CN107527631A - A kind of gramophone - Google Patents
A kind of gramophone Download PDFInfo
- Publication number
- CN107527631A CN107527631A CN201710947992.2A CN201710947992A CN107527631A CN 107527631 A CN107527631 A CN 107527631A CN 201710947992 A CN201710947992 A CN 201710947992A CN 107527631 A CN107527631 A CN 107527631A
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- CN
- China
- Prior art keywords
- gramophone
- casing
- control circuit
- air
- loudspeaker
- 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.)
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Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/003—Devices for transmitting, directing, amplifying sound
- G11B3/006—Devices for transmitting, directing, amplifying sound using horns
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- Diaphragms For Electromechanical Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a kind of gramophone, it includes gramophone casing, the disc record on the casing and the control circuit in the casing, at least one loudspeaker device being connected with the control circuit is provided with the gramophone casing, and resonating membrane is installed on the gramophone casing bottom, the bottom lower surface, which corresponds at resonating membrane, is additionally provided with multiple dividing plates extended downwardly from its surface, multiple dividing plates are radially distributed centered on the central point of the bottom, and a leading note groove is formed between each two adjacent separator.The gramophone bottom lower surface of the present invention is formed with multiple leading note grooves, it can make side wall disengaging of the air-flow along the leading note groove, the operating path of specification air-flow, avoid air-flow chaotic or hoard, so that air-flow operation is unobstructed, improve the stability of air current flow so that sound caused by resonating membrane vibration is not influenceed by external pressure, to lift gramophone acoustics.
Description
Technical field
The present invention relates to stereo set technical field, relates more specifically to a kind of gramophone.
Background technology
Gramophone is extensive in the more dense party of many art atmospheres as a kind of classic high-grade stereo set
Use, its sound is stored in the arc cutting carved with acoustic method in disc plane.Traditional gramophone include disc record,
Tone arm, loudspeaker, control circuit and resonating membrane etc., tone arm are provided with stylus.When playing audio by gramophone, disc is put
Put on disc record, control circuit control disc record drives disc rotation, then swings tone arm and cause stylus and record contacts, when stylus edge
When rugged arc cutting movement on disc, stylus needle point slightly vibrates with the fluctuation of the arc cutting, shakes
Dynamic signal is delivered to resonating membrane, reproduces acoustic pressure, becomes sound, then amplify through loudspeaker and broadcast.
The outer gas stream of loudspeaker and resonating membrane is unstable at present, more chaotic, because sound transmission and air pressure,
The factors such as density are closely related, and resonating membrane produces energy extruding air while vibration, and the motion of air forms air-flow, works as gas
Stream circulation is not smooth or operation confusion will influence normal barometric pressure, and sound caused by resonating membrane vibration will be affected, cannot
The function of resonating membrane is given full play to, influences acoustics.
In consideration of it, it is necessary to provide a kind of stability for improving air current flow, lifts acoustic gramophone to solve
Certainly drawbacks described above.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of stability for improving air current flow, lifting acoustics
Gramophone.
In order to solve the above technical problems, the present invention provides a kind of gramophone, it includes gramophone casing, installed in described
Disc record on casing and the control circuit in the casing, the gramophone casing is interior to be provided with least one and the control
The loudspeaker device of circuit connection, and resonating membrane is installed on the gramophone casing bottom, the bottom lower surface corresponds to described
Be additionally provided with multiple dividing plates extended downwardly from its surface at resonating membrane, multiple dividing plates using the central point of the bottom as
Center is radially distributed, and a leading note groove is formed between each two adjacent separator.Based on above-mentioned design, gramophone bottom of the invention
Formed with multiple leading note grooves, it can make side wall disengaging of the air-flow along the leading note groove, the operation road of specification air-flow for lid lower surface
Footpath, avoid air-flow chaotic or hoard so that air-flow operation is unobstructed, improves the stability of air current flow so that resonating membrane vibration production
Raw sound is not influenceed by external pressure, to lift gramophone acoustics.
