CN203691578U - Micro stereo - Google Patents
Micro stereo Download PDFInfo
- Publication number
- CN203691578U CN203691578U CN201320885013.2U CN201320885013U CN203691578U CN 203691578 U CN203691578 U CN 203691578U CN 201320885013 U CN201320885013 U CN 201320885013U CN 203691578 U CN203691578 U CN 203691578U
- Authority
- CN
- China
- Prior art keywords
- screw hole
- screw
- mesochite
- hole post
- post
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Telephone Set Structure (AREA)
Abstract
The utility model discloses a micro stereo, which comprises a shell, a circuit board fixed inside the shell, a loudspeaker electrically connected to the circuit board and a battery which provides power supply to the loudspeaker, wherein the shell comprises an upper shell, a middle shell and a lower shell which are fixed in s dismountable manner. In the utility model, the upper shell, the middle shell and the lower shell are fixed in a dismountable manner. Because of the dismountable fixation, the shells can be disassembled in case of a fault in the micro stereo, so that fault checking and maintenance become easy and the shells can be assembled again after the maintenance for reuse.
Description
Technical field
The utility model relates to sound equipment field, in particular, relates to a kind of Miniature acoustics.
Background technology
I have designed a kind of Miniature acoustics, comprise housing, am fixed on loudspeaker in housing, circuit board and provide the battery of power supply for Miniature acoustics; Described housing comprises upper casing, mesochite and lower casing, loudspeaker are screwed on mesochite, on mesochite, be provided with the first annular projection of the described loudspeaker of ring, upper casing inwall is provided with the sealing ring being enclosed within on described the first annular projection, sealing ring is sealed in loudspeaker in the front sound chamber that forms sealing in Miniature acoustics, and sound chamber after forming between lower casing and mesochite, Yu Houyin chamber, front sound chamber coordinates, thereby effectively improves the tonequality of the resonance effect raising Miniature acoustics of the supper bass of loudspeaker.Between housing, hot melt is fixed.This scheme is for open.Hot melt fixation but not quick detachable, generally can not re-assembly afterwards even if take apart, is inconvenient to keep in repair after Miniature acoustics breaks down.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of dismountable Miniature acoustics.
The purpose of this utility model is achieved through the following technical solutions: a kind of Miniature acoustics, loudspeaker that comprise housing, be fixed on the circuit board of described enclosure interior, are electrically connected with described circuit board and provide the battery of power supply for described loudspeaker; Described housing comprises detachable fixing upper casing, mesochite and lower casing.
Preferably, between described housing, screw is fixed; Described upper casing inner surface is provided with the first screw hole post, is provided with the first screw hole coordinating with described the first screw hole post on described lower casing, is provided with screw and dodges hole on described mesochite.This is detachably fixing a kind of mode of housing, simple and for convenience detach and assembling of the fixing operation that is spirally connected.
Preferably, be provided with the second screw hole post of described the first screw hole of ring in described lower casing, the end of described the second screw hole post is provided with the screw baffle plate of ring-type; In described the first screw hole post, be provided with screw thread.The second screw hole post of ring the first screw hole is set in lower casing, and like this after being screwed housing, screw is just positioned at the second screw hole post through the first screw hole, there will not be coping screw to be exposed to the situation of scratch operator's hand outside lower casing.
Preferably, the height of described the first screw hole post equals the distance between described upper casing and mesochite; The height of described the second screw hole post equals the distance between described mesochite and lower casing.After housing is fixing, the first screw hole post and the second screw hole post prop up respectively mesochite, can strengthen the intensity of housing.
Preferably, be provided with the described screw hole of ring and dodge the first screw hole post limit convex edge in hole on the opposite face of described mesochite and upper casing, the opposite face of described mesochite and lower casing is provided with the second screw hole post limit convex edge of encircling described screw and dodging hole.This is that the first screw hole post limit convex is along coordinating with the first screw hole post and the second screw hole post respectively with the second screw hole post limit convex edge, the first screw hole post and the second screw hole post are played to position-limiting action, in the time of assembling, the first screw hole post is all aimed at screw with the second screw hole post and is dodged hole, the convenient screw of installing.
