.

In order to carry out dampproofing processing to bolt and nut, the utility model discloses the improvement has, the surface of dampproofing ring is provided with dampproofing subassembly, dampproofing subassembly includes ring, No. two rings, protective groove, agrees with the groove, agrees with and closes ring, inserting groove and plugboard, the surface at dampproofing ring, ring and No. two rings is seted up respectively to the protective groove, agree with the groove and set up the surface at dampproofing ring, agree with the ring and adorn the surface at ring and No. two rings admittedly respectively, the surface at ring is seted up to the inserting groove, the plugboard is adorned the surface at No. two rings admittedly.

For the convenience dock ring and No. two rings, the utility model discloses the improvement has, the inner wall that agrees with the ring and the surface sliding connection of foraminiferous support, the outside at the equipment ring is all established to ring and No. two ring cover, the surface of foraminiferous support and the inner wall sliding connection who agrees with the groove, the surface of plugboard and the inner wall sliding connection of inserting groove.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, by arranging the shell, the bracket with holes, the annular magnetic steel, the iron core, the annular fixing groove, the middle-high frequency vibration voice coil, the low-medium frequency vibration voice coil, the middle-high frequency vibration film positioning and fixing ring, the low-medium frequency vibration film positioning and fixing ring, the wiring board, the four-fold ring PU paper and the titanium composite vibration film, can only produce sound waves of low and medium frequency by the peripheral vibrating diaphragm, can lead different vibrating diaphragms to independently exert different advantages, leads each frequency band of low and medium frequency to be more saturated and more audible, and can generate three-frequency independent hearing effect without a frequency divider, thereby reducing the internal structure of the shell, reducing the cost, simplifying the original complex system, and practiced thrift the cost, conveniently carry out mass production, through setting up the equipment subassembly, on the one hand conveniently assembles shell and foraminiferous support through bolt and nut, and on the other hand is for convenient inside through installing the speaker at the stereo set with foraminiferous support.

2. The utility model discloses in, through setting up dampproofing subassembly, can establish the dampproofing part of usefulness of one deck at the bolt of equipment shell and foraminiferous support and the outside cover of nut, avoid external moisture to corrode the bolt and lead to its condition appearance that rusts and can't twist off.

Drawings

Fig. 1 is a schematic perspective view of a three-frequency complementary speaker according to the present invention;

fig. 2 is a three-dimensional exploded view of a three-frequency complementary speaker according to the present invention;

fig. 3 is a three-dimensional exploded cross-sectional view of a three-frequency complementary new speaker according to the present invention;

fig. 4 is a cross-sectional view of the housing of the three-frequency complementary new speaker of the present invention;

fig. 5 is a schematic view of a perforated bracket in a three-frequency complementary new speaker according to the present invention;

fig. 6 is a schematic diagram of a moisture-proof ring in a three-frequency complementary new speaker according to the present invention;

fig. 7 is an exploded view of a ring i and a ring ii in the three-frequency complementary new speaker of the present invention.

Illustration of the drawings:

1. a housing; 2. a support with a hole; 3. annular magnetic steel; 4. an iron core; 5. a ring-shaped fixing groove; 6. a medium-high frequency vibration voice coil; 7. a low and medium frequency vibration voice coil; 8. a middle-high frequency diaphragm positioning fixing ring; 9. a low and medium frequency vibrating diaphragm positioning fixing ring; 10. a wiring board; 11. four-fold ring PU paper; 12. a titanium composite type vibrating diaphragm; 13. assembling a ring; 14. an assembly frame; 15. a fixing hole; 16. a moisture-proof ring; 17. a first ring; 18. ring II; 19. a protective bath; 20. a fitting groove; 21. a loop is engaged; 22. inserting grooves; 23. a plugboard.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.

