CN106792292B - Low frequency loudspeaker shell device - Google Patents
Low frequency loudspeaker shell device Download PDFInfo
- Publication number
- CN106792292B CN106792292B CN201611246639.3A CN201611246639A CN106792292B CN 106792292 B CN106792292 B CN 106792292B CN 201611246639 A CN201611246639 A CN 201611246639A CN 106792292 B CN106792292 B CN 106792292B
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- main body
- baffle
- matched
- upper cover
- lower cover
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- 238000007789 sealing Methods 0.000 claims description 24
- 238000005728 strengthening Methods 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims 1
- 238000005476 soldering Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 239000003292 glue Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000000428 dust Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002372 labelling Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2803—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/029—Manufacturing aspects of enclosures transducers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention relates to the technical field of loudspeaker shells, in particular to a low-frequency loudspeaker shell device. A plurality of inserting rods are uniformly distributed on the outer side of the bottom surface of the upper cover, and clamping edges are arranged on the outer side surface of the bottom end of each inserting rod; the upper side surface of the main body is provided with a plurality of flanges matched with the inserted rod for use, slots into which the inserted rod can be inserted are arranged in the flanges, and the bottom ends of the slots are provided with hollows matched with the clamping edges for use; the top surface of the upper cover is provided with a plurality of first brackets, and the top surfaces of the first brackets are provided with first baffle plates; eight first sound emitting holes are formed in the first baffle; a second baffle matched with the first baffle for use is eccentrically arranged on the bottom surface of the main body; five second sounding holes are formed in the second baffle, and third baffles are arranged on the main body outside the second sounding holes; make low frequency loudspeaker shell device improve small-size speaker bass audio, increase bass sound pressure, guarantee that the speaker soldering lug is sealed.
Description
Technical Field
The invention relates to the technical field of loudspeaker shells, in particular to a low-frequency loudspeaker shell device and a production process.
Background
The small-size loudspeaker in the market at present has poor bass effect, and the shell assembled with the loudspeaker has more or less defects in the aspects of bass effect, sealing property, assembly convenience, connection simplicity and the like; and the existing product can not effectively resist the external corrosion for a long time and keep the appearance of the product unchanged in a complex use environment.
Disclosure of Invention
The invention aims to improve the bass sound effect of a small-size loudspeaker, increase the bass sound pressure and ensure the sealing of a welding lug of the loudspeaker.
The technical scheme of the invention is as follows:
the low-frequency loudspeaker shell device comprises an upper cover, a main body and a lower cover which are sequentially connected; the outer side of the bottom of the upper cover is uniformly provided with a plurality of inserted rods, and the outer side of the bottom of each inserted rod is provided with a clamping edge; the upper side surface of the main body is provided with a plurality of flanges matched with the inserted rod for use, slots into which the inserted rod can be inserted are arranged in the flanges, and the bottom ends of the slots are provided with hollows matched with the clamping edges for use; the top surface of the upper cover is provided with a plurality of first brackets, and the top surfaces of the first brackets are provided with first baffle plates; eight first sound emitting holes are formed in the first baffle; a second baffle matched with the first baffle for use is eccentrically arranged on the bottom surface of the main body; five second sound holes are formed in the second baffle, and third baffles are arranged on the main body on the outer sides of the second sound holes.
Eight sound outlet holes are formed in the lower side face of the main body. Through setting up out the sound hole, in order to make sound.
The included angle between every two second sound emission holes is 45 degrees. Because the included angle between two pairs of second sound emitting holes is 45 degrees, one second sound emitting hole corresponds to two first sound emitting holes, and the reflection and refraction effect is better.
And the surface of the upper cover is provided with a reticular reinforcing rib. Through set up netted strengthening rib on the upper cover surface, increase pleasing to the eye on the one hand, on the other hand increases the intensity of upper cover.
A plurality of bulges which extend outwards are uniformly distributed on the peripheral surface of the lower cover, and the bulges are provided with slots; the outer surface of one side of the main body and the lower cover is evenly provided with a plurality of buckles matched with the convex parts for use. Thereby realize the dismantlement of lower cover and main part and be connected, and easy dismounting through going into the fluting with the buckle card.
A first groove is formed in the contact surface of the lower cover and the main body, and a second groove is formed in the contact surface of the main body and the lower cover; and a sealing ring is arranged in a cavity formed by the first groove and the second groove. Through set up the sealing washer in the cavity that first, second recess formed, effectively strengthen the sealed effect between lower cover and the main part.