Preferably, the internal diameter on described the first screw hole post limit convex edge equals the external diameter of described the first screw hole post, and the internal diameter on described the second screw hole post limit convex edge equals the external diameter of described the second screw hole post.This be the first screw hole post limit convex along with the second screw hole post limit convex along the concrete mode of one that coordinates with the first screw hole post and the second screw hole post respectively, such the first screw hole post and the second screw hole post are enclosed within respectively in the first screw hole post limit convex edge and the second screw hole post limit convex edge.
Preferably, the root of described the first screw hole post and the second screw hole post is provided with reinforcement.Reinforcement is set can the first screw hole post and the intensity of the second screw hole post, prevents because of stressed the first screw hole post causing and the damage of the second screw hole post
Preferably, the reinforcement of described the first screw hole post root is square shape, and the reinforcement of described the second screw hole post root in the form of a ring.This is the concrete set-up mode of reinforcement.
Preferably, a side of described mesochite is provided with for placing first of loudspeaker and dodges hole and encircle the described first first annular projection of dodging hole; The opposite side of described mesochite is provided with for placing second of described battery and dodges hole; Between described housing, fix with four screws, described screw is dodged hole and is comprised that being arranged on described the first annular projection the first screw inner and that be positioned at the first annular projection inside dodges hole and be positioned at the described second second screw of dodging two ends, hole and dodge hole.This is the concrete set-up mode in housing.
Preferably, described mesochite and the end of upper casing opposite face are provided with recessed first placement platform identical with described upper casing end width; The end that described mesochite contacts with lower casing is provided with recessed second placement platform identical with described lower casing end width and vertical block piece vertical with the second placement platform and that flush with mesochite end.Arrange like this, make between upper casing, mesochite and lower casing three seamless fixing.
The utility model is owing to detachably fixing between upper casing, mesochite and lower casing three, owing to being detachable fixing, after Miniature acoustics breaks down, just housing can be taken apart so, convenient inspection trouble shooting, and can re-assembly and reuse after maintenance.
Brief description of the drawings
Fig. 1 is the overall schematic of the Miniature acoustics of the utility model embodiment;
Fig. 2 is the fractionation schematic diagram of the Miniature acoustics of the utility model embodiment;
Fig. 3 is the upper casing schematic internal view of the Miniature acoustics of the utility model embodiment;
Fig. 4 is the mesochite of Miniature acoustics and the schematic diagram of upper casing opposite face of the utility model embodiment;
Fig. 5 is the lower casing schematic internal view of the Miniature acoustics of the utility model embodiment.
Wherein: 1, upper casing; 11, sealing ring; 12, the first screw hole post; 13, reinforcement; 2, mesochite; 20, button is dodged hole; 21, first dodge hole; 22, the first annular projection; 23, the second annular projection; 24, second dodge hole; 25, button circuit board fixed mount; 26, the first screw is dodged hole; 27, the first screw hole post limit convex edge; 28, sender; 29, the second screw is dodged hole; 3, lower casing; 31, the second screw hole post; 32, reinforcement; 4, loudspeaker; 5, speaker net; 6, battery; 7, main circuit board; 8, button circuit board; 9, button.
Embodiment
Kind of Miniature acoustics, loudspeaker that comprise housing, be fixed on the circuit board of described enclosure interior, are electrically connected with described circuit board and provide the battery of power supply for described loudspeaker; Described housing comprises detachable fixing upper casing, mesochite and lower casing.The utility model is owing to detachably fixing between upper casing, mesochite and lower casing three, owing to being detachable fixing, after Miniature acoustics breaks down, just housing can be taken apart so, convenient inspection trouble shooting, and can re-assembly and reuse after maintenance.