Example one

Referring to fig. 1-5, the present invention provides a technical solution: a three-frequency complementary novel loudspeaker comprises a shell 1, a perforated support 2 and a damp-proof ring 16, wherein the inner wall of the shell 1 close to the bottom end is fixedly provided with an annular magnetic steel 3 and an iron core 4 respectively, the iron core 4 is positioned in the middle of a medium-high frequency vibrating diaphragm positioning fixing ring 8 and a low-medium frequency vibrating diaphragm positioning fixing ring 9, the inner wall of the top end of the perforated support 2 is fixedly provided with a ring-shaped fixing groove 5, the outer surface of the shell 1 is in sliding connection with the inner wall of the ring-shaped fixing groove 5, the central inner wall of the shell 1 is fixedly provided with a medium-high frequency vibrating voice coil 6 and a low-medium frequency vibrating voice coil 7 respectively, the medium-high frequency vibrating coil 6 is positioned below the low-medium frequency vibrating voice coil 7, the inner wall of the bottom end of the shell 1 is fixedly provided with a medium-high frequency vibrating diaphragm positioning fixing ring 8, a low-medium frequency vibrating diaphragm positioning fixing ring 9 and a wiring board 10 respectively, the medium-high frequency vibrating diaphragm positioning fixing ring 8, the low-medium frequency vibrating diaphragm positioning fixing ring 9 and the wiring board 10 are arranged from top to bottom in sequence, four-fold ring PU paper 11 and a titanium composite type vibrating diaphragm 12 are respectively and fixedly arranged on the inner wall of the top end of the shell 1, a ring-shaped fixing groove 5, a medium-high frequency vibrating voice coil 6, a low-medium frequency vibrating voice coil 7, a medium-high frequency vibrating diaphragm positioning and fixing ring 8, a low-medium frequency vibrating diaphragm positioning and fixing ring 9, a wiring board 10, four-fold ring PU paper 11 and a titanium composite type vibrating diaphragm 12 are arranged, in order to arrange amplitude limiting vibrating films on corresponding amplitude limiting rings, which respectively correspond to frequency ranges which need to be limited respectively, can accurately control the required frequency range, reduce the mutual interference of frequency sounds, enable the sounds to be heard more clearly, each vibrating film has respective vibration range, and can respectively and independently vibrate, so that a first magnetic circuit system formed by ring-shaped magnetic steel 3 and an iron core 4 is arranged below the medium-high frequency vibrating diaphragm, a second magnetic circuit system formed by the outer ring-shaped magnetic steel 3 is arranged below the low frequency vibrating diaphragm, and the two magnetic circuit systems share one ring-shaped magnetic steel 3, the first vibration system is used for generating medium-high frequency sound waves only by the aid of the combined action of the amplitude limiting ring and the central vibration diaphragm when signals are input to the loudspeaker; the second vibration system is by second amplitude limiting ring and peripheral vibrating diaphragm combined action, make the sound wave of peripheral vibrating diaphragm low intermediate frequency only production, can make different vibrating diaphragms independently exert different advantages, each frequency channel of low or high is more full, sound is more dynamic and audible, and do not need the frequency divider just can produce three frequency independent hearing effects, dampproofing ring 16 sets up the inside in foraminiferous support 2, the surface of dampproofing ring 16 is seted up and is had the ring grooving, the inside surface of foraminiferous support 2 and the inner wall sliding connection in ring grooving, set up of ring grooving, it pegs graft with foraminiferous support 2 in order to let dampproofing ring 16 more eager.

Referring to fig. 1-5, the outer surfaces of the housing 1 and the support with holes 2 are provided with assembling components, the assembling components are arranged to facilitate the assembly of the housing 1 and the support with holes 2 through bolts and nuts, the assembling components include an assembling ring 13, an assembling frame 14 and fixing holes 15, the assembling ring 13 is fixedly installed on the outer surface of the housing 1 near the bottom end, the assembling frame 14 is fixedly installed at the bottom end of the support with holes 2, the fixing holes 15 are respectively formed on the outer surfaces of the support with holes 2, the assembling ring 13 and the assembling frame 14, and the assembling frame 14 is arranged to facilitate the fixation of the speaker inside the sound box through bolts.

Example two

Referring to fig. 1, 2, 6 and 7, a moisture-proof assembly is disposed on an outer surface of the moisture-proof ring 16, the moisture-proof assembly is disposed to cover a layer of moisture-proof member on an outer portion of a bolt and a nut used for fixing the housing 1 and the support with holes 2, so as to prevent the bolt from rusting due to external moisture and being unable to be screwed down, the moisture-proof assembly includes a first ring 17, a second ring 18, a protection groove 19, a fitting groove 20, a fitting ring 21, an insertion groove 22 and an insertion plate 23, the protection groove 19 is disposed on outer surfaces of the moisture-proof ring 16, the first ring 17 and the second ring 18, the fitting groove 20 is disposed on an outer surface of the moisture-proof ring 16, the fitting ring 21 is fixedly disposed on outer surfaces of the first ring 17 and the second ring 18, the fitting ring 21 is disposed to enable the first ring 17 and the second ring 18 to be more closely attached to the support with holes 2, and the first ring 17 and the second ring 18 are both fitted on an outer portion of the assembly ring 13, the inner wall of the conjunction ring 21 is in sliding connection with the outer surface of the support with holes 2, the plug-in groove 22 is formed in the outer surface of the first ring 17, the plug-in plate 23 is fixedly arranged on the outer surface of the second ring 18, the outer surface of the support with holes 2 is in sliding connection with the inner wall of the conjunction groove 20, the outer surface of the plug-in plate 23 is in sliding connection with the inner wall of the plug-in groove 22, and the plug-in groove 22 and the plug-in plate 23 are arranged to butt the first ring 17 and the second ring 18 in a plug-in mode.

The working principle is as follows: when a loudspeaker needs to be installed, firstly, a bolt penetrates through a fixing hole 15, then, the shell 1 is clamped in the annular fixing groove 5, then, after the bolt penetrates through an assembling ring 13, a nut is screwed on the bolt, then, a moisture-proof ring 16 is plugged into the support 2 with the hole, the protruding part of the bolt is embedded into a protective groove 19, then, a first ring 17 and a second ring 18 are sleeved outside the thinner bottom end of the shell 1, a plugging plate 23 is inserted into a plugging groove 22, then, the first ring 17 and the second ring 18 are synchronously pressed downwards to be sleeved outside the nut, after the bolt penetrates through the fixing hole 15 outside the assembling frame 14, the first ring 17 and the second ring are screwed into the sound box, then, amplitude limiting vibration films are arranged on the corresponding amplitude limiting rings and respectively correspond to frequency ranges which need to be limited respectively, the required frequency ranges can be accurately controlled, and mutual interference of sounds with each frequency is reduced, making the sound cleaner.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (7)

1. The utility model provides a novel speaker of three complementary formulas of frequency, includes shell (1), foraminiferous support (2) and dampproofing ring (16), its characterized in that: annular magnet steel (3) and iron core (4) are adorned admittedly respectively to the inner wall that shell (1) is close to the bottom, the inner wall on foraminiferous support (2) top is adorned belt ring shape fixed slot (5) admittedly, shell (1) inner wall placed in the middle is adorned medium-high frequency vibration voice coil loudspeaker voice coil (6) and low intermediate frequency vibration voice coil loudspeaker voice coil (7) admittedly respectively, the inner wall of shell (1) bottom is adorned medium-high frequency vibrating diaphragm fixed ring (8), low intermediate frequency vibrating diaphragm fixed ring (9) and wiring board (10) admittedly respectively, the inner wall on shell (1) top is adorned four rings PU paper (11) and the compound vibrating diaphragm of titanium (12) admittedly respectively, dampproofing ring (16) set up the inside at foraminiferous support (2).

2. The new three-frequency complementary loudspeaker according to claim 1, characterized in that: the outer surfaces of the shell (1) and the support (2) with the holes are provided with assembling components, each assembling component comprises an assembling ring (13), an assembling frame (14) and a fixing hole (15), the assembling ring (13) is fixedly arranged on the outer surface, close to the bottom end, of the shell (1), the assembling frame (14) is fixedly arranged at the bottom end of the support (2) with the holes, and the fixing holes (15) are respectively formed in the outer surfaces of the support (2) with the holes, the assembling ring (13) and the assembling frame (14).

3. The new three-frequency complementary loudspeaker according to claim 1, characterized in that: the outer surface of shell (1) and the inner wall sliding connection of belt annular fixed slot (5), well high frequency vibration voice coil loudspeaker voice coil (6) are located the below of low intermediate frequency vibration voice coil loudspeaker voice coil (7).

4. The new three-frequency complementary loudspeaker according to claim 1, characterized in that: well high frequency vibrating diaphragm location fixed ring (8), low intermediate frequency vibrating diaphragm location fixed ring (9) and wiring board (10) set gradually from top to bottom, iron core (4) are located the middle part of well high frequency vibrating diaphragm location fixed ring (8) and low intermediate frequency vibrating diaphragm location fixed ring (9).

5. The new three-frequency complementary loudspeaker according to claim 1, characterized in that: the outer surface of the moisture-proof ring (16) is provided with a ring cutting groove, and the outer surface of the inner part of the support with the hole (2) is connected with the inner wall of the ring cutting groove in a sliding manner.

6. The new three-frequency complementary loudspeaker according to claim 1, characterized in that: the outer surface of the moisture-proof ring (16) is provided with a moisture-proof assembly, the moisture-proof assembly comprises a first ring (17), a second ring (18), a protective groove (19), a fitting groove (20), a fitting ring (21), an insertion groove (22) and an insertion plate (23), the protective groove (19) is respectively arranged on the outer surfaces of the moisture-proof ring (16), the first ring (17) and the second ring (18), the fitting groove (20) is arranged on the outer surface of the moisture-proof ring (16), the fitting ring (21) is respectively fixedly arranged on the outer surfaces of the first ring (17) and the second ring (18), the insertion groove (22) is arranged on the outer surface of the first ring (17), and the insertion plate (23) is fixedly arranged on the outer surface of the second ring (18).

7. The new three-band complementary speaker of claim 6, wherein: the inner wall of the conjunction ring (21) is in sliding connection with the outer surface of the support with the hole (2), the first ring (17) and the second ring (18) are sleeved outside the assembling ring (13), the outer surface of the support with the hole (2) is in sliding connection with the inner wall of the conjunction groove (20), and the outer surface of the plug board (23) is in sliding connection with the inner wall of the plug groove (22).

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