The sealing ring is an O-shaped sealing ring. And an O-shaped sealing ring is adopted, so that the production cost is low.
The bottom end of the first groove is provided with a triangular groove, and the side wall of the groove is provided with a suction hole communicated with the outside; and a sealing plug is arranged in the suction hole. The suction holes are arranged, so that dust in the triangular grooves can be sucked out conveniently; through setting up the sealing plug, avoid not using dust from inhaling the hole entering when inhaling the hole.
The side surface of the main body is also provided with a plug-in terminal; the plug-in terminal and the main body are integrally molded. The terminal is directly injected on the main body, so that the loudspeaker is convenient to directly mount, namely when the loudspeaker is matched with other parts, the loudspeaker is more convenient and easier to operate by directly inserting the terminal; through the buckle form, directly mould plastics into the plug terminal on the shell, can be applied to various bass occasions.
The production process of the low-frequency loudspeaker shell device is characterized by comprising the following steps of:
step 1: IQC;
step 2: storing the materials;
and 3, step 3: bonding the speaker and the main body together by using a dispenser;
and 4, step 4: curing the glue for 4 hours;
and 5: an O-shaped sealing ring is arranged on the main body;
step 6: clamping the lower cover to the main body;
and 7: clamping the upper cover to the main body;
and 8: detecting the appearance;
and step 9: labeling;
step 10: packaging is carried out;
step 11: final inspection;
step 12: and (7) warehousing.
The invention has the beneficial effects that: the front cover and the main body are buckled through the buckle, so that the installation and the disassembly are convenient; when the small-size loudspeaker normally works in the temperature range of-40 ℃ to +85 ℃, a better bass effect can be obtained, the low-frequency sound quality is improved, and the cost can be effectively reduced; moreover, the loudspeaker can be prevented from being directly exposed in the air, and a good waterproof and dustproof (IP 67) effect is achieved; when the loudspeaker is matched with other parts, the loudspeaker is more convenient and easy to operate directly through the form of the plug-in terminal.
Drawings
The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
Wherein: FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic structural diagram of the upper cover body according to the present invention;
FIG. 3 is a front view of the upper cover of the present invention;
FIG. 4 isbase:Sub>A schematic view of the cross-sectional structure A-A of the present invention;
FIG. 5 is a schematic view of the bottom structure of the upper cover of the present invention;
FIG. 6 is a schematic perspective view of the lower cover of the present invention;
FIG. 7 is a cross-sectional view of the lower cover of the present invention;
FIG. 8 is a side view of the main body of the present invention;
FIG. 9 is a schematic view of the cross-sectional structure of B-B of the present invention;
FIG. 10 is a bottom view of the main body of the present invention;
fig. 11 is a schematic view of the sealing plug of the present invention;
FIG. 12 is a schematic process flow diagram of the present invention;
FIG. 13 is a schematic view of the structure of the first baffle after the upper cover and the main body are assembled;
in the attached drawing, 1 is the upper cover, 2 is the main part, 3 is the lower cover, 4 is the inserted bar, 5 is the card edge, 6 is the flange, 7 is the slot, 8 is for digging the hollow portion, 9 is first support, 10 is first baffle, 11 is the second baffle, 13 is netted strengthening rib, 14 is the bulge, 15 is the fluting, 16 is the buckle, 17 is first recess, 18 is the second recess, 19 is the sealing washer, 20 is for inserting the terminal, 21 is the triangle-shaped recess, 22 is for inhaling the hole, 23 is the sealing plug, 24 is first sound emitting hole, 25 is the second sound emitting hole, 26 is the sound emitting hole, 27 is the third baffle.