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
As shown in Fig. 1 to 5, Miniature acoustics entirety is rectangular bread-like, loudspeaker 4 that comprise housing, be fixed on the circuit board of enclosure interior, are electrically connected with circuit board and provide the battery 6 of power supply for loudspeaker 4; Housing comprises detachable fixing upper casing 1, mesochite 2 and lower casing 3, in mesochite 2, be provided with first annular projection 22 of dodging hole 21 and ring first and dodge hole 21 for placing first of loudspeaker 4, the sealing ring 11 that is provided with sealing the first annular projection 22 at the inwall of upper casing 1, Miniature acoustics also comprises the sealing strip (not shown) being clipped between sealing ring 11 and the first annular projection 22.Sealing ring 11 is the vertical projection (seeing 3) of two ring-types, and the first annular projection 22 is stuck in sealing ring 11.Because sealing ring 11 is sealed in loudspeaker 4 in the front sound chamber that forms sealing between upper casing 1 and mesochite 2, and sound chamber after forming between lower casing 3 and mesochite 2, Yu Houyin chamber, front sound chamber coordinates, thereby effectively improves the tonequality of the resonance effect raising Miniature acoustics of the supper bass of loudspeaker 4.
As shown in Figure 3, upper casing 1 is curved surface shape and increases to centre gradually from both sides, in the case of the floor space of Miniature acoustics is constant, can increase the volume in the front sound chamber between upper casing 1 and mesochite 2 like this, further improves the resonance effect of loudspeaker 4.Between housing, be screwed, upper casing 1 inner surface is provided with the first screw hole post 12, is provided with the first screw hole coordinating with the first screw hole post 12 on lower casing 3, is provided with screw and dodges hole on mesochite.The inside of the first screw hole post 12 is provided with screw thread, and as shown in Figure 5, the end that is provided with the second screw hole post 31, the second screw hole posts 31 of described the first screw hole of ring in lower casing 3 is provided with the screw baffle plate (not shown) of ring-type.At interior the second screw hole post 31 that ring the first screw hole is set of lower casing 3, after being screwed housing, screw is just positioned at the second screw hole post 31 through the first screw hole, there will not be coping screw to be exposed to the situation of lower casing 3 outside scratch operators' hand like this.
The height of the first screw hole post 12 equals the distance between described upper casing 1 and mesochite 2; The height of the second screw hole post 31 equals the distance between mesochite 2 and lower casing 3, and after housing is fixing, the first screw hole post and the second screw hole post prop up respectively mesochite, can strengthen the intensity of housing.
As shown in Figure 4, on the opposite face of mesochite 2 and upper casing, be provided with the described screw hole of ring and dodge the first screw hole post limit convex in hole and equal along 27 internal diameter along 27, the first screw hole post limit convexes the external diameter of described the first screw hole post.Be provided with the described screw of ring at the opposite face of stating mesochite and lower casing and dodge the second screw hole post limit convex edge in hole, the internal diameter on described the second screw hole post limit convex edge equals the external diameter of described the second screw hole post.The first screw hole post limit convex is along coordinating with the first screw hole post and the second screw hole post respectively with the second screw hole post limit convex edge, the first screw hole post and the second screw hole post are played to position-limiting action, in the time of assembling, the first screw hole post is all aimed at screw with the second screw hole post and is dodged hole, the convenient screw of installing.
Be respectively arranged with reinforcement 13,32 at the root of the first screw hole post 11 and the second screw hole post 31; The reinforcement 13 of the first screw hole post 11 roots is square shape, and the reinforcement 32 of the second screw hole post 31 roots in the form of a ring.The intensity that reinforcement 13,32 can increase the first screw hole post 11 and the second screw hole post 31 is set, prevents because of stressed the first screw hole post 11 causing or the damage of the second screw hole post 32.
