CN201054791Y - An audio device for voice amplification - Google Patents
An audio device for voice amplification Download PDFInfo
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- CN201054791Y CN201054791Y CNU2007200514142U CN200720051414U CN201054791Y CN 201054791 Y CN201054791 Y CN 201054791Y CN U2007200514142 U CNU2007200514142 U CN U2007200514142U CN 200720051414 U CN200720051414 U CN 200720051414U CN 201054791 Y CN201054791 Y CN 201054791Y
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- public address
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- 230000003321 amplification Effects 0.000 title claims abstract description 8
- 238000003199 nucleic acid amplification method Methods 0.000 title claims abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 20
- 229910052782 aluminium Inorganic materials 0.000 claims description 20
- 230000005236 sound signal Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 abstract description 10
- 230000005855 radiation Effects 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The utility model relates to an audio frequency device used for voice reinforcement. The utility model is characterized in that the device comprises a shell, a loudspeaker, and a circuit module device which has receiving, processing and power amplification functions of wireless audio frequency signals; wherein, the loudspeaker and the circuit module device are fixed in the shell and communicated, and the place on the shell and corresponding to the side around the bell mouth of the loudspeaker is provided with a grid mesh for the outer radiation of sound in the 360-DEG horizontal direction. The utility model uses the audio frequency device for voice reinforcement consisting of a square box shell and the loudspeaker arranged in the shell and the circuit module device with receiving, processing and power amplification functions of wireless signals, so the utility model not only has the advantages of compact structure, smart and simple size, and convenient carrying, but also is provided with a wireless microphone when in use and then can be used normally. The use is very convenient.
Description
Technical field
The utility model relates to a kind of voice public address audio frequency apparatus.
Background technology
The professional public address equipment of a cover generally all can be installed, so that the spokesman can its expressed content is light, clear, inerrably convey to each participant on the scene by this equipment by all kinds of mechanisms in the middle of meeting room when holding multi-person conference.Public address equipment at present commonly used mostly is to be made of several parts such as pickup transmitter (or being called microphone), processor (or claiming sound console and mixer), sound amplifier, loud speakers, and all connects by cable between the each several part and carry out work.Yet, the conference amplification equipment of this mode in use, not only being subjected to the stube cable line leads and mixes and stirs obstruction, use very inconvenient, and occupation of land side, too much cable often makes the meeting room confusion, makes the service efficiency of public address equipment have a greatly reduced quality greatly, has influenced the meeting seriousness to a great extent.And, before each the use, all must carry out line, debugging, very trouble.Simultaneously, carry very inconvenience.The professional audio product has widened the psychological distance with the user virtually.
Summary of the invention
The purpose of this utility model is to solve above-mentioned being inadequate, and a kind of compact conformation is provided, and volume dexterity, succinct, easy to use is easy to carry, and voice public address audio frequency apparatus simple and reasonable for structure.
The technical solution of the utility model is achieved in that
A kind of voice public address audio frequency apparatus, its characteristics are the Electrocircuit mode equipment that comprises shell, loud speaker and have wireless audio signal reception, processing and power amplification function, wherein loud speaker with Electrocircuit mode equipment respectively fixture and on shell, be provided with for sound and be the extraradial grid mesh of 360 degree horizontal directions in shell and be electrically connected corresponding to the other position of side around the horn mouth of loud speaker.
The utlity model has strong wireless audio signal receiving ability in order to make, for the user provides clear, unremitting wireless signal, the top of above-mentioned shell is provided with spiral wireless audio signal reception antenna, the top of above-mentioned shell becomes accordingly and is beneficial to wireless audio signal and penetrates emission and the top board of being made by the PCB material that receives, the top board centre that described reception antenna is laid in shell in the shape of a spiral shape is combined as a whole with top board, and is electrically connected with the foregoing circuit modular device.
For make the utlity model has simple in structure, rationally, characteristics easy to assembly, above-mentioned shell is four jiaos of square box shape housings that are the circular arc transition, it comprises upper shell, lower house, top board and base plate, wherein the bottom of the top of lower house and upper shell is made the socket part and the socket of socket mutually respectively, described upper shell is connected with socket-connecting of socket by the socket part with lower house, the foregoing circuit modular device is fixed in the upper shell, above-mentioned loudspeaker horn mouth is towards down being installed in the lower house, and be respectively equipped with on the side around lower house for sound and be the extraradial grid mesh of 360 degree horizontal directions, described top board and base plate cover the top that places upper shell and the bottom of lower house respectively.