Detailed Description
Referring to fig. 1, the low frequency speaker housing apparatus includes an upper cover 1, a main body 2, and a lower cover 3, which are connected in sequence; a plurality of inserting rods 4 are uniformly distributed on the outer side of the bottom surface of the upper cover, and clamping edges 5 are arranged on the outer side surface of the bottom end of each inserting rod; the upper side surface of the main body is provided with a plurality of flanges 6 matched with the inserted rod for use, the flanges are internally provided with slots 7 for the inserted rod to be inserted, and the bottom ends of the slots are provided with hollows 8 matched with the clamping edges for use; the top surface of the upper cover is provided with a plurality of first brackets 9, and the top surfaces of the first brackets are provided with first baffle plates 10; eight first sound emitting holes 24 are formed in the first baffle; a second baffle 11 matched with the first baffle for use is eccentrically arranged on the bottom surface of the main body; the second baffle is provided with five second sound emission holes 25, and the main body outside the second sound emission holes is provided with a third baffle 27. The upper cover is connected with the main body in an installing way by inserting the inserted rod into the slot and clamping the inserted rod into the hollow part through the clamping edge; the upper cover and the main body are convenient to disassemble and assemble due to the adoption of detachable connection; the first baffle plate is matched with the second baffle plate, so that the connecting strength of the main body and the upper cover is enhanced, and the first baffle plate is positioned on the inner side of the second baffle plate and is concentric with the second baffle plate after the installation is finished; the sound is emitted from the interior, reflected by the second baffle through the first sound emitting hole and reflected by the third baffle through the second sound emitting hole after being reflected by the first baffle, and the bass effect of the loudspeaker can be ensured to be more muddy through a series of reflections, and the stacking effect of the sound can be realized to increase the sound pressure; the second support adopts an eccentric structure, and is matched with the first baffle, the second baffle, the third baffle, the first sounding hole and the second sounding hole, so that the sound can be better compressed in the second support and then is emitted through the first sounding hole and the second sounding hole, and the eccentric structure can reflect and refract the sound in a front cavity formed by the main body and the upper cover, and the sound is concentrated in the first sounding hole and the second sounding hole, so that the bass effect is further improved, and the sound volume of low frequency is improved; and a sound three-dimensional effect can be achieved due to the provision of five peripheral holes (second sound emission holes).
Eight sound outlet holes 26 are provided on the lower side of the main body. Through setting up out the sound hole, in order to make sound.
The included angle a between every two second sound emission holes is 45 degrees. Because the included angle between two pairs of second sound emitting holes is 45 degrees, one second sound emitting hole corresponds to two first sound emitting holes, and the reflection and refraction effect is better.
The surface of the upper cover is provided with a reticular reinforcing rib 13. Through set up netted strengthening rib on the upper cover surface, increase pleasing to the eye on the one hand, on the other hand increases the intensity of upper cover.
A plurality of bulges 14 formed by extending outwards are uniformly distributed on the peripheral surface of the lower cover, and the bulges are provided with slots 15; a plurality of buckles 16 matched with the convex parts for use are evenly distributed on the outer surface of one side where the main body and the lower cover are installed. Thereby realize the dismantlement of lower cover and main part and be connected, and easy dismounting through going into the fluting with the buckle card.
A first groove 17 is arranged on the contact surface of the lower cover and the main body, and a second groove 18 is arranged on the contact surface of the main body and the lower cover; a sealing ring 19 is arranged in a cavity formed by the first groove and the second groove. Through set up the sealing washer in the cavity that first, second recess formed, effectively strengthen the sealed effect between lower cover and the main part.
The sealing ring is an O-shaped sealing ring. And an O-shaped sealing ring is adopted, so that the production cost is low.
The bottom end of the first groove is provided with a triangular groove 21, and the side wall of the groove is provided with a suction hole 22 communicated with the outside; a sealing plug 23 is arranged in the suction hole. The suction holes are arranged, so that dust in the triangular grooves can be sucked out conveniently; through setting up the sealing plug, avoid not using dust from inhaling the hole entering when inhaling the hole.
The side surface of the main body is also provided with a plug-in terminal 20; the plug-in terminal and the main body are integrally molded. The terminal is directly injected on the main body, so that the loudspeaker is convenient to directly mount, namely when the loudspeaker is matched with other parts, the loudspeaker is more convenient and easier to operate by directly inserting the terminal; through the buckle form, the housing is directly injected with the plug-in terminal, so that the bass loudspeaker can be applied to various bass occasions; adopt to insert terminal and main part integrative form of moulding plastics, avoided welding among the process engineering, beat the step of gluing to the cost that has reduced, for the lead wire mode, waterproof performance is better.
A process for producing a low frequency loudspeaker enclosure assembly comprising the steps of: step 1: IQC (test for material); and 2, step: storing the materials; and step 3: bonding the speaker and the main body together by using a dispenser; and 4, step 4: curing the glue for 4 hours; and 5: an O-shaped sealing ring is arranged on the main body; step 6: clamping the lower cover to the main body; and 7: clamping the upper cover to the main body; and 8: detecting the appearance; and step 9: labeling; step 10: packaging is carried out; step 11: final inspection (O, Q, C); step 12: and (7) warehousing. At present, after the loudspeaker and the main body are adhered together, a lead generally needs to be welded and the periphery of the lead is glued, so that the production cost and the glue curing time are greatly improved, and the production efficiency is reduced; on the other hand, as the upper cover, the main body and the lower cover are matched in a clamping manner, the use of glue is avoided, the curing time in the workshop production process is saved, and the production efficiency is successfully improved; and the glue has more or less pollution to the environment, pollutes the production environment of a workshop, only needs to be glued once in the whole assembly process, and greatly reduces the pollution of the glue.
The glue is solidified by 703 black glue (703 glue). The 703 black glue is adopted, so that the adhesive property is good, the strength is high, and the corrosion is avoided; and has excellent electric insulation performance, sealing performance and aging resistance, and can be used for a long time within the range of-50 ℃ to +250 ℃.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiment according to the present invention are within the scope of the present invention.
Claims (9)
1. The low-frequency loudspeaker shell device comprises an upper cover, a main body and a lower cover which are connected in sequence; the outer side of the bottom of the upper cover is uniformly provided with a plurality of inserted rods, and the outer side of the bottom of each inserted rod is provided with a clamping edge; the upper side surface of the main body is provided with a plurality of flanges matched with the inserted rod for use, the flanges are internally provided with slots for the inserted rod to insert, and the bottom ends of the slots are provided with hollows matched with the clamping edges for use; the top surface of the upper cover is provided with a plurality of first brackets, and the top surfaces of the first brackets are provided with first baffle plates; eight first sound emitting holes are formed in the first baffle; a second baffle matched with the first baffle for use is eccentrically arranged on the bottom surface of the main body; five second sounding holes are formed in the second baffle, and third baffles are arranged on the main body outside the second sounding holes.
2. Low frequency loudspeaker enclosure means according to claim 1, characterised in that the underside of the body is provided with eight sound outlet holes.
3. A woofer housing means in accordance with claim 1 wherein the second sound emitting aperture subtends an angle of 45 ° between two.
4. The woofer housing means of claim 1 wherein the upper cover surface is provided with web-like strengthening ribs.
5. The enclosure apparatus of claim 1, wherein the periphery of the lower cover has a plurality of protrusions extending outward, the protrusions having slots; the outer surface of one side of the main body and the lower cover is evenly provided with a plurality of buckles matched with the convex parts for use.
6. The low frequency speaker enclosure apparatus of claim 1, wherein a first recess is provided on a contact surface of the lower cover with the main body, and a second recess is provided on a contact surface of the main body with the lower cover; and a sealing ring is arranged in a cavity formed by the first groove and the second groove.
7. The woofer housing means of claim 6 wherein the seal is an "O" seal.
8. The low frequency speaker enclosure apparatus of claim 6, wherein a triangular recess is formed at a bottom end of the first recess, and a suction hole communicating with the outside is formed on a sidewall of the recess; and a sealing plug is arranged in the suction hole.
9. The woofer housing means of claim 1 wherein the body side is further provided with a mating terminal; the plug-in terminal and the main body are integrally molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246639.3A CN106792292B (en) | 2016-12-29 | 2016-12-29 | Low frequency loudspeaker shell device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246639.3A CN106792292B (en) | 2016-12-29 | 2016-12-29 | Low frequency loudspeaker shell device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106792292A CN106792292A (en) | 2017-05-31 |
| CN106792292B true CN106792292B (en) | 2023-04-07 |
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ID=58929002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611246639.3A Active CN106792292B (en) | 2016-12-29 | 2016-12-29 | Low frequency loudspeaker shell device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106792292B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101854573A (en) * | 2009-03-30 | 2010-10-06 | 富准精密工业(深圳)有限公司 | Sound structure and electronic device using same |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3371161B2 (en) * | 1993-10-01 | 2003-01-27 | ソニー株式会社 | Speaker system |
| JP2005006053A (en) * | 2003-06-12 | 2005-01-06 | Tadashi Masuda | Woofer device and multi-way speaker device equipped with same |
| CN105872893A (en) * | 2008-07-24 | 2016-08-17 | 珍尼雷克公司 | Driving unit of nested combination loudspeaker |
| US20110176701A1 (en) * | 2010-01-16 | 2011-07-21 | Collins William E | Autoaugmented Speaker Port |
| CN206775662U (en) * | 2016-12-29 | 2017-12-19 | 汉得利（常州）电子股份有限公司 | Woofer canning |
-
2016
- 2016-12-29 CN CN201611246639.3A patent/CN106792292B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101854573A (en) * | 2009-03-30 | 2010-10-06 | 富准精密工业(深圳)有限公司 | Sound structure and electronic device using same |
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| CN106792292A (en) | 2017-05-31 |
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