As shown in Figure 2, circuit board comprise main circuit board 7 and and main circuit board between the button circuit board 8 that is electrically connected, main circuit board 7 is fixed in lower casing 3; In conjunction with Fig. 5, a side in mesochite 2 is provided with the button circuit board fixed mount 25 that is used for fixing button circuit board 7, Miniature acoustics also comprises the button 9 for controlling its broadcast state, be provided with button in position corresponding to the button circuit board fixed mount of mesochite 2 and dodge hole 20, button 9 hot melts are fixed on button and dodge on the mesochite 2 of hole 27 correspondences.In conjunction with Fig. 4, in order to make full use of the space of enclosure interior, battery 6 is fixed between mesochite 2 and lower casing 3, in mesochite 2, be provided with for second of placing battery 6 and dodge hole 24.Screw is dodged hole, hole and is comprised that the first screw that is arranged on the first annular projection 22 inside is dodged hole 26 and is positioned at the described second second screw of dodging 24 two ends, hole and dodge hole 29.The two ends of the first annular projection 22 dodged hole 26 and are positioned at by the first screw, and the both sides of button circuit board fixed mount 25 dodged hole 29 and be positioned at by the second screw.
Mesochite 2 and the end of upper casing 1 opposite face are provided with the recessed first placement platform (not shown) identical with upper casing 1 end width; The end that mesochite 2 contacts with lower casing 3 is provided with recessed second placement platform identical with lower casing 3 end width and vertical block piece vertical with the second placement platform and that flush with mesochite end.Arrange like this, make between upper casing 1, mesochite 2 and lower casing 3 threes seamless fixing.
The edge of mesochite 2 is provided with equally distributed sender 28, and sender 28 is block square hole, is distributed in the side of mesochite, and in conjunction with Fig. 2, Miniature acoustics also comprises and cover the speaker net 5 of described sender 28, and speaker net 5 use glue are fixed.
Loudspeaker 4 are strip, and four screws of loudspeaker 4 use are fixed in mesochite 2.The edge of loudspeaker 4 is provided with outward extending fixed part, is provided with the second screw hole on fixed part, and the edge of loudspeaker 4 is provided with and orthogonal the 3rd annular projection of sound mouth, and the first screw hole lays respectively at the corner of the 3rd annular projection; In conjunction with Fig. 4, the 3rd screw hole that two-screw hole coordinates is set on mesochite 2.For the screw that prevents fixing loudspeaker comes off, the second annular projection 22, the second annular projection 22 inside that are provided with ring the 3rd screw hole on the opposite face of mesochite 2 and upper casing 1 are provided with screw thread.
This Miniature acoustics has TF broadcasting, computer is play and radio function, and battery 6 is rechargeable battery; On main circuit board 7, be provided with TF card interface, audio frequency input hole, usb charging inlet, audio frequency delivery outlet and reception antenna.Operation push-button 9 can regulate Miniature acoustics volume, play smoothly and function.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, portion should be considered as belonging to protection range of the present utility model.
Claims (10)
1. a Miniature acoustics, is characterized in that, loudspeaker that comprise housing, be fixed on the circuit board of described enclosure interior, are electrically connected with described circuit board and provide the battery of power supply for described loudspeaker; Described housing comprises detachable fixing upper casing, mesochite and lower casing.
2. Miniature acoustics as claimed in claim 1, is characterized in that, between described housing, screw is fixed; Described upper casing inner surface is provided with the first screw hole post, is provided with the first screw hole coordinating with described the first screw hole post on described lower casing, is provided with screw and dodges hole on described mesochite.
3. Miniature acoustics as claimed in claim 2, is characterized in that, is provided with the second screw hole post of described the first screw hole of ring in described lower casing, and the end of described the second screw hole post is provided with the screw baffle plate of ring-type; In described the first screw hole post, be provided with screw thread.
4. Miniature acoustics as claimed in claim 3, is characterized in that, the height of described the first screw hole post equals the distance between described upper casing and mesochite; The height of described the second screw hole post equals the distance between described mesochite and lower casing.
5. Miniature acoustics as claimed in claim 4, it is characterized in that, on the opposite face of described mesochite and upper casing, be provided with the described screw hole of ring and dodge the first screw hole post limit convex edge in hole, the opposite face of described mesochite and lower casing is provided with the second screw hole post limit convex edge of encircling described screw and dodging hole.