For making easy to use, the simple characteristics that the utlity model has, be respectively equipped with a mute button, a pair of volume adjusting button and one group of light emitting diode lamp on the above-mentioned top board, this mute button, volume adjusting button and diode indicator light are installed on top board respectively and have made in the installation slotted eye, and are electrically connected with the main circuit board module by cable.Be not provided with mains switch and power supply input interface on the shell frame back side of above-mentioned lower house, this mains switch and power supply input interface are installed on the shell frame back side to be made in the grooved hole, and between last aluminum hull frame and following aluminum hull frame, also be provided with the functional module plate that has one group of fine adjustment resistance switch, input/output interface, wireless module indicator light and diverter switch on the upper shell back side, in the mounting groove that the back side that this functional module plate is embedded in upper shell is made, and be electrically connected with the main circuit board module.
The utility model is owing to adopt by the shell of square box shape and be installed on loud speaker wherein and have the voice public address audio frequency apparatus that the Electrocircuit mode equipment of wireless signal reception, processing and power amplification function constitutes, make the novel not only compact conformation of this usefulness, volume dexterity, succinct, easy to carry, and in use, be equipped with a wireless microphone, can normally use, very convenient.Again because employing is provided with mute button at the top of shell, a pair of volume is regulated button and one group of structure such as light emitting diode lamp, make the utility model in use, can interrupt at any time or the broadcasting of opening device by its mute button, it is very convenient, simple to use; Regulate the volume that button can make things convenient for adjusting public address equipment unlike signal source as required by the independent volume at top, simultaneously, by the light emitting diode lamp group can know at a glance the volume after regulating, the hommization degree is very high.Also owing to adopt the structure that is provided with the functional module plate that has one group of fine adjustment resistance switch, input/output interface, wireless module indicator light and diverter switch at shell, make the utility model not only have the special-purpose public address function of meeting, and also the source of sound of miscellaneous equipment can be input in the public address equipment by this functional module and listen to, make it have general active audio amplifier function, satisfy people's amusement needs after work.
Below in conjunction with accompanying drawing the utility model is further described:
Description of drawings
Fig. 1 is a Facad structure schematic diagram of the present utility model.
Fig. 2 is a decomposing state structural representation of the present utility model.
Fig. 3 is a structure schematic diagram of the present utility model.
Fig. 4 is the direction structure schematic diagram of overlooking of the present utility model.
Fig. 5 is a side structure schematic diagram of the present utility model.
Embodiment
Extremely shown in Figure 5 as Fig. 1, a kind of voice public address audio frequency apparatus described in the utility model, it comprises shell 1, loud speaker 2 and the Electrocircuit mode equipment with wireless audio signal reception, processing and power amplification function, wherein loud speaker 2 with Electrocircuit mode equipment respectively fixture and on shell 1, be provided with for sound and be the extraradial grid mesh 3 of 360 degree horizontal directions in shell 1 and be electrically connected corresponding to the other position of side around the horn mouth of loud speaker 2.Like this, make the novel not only compact conformation of this usefulness, volume dexterity, succinct, easy to carry, and in use, be equipped with a wireless microphone, and can normally use, very convenient.And, solved effectively existing voice public address with the existing installation trouble of audio frequency apparatus, use inconveniently, the deficiency of aspects such as cost height is eliminated greatly and has been reduced installation cost, learning cost, the use cost of voice public address with audio frequency apparatus.Simultaneously, be 360 degree horizontal direction external radiation structures, sound can be directly delivered in user's the ear, for the user provides clear, listened to comfortable sound field environment by sound.Make this product compared with similar products under, energy consumption is lower, the psychological distance between product and the user is dwindled in more economy, environmental protection widely.The utlity model has strong wireless audio signal receiving ability in order to make, for the user provides clear, unremitting wireless signal, as shown in Figure 4, the top of described shell 1 is provided with spiral wireless audio signal reception antenna 100, the top of described shell 1 becomes accordingly and is beneficial to wireless audio signal and penetrates emission and the top board of being made by the PCB material 13 that receives, top board 13 centres that described reception antenna 100 is laid in shell 1 in the shape of a spiral shape are combined as a whole with top board 13, and are electrically connected with described Electrocircuit mode equipment.For make the utlity model has simple in structure, rationally, expansion easily, characteristics easy to assembly, as shown in Figure 2, described shell 1 is four jiaos of square box shape housings that are the circular arc transition, it comprises upper shell 11, lower house 12, top board 13 and base plate 14, wherein the bottom of the top of lower house 12 and upper shell 11 is made the socket part 15 and socket 16 of socket mutually respectively, described upper shell 11 is connected with socket-connecting of socket 16 by socket part 15 with lower house 12, described Electrocircuit mode equipment is fixed in the upper shell 11, described loud speaker 2 horn mouths are towards down being installed in the lower house 12, and be respectively equipped with on the side around lower house 12 for sound and be the extraradial grid mesh 3 of 360 degree horizontal directions, described top board 13 and base plate 14 cover the top that places upper shell 11 and the bottom of lower house 12 respectively.Described upper shell 11 comprises aluminum hull frame 111, following aluminum hull frame 112 and be set in inner casing 113 in the aluminum hull frame, wherein going up aluminum hull frame 111 assembles together with following aluminum hull frame 112 is folded mutually, described inner casing 113 is set in the aluminum hull frame, described Electrocircuit mode equipment is fixed in the inner casing 113, and described top board 13 lids place the top of aluminum hull frame 111.Described lower house 12 comprises shell frame 121 and can be set in the cover seat 122 of holding one's breath that is used for fixing loud speaker 2 in the shell frame 121, brandreth 123, wherein socket part 15 has been made on the top of shell frame 121, grate opening 3 has been made in the side around its underpart, described brandreth 123 is and the identical grating type iron rack of grate opening 3 structures, described loud speaker 2 horn mouths are installed in the cover seat 122 of holding one's breath down, and be set in shell frame 121 tops with the cover seat 122 of holding one's breath, described brandreth 123 overlaps the bottom of the shell frame 121 of packing into accordingly, and described base plate 14 covers the bottom that places shell frame 121 accordingly.Better closely listen to effect for making the utlity model has, as shown in Figure 2, also be provided with audio feedback cone 4 in the described lower house 12, these audio feedback cone 4 uncovered courts down are installed in the brandreth 123 in the shell frame 121.Make the utility model by being respectively equipped with matching of grate opening 3 on the side around this audio feedback cone 4 and the lower house 12, loud speaker 2 is sounded to scattering away, the distance of listening to of the people's ear that furthers has improved the acoustical power utilance, saves energy consumption.Fast Electrocircuit mode equipment comprises main circuit board module 5, wireless signal receiver module 6 and power amplifier plate module 7, wherein main circuit board module 5 fixtures are in inner casing 113, described wireless signal receiver module 6 is installed in the embedding slot 17 that inner casing 113 sides offer, and be electrically connected with main circuit board module 5, described reception antenna 100 is electrically connected with this wireless signal receiver module 6, described power amplifier plate module 7 is fixed on the base plate 14, and is electrically connected with loud speaker 2, main circuit board module 5.For power amplifier plate module 7 has better heat dispersion, as shown in Figure 2, the bottom surface of described base plate 14 also is provided with fin 8 and foot pad 90, and wherein fin 8 is fixed in the middle part, bottom surface of base plate 14, and described foot pad 90 distributes on four jiaos of the bottom surfaces being fixed in base plate 14.For making easy to use, the simple characteristics that the utlity model has, as shown in Figure 4, be respectively equipped with a mute button 9, a pair of volume adjusting button 10 and one group of light emitting diode lamp on the described top board 13, this mute button 9, volume adjusting button 10 and diode indicator light are installed on top board 13 respectively and have made in the installation slotted eye, and are electrically connected with main circuit board module 5 by cable.Make the utility model in use, can interrupt at any time or the broadcasting of opening device by its mute button, it is very convenient, simple to use; Regulate the volume that button can make things convenient for adjusting public address equipment unlike signal source as required by the independent volume at top, simultaneously, by the light emitting diode lamp group can know at a glance the volume after regulating, the hommization degree is very high.For convenience external power is inputed in the public address equipment, with public address equipment is controlled, as shown in Figure 3, be not provided with mains switch 20 and power supply input interface 30 on shell frame 121 back sides of described lower house 12, this mains switch 20 is installed on shell frame 121 back sides with power supply input interface 30 and makes in the grooved hole 18.The utlity model has strong applicability, function extendibility in order to make again, as shown in Figure 3, between last aluminum hull frame 111 and following aluminum hull frame 112, also be provided with the functional module plate 80 that has one group of fine adjustment resistance switch 40, input/output interface 50, wireless module indicator light 60 and diverter switch 70 on upper shell 11 back sides, in the mounting groove that the back side that this functional module plate 80 is embedded in upper shell 11 is made, and be electrically connected with main circuit board module 5.This makes the utility model not only have the special-purpose public address function of meeting, and also the source of sound of miscellaneous equipment can be input in the public address equipment by this functional module and listen to, and makes it have general active audio amplifier function, satisfies people's amusement needs after work.
Claims (10)
1. voice public address audio frequency apparatus, it is characterized in that comprising shell (1), loud speaker (2) and Electrocircuit mode equipment with wireless audio signal reception, processing and power amplification function, wherein respectively fixture is in shell (1) and be electrically connected with Electrocircuit mode equipment for loud speaker (2), and the other position of side is provided with for sound and is the 360 degree extraradial grid mesh of horizontal direction (3) around shell (1) is gone up corresponding to the horn mouth of loud speaker (2).
2. according to the described voice public address of claim 1 audio frequency apparatus, the top that it is characterized in that above-mentioned shell (1) is provided with spiral wireless audio signal reception antenna (100), the top of above-mentioned shell (1) becomes accordingly and is beneficial to wireless audio signal and penetrates emission and the top board of being made by the PCB material (13) that receives, top board (13) centre that described reception antenna (100) is laid in shell (1) in the shape of a spiral shape is combined as a whole with top board (13), and is electrically connected with the foregoing circuit modular device.
3. according to the described voice public address of claim 1 audio frequency apparatus, it is characterized in that above-mentioned shell (1) is four jiaos of square box shape housings that are the circular arc transition, it comprises upper shell (11), lower house (12), top board (13) and base plate (14), wherein the bottom of the top of lower house (12) and upper shell (11) is made the socket part (15) and socket (16) of socket mutually respectively, described upper shell (11) is connected with socket-connecting of socket (16) by socket part (15) with lower house (12), the foregoing circuit modular device is fixed in the upper shell (11), above-mentioned loud speaker (2) horn mouth is towards down being installed in the lower house (12), and be respectively equipped with on the side around lower house (12) for sound and be the 360 degree extraradial grid mesh of horizontal direction (3), described top board (13) and base plate (14) cover the top that places upper shell (11) and the bottom of lower house (12) respectively.
4. according to the described voice public address of claim 3 audio frequency apparatus, it is characterized in that above-mentioned upper shell (11) comprises aluminum hull frame (111), following aluminum hull frame (112) and be set in inner casing (113) in the aluminum hull frame, wherein going up aluminum hull frame (111) assembles together with following aluminum hull frame (112) is folded mutually, described inner casing (113) is set in the aluminum hull frame, the foregoing circuit modular device is fixed in the inner casing (113), and above-mentioned top board (13) lid places the top of aluminum hull frame (111).
5. according to the described voice public address of claim 3 audio frequency apparatus, it is characterized in that above-mentioned lower house (12) comprises shell frame (121) and can be set in the cover seat (122) of holding one's breath that is used for fixing loud speaker (2) in the shell frame (121), brandreth (123), wherein socket part (15) has been made on the top of shell frame (121), grate opening (3) has been made in the side around its underpart, described brandreth (123) is and the identical grating type iron rack of grate opening (3) structure, above-mentioned loud speaker (2) horn mouth is installed in the cover seat (122) of holding one's breath down, and be set in shell frame (121) top with the cover seat (122) of holding one's breath, described brandreth (123) overlaps the bottom of shell frame (121) of packing into accordingly, and above-mentioned base plate (14) covers the bottom that places shell frame (121) accordingly.
6. according to the described voice public address of claim 5 audio frequency apparatus, it is characterized in that also being provided with in the above-mentioned lower house (12) audio feedback cone (4), this uncovered court of audio feedback cone (4) down is installed in the interior brandreth (123) of shell frame (121).
7. according to claim 1 or 2 or 3 or 4 or 5 described voice public address audio frequency apparatuses, it is characterized in that the foregoing circuit modular device comprises main circuit board module (5), wireless signal receiver module (6) and power amplifier plate module (7), wherein main circuit board module (5) fixture is in inner casing (113), described wireless signal receiver module (6) is installed in the embedding slot (17) that inner casing (113) side offers, and be electrically connected with main circuit board module (5), above-mentioned reception antenna (100) is electrically connected with this wireless signal receiver module (6), described power amplifier plate module (7) is fixed on the base plate (14), and with loud speaker (2), main circuit board module (5) is electrically connected together.
8. according to the described voice public address of claim 7 audio frequency apparatus, the bottom surface that it is characterized in that above-mentioned base plate (14) also is provided with fin (8) and foot pad (90), wherein fin (8) is fixed in the bottom surface middle part of base plate (14), and described foot pad (90) distributes on four jiaos of the bottom surfaces being fixed in base plate (14).
9. according to the described voice public address of claim 7 audio frequency apparatus, it is characterized in that being respectively equipped with on the above-mentioned top board (13) mute button (9), a pair of volume adjusting button (10) and one group of light emitting diode lamp, this mute button (9), volume adjusting button (10) and diode indicator light are installed on top board (13) respectively and have made in the installation slotted eye, and are electrically connected with main circuit board module (5) by cable.
10. according to the described voice public address of claim 7 audio frequency apparatus, it is characterized in that not being provided with on shell frame (121) back side of above-mentioned lower house (12) mains switch (20) and power supply input interface (30), this mains switch (20) is installed on shell frame (121) back side with power supply input interface (30) and makes in the grooved hole (18), and have one group of fine adjustment resistance switch (40) being positioned on upper shell (11) back side also to be provided with between aluminum hull frame (111) and the following aluminum hull frame (112), input/output interface (50), the functional module plate (80) of wireless module indicator light (60) and diverter switch (70), in the mounting groove that the back side that this functional module plate (80) is embedded in upper shell (11) is made, and be electrically connected with main circuit board module (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200514142U CN201054791Y (en) | 2007-05-10 | 2007-05-10 | An audio device for voice amplification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200514142U CN201054791Y (en) | 2007-05-10 | 2007-05-10 | An audio device for voice amplification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201054791Y true CN201054791Y (en) | 2008-04-30 |
Family
ID=39394449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200514142U Expired - Fee Related CN201054791Y (en) | 2007-05-10 | 2007-05-10 | An audio device for voice amplification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201054791Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102355622A (en) * | 2011-06-03 | 2012-02-15 | 李世煌 | Synchronous external-playing system and application device thereof |
| CN102932701A (en) * | 2011-08-08 | 2013-02-13 | 吴江市新申铝业科技发展有限公司 | Loudspeaker shell |
-
2007
- 2007-05-10 CN CNU2007200514142U patent/CN201054791Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102355622A (en) * | 2011-06-03 | 2012-02-15 | 李世煌 | Synchronous external-playing system and application device thereof |
| CN102932701A (en) * | 2011-08-08 | 2013-02-13 | 吴江市新申铝业科技发展有限公司 | Loudspeaker shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHU MING Free format text: FORMER OWNER: FOSHAN TIANCHENG ELECTRONIC INFORMATION TECHNIQUE CO., LTD. Effective date: 20081114 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20081114 Address after: Guangdong province Foshan city Chancheng District No. 29 North Street Hongxiang Room 903, zip code: 528000 Patentee after: Zhu Ming Address before: Guangdong province Foshan city Chancheng District Jiangwan Lu Bi Tang west two Street No. 8, zip code: 528000 Patentee before: Foshan Tiancheng Electronic Information Technique Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI LANGGU ELECTRONIC SCIENCE CO., LTD. Free format text: FORMER OWNER: ZHU MING Effective date: 20090605 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090605 Address after: Room 550, No. 307, Hongqiao District, Shanghai, 200030 Patentee after: Qu Guoliang Address before: Guangdong province Foshan city Chancheng District No. 29 North Street Hongxiang Room 903, zip code: 528000 Patentee before: Zhu Ming |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 Termination date: 20100510 |