Its further technical scheme is：The center position of the bottom upper surface is described common formed with an annular round platform
Vibrating diaphragm is installed on the annular round platform, and multiple diaphragm rings are around the annular round platform and in the bottom lower surface in radiation
Shape is distributed.Structure design based on above-mentioned annular round platform so that resonating membrane is not located at same level with bottom, when gramophone position
When desktop, resonating membrane does not touch desktop during vibration, can avoid the damage of resonating membrane, lifts gramophone acoustics.
Its further technical scheme is：Be additionally provided with phonograph in the gramophone casing, the phonograph include movement and with institute
The CD decoding decks of movement electrical connection are stated, the CD decoding decks are electrically connected with into the control circuit.
Its further technical scheme is：The gramophone wall box offers a through hole, and the loudspeaker device passes through institute
State through hole to be installed on the casing, it includes loudspeaker, cross frame and horn hood, and the loudspeaker are installed in the side wall
Side, the cross frame are fixedly installed in the side-wall outer side, and the horn hood is fixedly installed on the cross frame and covered
Together on the wall box.
Its further technical scheme is：Typhon is also equipped with the gramophone casing, is provided with the typhon
The one loudspeaker device being connected with the control circuit.
Its further technical scheme is：The gramophone also includes the tone arm being installed on the gramophone casing, institute
State and pickup is provided with tone arm.
Its further technical scheme is：The control circuit includes main control unit, wireless communication unit and power amplifier,
The main control unit receives the information from external equipment, the output end of the main control unit and the work(by wireless communication unit
The connection of electric discharge road, the power amplifier are connected with the loudspeaker device.
Its further technical scheme is：USB interface, the USB interface and the control are additionally provided with the gramophone casing
Circuit electrical connection processed.
Its further technical scheme is：The control circuit also includes voice collecting unit, the voice collecting unit with
The main control unit connection.
Its further technical scheme is：The control circuit also includes radio reception circuit, the radio reception circuit and the master control
Unit electrically connects.
Compared with prior art, each two that gramophone of the invention is extended out by it from bottom lower surface is adjacent
Dividing plate forms a leading note groove, with the operating path of specification outer gas stream, solve because outer gas stream is chaotic or hoards and caused by sound
Ring the problem of ineffective, i.e., multiple leading note grooves that bottom lower surface is formed can be such that air-flow is passed in and out along its side wall so that air-flow
Run unobstructed, to avoid air-flow chaotic or hoard, improve the stability of air current flow so that sound caused by resonating membrane vibration is not
Influenceed by external pressure, to lift gramophone acoustics.
Brief description of the drawings
Fig. 1 is that existing gramophone resonating membrane outer gas stream flows to schematic diagram.
Fig. 2 is the dimensional structure diagram of the specific embodiment of gramophone one of the present invention.
Fig. 3 is the decomposition texture schematic diagram of gramophone in Fig. 2.
Fig. 4 is that gramophone resonating membrane outer gas stream of the present invention flows to schematic diagram.
Fig. 5 is the schematic elevation view of gramophone in Fig. 2.
Fig. 6 be gramophone in Fig. 5 A-A to schematic cross-sectional view.
Fig. 7 is the elevational schematic view of gramophone in Fig. 2.
Fig. 8 is the schematic rear view of gramophone in Fig. 2.
Fig. 9 is the structured flowchart schematic diagram of gramophone control circuit of the present invention.
Embodiment
To make one of ordinary skill in the art that the object, technical solutions and advantages of the present invention be more clearly understood, with
Under the present invention is further elaborated in conjunction with the accompanying drawings and embodiments.
The factors such as transmission and the pressure of air, density because of sound are closely related, and resonating membrane produces energy while vibration
Amount extruding air, the motion of air form air-flow, when airflow is not smooth or operation confusion will influence normal barometric pressure, resonating membrane
Sound caused by vibration will be affected, and cannot give full play to the function of resonating membrane, influence acoustics, therefore resonating membrane
The stabilization of outer gas stream is most important for the sounding effect of gramophone.Reference picture 1, Fig. 1 are outside existing gramophone resonating membrane
Air flow direction schematic diagram, direction shown in arrow are air flow direction, it is known that, the air-flow outside resonating membrane does not have the operation rail of specification
Mark, flow direction are disorderly, and it influences the sounding effect of gramophone.
And Fig. 2 to Fig. 9 illustrates a specific embodiment of gramophone 10 of the present invention.The gramophone 10 of the present invention can be with outside
Equipment 20 is used cooperatively, and the external equipment 20 includes the smart machines such as mobile phone, flat board.In the embodiment shown in the figures, institute
State disc record 12 and installation that gramophone 10 includes gramophone casing 11, is arranged on by screw column 121 on the casing 11
Circuit board 13 in the casing 11, control circuit is integrated with the circuit board 13, the control circuit is stayed for control
The work of sound machine 10, and gramophone 10 can be communicated by the control circuit with external equipment 20；Preferably, the institute in the present embodiment
State in gramophone casing 11 and be provided with two loudspeaker devices 14 being connected with the control circuit, and in some other embodiments,
The loudspeaker device 14 could be arranged to one or more, and when the loudspeaker device 14 is arranged to multiple, it can be set respectively
Different azimuth in gramophone casing 11, to form stereophonic effect；And it is provided with the bottom 111 of gramophone casing 11 altogether
Vibrating diaphragm 15, the lower surface of bottom 111 corresponds at the resonating membrane 15 to be additionally provided with multiple to be extended downwardly from its surface
Dividing plate 1111, multiple dividing plates 1111 are radially distributed centered on the central point of the bottom 111, each two it is adjacent every
A leading note groove 1112 is formed between plate 1111.Based on above-mentioned design, the lower surface of 10 bottom of gramophone 111 of the invention is formed with more
Individual leading note groove 1112, reference picture 4 understand that the lower surface of bottom 111 is provided with multiple dividing plates 1111 from its rat, each two phase
A leading note groove 1112 is formed between adjacent dividing plate 1111, it can make side wall disengaging of the air-flow along the leading note groove 1112, specification gas
The operating path of stream, avoid air-flow chaotic or hoard so that air-flow operation is unobstructed, improves the stability of air current flow so that altogether
Vibrating diaphragm 15 vibrates caused sound and not influenceed by external pressure, to lift the acoustics of gramophone 10.
Reference picture 3, in the embodiment shown in the figures, the center position of the upper surface of bottom 111 formed with one to
Upper raised annular round platform 1113, the resonating membrane 15 are installed on the annular round platform 1113, and are also equipped with one thereon
One pressure ring 151 is so that the resonating membrane 15 is compacted on annular round platform 1113, and multiple dividing plates 1111 are around the annular circle
Platform 1113 and radially distributed in the lower surface of bottom 111, it is preferable that in the present embodiment on the bottom 111 of gramophone 10
One first silicagel pad 1114 is additionally provided with, to reduce when resonating membrane 15 vibrates on 10 acoustic influence of gramophone.Based on above-mentioned
The structure design of annular round platform 1113, because annular round platform 1113 is the structure that raises up, it causes resonating membrane 15 and bottom 111
It is not located at same level, when gramophone 10 is located at desktop, resonating membrane 15 does not touch desktop during vibration, can avoid resonating membrane 15
Damage, lifted the acoustics of gramophone 10.Understandably, in some other embodiments, if there is loudspeaker device 14 to be installed on
On bottom 111, then it also can be installed on the annular round platform 1113 by setting annular round platform 1113, and by loudspeaker device 14
On, to avoid loudspeaker device 14 from touching desktop, and the design of the lower surface leading note groove 1112 of bottom 111 can also reduce outer gas stream pair
The influence of the sounding of loudspeaker device 14.
In the embodiment shown in the figures, the side wall 112 of gramophone casing 11 offers a through hole 1121, the loudspeaker
Device 14 is installed on the casing 11 by the through hole 1121, and it includes loudspeaker 141, cross frame 142 and horn hood
143, the loudspeaker 141 are installed on the inner side of side wall 112, and the cross frame 142 is fixedly installed in described by screw 146
On loudspeaker 141, and it is positioned at the outside of the side wall 112, the horn hood 143 be fixedly installed on the cross frame 142 and
It is covered in the side wall 112 of casing 11, it is preferable that one is additionally provided between the cross frame 142 and the loudspeaker 141
Second silica gel pad 144, one second pressure ring 145 is additionally provided with so that the loudspeaker 141 are compacted into the side of casing 11 on the loudspeaker 141
On wall 112, it is preferable that smooth treatment is carried out to the surface of the cross frame 142 and the horn hood 143, by the cross
Support 142 and horn hood 143 are surface-treated more round and smooth, with reduce air-flow by when bounce-back to air-flow, can effectively delay
With the impact of air-flow, make air-flow more smooth, i.e., it can avoid the cross frame 142 and the horn hood 143 strong to air-flow
System bounce-back, to reduce air-flow forced bounce-back to interference caused by sound.
In the present embodiment, the control circuit includes main control unit 131, wireless communication unit 132 and power amplifier
133, the main control unit 131 receives the information from external equipment 20 by wireless communication unit 132, the main control unit 131
Output end be connected with the power amplifier 133, the power amplifier 133 is connected with the loudspeaker device 14.In the present embodiment
The main control unit 131 can be realized based on single-chip microcomputer, and in some other embodiments, the control module may be based on ARM,
The control chips such as DSP are realized.Wherein, the wireless communication unit 132 may include the bluetooth for realizing bluetooth wireless connection
Circuit, the Bluetooth circuit are connected with the main control unit 131.Understandably, corresponding APP is installed on external equipment 20,
Based on above-mentioned design, gramophone 10 can be communicated with external equipment 20, and user can be controlled by the APP on external equipment 20
The work of gramophone 10, such as control gramophone 10 play the information such as the audio stored in the external equipment 20.
Understandably, also include on the gramophone casing 11 and the control panel for controlling the function of gramophone 10
1115, the control panel 1115 electrically connects with the main control unit 131, can control broadcasting or end, the sound of gramophone 10
Measure the functions such as big minor adjustment, playback of songs regulation.
Preferably, the control circuit also includes being used for the voice collecting unit for gathering the voice messaging of user in room
136, the voice collecting unit 136 is connected with the main control unit 131, and in the present embodiment, the voice collecting unit 136 wraps
Include the microphone matrix being made up of one or more microphone.Based on the design of above-mentioned voice collecting unit 136, user Ke Tong
Cross external equipment 20 to be exchanged with the people in room, and in some other embodiments, can be set on the gramophone casing 11
Camera is put, the camera is electrically connected with the main control unit 131, and the situation in room can be monitored by camera.
In some preferred embodiments, usb 1 34, the usb 1 34 are additionally provided with the gramophone casing 11
Electrically connected with the main control unit 131, audio being stored in the equipment such as hard disk etc., which can be read, by the usb 1 34 believes
Breath, and gramophone 10 can be charged or be debugged by the usb 1 34.Preferably, sound is stayed in the present embodiment
AUX interfaces 135 can be also provided with box body 11, the AUX interfaces 135 electrically connect with the main control unit 131.
In some preferred embodiments, the control circuit also includes radio reception circuit 137, the radio reception circuit 137 and institute
Main control unit 131 is stated to electrically connect.The radio reception circuit 137 adds the function of gramophone 10 so that gramophone 10 also acts as receipts
Sound machine uses.
In some other embodiments, the gramophone 10 also includes display screen, the display screen and the main control unit
131 connections.Based on the design, the video stored in the equipment such as mobile phone, hard disk can play by display screen, and the display screen can
The filename of the audio played with display sound-leaving machine 10, can also display sound-leaving machine 10 various operating modes, such as give great volume
It is small, whether be connected to external equipment 20 etc..
In the embodiment shown in the figures, typhon 17, the typhon 17 are also equipped with the gramophone casing 11
Inside it is provided with a loudspeaker device 171 being connected with the power amplifier 133 in the control circuit, it is preferable that the high pitch
Loudspeaker device 171 includes inner bag cavity 1711, inner bladder cover 1712 and loudspeaker 1713, and the loudspeaker 1713 is located at institute
State inner bag cavity 1711 and inner bladder cover 1712 is covered in the space to be formed, in the embodiment shown in the figures, the typhon 17
It is installed on by an attachment means 18 on the gramophone casing 11, the attachment means 18 include being connected with gramophone casing 11
Bend pipe 181 and the adapter tube 182 that is connected on the bend pipe 181 and with the typhon 17, it is preferable that it is described to stay sound
Machine 10 also includes the tone arm 19 being installed between the bend pipe 181 and adapter tube 182, and pickup is provided with the tone arm 19
191.In the present embodiment, the tone arm 19 and pickup 191 are played role in decoration, and the gramophone 11 is read outside by control circuit
Audio on the storage device such as equipment 20 or hard disk, and play, it can solve the gramophone caused by vinyl record volume is larger
The problem of 10 appearance and sizes are larger, the present invention can set the overall dimensions of gramophone 10 as needed, reduce the body of gramophone 10
Product so that gramophone 10 is easy to carry.And in some other embodiments, the tone arm 19 and pickup 191 can also stay with tradition
As sound machine 10, the stylus needle point on pickup 191 slightly vibrates, vibration signal with the fluctuation of vinyl record arc cutting
Resonating membrane 15 is delivered to, reproduces acoustic pressure, becomes sound, then amplify through loudspeaker device 14 and broadcast.
And in some other embodiments, be additionally provided with phonograph in the gramophone casing 11, the phonograph include movement and
The CD decoding decks electrically connected with the movement, the CD decoding decks are electrically connected with into the control circuit, and the movement is used to sweep
The CD discs being positioned on the disc record 12 are retouched, to read disc track and produce electric signal, and the electric signal are sent to
The electric signal is reduced to audio signal by CD decoding decks, the CD decoding decks.
In summary, the adjacent dividing plate shape of gramophone of the invention is extended out by it from bottom lower surface each two
Into a leading note groove, with the operating path of specification outer gas stream, solve because outer gas stream is chaotic or hoards and caused by acoustics
Multiple leading note grooves that the problem of bad, i.e. bottom lower surface are formed can be such that air-flow is passed in and out along its side wall so that air-flow operation is logical
Freely, to avoid air-flow chaotic or hoard, the stability of air current flow is improved so that sound is not by outside caused by resonating membrane vibration
The influence of air pressure, to lift gramophone acoustics.
The preferred embodiments of the present invention are the foregoing is only, rather than any formal limitation is done to the present invention.This area
Technical staff various equivalent changes and improvement, all institutes within the scope of the claims can be imposed on the basis of above-described embodiment
The equivalent variations done or modification, it all should fall under the scope of the present invention.
Claims (10)
- A kind of 1. gramophone, it is characterised in that：The gramophone includes gramophone casing, the disc record on the casing And the control circuit in the casing, the gramophone casing is interior to be provided with least one loudspeaker being connected with the control circuit Device, and resonating membrane is installed on the gramophone casing bottom, the bottom lower surface is more corresponding to being additionally provided with resonating membrane The individual dividing plate extended downwardly from its surface, radial point centered on the central point of the bottom of multiple dividing plates Cloth, a leading note groove is formed between each two adjacent separator.
- 2. gramophone as claimed in claim 1, it is characterised in that：The center position of the bottom upper surface is formed with a ring Shape round platform, the resonating membrane are installed on the annular round platform, and multiple diaphragm rings are around the annular round platform and at the bottom Lid lower surface radially distributes.
- 3. gramophone as claimed in claim 1, it is characterised in that：Phonograph, the phonograph are additionally provided with the gramophone casing The CD decoding decks electrically connected including movement and with the movement, the CD decoding decks are electrically connected with into the control circuit.
- 4. gramophone as claimed in claim 1, it is characterised in that：The gramophone wall box offers a through hole, described Loudspeaker device is installed on the casing by the through hole, and it includes loudspeaker, cross frame and horn hood, the loudspeaker peace Loaded on the inside sidewalls, the cross frame is fixedly installed in the side-wall outer side, and the horn hood is fixedly installed in described On cross frame and it is covered on the wall box.
- 5. gramophone as claimed in claim 1, it is characterised in that：Typhon is also equipped with the gramophone casing, it is described A loudspeaker device being connected with the control circuit is provided with typhon.
- 6. gramophone as claimed in claim 1, it is characterised in that：The gramophone, which also includes, is installed on the gramophone case Tone arm on body, pickup is provided with the tone arm.
- 7. gramophone as claimed in claim 1, it is characterised in that：The control circuit includes main control unit, radio communication list Member and power amplifier, the main control unit receive the information from external equipment, the main control unit by wireless communication unit Output end be connected with the power amplifier, the power amplifier is connected with the loudspeaker device.
- 8. gramophone as claimed in claim 1, it is characterised in that：USB interface is additionally provided with the gramophone casing, it is described USB interface electrically connects with the control circuit.
- 9. gramophone as claimed in claim 7, it is characterised in that：The control circuit also includes voice collecting unit, described Voice collecting unit is connected with the main control unit.
- 10. gramophone as claimed in claim 7, it is characterised in that：The control circuit also includes radio reception circuit, the radio reception Circuit electrically connects with the main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947992.2A CN107527631B (en) | 2017-10-12 | 2017-10-12 | Gramophone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947992.2A CN107527631B (en) | 2017-10-12 | 2017-10-12 | Gramophone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107527631A true CN107527631A (en) | 2017-12-29 |
| CN107527631B CN107527631B (en) | 2023-04-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710947992.2A Active CN107527631B (en) | 2017-10-12 | 2017-10-12 | Gramophone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107527631B (en) |
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| CN108399908A (en) * | 2018-05-04 | 2018-08-14 | 石家庄食草堂文化饰品有限公司 | A kind of music box and preparation method thereof |
| CN110010160A (en) * | 2019-03-29 | 2019-07-12 | 中科汇金数字科技(北京)有限公司 | A kind of contactless old disc record device |
| CN112542181A (en) * | 2020-12-16 | 2021-03-23 | 江苏机器时代文化创意有限公司 | Pin-connected panel hand gramophone |
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| CN206332828U (en) * | 2017-01-16 | 2017-07-14 | 微鲸科技有限公司 | Audio intensifier and audio amplifier |
| CN207397706U (en) * | 2017-10-12 | 2018-05-22 | 深圳市视界精匠技术有限公司 | A kind of gramophone |
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| FR611587A (en) * | 1925-02-23 | 1926-10-01 | Sound amplifier for sound reproducing devices | |
| FR691592A (en) * | 1930-03-08 | 1930-10-23 | Phonograph | |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108399908A (en) * | 2018-05-04 | 2018-08-14 | 石家庄食草堂文化饰品有限公司 | A kind of music box and preparation method thereof |
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| CN110010160A (en) * | 2019-03-29 | 2019-07-12 | 中科汇金数字科技(北京)有限公司 | A kind of contactless old disc record device |
| CN112542181A (en) * | 2020-12-16 | 2021-03-23 | 江苏机器时代文化创意有限公司 | Pin-connected panel hand gramophone |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107527631B (en) | 2023-04-14 |
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