6. Miniature acoustics as claimed in claim 5, is characterized in that, the internal diameter on described the first screw hole post limit convex edge equals the external diameter of described the first screw hole post, and the internal diameter on described the second screw hole post limit convex edge equals the external diameter of described the second screw hole post.
7. Miniature acoustics as claimed in claim 3, is characterized in that, the root of described the first screw hole post and the second screw hole post is provided with reinforcement.
8. Miniature acoustics as claimed in claim 7, is characterized in that, the reinforcement of described the first screw hole post root is square shape, and the reinforcement of described the second screw hole post root in the form of a ring.
9. Miniature acoustics as claimed in claim 2, is characterized in that, a side of described mesochite is provided with for placing first of loudspeaker and dodges hole and encircle the described first first annular projection of dodging hole; The opposite side of described mesochite is provided with for placing second of described battery and dodges hole; Between described housing, fix with four screws, described screw is dodged hole and is comprised that being arranged on described the first annular projection the first screw inner and that be positioned at the first annular projection inside dodges hole and be positioned at the described second second screw of dodging two ends, hole and dodge hole.
10. Miniature acoustics as claimed in claim 2, is characterized in that, described mesochite and the end of upper casing opposite face are provided with recessed first placement platform identical with described upper casing end width; The end that described mesochite contacts with lower casing is provided with recessed second placement platform identical with described lower casing end width and vertical block piece vertical with the second placement platform and that flush with mesochite end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885013.2U CN203691578U (en) | 2013-12-30 | 2013-12-30 | Micro stereo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885013.2U CN203691578U (en) | 2013-12-30 | 2013-12-30 | Micro stereo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203691578U true CN203691578U (en) | 2014-07-02 |
Family
ID=51013426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320885013.2U Expired - Fee Related CN203691578U (en) | 2013-12-30 | 2013-12-30 | Micro stereo |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203691578U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015100671A1 (en) * | 2013-12-30 | 2015-07-09 | 刘骏涛 | Miniature audio electronic |
| WO2015100666A1 (en) * | 2013-12-30 | 2015-07-09 | 刘骏涛 | Miniature audio electronic |
| WO2015100663A1 (en) * | 2013-12-30 | 2015-07-09 | 刘骏涛 | Miniature audio electronic |
-
2013
- 2013-12-30 CN CN201320885013.2U patent/CN203691578U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015100671A1 (en) * | 2013-12-30 | 2015-07-09 | 刘骏涛 | Miniature audio electronic |
| WO2015100666A1 (en) * | 2013-12-30 | 2015-07-09 | 刘骏涛 | Miniature audio electronic |
| WO2015100663A1 (en) * | 2013-12-30 | 2015-07-09 | 刘骏涛 | Miniature audio electronic |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203457273U (en) | Mini sound equipment | |
| CN203135945U (en) | Multifunctional cellphone protective casing | |
| CN203691578U (en) | Micro stereo | |
| CN103414964A (en) | Miniature sound box | |
| CN203522969U (en) | Mini-speaker | |
| CN103414968A (en) | Miniature sound box | |
| CN103414967A (en) | Miniature sound box | |
| CN204334667U (en) | Mobile phone | |
| CN103763645A (en) | Miniature stereo | |
| CN103079127A (en) | Sound box | |
| WO2015031625A1 (en) | Portable speaker with elastomeric bezels and integral isolation feet | |
| CN203691576U (en) | Micro stereo | |
| CN103763656A (en) | Miniature stereo | |
| CN203746431U (en) | MP3 player | |
| CN105187979A (en) | Resonance loudspeaker box | |
| CN205005245U (en) | Resonant sound box | |
| CN203457274U (en) | Mini-speaker | |
| CN203691608U (en) | Micro stereo | |
| CN203746429U (en) | MP3 player | |
| CN203747947U (en) | Miniature sound equipment | |
| CN203385425U (en) | Electronic pedometer | |
| CN203747946U (en) | Miniature sound equipment | |
| CN203691567U (en) | Mini sound device | |
| CN103763642A (en) | Micro sound box | |
| CN103037286A (en) | Arc-shaped loudspeaker box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |